diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 2b1dd4ac..7d32474e 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -7,6 +7,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: intelligence-ai/jsonschema@v0.2.0
+      - run: jsonschema lint gcn --extension .schema.json --verbose
+      - run: jsonschema fmt gcn --extension .schema.json --check --verbose
       - name: Install Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/gcn/notices/burstcube/alert.schema.json b/gcn/notices/burstcube/alert.schema.json
index ede64019..96068d5a 100644
--- a/gcn/notices/burstcube/alert.schema.json
+++ b/gcn/notices/burstcube/alert.schema.json
@@ -1,26 +1,48 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/alert.schema.json",
   "title": "Alert",
   "description": "BurstCube Trigger Alert",
   "type": "object",
   "allOf": [
-    { "$ref": "../core/Alert.schema.json" },
-    { "$ref": "../core/Reporter.schema.json" },
-    { "$ref": "../core/DateTime.schema.json" },
-    { "$ref": "../core/Event.schema.json" },
-    { "$ref": "../core/Localization.schema.json" },
-    { "$ref": "../core/Statistics.schema.json" },
-    { "$ref": "../core/Duration.schema.json" }
+    {
+      "$ref": "../core/Alert.schema.json"
+    },
+    {
+      "$ref": "../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../core/Event.schema.json"
+    },
+    {
+      "$ref": "../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../core/Statistics.schema.json"
+    },
+    {
+      "$ref": "../core/Duration.schema.json"
+    }
   ],
   "properties": {
     "detector_status": {
       "type": "object",
       "properties": {
-        "CsI0": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI1": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI2": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI3": { "$ref": "../core/DetectorStatus.schema.json" }
+        "CsI0": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI1": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI2": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI3": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        }
       }
     }
   }
diff --git a/gcn/notices/burstcube/test.schema.json b/gcn/notices/burstcube/test.schema.json
index 8b4fbd54..2cb701ef 100644
--- a/gcn/notices/burstcube/test.schema.json
+++ b/gcn/notices/burstcube/test.schema.json
@@ -1,26 +1,48 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/test.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/test.schema.json",
   "title": "Alert",
   "description": "BurstCube Trigger Alert",
   "type": "object",
   "allOf": [
-    { "$ref": "../core/Alert.schema.json" },
-    { "$ref": "../core/Reporter.schema.json" },
-    { "$ref": "../core/DateTime.schema.json" },
-    { "$ref": "../core/Event.schema.json" },
-    { "$ref": "../core/Localization.schema.json" },
-    { "$ref": "../core/Statistics.schema.json" },
-    { "$ref": "../core/Duration.schema.json" }
+    {
+      "$ref": "../core/Alert.schema.json"
+    },
+    {
+      "$ref": "../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../core/Event.schema.json"
+    },
+    {
+      "$ref": "../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../core/Statistics.schema.json"
+    },
+    {
+      "$ref": "../core/Duration.schema.json"
+    }
   ],
   "properties": {
     "detector_status": {
       "type": "object",
       "properties": {
-        "CsI0": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI1": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI2": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI3": { "$ref": "../core/DetectorStatus.schema.json" }
+        "CsI0": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI1": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI2": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI3": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        }
       }
     }
   }
diff --git a/gcn/notices/core/AdditionalInfo.schema.json b/gcn/notices/core/AdditionalInfo.schema.json
index 9d97a14d..9359585d 100644
--- a/gcn/notices/core/AdditionalInfo.schema.json
+++ b/gcn/notices/core/AdditionalInfo.schema.json
@@ -1,13 +1,13 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/AdditionalInfo.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/AdditionalInfo.schema.json",
   "title": "Comments",
   "description": "Comments that are not summarized elsewhere in schema",
+  "type": "object",
   "properties": {
     "additional_info": {
-      "type": "string",
-      "description": "Additional information about the event"
+      "description": "Additional information about the event",
+      "type": "string"
     }
   }
 }
diff --git a/gcn/notices/core/Alert.schema.json b/gcn/notices/core/Alert.schema.json
index acd9b98a..6d68417a 100644
--- a/gcn/notices/core/Alert.schema.json
+++ b/gcn/notices/core/Alert.schema.json
@@ -1,15 +1,16 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Alert.schema.json",
   "title": "Alert",
   "description": "Alert Information description properties of this notice",
   "type": "object",
   "properties": {
     "alert_datetime": {
-      "type": "string",
-      "description": "Date and time of notice creation [UTC, ISO 8601], ex YYYY-MM-DDTHH:MM:SS.ssssssZ"
+      "description": "Date and time of notice creation [UTC, ISO 8601], ex YYYY-MM-DDTHH:MM:SS.ssssssZ",
+      "type": "string"
     },
     "alert_tense": {
+      "description": "Indication of whether this alert refers to a recent observation (current), re-analysis of archival data (archival), a planned observation in the future (planned), a signal injection (injection), commanded trigger (commanded) or a test trigger (test).",
       "enum": [
         "current",
         "archival",
@@ -17,12 +18,15 @@
         "injection",
         "commanded",
         "test"
-      ],
-      "description": "Indication of whether this alert refers to a recent observation (current), re-analysis of archival data (archival), a planned observation in the future (planned), a signal injection (injection), commanded trigger (commanded) or a test trigger (test)."
+      ]
     },
     "alert_type": {
-      "enum": ["initial", "update", "retraction"],
-      "description": "Indication of alert sequence if multiple of same type sent"
+      "description": "Indication of alert sequence if multiple of same type sent",
+      "enum": [
+        "initial",
+        "update",
+        "retraction"
+      ]
     }
   }
 }
diff --git a/gcn/notices/core/DateTime.schema.json b/gcn/notices/core/DateTime.schema.json
index d5236984..5b3cebb2 100644
--- a/gcn/notices/core/DateTime.schema.json
+++ b/gcn/notices/core/DateTime.schema.json
@@ -1,25 +1,25 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DateTime.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DateTime.schema.json",
   "title": "DateTime",
   "description": "Time descriptions of transient event and observation",
   "type": "object",
   "properties": {
-    "trigger_time": {
-      "type": "string",
-      "description": "Time of the trigger [ISO 8601], ex YYYY-MM-DDTHH:MM:SS.ssssssZ"
+    "observation_livetime": {
+      "description": "Livetime of the observation [s]",
+      "type": "number"
     },
     "observation_start": {
-      "type": "string",
-      "description": "Start time of the observation [ISO 8601]"
+      "description": "Start time of the observation [ISO 8601]",
+      "type": "string"
     },
     "observation_stop": {
-      "type": "string",
-      "description": "Stop time of the observation [ISO 8601]"
+      "description": "Stop time of the observation [ISO 8601]",
+      "type": "string"
     },
-    "observation_livetime": {
-      "type": "number",
-      "description": "Livetime of the observation [s]"
+    "trigger_time": {
+      "description": "Time of the trigger [ISO 8601], ex YYYY-MM-DDTHH:MM:SS.ssssssZ",
+      "type": "string"
     }
   }
 }
diff --git a/gcn/notices/core/DetectorStatus.schema.json b/gcn/notices/core/DetectorStatus.schema.json
index 17e4a4c2..d6bb5e76 100644
--- a/gcn/notices/core/DetectorStatus.schema.json
+++ b/gcn/notices/core/DetectorStatus.schema.json
@@ -1,7 +1,11 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DetectorStatus.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DetectorStatus.schema.json",
   "title": "DetectorStatus",
-  "enum": ["on", "off", "triggered"],
-  "description": "Status of a specified detector at the time of the alert"
+  "description": "Status of a specified detector at the time of the alert",
+  "enum": [
+    "on",
+    "off",
+    "triggered"
+  ]
 }
diff --git a/gcn/notices/core/Distance.schema.json b/gcn/notices/core/Distance.schema.json
index ecf4c34f..ceeaea6a 100644
--- a/gcn/notices/core/Distance.schema.json
+++ b/gcn/notices/core/Distance.schema.json
@@ -1,19 +1,21 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Distance.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Distance.schema.json",
   "title": "Distance",
   "description": "Luminosity Distance",
+  "type": "object",
   "properties": {
     "luminosity_distance": {
-      "type": "number",
-      "description": "Luminosity distance [Mpc]"
+      "description": "Luminosity distance [Mpc]",
+      "type": "number"
     },
     "luminosity_distance_error": {
+      "description": "Luminosity distance uncertainty [Mpc, 1-sigma], with optional asymmetric uncertainty",
       "type": "array",
-      "items": { "type": "number" },
       "maxItems": 2,
-      "description": "Luminosity distance uncertainty [Mpc, 1-sigma], with optional asymmetric uncertainty"
+      "items": {
+        "type": "number"
+      }
     }
   }
 }
diff --git a/gcn/notices/core/Duration.schema.json b/gcn/notices/core/Duration.schema.json
index 89f01cf8..c79ee5c2 100644
--- a/gcn/notices/core/Duration.schema.json
+++ b/gcn/notices/core/Duration.schema.json
@@ -1,28 +1,32 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Duration.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Duration.schema.json",
   "title": "Duration",
+  "type": "object",
   "properties": {
-    "t90": {
-      "type": "number",
-      "description": "Time duration of central 90% of integrated fluence [s]"
+    "t50": {
+      "description": "Time duration of central 50% of integrated fluence [s]",
+      "type": "number"
     },
-    "t90_error": {
+    "t50_error": {
+      "description": "1-sigma uncertainty of the T50 duration [s], with asymmetric statistical errors taken into account",
       "type": "array",
-      "items": { "type": "number" },
       "maxItems": 2,
-      "description": "1-sigma uncertainty of the T90 duration [s], with asymmetric statistical errors taken into account"
+      "items": {
+        "type": "number"
+      }
     },
-    "t50": {
-      "type": "number",
-      "description": "Time duration of central 50% of integrated fluence [s]"
+    "t90": {
+      "description": "Time duration of central 90% of integrated fluence [s]",
+      "type": "number"
     },
-    "t50_error": {
+    "t90_error": {
+      "description": "1-sigma uncertainty of the T90 duration [s], with asymmetric statistical errors taken into account",
       "type": "array",
-      "items": { "type": "number" },
       "maxItems": 2,
-      "description": "1-sigma uncertainty of the T50 duration [s], with asymmetric statistical errors taken into account"
+      "items": {
+        "type": "number"
+      }
     }
   }
 }
diff --git a/gcn/notices/core/Event.schema.json b/gcn/notices/core/Event.schema.json
index 82b04eff..f146f6c6 100644
--- a/gcn/notices/core/Event.schema.json
+++ b/gcn/notices/core/Event.schema.json
@@ -1,23 +1,34 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Event.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Event.schema.json",
   "title": "Event Information",
   "description": "Name or names of the event",
+  "type": "object",
   "properties": {
-    "event_name": {
-      "type": "array",
-      "items": { "type": "string" },
-      "description": "Name of the event (ex: GRB 170817A, GW170817, AT2017gfo, SSS 17a)"
-    },
     "id": {
+      "description": "Instrument-specific trigger ID (ex: bn230313485 (Fermi), 1159327 (Swift)) or alternate ID",
       "type": "array",
-      "items": { "oneOf": [{ "type": "string" }, { "type": "number" }] },
-      "description": "Instrument-specific trigger ID (ex: bn230313485 (Fermi), 1159327 (Swift)) or alternate ID"
+      "items": {
+        "oneOf": [
+          {
+            "type": "string"
+          },
+          {
+            "type": "number"
+          }
+        ]
+      }
     },
     "data_archive_page": {
-      "type": "string",
-      "description": "URL of archived data files"
+      "description": "URL of archived data files",
+      "type": "string"
+    },
+    "event_name": {
+      "description": "Name of the event (ex: GRB 170817A, GW170817, AT2017gfo, SSS 17a)",
+      "type": "array",
+      "items": {
+        "type": "string"
+      }
     }
   }
 }
diff --git a/gcn/notices/core/FollowUp.schema.json b/gcn/notices/core/FollowUp.schema.json
index 773353de..2d4dc2f1 100644
--- a/gcn/notices/core/FollowUp.schema.json
+++ b/gcn/notices/core/FollowUp.schema.json
@@ -1,26 +1,31 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/FollowUp.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/FollowUp.schema.json",
   "title": "FollowUp",
   "description": "Schema specific to follow-up cases",
   "type": "object",
   "properties": {
-    "ref_type": {
-      "type": "string",
-      "description": "Type of the event detected, ex. GRB, GW, neutrino"
+    "ref_ID": {
+      "description": "Trigger ID as reported by the reference instrument, ex. bnYYMMDDFF",
+      "type": "string"
     },
     "ref_instrument": {
-      "type": "string",
-      "description": "Name of the reference mission or, instrument, ex. Fermi-GBM"
+      "description": "Name of the reference mission or, instrument, ex. Fermi-GBM",
+      "type": "string"
     },
-    "ref_ID": {
-      "type": "string",
-      "description": "Trigger ID as reported by the reference instrument, ex. bnYYMMDDFF"
+    "ref_type": {
+      "description": "Type of the event detected, ex. GRB, GW, neutrino",
+      "type": "string"
     },
     "reference": {
+      "description": "Reference as distributed by the notices or circulars or ATel, ex. gcn circulars: 12345, gcn.notices.LVK.alert: SYYMMDDak-2-preliminary. ",
       "type": "object",
-      "additionalProperties": { "type": ["number", "string"] },
-      "description": "Reference as distributed by the notices or circulars or ATel, ex. gcn circulars: 12345, gcn.notices.LVK.alert: SYYMMDDak-2-preliminary. "
+      "additionalProperties": {
+        "type": [
+          "number",
+          "string"
+        ]
+      }
     }
   }
 }
diff --git a/gcn/notices/core/HardnessRatio.schema.json b/gcn/notices/core/HardnessRatio.schema.json
index b1ad8799..e99de84f 100644
--- a/gcn/notices/core/HardnessRatio.schema.json
+++ b/gcn/notices/core/HardnessRatio.schema.json
@@ -1,33 +1,39 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/HardnessRatio.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/HardnessRatio.schema.json",
   "title": "HardnessRatio",
   "description": "Hardness Ratio parameterization",
+  "type": "object",
   "properties": {
-    "hardness_ratio": {
-      "type": "number",
-      "description": "ratio of flux between high and low energy bands"
-    },
-    "hardness_ratio_error": {
+    "energy_range_hard": {
+      "description": "Energy range [keV] used in hard band of hardness ratio",
       "type": "array",
-      "items": { "type": "number" },
       "maxItems": 2,
-      "description": "ratio of flux between high and low energy bands, with asymmetric statistical errors taken into account"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
     "energy_range_soft": {
-      "type": "array",
-      "items": { "type": "number" },
       "description": "Energy range [keV] used in soft band of hardness ratio",
+      "type": "array",
+      "maxItems": 2,
       "minItems": 2,
-      "maxItems": 2
+      "items": {
+        "type": "number"
+      }
     },
-    "energy_range_hard": {
+    "hardness_ratio": {
+      "description": "ratio of flux between high and low energy bands",
+      "type": "number"
+    },
+    "hardness_ratio_error": {
+      "description": "ratio of flux between high and low energy bands, with asymmetric statistical errors taken into account",
       "type": "array",
-      "items": { "type": "number" },
-      "description": "Energy range [keV] used in hard band of hardness ratio",
-      "minItems": 2,
-      "maxItems": 2
+      "maxItems": 2,
+      "items": {
+        "type": "number"
+      }
     }
   }
 }
diff --git a/gcn/notices/core/Localization.schema.json b/gcn/notices/core/Localization.schema.json
index d0812930..3ad9312b 100644
--- a/gcn/notices/core/Localization.schema.json
+++ b/gcn/notices/core/Localization.schema.json
@@ -1,64 +1,66 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Localization.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Localization.schema.json",
   "title": "Localization",
   "description": "Localization of transient",
+  "type": "object",
   "properties": {
-    "ra": {
-      "type": "number",
-      "description": "ICRS right ascension [deg], utilizes the J2000 epoch and an equatorial coordinate system"
+    "containment_probability": {
+      "description": "Containment probability [dimensionless, 0-1]; if absent, default is 0.9",
+      "default": 0.9,
+      "type": "number"
     },
     "dec": {
-      "type": "number",
-      "description": "ICRS declination [deg], utilizes the J2000 epoch and an equatorial coordinate system"
+      "description": "ICRS declination [deg], utilizes the J2000 epoch and an equatorial coordinate system",
+      "type": "number"
+    },
+    "healpix_file": {
+      "description": "Base 64 encoded content of a FITS file",
+      "type": "string",
+      "contentEncoding": "base64",
+      "contentMediaType": "image/fits"
+    },
+    "healpix_url": {
+      "description": "URL of HEALPix localization probability file",
+      "type": "string"
+    },
+    "instrument_phi": {
+      "description": "Instrument phi [deg]",
+      "type": "number"
+    },
+    "instrument_semimajor_angle": {
+      "description": "Position angle of semi-major axis in instrument coordinates [deg]",
+      "type": "number"
+    },
+    "instrument_theta": {
+      "description": "Instrument theta [deg]",
+      "type": "number"
+    },
+    "ra": {
+      "description": "ICRS right ascension [deg], utilizes the J2000 epoch and an equatorial coordinate system",
+      "type": "number"
     },
     "ra_dec_error": {
       "anyOf": [
         {
-          "type": "number",
-          "description": "Uncertainty region described as a circle with a radius [deg]."
+          "description": "Uncertainty region described as a circle with a radius [deg].",
+          "type": "number"
         },
         {
+          "description": "An array of up to three values that describe the localization region as an ellipse: length of the semi-major axis, length of the semi-minor axis (default is the same as the semi-major axis), and astronomical position angle of the semi-major axis (measured from North through East, default is zero).",
           "type": "array",
-          "items": { "type": "number" },
-          "minItems": 1,
           "maxItems": 3,
-          "description": "An array of up to three values that describe the localization region as an ellipse: length of the semi-major axis, length of the semi-minor axis (default is the same as the semi-major axis), and astronomical position angle of the semi-major axis (measured from North through East, default is zero)."
+          "minItems": 1,
+          "items": {
+            "type": "number"
+          }
         }
       ]
     },
-    "containment_probability": {
-      "type": "number",
-      "description": "Containment probability [dimensionless, 0-1]; if absent, default is 0.9",
-      "default": 0.9
-    },
     "systematic_included": {
-      "type": "boolean",
       "description": "Contains true when the systematic error is included and false when the systematic error is not included",
-      "default": false
-    },
-    "instrument_phi": {
-      "type": "number",
-      "description": "Instrument phi [deg]"
-    },
-    "instrument_theta": {
-      "type": "number",
-      "description": "Instrument theta [deg]"
-    },
-    "instrument_semimajor_angle": {
-      "type": "number",
-      "description": "Position angle of semi-major axis in instrument coordinates [deg]"
-    },
-    "healpix_url": {
-      "type": "string",
-      "description": "URL of HEALPix localization probability file"
-    },
-    "healpix_file": {
-      "type": "string",
-      "contentEncoding": "base64",
-      "contentMediaType": "image/fits",
-      "description": "Base 64 encoded content of a FITS file"
+      "default": false,
+      "type": "boolean"
     }
   }
 }
diff --git a/gcn/notices/core/Orbit.schema.json b/gcn/notices/core/Orbit.schema.json
index cae4c06b..70cfb6d6 100755
--- a/gcn/notices/core/Orbit.schema.json
+++ b/gcn/notices/core/Orbit.schema.json
@@ -1,26 +1,29 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/GeoLocBase.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/GeoLocBase.schema.json",
   "title": "Spacecraft Geolocation and McIlwain L",
   "description": "Enables GCN providers to include spacecraft geolocation and McIlwain L-Parameter.",
   "type": "object",
   "properties": {
+    "altitude": {
+      "description": "Distance from the surface of the Earth [km].",
+      "type": "number"
+    },
+    "geoloc_time": {
+      "description": "Time [UTC, ISO 8601] of the geolocation and McIlwain L-parameter, if different than the trigger time.",
+      "type": "string"
+    },
     "latitude": {
-      "type": "number",
-      "description": "Geocentric latitude [deg]"
+      "description": "Geocentric latitude [deg]",
+      "type": "number"
     },
     "longitude": {
-      "type": "number",
-      "description": "Geocentric longitude [deg]"
-    },
-    "altitude": {
-      "type": "number",
-      "description": "Distance from the surface of the Earth [km]."
+      "description": "Geocentric longitude [deg]",
+      "type": "number"
     },
-    "mcilwain_l": { "type": "number", "description": "McIlwain L-parameter" },
-    "geoloc_time": {
-      "type": "string",
-      "description": "Time [UTC, ISO 8601] of the geolocation and McIlwain L-parameter, if different than the trigger time."
+    "mcilwain_l": {
+      "description": "McIlwain L-parameter",
+      "type": "number"
     }
   }
 }
diff --git a/gcn/notices/core/Pointing.schema.json b/gcn/notices/core/Pointing.schema.json
index 09a47504..0ddbc722 100644
--- a/gcn/notices/core/Pointing.schema.json
+++ b/gcn/notices/core/Pointing.schema.json
@@ -1,44 +1,48 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Pointing.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Pointing.schema.json",
   "title": "Instrument Pointing",
   "description": "Instrument pointing and rotational rates.",
   "$comment": "Providers should $ref this schema directly but Attitudes.schema.json instead.",
   "type": "object",
   "properties": {
-    "ra": {
-      "type": "number",
-      "description": "RA pointing of the instrument Z axis"
+    "attitude_quarternion": {
+      "description": "Representing attitude state of a spacecraft, using four element vector [q1, q2, q3, q4], composed of a scalar and 3 element unit vector.",
+      "type": "array",
+      "maxItems": 4,
+      "minItems": 4,
+      "items": {
+        "type": "number"
+      }
     },
     "dec": {
-      "type": "number",
-      "description": "Dec pointing of the instrument Z axis"
-    },
-    "roll": {
-      "type": "number",
-      "description": "Roll [deg] of the instrument about its Z axis"
+      "description": "Dec pointing of the instrument Z axis",
+      "type": "number"
     },
     "position_angle": {
-      "type": "number",
-      "description": "Rotation angle [deg] between the spacecraft X-Z plane and the plane defined by the spacecraft X-axis and celestial North"
+      "description": "Rotation angle [deg] between the spacecraft X-Z plane and the plane defined by the spacecraft X-axis and celestial North",
+      "type": "number"
     },
-    "attitude_quarternion": {
-      "type": "array",
-      "items": { "type": "number" },
-      "minItems": 4,
-      "maxItems": 4,
-      "description": "Representing attitude state of a spacecraft, using four element vector [q1, q2, q3, q4], composed of a scalar and 3 element unit vector."
+    "ra": {
+      "description": "RA pointing of the instrument Z axis",
+      "type": "number"
+    },
+    "roll": {
+      "description": "Roll [deg] of the instrument about its Z axis",
+      "type": "number"
     },
     "rotation_rate": {
+      "description": "Rotational rate [rad/s] about the X, Y, and Z axes respectively",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 3,
       "maxItems": 3,
-      "description": "Rotational rate [rad/s] about the X, Y, and Z axes respectively"
+      "minItems": 3,
+      "items": {
+        "type": "number"
+      }
     },
     "time": {
-      "type": "string",
-      "description": "Time [UTC, ISO 8601] of this data, if different than the trigger time."
+      "description": "Time [UTC, ISO 8601] of this data, if different than the trigger time.",
+      "type": "string"
     }
   }
 }
diff --git a/gcn/notices/core/Redshift.schema.json b/gcn/notices/core/Redshift.schema.json
index 86043641..d9747b3d 100644
--- a/gcn/notices/core/Redshift.schema.json
+++ b/gcn/notices/core/Redshift.schema.json
@@ -1,21 +1,34 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Redshift.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Redshift.schema.json",
   "title": "Redshift",
   "description": "Redshift measure of transient",
+  "type": "object",
   "properties": {
     "redshift": {
-      "type": "number",
-      "description": "Displacement of spectral lines toward longer wavelengths [sigma]"
+      "description": "Displacement of spectral lines toward longer wavelengths [sigma]",
+      "type": "number"
     },
     "redshift_error": {
+      "description": "Error in redshift, array for asymmetric statistical errors",
       "type": "array",
-      "items": { "type": "number" },
       "maxItems": 2,
-      "description": "Error in redshift, array for asymmetric statistical errors"
+      "items": {
+        "type": "number"
+      }
+    },
+    "redshift_measure": {
+      "enum": [
+        "spectroscopic",
+        "photometric"
+      ]
     },
-    "redshift_measure": { "enum": ["spectroscopic", "photometric"] },
-    "redshift_type": { "enum": ["emission", "absorption", "host"] }
+    "redshift_type": {
+      "enum": [
+        "emission",
+        "absorption",
+        "host"
+      ]
+    }
   }
 }
diff --git a/gcn/notices/core/Reporter.schema.json b/gcn/notices/core/Reporter.schema.json
index 296cbbd8..75710d2a 100644
--- a/gcn/notices/core/Reporter.schema.json
+++ b/gcn/notices/core/Reporter.schema.json
@@ -1,42 +1,54 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Reporter.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Reporter.schema.json",
   "title": "Reporter",
   "description": "Alert Reporter instrument",
   "type": "object",
   "properties": {
-    "mission": {
-      "type": "string",
-      "description": "Name of Mission or Telescope reporting the event"
+    "filter": {
+      "description": "Optional filter name, as used in optical observations",
+      "type": "array",
+      "items": {
+        "type": "string"
+      }
     },
     "instrument": {
-      "type": "string",
-      "description": "Name of the Instrument reporting the event"
-    },
-    "record_number": {
-      "type": "number",
-      "description": "Incremental number for messages from the instrument during a given trigger (ex: 1, 2, 3)"
+      "description": "Name of the Instrument reporting the event",
+      "type": "string"
     },
     "messenger": {
-      "enum": ["EM", "GW", "Neutrino"],
-      "description": "Messenger of report; EM, GW or Neutrino"
+      "description": "Messenger of report; EM, GW or Neutrino",
+      "enum": [
+        "EM",
+        "GW",
+        "Neutrino"
+      ]
+    },
+    "mission": {
+      "description": "Name of Mission or Telescope reporting the event",
+      "type": "string"
+    },
+    "record_number": {
+      "description": "Incremental number for messages from the instrument during a given trigger (ex: 1, 2, 3)",
+      "type": "number"
     },
     "spectrum": {
-      "enum": ["energy", "wavelength", "frequency"],
       "description": "high-energy or optical or radio observations, if not parsed, then default band is energy",
-      "type": "string",
-      "default": "energy"
+      "default": "energy",
+      "enum": [
+        "energy",
+        "wavelength",
+        "frequency"
+      ]
     },
     "units": {
-      "enum": ["keV", "nm", "Hz"],
       "description": "Units of band range, if not parsed, then default energy is keV",
-      "type": "string",
-      "default": "keV"
-    },
-    "filter": {
-      "type": "array",
-      "items": { "type": "string" },
-      "description": "Optional filter name, as used in optical observations"
+      "default": "keV",
+      "enum": [
+        "keV",
+        "nm",
+        "Hz"
+      ]
     }
   }
 }
diff --git a/gcn/notices/core/Statistics.schema.json b/gcn/notices/core/Statistics.schema.json
index bd08e7e1..8f7c3d2a 100644
--- a/gcn/notices/core/Statistics.schema.json
+++ b/gcn/notices/core/Statistics.schema.json
@@ -1,69 +1,80 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Statistics.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Statistics.schema.json",
   "title": "Statistics",
   "description": "statistical measures of source significance or classification",
+  "type": "object",
   "properties": {
-    "far": {
-      "type": "number",
-      "description": "False alarm rate: the rate of occurrence of non-astrophysical events that are of the same intensity or significance as the current event [Hz]"
-    },
-    "trigger_type": {
-      "enum": ["rate", "image"],
-      "description": "Type of trigger algorithm used to identify the transient event."
-    },
-    "net_count_rate": {
-      "type": "number",
-      "description": "Net count rate of the transient above the background [counts/s] over rate_duration and rate_energy_range. Do specify rate_duration and rate_energy_range with net_count_rate property."
+    "properties": {
+      "description": "Dictionary of binary classifiers, each entry is between 0 and 1. e.g. ({'NS', 0.95}, {'REMNANT', 0.3})",
+      "type": "object",
+      "additionalProperties": {
+        "type": "number"
+      }
     },
     "backgound_count_rate": {
-      "type": "number",
-      "description": "Count rate of the background during the transient [counts/s] over same rate_duration and rate_energy_range used for net_count_rate."
+      "description": "Count rate of the background during the transient [counts/s] over same rate_duration and rate_energy_range used for net_count_rate.",
+      "type": "number"
     },
-    "rate_snr": {
-      "type": "number",
-      "description": "Rate signal to noise ratio [dimensionless]"
+    "classification": {
+      "description": "Dictionary mapping mutually exclusive source classes to probabilities between 0 and 1, the sum of all values must be 1. e.g. ({'BNS', 0.9}, {'NSBH', 0.05}, {'BBH', 0.05})",
+      "type": "object",
+      "additionalProperties": {
+        "type": "number"
+      }
     },
-    "rate_duration": {
-      "type": "number",
-      "description": "Interval over rate signal to noise ratio calculation [s]"
+    "far": {
+      "description": "False alarm rate: the rate of occurrence of non-astrophysical events that are of the same intensity or significance as the current event [Hz]",
+      "type": "number"
     },
-    "rate_energy_range": {
+    "image_duration": {
+      "description": "Interval over image signal to noise ratio calculation [s]",
+      "type": "number"
+    },
+    "image_energy_range": {
+      "description": "Low and High energy bounds used in image signal to noise ratio calculation, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Low and High energy bounds used in rate signal to noise ratio calculation, if not parsed in Reporter.schema.json, default unit is keV"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
     "image_snr": {
-      "type": "number",
-      "description": "Image signal to noise ratio [dimensionless]"
+      "description": "Image signal to noise ratio [dimensionless]",
+      "type": "number"
     },
-    "image_duration": {
-      "type": "number",
-      "description": "Interval over image signal to noise ratio calculation [s]"
+    "net_count_rate": {
+      "description": "Net count rate of the transient above the background [counts/s] over rate_duration and rate_energy_range. Do specify rate_duration and rate_energy_range with net_count_rate property.",
+      "type": "number"
     },
-    "image_energy_range": {
+    "p_astro": {
+      "description": "Probability [dimensionless, 0-1] that source is of astrophysical origin",
+      "type": "number"
+    },
+    "rate_duration": {
+      "description": "Interval over rate signal to noise ratio calculation [s]",
+      "type": "number"
+    },
+    "rate_energy_range": {
+      "description": "Low and High energy bounds used in rate signal to noise ratio calculation, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Low and High energy bounds used in image signal to noise ratio calculation, if not parsed in Reporter.schema.json, default unit is keV"
-    },
-    "p_astro": {
-      "type": "number",
-      "description": "Probability [dimensionless, 0-1] that source is of astrophysical origin"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
-    "classification": {
-      "type": "object",
-      "additionalProperties": { "type": "number" },
-      "description": "Dictionary mapping mutually exclusive source classes to probabilities between 0 and 1, the sum of all values must be 1. e.g. ({'BNS', 0.9}, {'NSBH', 0.05}, {'BBH', 0.05})"
+    "rate_snr": {
+      "description": "Rate signal to noise ratio [dimensionless]",
+      "type": "number"
     },
-    "properties": {
-      "type": "object",
-      "additionalProperties": { "type": "number" },
-      "description": "Dictionary of binary classifiers, each entry is between 0 and 1. e.g. ({'NS', 0.95}, {'REMNANT', 0.3})"
+    "trigger_type": {
+      "description": "Type of trigger algorithm used to identify the transient event.",
+      "enum": [
+        "rate",
+        "image"
+      ]
     }
   }
 }
diff --git a/gcn/notices/core/spectral/GammaRay.schema.json b/gcn/notices/core/spectral/GammaRay.schema.json
index ad35f2ea..37a8f00f 100644
--- a/gcn/notices/core/spectral/GammaRay.schema.json
+++ b/gcn/notices/core/spectral/GammaRay.schema.json
@@ -1,92 +1,111 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/GammaRay.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/GammaRay.schema.json",
   "title": "spectral.GammaRay",
   "description": "Spectral properties from gamma-ray data",
+  "type": "object",
   "properties": {
-    "best_fit_model": {
-      "enum": ["POWERLAW", "CUTOFFPOWERLAW", "BAND"],
-      "description": "Name of model corresponding to best statistical fit of spectrum"
+    "band": {
+      "description": "Fit parameters for Band model",
+      "$ref": "./models/Band.schema.json"
     },
-    "power_law": {
-      "$ref": "./models/PowerLaw.schema.json",
-      "description": "Fit parameters for PowerLaw model"
+    "best_fit_model": {
+      "description": "Name of model corresponding to best statistical fit of spectrum",
+      "enum": [
+        "POWERLAW",
+        "CUTOFFPOWERLAW",
+        "BAND"
+      ]
     },
     "cutoff_power_law": {
-      "$ref": "./models/CutOffPowerLaw.schema.json",
-      "description": "Fit parameters for Cutoff PowerLaw model"
+      "description": "Fit parameters for Cutoff PowerLaw model",
+      "$ref": "./models/CutOffPowerLaw.schema.json"
     },
-    "band": {
-      "$ref": "./models/Band.schema.json",
-      "description": "Fit parameters for Band model"
+    "energy_flux": {
+      "description": "Energy Flux [erg/cm2/s]",
+      "type": "number"
     },
-    "spectral_energy_range": {
-      "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
-      "maxItems": 2,
-      "description": "Low and High energy bounds used in spectral fit, if not parsed in Reporter.schema.json, default unit is keV"
+    "energy_flux_error": {
+      "description": "1-sigma uncertainty in Energy Flux [erg/cm2/s]",
+      "type": "number"
     },
-    "hardness_ratio": {
-      "type": "number",
-      "description": "ratio of flux between high and low energy bands"
+    "fluence": {
+      "description": "Fluence [erg/cm2]",
+      "type": "number"
     },
-    "hardness_ratio_energy_range": {
+    "fluence_energy_range": {
+      "description": "Low and High energy bounds used in fluence calculation, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Low and High energy bounds used for hardness ratio, if not parsed in Reporter.schema.json, default unit is keV"
-    },
-    "photon_flux": {
-      "type": "number",
-      "description": "Photon Flux [ph/cm2/s]"
-    },
-    "photon_flux_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty in Photon Flux [ph/cm2/s]"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
-    "energy_flux": {
-      "type": "number",
-      "description": "Energy Flux [erg/cm2/s]"
+    "fluence_error": {
+      "description": "Fluence Error [erg/cm2]",
+      "type": "number"
     },
-    "energy_flux_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty in Energy Flux [erg/cm2/s]"
+    "fluence_time_range": {
+      "description": "Start and stop time stamps in array as used in fluence calculation, measured since trigger [s]",
+      "type": "array",
+      "maxItems": 2,
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
     "flux_energy_range": {
+      "description": "Low and High energy bounds used in flux calculation, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Low and High energy bounds used in flux calculation, if not parsed in Reporter.schema.json, default unit is keV"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
     "flux_time_range": {
+      "description": "Start and stop time stamps in array as used in flux calculation, measured since trigger [s]",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Start and stop time stamps in array as used in flux calculation, measured since trigger [s]"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
-    "fluence": { "type": "number", "description": "Fluence [erg/cm2]" },
-    "fluence_error": {
-      "type": "number",
-      "description": "Fluence Error [erg/cm2]"
+    "hardness_ratio": {
+      "description": "ratio of flux between high and low energy bands",
+      "type": "number"
     },
-    "fluence_energy_range": {
+    "hardness_ratio_energy_range": {
+      "description": "Low and High energy bounds used for hardness ratio, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Low and High energy bounds used in fluence calculation, if not parsed in Reporter.schema.json, default unit is keV"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     },
-    "fluence_time_range": {
+    "photon_flux": {
+      "description": "Photon Flux [ph/cm2/s]",
+      "type": "number"
+    },
+    "photon_flux_error": {
+      "description": "1-sigma uncertainty in Photon Flux [ph/cm2/s]",
+      "type": "number"
+    },
+    "power_law": {
+      "description": "Fit parameters for PowerLaw model",
+      "$ref": "./models/PowerLaw.schema.json"
+    },
+    "spectral_energy_range": {
+      "description": "Low and High energy bounds used in spectral fit, if not parsed in Reporter.schema.json, default unit is keV",
       "type": "array",
-      "items": { "type": "number" },
-      "minItems": 2,
       "maxItems": 2,
-      "description": "Start and stop time stamps in array as used in fluence calculation, measured since trigger [s]"
+      "minItems": 2,
+      "items": {
+        "type": "number"
+      }
     }
   }
 }
diff --git a/gcn/notices/core/spectral/models/Band.schema.json b/gcn/notices/core/spectral/models/Band.schema.json
index 2c02d348..0e442d4d 100644
--- a/gcn/notices/core/spectral/models/Band.schema.json
+++ b/gcn/notices/core/spectral/models/Band.schema.json
@@ -1,42 +1,45 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/Band.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/Band.schema.json",
   "title": "Band",
   "description": "Spectral model Band smoothly broken powerlaw (Band et al. 1993)",
+  "type": "object",
   "properties": {
+    "alpha": {
+      "description": "power-law index of spectral model",
+      "type": "number"
+    },
+    "alpha_error": {
+      "description": "1-sigma uncertainty of alpha",
+      "type": "number"
+    },
     "amplitude": {
-      "type": "number",
-      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]"
+      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]",
+      "type": "number"
     },
     "amplitude_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]"
+      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]",
+      "type": "number"
     },
-    "pivot_energy": { "type": "number", "description": "pivot energy [keV]" },
-    "alpha": {
-      "type": "number",
-      "description": "power-law index of spectral model"
+    "beta": {
+      "description": "high-energy power-law index of Band parameterization",
+      "type": "number"
     },
-    "alpha_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of alpha"
+    "beta_error": {
+      "description": "1-sigma uncertainty of beta",
+      "type": "number"
     },
     "epeak": {
-      "type": "number",
-      "description": "e-folding energy of exponential rolloff [keV]"
+      "description": "e-folding energy of exponential rolloff [keV]",
+      "type": "number"
     },
     "epeak_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of Epeak [keV]"
+      "description": "1-sigma uncertainty of Epeak [keV]",
+      "type": "number"
     },
-    "beta": {
-      "type": "number",
-      "description": "high-energy power-law index of Band parameterization"
-    },
-    "beta_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of beta"
+    "pivot_energy": {
+      "description": "pivot energy [keV]",
+      "type": "number"
     }
   }
 }
diff --git a/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json b/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
index 47f7865d..76bff536 100644
--- a/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
+++ b/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
@@ -1,34 +1,37 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json",
   "title": "CutOffPowerLaw",
   "description": "Spectral model known as comptonized or powerlaw with exponential cutoff amplitude*energy^{-alpha}*exp(-energy/beta)",
+  "type": "object",
   "properties": {
-    "amplitude": {
-      "type": "number",
-      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]"
-    },
-    "amplitude_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]"
-    },
-    "pivot_energy": { "type": "number", "description": "pivot energy [keV]" },
     "alpha": {
-      "type": "number",
-      "description": "power-law index of spectral model"
+      "description": "power-law index of spectral model",
+      "type": "number"
     },
     "alpha_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of alpha"
+      "description": "1-sigma uncertainty of alpha",
+      "type": "number"
+    },
+    "amplitude": {
+      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]",
+      "type": "number"
+    },
+    "amplitude_error": {
+      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]",
+      "type": "number"
     },
     "epeak": {
-      "type": "number",
-      "description": "e-folding energy of exponential rolloff [keV]"
+      "description": "e-folding energy of exponential rolloff [keV]",
+      "type": "number"
     },
     "epeak_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of Epeak [keV]"
+      "description": "1-sigma uncertainty of Epeak [keV]",
+      "type": "number"
+    },
+    "pivot_energy": {
+      "description": "pivot energy [keV]",
+      "type": "number"
     }
   }
 }
diff --git a/gcn/notices/core/spectral/models/PowerLaw.schema.json b/gcn/notices/core/spectral/models/PowerLaw.schema.json
index aa21fbce..11ab350d 100644
--- a/gcn/notices/core/spectral/models/PowerLaw.schema.json
+++ b/gcn/notices/core/spectral/models/PowerLaw.schema.json
@@ -1,26 +1,29 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/PowerLaw.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/PowerLaw.schema.json",
   "title": "PowerLaw",
   "description": "Spectral model powerlaw with N(E)=amplitude*energy^{-alpha}",
+  "type": "object",
   "properties": {
+    "alpha": {
+      "description": "power-law index of spectral model",
+      "type": "number"
+    },
+    "alpha_error": {
+      "description": "1-sigma uncertainty of alpha",
+      "type": "number"
+    },
     "amplitude": {
-      "type": "number",
-      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]"
+      "description": "amplitude of spectral model fit at pivot_energy [ph/cm2/s/keV]",
+      "type": "number"
     },
     "amplitude_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]"
+      "description": "1-sigma uncertainty of amplitude [ph/cm2/s/keV]",
+      "type": "number"
     },
-    "pivot_energy": { "type": "number", "description": "pivot energy [keV]" },
-    "alpha": {
-      "type": "number",
-      "description": "power-law index of spectral model"
-    },
-    "alpha_error": {
-      "type": "number",
-      "description": "1-sigma uncertainty of alpha"
+    "pivot_energy": {
+      "description": "pivot energy [keV]",
+      "type": "number"
     }
   }
 }
diff --git a/gcn/notices/einstein_probe/wxt/alert.schema.json b/gcn/notices/einstein_probe/wxt/alert.schema.json
index 0988f462..fdb98aaf 100644
--- a/gcn/notices/einstein_probe/wxt/alert.schema.json
+++ b/gcn/notices/einstein_probe/wxt/alert.schema.json
@@ -1,14 +1,24 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/einstein_probe/wxt/alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/einstein_probe/wxt/alert.schema.json",
   "title": "EP/WXT Alert",
   "description": "Candidate X-ray transient reported from the EP/WXT on board trigger",
   "type": "object",
   "allOf": [
-    { "$ref": "../../core/DateTime.schema.json" },
-    { "$ref": "../../core/Localization.schema.json" },
-    { "$ref": "../../core/Reporter.schema.json" },
-    { "$ref": "../../core/Statistics.schema.json" },
-    { "$ref": "../../core/AdditionalInfo.schema.json" }
+    {
+      "$ref": "../../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../../core/Statistics.schema.json"
+    },
+    {
+      "$ref": "../../core/AdditionalInfo.schema.json"
+    }
   ]
 }
diff --git a/gcn/notices/glowbug/Alert.schema.json b/gcn/notices/glowbug/Alert.schema.json
index 9a61afad..f89f94a5 100644
--- a/gcn/notices/glowbug/Alert.schema.json
+++ b/gcn/notices/glowbug/Alert.schema.json
@@ -1,51 +1,83 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/glowbug/alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/glowbug/alert.schema.json",
   "title": "Glowbug Alert Notice",
   "description": "Information about a Glowbug trigger.  All fields optional; omitted if not available or not applicable.",
   "type": "object",
   "allOf": [
     {
-      "$ref": "../core/Reporter.schema.json",
-      "description": "mission=GLOWBUG"
+      "description": "mission=GLOWBUG",
+      "$ref": "../core/Reporter.schema.json"
+    },
+    {
+      "description": "Complementary info in text form.",
+      "$ref": "../core/AdditionalInfo.schema.json"
     },
     {
-      "$ref": "../core/AdditionalInfo.schema.json",
-      "description": "Complementary info in text form."
+      "$ref": "../core/Alert.schema.json"
     },
-    { "$ref": "../core/Alert.schema.json" },
     {
-      "$ref": "../core/Event.schema.json",
-      "description": "event_id=[ 'BUGyymmdd.fff', seqnum ], where fff is in millidays with trailing zeros. id_source=GLOWBUG for both."
+      "description": "event_id=[ 'BUGyymmdd.fff', seqnum ], where fff is in millidays with trailing zeros. id_source=GLOWBUG for both.",
+      "$ref": "../core/Event.schema.json"
     },
     {
-      "$ref": "../core/DateTime.schema.json",
-      "description": "Trigger_time with seconds fraction."
+      "description": "Trigger_time with seconds fraction.",
+      "$ref": "../core/DateTime.schema.json"
     },
     {
-      "$ref": "../core/Statistics.schema.json",
-      "description": "rate_duration is the integration time (a.k.a. trigger time scale), over which the rate_snr was measured."
+      "description": "rate_duration is the integration time (a.k.a. trigger time scale), over which the rate_snr was measured.",
+      "$ref": "../core/Statistics.schema.json"
     }
   ],
   "properties": {
     "detector_status": {
       "type": "object",
       "properties": {
-        "CsI0": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI1": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI2": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI3": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI4": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI5": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI6": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI7": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI8": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI9": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI10": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CsI11": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CLLB0": { "$ref": "../core/DetectorStatus.schema.json" },
-        "CLLB1": { "$ref": "../core/DetectorStatus.schema.json" },
-        "SSA": { "$ref": "../core/DetectorStatus.schema.json" }
+        "CLLB0": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CLLB1": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI0": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI1": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI10": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI11": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI2": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI3": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI4": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI5": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI6": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI7": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI8": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "CsI9": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        },
+        "SSA": {
+          "$ref": "../core/DetectorStatus.schema.json"
+        }
       }
     }
   }
diff --git a/gcn/notices/heasarc/archive_alert.schema.json b/gcn/notices/heasarc/archive_alert.schema.json
index 08a32771..359e3dcc 100644
--- a/gcn/notices/heasarc/archive_alert.schema.json
+++ b/gcn/notices/heasarc/archive_alert.schema.json
@@ -1,9 +1,9 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/heasarc/archive_alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/heasarc/archive_alert.schema.json",
   "title": "HEASARC - Data in Archive",
   "description": "Data Archived at HEASARC",
+  "type": "object",
   "allOf": [
     {
       "$ref": "../core/Alert.schema.json"
@@ -19,21 +19,21 @@
     }
   ],
   "properties": {
-    "obs_id": {
-      "type": "string",
-      "description": "The observation identifier of the sequence. Also called the observation id, sequence number, and seqnum, it is a series of numerical digits, each signifying different aspects for the observation, such as AO year, proposal number, and target number. Each mission has their own specification for how the obsid is defined. Every observation by an observatory is identified by the obsid. The data set identified by the obsid contains the level one and level 2 data created by that mission's processing pipeline. [Fields to align with IVOA ObsCore]"
-    },
-    "target_name": {
-      "type": "string",
-      "description": "Name of the target object for the observation [IVOA ObsCore]"
+    "facility_name": {
+      "description": "Name of the creator of the data [IVOA ObsCore]",
+      "type": "string"
     },
     "mission_page": {
-      "type": "string",
-      "description": "Web page of the creator mission at HEASARC"
+      "description": "Web page of the creator mission at HEASARC",
+      "type": "string"
     },
-    "facility_name": {
-      "type": "string",
-      "description": "Name of the creator of the data [IVOA ObsCore]"
+    "obs_id": {
+      "description": "The observation identifier of the sequence. Also called the observation id, sequence number, and seqnum, it is a series of numerical digits, each signifying different aspects for the observation, such as AO year, proposal number, and target number. Each mission has their own specification for how the obsid is defined. Every observation by an observatory is identified by the obsid. The data set identified by the obsid contains the level one and level 2 data created by that mission's processing pipeline. [Fields to align with IVOA ObsCore]",
+      "type": "string"
+    },
+    "target_name": {
+      "description": "Name of the target object for the observation [IVOA ObsCore]",
+      "type": "string"
     }
   }
 }
diff --git a/gcn/notices/icecube/lvk_nu_track_search.schema.json b/gcn/notices/icecube/lvk_nu_track_search.schema.json
index 52eaf074..513a6bef 100644
--- a/gcn/notices/icecube/lvk_nu_track_search.schema.json
+++ b/gcn/notices/icecube/lvk_nu_track_search.schema.json
@@ -1,83 +1,109 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/lvk_nu_track_search.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/lvk_nu_track_search.schema.json",
   "title": "IceCube LVK Alert Nu Track Search",
   "description": "IceCube LVK Coincident Neutrino Track Search",
+  "type": "object",
   "allOf": [
     {
-      "$ref": "../core/Alert.schema.json",
-      "description": "Alert information (alert_datetime and alert_type) from LVK alert notices"
+      "description": "Alert information (alert_datetime and alert_type) from LVK alert notices",
+      "$ref": "../core/Alert.schema.json"
     },
     {
-      "$ref": "../core/FollowUp.schema.json",
-      "description": "ID (ref_ID) of LVK alert notice"
+      "description": "ID (ref_ID) of LVK alert notice",
+      "$ref": "../core/FollowUp.schema.json"
     },
-    { "$ref": "../core/AdditionalInfo.schema.json" },
     {
-      "$ref": "../core/Reporter.schema.json",
-      "description": "Record/Sequence number of LVK alerts"
+      "$ref": "../core/AdditionalInfo.schema.json"
     },
-    { "$ref": "../core/DateTime.schema.json" }
+    {
+      "description": "Record/Sequence number of LVK alerts",
+      "$ref": "../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../core/DateTime.schema.json"
+    }
   ],
   "properties": {
-    "pval_generic": {
-      "description": "P-value from generic transient search; consistency with background expectations [0-1]",
-      "type": ["number", "null"]
-    },
-    "pval_bayesian": {
-      "description": "P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
-      "type": ["number", "null"]
-    },
-    "n_events_coincident": {
-      "description": "Number of IceCube events in spatial and temporal coincidence with the GW map",
-      "type": "number"
-    },
     "coincident_events": {
-      "type": "array",
       "description": "An array of summary of information for each coincident neutrino track event",
-      "items": { "$ref": "#/$defs/coincevent" }
+      "type": "array",
+      "items": {
+        "$ref": "#/$defs/coincevent"
+      }
     },
     "most_probable_direction": {
       "description": "Most likely source direction based on all coincident events and GW localizations",
       "$ref": "../core/Localization.schema.json"
     },
+    "n_events_coincident": {
+      "description": "Number of IceCube events in spatial and temporal coincidence with the GW map",
+      "type": "number"
+    },
     "neutrino_flux_sensitivity_range": {
       "description": "Time integrated flux sensitivity ranges assuming an E^-2 spectrum (E^2 dN/dE) within the GW map localization",
       "$ref": "#/$defs/fluxlimits"
+    },
+    "pval_bayesian": {
+      "description": "P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
+      "type": [
+        "number",
+        "null"
+      ]
+    },
+    "pval_generic": {
+      "description": "P-value from generic transient search; consistency with background expectations [0-1]",
+      "type": [
+        "number",
+        "null"
+      ]
     }
   },
   "$defs": {
-    "fluxlimits": {
-      "type": "object",
-      "properties": {
-        "flux_sensitivity": {
-          "description": "Time integrated flux sensitivity range (min, max) [GeV cm^-2] assuming an E^-2 spectrum (E^2 dN/dE) found within the 90% region of GW map localization",
-          "type": "array",
-          "items": { "type": "number" }
-        },
-        "sensitive_energy_range": {
-          "description": "Energy sensitivity range (lower, upper) [GeV] assuming an E^-2 spectrum (E^2 dN/dE)",
-          "type": "array",
-          "items": { "type": "number" }
-        }
-      }
-    },
     "coincevent": {
       "type": "object",
-      "allOf": [{ "$ref": "../core/Localization.schema.json" }],
+      "allOf": [
+        {
+          "$ref": "../core/Localization.schema.json"
+        }
+      ],
       "properties": {
         "event_dt": {
           "description": "Time difference between LVK alert time and neutrino candidate [sec]",
           "type": "number"
         },
+        "event_pval_bayesian": {
+          "description": "Per-event P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
+          "type": [
+            "number",
+            "null"
+          ]
+        },
         "event_pval_generic": {
           "description": "Per-event P-value from generic transient search; consistency with background expectations [0-1]",
-          "type": ["number", "null"]
+          "type": [
+            "number",
+            "null"
+          ]
+        }
+      }
+    },
+    "fluxlimits": {
+      "type": "object",
+      "properties": {
+        "flux_sensitivity": {
+          "description": "Time integrated flux sensitivity range (min, max) [GeV cm^-2] assuming an E^-2 spectrum (E^2 dN/dE) found within the 90% region of GW map localization",
+          "type": "array",
+          "items": {
+            "type": "number"
+          }
         },
-        "event_pval_bayesian": {
-          "description": "Per-event P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
-          "type": ["number", "null"]
+        "sensitive_energy_range": {
+          "description": "Energy sensitivity range (lower, upper) [GeV] assuming an E^-2 spectrum (E^2 dN/dE)",
+          "type": "array",
+          "items": {
+            "type": "number"
+          }
         }
       }
     }
diff --git a/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json b/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
index 56520c9f..fb44d834 100644
--- a/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
+++ b/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
@@ -1,16 +1,28 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "type": "object",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
   "title": "IceCubeGoldAndBronzeTracks",
   "description": "IceCube Astrotrack Gold And Bronze track alert events",
+  "type": "object",
   "allOf": [
-    { "$ref": "../../core/AdditionalInfo.schema.json" },
-    { "$ref": "../../core/Event.schema.json" },
-    { "$ref": "../../core/Alert.schema.json" },
-    { "$ref": "../../core/Localization.schema.json" },
-    { "$ref": "../../core/DateTime.schema.json" },
-    { "$ref": "../../core/Statistics.schema.json" }
+    {
+      "$ref": "../../core/AdditionalInfo.schema.json"
+    },
+    {
+      "$ref": "../../core/Event.schema.json"
+    },
+    {
+      "$ref": "../../core/Alert.schema.json"
+    },
+    {
+      "$ref": "../../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../../core/Statistics.schema.json"
+    }
   ],
   "properties": {
     "nu_energy": {
diff --git a/gcn/notices/swift/bat/Guano.schema.json b/gcn/notices/swift/bat/Guano.schema.json
index 7ee8dee4..790b9392 100644
--- a/gcn/notices/swift/bat/Guano.schema.json
+++ b/gcn/notices/swift/bat/Guano.schema.json
@@ -1,27 +1,41 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/guano.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/guano.schema.json",
   "title": "Swift/BAT-GUANO Alert",
   "description": "Candidate gamma-ray transient reported from the BAT-GUANO targeted search",
   "type": "object",
   "allOf": [
-    { "$ref": "../../core/Alert.schema.json" },
-    { "$ref": "../../core/Event.schema.json" },
-    { "$ref": "../../core/DateTime.schema.json" },
-    { "$ref": "../../core/Localization.schema.json" },
-    { "$ref": "../../core/Statistics.schema.json" },
-    { "$ref": "../../core/Reporter.schema.json" },
-    { "$ref": "../../core/AdditionalInfo.schema.json" }
+    {
+      "$ref": "../../core/Alert.schema.json"
+    },
+    {
+      "$ref": "../../core/Event.schema.json"
+    },
+    {
+      "$ref": "../../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../../core/Statistics.schema.json"
+    },
+    {
+      "$ref": "../../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../../core/AdditionalInfo.schema.json"
+    }
   ],
   "properties": {
     "$schema": true,
     "follow_up_event": {
-      "type": "string",
-      "description": "Name or trigger time of the external trigger that launched the search."
+      "description": "Name or trigger time of the external trigger that launched the search.",
+      "type": "string"
     },
     "follow_up_type": {
-      "type": "string",
-      "description": "Type of external trigger that launched the search, eg GW, neutrino, etc."
+      "description": "Type of external trigger that launched the search, eg GW, neutrino, etc.",
+      "type": "string"
     }
   },
   "unevaluatedProperties": false