diff --git a/.github/workflows/ci-main.yaml b/.github/workflows/ci-main.yaml
index e37711f..d0d5602 100644
--- a/.github/workflows/ci-main.yaml
+++ b/.github/workflows/ci-main.yaml
@@ -24,13 +24,20 @@ jobs:
       - name: Run CI
         run: bun run ci
 
-      - name: Prepare .npmrc for publishing
+      - name: Publish to NPM package registry
+        # https://github.com/oven-sh/bun/issues/1976
         run: |
           echo "@secretkeylabs:registry=https://registry.npmjs.org/" > .npmrc
-          echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" > .npmrc
+          echo "//registry.npmjs.org/:_authToken=$AUTH_TOKEN" >> .npmrc
+          bunx npm@latest publish --access=public --tag=latest
         env:
-          NPM_TOKEN: ${{ secrets.NPM_PACKAGE_REGISTRY_TOKEN }}
+          AUTH_TOKEN: ${{ secrets.NPM_PACKAGE_REGISTRY_TOKEN }}
 
-      - name: Publish to NPM package registry
+      - name: Publish to GitHub package registry
         # https://github.com/oven-sh/bun/issues/1976
-        run: bunx npm@latest publish --access=public --tag=latest
+        run: |
+          echo "@secretkeylabs:registry=https://npm.pkg.github.com/" > .npmrc
+          echo "//npm.pkg.github.com/:_authToken=$AUTH_TOKEN" >> .npmrc
+          bunx npm@latest publish --access=public --tag=latest
+        env:
+          AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/ci-pr.yaml b/.github/workflows/ci-pr.yaml
index fb7ae3a..7029fd6 100644
--- a/.github/workflows/ci-pr.yaml
+++ b/.github/workflows/ci-pr.yaml
@@ -31,22 +31,27 @@ jobs:
         name: Get commit sha
         run: echo "SHA=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
 
-      - name: Set publish version
+      - name: Set package version with commit sha
         # https://github.com/oven-sh/bun/issues/1976
         run: bunx npm@latest version --no-git-tag-version $CURRENT_VERSION-$SHA
         env:
           SHA: ${{ steps.sha.outputs.SHA }}
           CURRENT_VERSION: ${{ steps.current-version.outputs.CURRENT_VERSION }}
 
-      - name: Prepare .npmrc for publishing
+      - name: Publish to NPM package registry
+        # https://github.com/oven-sh/bun/issues/1976
         run: |
           echo "@secretkeylabs:registry=https://registry.npmjs.org/" > .npmrc
-          echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" > .npmrc
+          echo "//registry.npmjs.org/:_authToken=$AUTH_TOKEN" >> .npmrc
+          bunx npm@latest publish --access=public
         env:
-          NPM_TOKEN: ${{ secrets.NPM_PACKAGE_REGISTRY_TOKEN }}
+          AUTH_TOKEN: ${{ secrets.NPM_PACKAGE_REGISTRY_TOKEN }}
 
-      - name: Publish to NPM package registry
+      - name: Publish to GitHub package registry
         # https://github.com/oven-sh/bun/issues/1976
-        run: bunx npm@latest publish --access=public --tag pr-$PR_NUMBER
+        run: |
+          echo "@secretkeylabs:registry=https://npm.pkg.github.com/" > .npmrc
+          echo "//npm.pkg.github.com/:_authToken=$AUTH_TOKEN" >> .npmrc
+          bunx npm@latest publish --access=public
         env:
-          PR_NUMBER: ${{ github.event.number }}
+          AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.prettierrc.yaml b/.prettierrc.yaml
new file mode 100644
index 0000000..a667944
--- /dev/null
+++ b/.prettierrc.yaml
@@ -0,0 +1,2 @@
+# Use defaults
+{}
diff --git a/bun.lockb b/bun.lockb
index bb60c35..98b8a21 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 72bdd56..c176937 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@secretkeylabs/stacks-tools",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "type": "module",
   "files": [
     "dist"
diff --git a/src/queries/get-signer-total-locked.ts b/src/queries/get-signer-total-locked.ts
index 147700b..ee971b6 100644
--- a/src/queries/get-signer-total-locked.ts
+++ b/src/queries/get-signer-total-locked.ts
@@ -8,9 +8,18 @@ import {
   type SafeError,
 } from "../utils/safe.js";
 
-export type Args = {
+export type Identifier =
+  | {
+      type: "address";
+      signerAddress: string;
+    }
+  | {
+      type: "publicKey";
+      signerPublicKey: string;
+    };
+
+export type Args = { identifier: Identifier } & {
   cycleNumber: number;
-  signerAddress: string;
 } & ApiRequestOptions;
 
 /**
@@ -21,7 +30,7 @@ export async function getSignerTotalLocked(
 ): Promise<Result<bigint, SafeError<"SignerNotFound" | string>>> {
   let totalLocked = 0n;
 
-  const { signerAddress, ...rest } = args;
+  const { identifier, ...rest } = args;
 
   let hasMore = true;
   let offset = 0;
@@ -46,10 +55,18 @@ export async function getSignerTotalLocked(
     }
 
     for (const signer of data.results) {
-      if (signer.signer_address === signerAddress) {
-        totalLocked = BigInt(signer.stacked_amount);
-        found = true;
-        break;
+      if (identifier.type === "address") {
+        if (signer.signer_address === identifier.signerAddress) {
+          totalLocked = BigInt(signer.stacked_amount);
+          found = true;
+          break;
+        }
+      } else {
+        if (signer.signing_key === identifier.signerPublicKey) {
+          totalLocked = BigInt(signer.stacked_amount);
+          found = true;
+          break;
+        }
       }
     }
 
@@ -62,7 +79,8 @@ export async function getSignerTotalLocked(
       name: "SignerNotFound",
       message: "Signer not found.",
       data: {
-        signerAddress,
+        identifier,
+        cycle: args.cycleNumber,
       },
     });
   }