ir_attachment_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
  <data noupdate="0">

    <record id="view_attachment_form" model="ir.ui.view">
      <field name="name">ir.attachment.pingen.view</field>
      <field name="model">ir.attachment</field>
      <field name="type">form</field>
      <field name="inherit_id" ref="base.view_attachment_form"/>
      <field name="arch" type="xml">
        <page string="Notes" position="before">
          <page string="Pingen.com">
            <field name="send_to_pingen"/>
            <field name="pingen_send" attrs="{'required': [('send_to_pingen', '=', True)]}"/>
            <field name="pingen_speed" attrs="{'required': [('pingen_send', '=', True)]}"/>
            <field name="pingen_color" />
          </page>
        </page>
      </field>
    </record>

    <act_window
      context="{'search_default_attachment_id': [active_id], 'default_attachment_id': active_id}"
      id="act_attachment_to_pingen_document"
      name="Pingen Document"
      groups=""
      res_model="pingen.document"
      src_model="ir.attachment"/>

  </data>
</openerp>