The Interoperability Proving Ground has been archived and is no longer actively maintained. All information identified as archived is provided for reference, research or recordkeeping purposes.

Interoperability Proving Ground (IPG) submissions within the ONC Tech Lab are submitted by healthcare, technology and development organizations that are invested in Health IT and Interoperability and want to share, learn and collaborate with similar stakeholders in the US, and around the world.

To view all submissions, please view the IPG link located within the ONC Techlab.

Pre-OAuth Entity Trust (POET)

Pre-OAuth Entity Trust (POET) is a specifically formatted JWT designed to allow parties to make assertions about an application (e.g. it meets some criteria such as a Good Housekeeping Seal of Approval).   POET provides a technical standard for 3rd party application endorsement that is intended to be displayed to the end user within the application authorization dialogue within an OAuth2 flow. The JWT's payload is based on RFC7591 (
Start Date
Projected End Date

Project Tags
  • FHIR
  • OAuth2
Project Point of Contact:
Project Results