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All of the DIDs and DID URLs specified in this section are subject to the following policies:

  1. The DID for a governance framework document MUST remain the same for all versions of the same target document.
  2. A new versionId parameter value MUST be assigned for every version of the target document.
  3. The GA MUST publish a policy stating the format and assignment policies for its version identifier values.
    1. This policy SHOULD be the same for all versions of all documents in the GF.
    2. It is RECOMMENDED to use sequential integers for every version starting with "1".
  4. A DID URL that includes a resource parameter with a value of true MUST return the target document directly.
    1. If this DID URL does not include a versionId parameter value, it MUST return the current version of the target document
    2. If this DID URL includes a versionId parameter value, it MUST return the identified version of the target document.
    3. If this DID URL includes a versionId parameter value for a version that does not exist, it MUST return a "Resource Not Found" error.

Verification Requirements

To support Transitive Trust, the following verification requirements apply to ToIP-Compliant Governance Frameworks (GF): 

  1. The GA MUST publish in its current DID Document a Digital Signature over the hash of the current version of its Master Document in its current DID Document.
  2. The GA SHOULD issue VCs to all Participants verifying the GF role played by the Participant.
  3. If the GA specifies certification policies, Certification Authorities SHOULD issue Certification VCs to Holders as directed by the GF.
  4. The GA or Certification Authorities SHOULD consider publishing Certification VCs to a Credential Registry and/or a Member Directory.


  1. SHOULD be published in all human languages spoken by within its Trust Community.
  2. SHOULD be accessible under the W3C Accessibility Guidelines.
  3. SHOULD include provisions for digital guardianship if applicable to its Trust Community.
  4. SHOULD NOT discriminate against legitimate members of its Trust Community.