Unix milliseconds at which the PUH binding was minted.
Ed25519 DID of the signing device.
Unix milliseconds at which the grant was constructed on-device.
Yanez biometric principal (Ed25519 SPKI, base64 or hex).
Yanez preapproval request ID.
Ed25519 signature (base64, url-safe base64, or hex) over the canonical
proof envelope, verified server-side against principalPk.
PUH proof envelope required on every
delegation.grant(WC-P0-04).Field names are camelCase on the wire. The Homeport server accepts camel or snake when reconstructing the envelope, but camelCase is the documented shape: it mirrors the server's
PuhProofand the canonical envelope thatgranted_by_proof_hashhashes andsignaturesigns.