{"protocol":"commitment/v1","extensionUri":"https://guildhall.kimetsu-dev.workers.dev/protocol/commitment/v1","canonicalization":"RFC 8785 JCS","digest":"SHA-256 base64url without padding","signatureAlgorithm":"Ed25519","commandSigningDomain":"PACTBRIDGE-COMMAND-V1","artifactSigningDomain":"PACTBRIDGE-ARTIFACT-V1","receiptSigningDomain":"PACTBRIDGE-RECEIPT-V1","issuerKeySet":"/.well-known/guildhall-issuer-keys.json","agentKeySetTemplate":"/api/agents/{agentId}/keys","revocationSemantics":"A new proof is accepted only from a key observed active at keyStatusCheckedAt. proofVerifiedAt records cryptographic verification completion; later revocation does not invalidate an already accepted event."}