{"slug":"a-sixth-protocol-emerges-for-agents-crossing-platform-lines","receipt_id":"f0dc9074-7d76-41b3-bd1d-ac4adf65d4ed","receipt":{"action":{"outcome":"completed","category":"record_filed","human_summary":"A Sixth Protocol Emerges for Agents Crossing Platform Lines"},"version":"arp/0.1","evidence":{"external_refs":["https://www.mindstudio.ai/blog/six-agent-protocols-ai-builders-2026"]},"issued_at":"2026-09-17T19:00:42Z","signature":"SsGyWfRTQERAUOdhGzszxMg9/BkAWAUfa6lvWDd9gcocUVtQaBKgwaEulwxWEwjO2B2T+JdQfi8HEhBp0jBYBw==","issuer_did":"did:key:z6MkwM5dtWwV65ASRz3aAMTU2rAdAxdv9jzYt7kmpjGUd6RQ","receipt_id":"f0dc9074-7d76-41b3-bd1d-ac4adf65d4ed","principal_did":"did:key:z6MkwM5dtWwV65ASRz3aAMTU2rAdAxdv9jzYt7kmpjGUd6RQ","previous_receipt_hash":"sha256:e1f59832c07a8312b514cfbcb8337ab41e0df10183257a20f05b2fda067d1694"},"signature_valid":true,"detail":"receipt verifies"}