{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c","source_url":"https://zambo.dev/api/receipt/4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c","receipt":{"id":"4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c","created_at":"2026-11-05T03:13:19.151Z","receipt_schema_version":"0.4","job_summary":"goal: prove the Letta integration end to end","tools":["handover"],"steps":[{"tool":"handover","status":"success","started_at":"2026-11-05T03:13:17.577Z","completed_at":"2026-11-05T03:13:19.151Z"}],"output_hash":"sha256:f96e4e8423d91e64266b944846974b90964652bb3e9521d0141ea1558cb38ff5","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":2020,"verification_status":"verified","session_trail":[{"tool":"zambo_universal","status":"completed","args_hash":"sha256:1f7d35344041b8fb6cb99abf61898ef9066f86865d4c236067833453ed7acb6e","timestamp":"2026-11-05T03:13:12.027Z","receipt_uuid":"ca83a4dc-a0e4-434d-89df-debb602c0073"},{"tool":"handover","status":"completed","args_hash":"sha256:caab899eadf4e87828e6b08090a1a8de59da30ac8f4bc38fe58a67f5d82fafda","timestamp":"2026-11-05T03:13:19.151Z","receipt_uuid":"4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c"}],"result_preview":"{\"handover_id\":\"81a72994-40ac-495b-bbe6-cfe788b0524b\",\"url\":\"https://zambo.dev/handover/81a72994-40ac-495b-bbe6-cfe788b0524b\",\"reused\":false,\"agent_id\":\"agent-361e1f04b07f0bffb7d37749\",\"workflow_id\":\"59ce1854-506f-4a00-9091-53dfbd46ff22\",\"agent_url\":\"https://zambo.dev/agent/agent-361e1f04b07f0bffb7d37749\",\"badge_url\":\"https://zambo.dev/badge/agent-361e1f04b07f0bffb7d37749.svg\",\"share_text\":\"Here's the handover for the next agent continuing this work: prove the Letta integration end to end. https://zambo.dev/handover/81a72994-40ac-495b-bbe6-cfe788b0524b Each listed step has a verifiable receipt you can check in your browser.\",\"workflow_receipt_url\":\"https://zambo.dev/run/9e5cb030-1743-4ef8-91a4-98ca171735db\",\"verify_url\":\"https://zambo.dev/api/v2/receipt/9e5cb030-1743-4ef8-91a4-98ca171735db/verify\",\"steps\":2,\"ai_use_statement\":\"AI use: Unspecified AI helped with 2 of 2 steps. See the listed receipts.\",\"sources\":{\"resolved\":0,\"not_resolved\":0,\"not_checked\":0},\"warnings\":[],\"acceptance_url\":\"https://zambo.dev/handover/81a72994-40ac-495b-bbe6-cfe788b0524b/acceptance.json\",\"release_hint\":\"hold\",\"ais\":[\"Unspecified AI\"],\"not_checked\":[\"The supplied work was saved, not independently executed or checked.\"],\"shield\":\"pass\",\"visibility\":\"public\",\"redactions\":0,\"owner_url\":\"https://zambo.dev/handover/81a72994-40ac-495b-bbe6-cfe788b0524b\",\"seal_next\":\"Keep workflow_manage_token private. With an active pass, call workflow_seal with workflow_id, workflow_manage_token and the same _session_id used for this handover. Sealing, including the dispute pack, requires a pass.\"}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:93b070f104ab654b20d32771b336994af02b57cfd6031574def41b1d25e96502","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":0,"free_remaining":20,"free_limit":20,"signal_handle":null,"tool":{"name":"handover","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:ece26794dba7faf6f0be756fe2feb6dc9bb9d66b1fb7c0f71ef0ada505b9ff17"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":"sha256:ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0","evidence_url":"/api/evidence/ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0","evidence_byte_length":752,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"ok","result_source":null,"evidence_source":"localhost","external_evidence":[],"provenance":{"result_source":null,"evidence_source":"localhost","evidence_status":"ok","evidence_captures":[{"sha256":"sha256:ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0","source":"localhost","capture_role":"primary","evidence_status":"ok"}]},"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:acdf52e8085279143f53b938fba4d9f051a04042e7ecd0db7a07f256e7c7a9d9","anchor":{"event_id":"11274b93b1678b78a5d2cac754f186e553f4843de9d61351abebfa48764c11c1","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-11-05T03:13:19.721Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-11-05T03:13:19.151Z","evidence_url":"https://zambo.dev/api/evidence/ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0","receipt_uuid":"4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c","output_sha256":"sha256:f96e4e8423d91e64266b944846974b90964652bb3e9521d0141ea1558cb38ff5","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0","evidence_byte_length":752},"envelope_bytes":"{\"anchored_at\":\"2026-11-05T03:13:19.151Z\",\"evidence_byte_length\":752,\"evidence_sha256\":\"sha256:ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0\",\"evidence_url\":\"https://zambo.dev/api/evidence/ea7ed2f24c71f77beba6936d24a50a3e009d96e0464d7d547af1222964d9a0b0\",\"output_sha256\":\"sha256:f96e4e8423d91e64266b944846974b90964652bb3e9521d0141ea1558cb38ff5\",\"receipt_uuid\":\"4e7edfa3-3e8a-4794-a2ae-e11a698c9d5c\",\"schema_version\":\"zambo-receipt-anchor/1\"}"},"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","api_version":1,"verification_scope":"separate_sha256_commitment_and_provenance_binding_checks","checks":{"commitment_matches":{"label":"SHA-256 commitment","passed":true,"status":"pass","detail":"The exact decoded canonical bytes match the stored SHA-256 output hash."},"canonical_payload_matches":{"label":"Canonical payload reconstruction","passed":true,"status":"pass","detail":"The stored output and known call context reconstruct the exact canonical bytes."},"provenance_binding":{"label":"Provenance claim binding","status":"pass","passed":true,"detail":"The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated."},"metadata_binding":{"label":"AER-1 metadata hash","status":"pass","passed":true,"detail":"metadata_hash matches the canonical metadata block."},"signature":{"label":"Ed25519 signature (not checked)","passed":false,"status":"not_checked","detail":"No Ed25519 signature or pinned signing key was checked."},"chain":{"label":"Receipt chain (not checked)","passed":false,"status":"not_checked","detail":"No append-only receipt-chain proof was checked."},"issued_by_zambo_dev":{"label":"Issuer authentication","passed":false,"status":"not_checked","detail":"A zambo.dev receipt URL does not authenticate the issuer; no pinned signature or trusted issuer key was checked."},"immutable_log_timestamp":{"label":"Stored timestamp","passed":true,"timestamp":"2026-11-05T03:13:19.151Z","detail":"The receipt store reports 2026-11-05T03:13:19.151Z; immutability is not checked here."},"receipt_schema_version":"0.4","signature_valid":{"label":"Ed25519 signature (not checked)","passed":false,"status":"not_checked","detail":"Compatibility field only. No Ed25519 signature was checked; use API v2 checks.commitment_matches for the SHA-256 commitment."},"chain_valid":{"label":"Receipt chain (not checked)","passed":false,"status":"not_checked","detail":"This endpoint does not verify an append-only chain."}},"execution_context":{"environment":"zambo.dev hosted MCP","quota_identity":{"meter_key":"sha256:1a2b7dbc6375c8763a8a3f05b0bcea5a5d827b3926813a7770a199f124e62847"}}},"evidence_status":"ok","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:f96e4e8423d91e64266b944846974b90964652bb3e9521d0141ea1558cb38ff5","computed_hash":"sha256:f96e4e8423d91e64266b944846974b90964652bb3e9521d0141ea1558cb38ff5","detail":"SHA-256 of the exact decoded canonical bytes matches output_hash."},"canonical_payload_matches":{"label":"Canonical payload reconstruction","passed":true,"status":"pass","detail":"The stored output and known call context reconstruct the exact canonical bytes."},"provenance_binding":{"label":"Provenance claim binding","status":"pass","passed":true,"detail":"The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated."},"metadata_binding":{"label":"AER-1 metadata hash","status":"pass","passed":true,"detail":"metadata_hash matches the canonical metadata block."},"issuer_authentication":{"label":"Issuer authentication","passed":false,"status":"not_checked","detail":"A zambo.dev receipt URL does not authenticate the issuer; no pinned signature or trusted issuer key was checked."},"signature":{"status":"not_checked","detail":"No Ed25519 signature or pinned signing key is supplied."},"schema":{"status":"not_checked","detail":"Schema conformance is left to the client using the linked hosted-profile schema."},"chain":{"status":"not_checked","detail":"This endpoint does not verify an append-only receipt chain."}}}