{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"f7640afb-b82b-4e79-985b-8ef1f04211f3","source_url":"https://zambo.dev/api/receipt/f7640afb-b82b-4e79-985b-8ef1f04211f3","receipt":{"id":"f7640afb-b82b-4e79-985b-8ef1f04211f3","created_at":"2026-10-18T11:08:04.669Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: proof_loop_check","tools":["proof_loop_check"],"steps":[{"tool":"proof_loop_check","completed_at":"2026-10-18T11:08:04.669Z","status":"success"}],"output_hash":"sha256:3f6ccad48414f778414666822503347bcb13b2936501fef99570ad65b2260aff","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":909,"verification_status":"verified","session_trail":[],"result_preview":"{\"schema\":\"zambo.proof-loop-node/1\",\"type\":\"check\",\"label\":\"Fetch and compare a live price\",\"ai\":{\"used\":false,\"name\":\"Zambo rubric\"},\"check\":{\"what\":\"Live price versus stated value, within 1% at the recorded time\",\"result\":\"passed\"},\"observation_commitment\":\"d51837d0a6dd9144c593c9143f1683de04e45e26818b316b226e407d58f040be\",\"observation_note\":\"The receipt records the check state and a commitment to the observed output. Supplied work is not republished here.\"}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"free_used":0,"free_remaining":0,"free_limit":0,"signal_handle":null,"tool":{"name":"proof_loop_check","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:6dfaee4a32fe1a3296357edf9cb29a7c193bd471df7ff544dc2db9abfe43e9e6"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":null,"evidence_url":null,"evidence_byte_length":null,"evidence_content_type":null,"evidence_source_url":null,"evidence_status":"no_upstream_bytes_captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:0c8850c9084f06376edae023874545d6485fc7a39a0ed4c47444ed48fa1c072b","anchor":{"event_id":"2ee2940c24fcf7081969b55cac8ee0c68e5ab7daedde4d676aefcf0bda2d1d24","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-18T11:08:05.205Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-18T11:08:04.669Z","evidence_url":null,"receipt_uuid":"f7640afb-b82b-4e79-985b-8ef1f04211f3","output_sha256":"sha256:3f6ccad48414f778414666822503347bcb13b2936501fef99570ad65b2260aff","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-18T11:08:04.669Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:3f6ccad48414f778414666822503347bcb13b2936501fef99570ad65b2260aff\",\"receipt_uuid\":\"f7640afb-b82b-4e79-985b-8ef1f04211f3\",\"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":"2026-10-18T11:08:04.669Z","detail":"The receipt store reports 2026-10-18T11:08:04.669Z; 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."}}},"verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:3f6ccad48414f778414666822503347bcb13b2936501fef99570ad65b2260aff","computed_hash":"sha256:3f6ccad48414f778414666822503347bcb13b2936501fef99570ad65b2260aff","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."}}}