{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"a4a985dd-a4b0-48b7-bc42-ccf17bafe3a5","source_url":"https://zambo.dev/api/receipt/a4a985dd-a4b0-48b7-bc42-ccf17bafe3a5","receipt":{"id":"a4a985dd-a4b0-48b7-bc42-ccf17bafe3a5","created_at":"2026-10-29T05:59:40.663Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: proof_loop_check","tools":["proof_loop_check"],"steps":[{"tool":"proof_loop_check","completed_at":"2026-10-29T05:59:40.663Z","status":"success"}],"output_hash":"sha256:7ead3bff0392561f99186e51839e70170bc2ef987bae78cfbfcfc3bf58ba1d9e","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":587,"verification_status":"verified","session_trail":[],"result_preview":"{\"observation_withheld\":true,\"node_type\":\"check\",\"observation_commitment\":\"97e4664270158657e9515662c0580888c1a5b4f451db252ec2f8ca4510f8b80a\"}","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:f708b0eabc9758eab107fc2c89bb51a3d6836755f265550dd76a72bb262ee78c"},"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:c17635110f9fb3a6bdfa627c85c74b90f4b8e030410e45440b7ad943492ce2a0","anchor":{"event_id":"a949873ca624938ba06522266ca9e9501482213ec694aa22a88e90995ffc9b38","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"published","published_at":"2026-10-29T05:59:41.194Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-29T05:59:40.663Z","evidence_url":null,"receipt_uuid":"a4a985dd-a4b0-48b7-bc42-ccf17bafe3a5","output_sha256":"sha256:7ead3bff0392561f99186e51839e70170bc2ef987bae78cfbfcfc3bf58ba1d9e","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-29T05:59:40.663Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:7ead3bff0392561f99186e51839e70170bc2ef987bae78cfbfcfc3bf58ba1d9e\",\"receipt_uuid\":\"a4a985dd-a4b0-48b7-bc42-ccf17bafe3a5\",\"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":"2026-10-29T05:59:40.663Z","detail":"The receipt store reports 2026-10-29T05:59:40.663Z; 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":"sha256:7ead3bff0392561f99186e51839e70170bc2ef987bae78cfbfcfc3bf58ba1d9e","computed_hash":"sha256:7ead3bff0392561f99186e51839e70170bc2ef987bae78cfbfcfc3bf58ba1d9e","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."}}}