{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"5e05cd87-2503-4294-bff5-86b8eb74fe79","source_url":"https://zambo.dev/api/receipt/5e05cd87-2503-4294-bff5-86b8eb74fe79","receipt":{"id":"5e05cd87-2503-4294-bff5-86b8eb74fe79","created_at":"2026-10-25T18:37:01.329Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: zambo_check","tools":["zambo_check"],"steps":[{"tool":"zambo_check","status":"success","started_at":"2026-10-25T18:37:01.244Z","completed_at":"2026-10-25T18:37:01.329Z"}],"output_hash":"sha256:d41253d138b0568b7ce43535d0816c724427afb4d9918036be6435d344fa3429","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":2107,"verification_status":"verified","session_trail":[],"result_preview":"{\"status\":\"incomplete\",\"confidence\":\"low\",\"reason\":\"No run ID, receipt, proof, or observed result was supplied, so completion cannot be confirmed.\",\"evidence\":[],\"assertion_state\":{\"claimed\":false,\"observed\":false,\"verified\":false,\"scope\":\"not independently verified\"},\"freshness\":{\"checked_at\":\"2026-10-25T18:37:01.275Z\",\"source_count\":0,\"newest_source_at\":null},\"conflicts\":[],\"risk\":{\"level\":\"high\",\"side_effects\":true,\"reversible\":\"[private]\",\"approval_required\":true,\"reasons\":[\"The request concerns an external action or execution; Zambo does not authorize it from a natural-language request alone.\"]},\"provenance\":{\"method\":\"deterministic observations plus caller-supplied context\",\"sources\":[],\"limitations\":[\"A reachable source is not proof that its claims are true.\",\"Caller-supplied claimed/verified fields are not independently authenticated.\"]},\"recommended_action\":\"verify_more\",\"next_action\":\"verify\",\"proof\":{\"type\":\"integrity_hash\",\"hash\":\"d3ebbd022930d58abf6855a561f180975ee74795682090e212b60b476f1f2f22\",\"recorded_at\":\"2026-10-25T18:37:01.275Z\",\"scope\":\"integrity of this check response and its observed evidence; not a universal truth certificate\",\"independently_verifiable\":false,\"note\":\"This hash is not a persisted proof certificate. Use the dedicated proof capability only when a durable certificate is explicitly requested.\"},\"next_capability\":\"zambo_check\",\"zambo\":{\"capability\":\"zambo_check\",\"next_capability\":\"zambo_check\",\"mcp_available\":true},\"meta\":{\"check_type\":\"execution\",\"latency_ms\":1,\"tool_calls\":0,\"upstream_latency_ms\":1,\"cache_hit\":false,\"free_limit\":\"20/day/IP\"}}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:dcc6695f49f0637c7f491b7fab65263cffb6ed36dd2b82202d35ab1e321f24b1","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":1,"free_remaining":19,"free_limit":20,"signal_handle":null,"tool":{"name":"zambo_check","version":"4.0.0","scope":"public"},"caller":{"type":"anonymous","id":"sha256:d4edced187e6798df4b6b7efb58624f8b42d06d2d9808151f0484e54bb9843bd","basis":"ip_ua_30d","rotates_at":"2026-11-03T00:00:00.000Z"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":"sha256:f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327","evidence_url":"/api/evidence/f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327","evidence_byte_length":1628,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:fef9c20c489a44d78e416b03d42d47571628f243f2cb7911686b31e22c1663a3","anchor":{"event_id":"2fd524bb6078aa8d09a9e1740b0c57ce8bfb3099301d9d7277c839ad6c36d01d","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-25T18:37:01.954Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-25T18:37:01.329Z","evidence_url":"https://zambo.dev/api/evidence/f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327","receipt_uuid":"5e05cd87-2503-4294-bff5-86b8eb74fe79","output_sha256":"sha256:d41253d138b0568b7ce43535d0816c724427afb4d9918036be6435d344fa3429","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327","evidence_byte_length":1628},"envelope_bytes":"{\"anchored_at\":\"2026-10-25T18:37:01.329Z\",\"evidence_byte_length\":1628,\"evidence_sha256\":\"sha256:f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327\",\"evidence_url\":\"https://zambo.dev/api/evidence/f0fa4ca5c2de0dc575d5850b6a8211a9d7c98d29d35be947bbbf7b6c8879f327\",\"output_sha256\":\"sha256:d41253d138b0568b7ce43535d0816c724427afb4d9918036be6435d344fa3429\",\"receipt_uuid\":\"5e05cd87-2503-4294-bff5-86b8eb74fe79\",\"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":"2026-10-25T18:37:01.329Z","detail":"The receipt store reports 2026-10-25T18:37:01.329Z; 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"}},"verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:d41253d138b0568b7ce43535d0816c724427afb4d9918036be6435d344fa3429","computed_hash":"sha256:d41253d138b0568b7ce43535d0816c724427afb4d9918036be6435d344fa3429","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."}}}