{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"bf14d337-c326-4932-b58e-10a856c6b194","source_url":"https://zambo.dev/api/receipt/bf14d337-c326-4932-b58e-10a856c6b194","receipt":{"id":"bf14d337-c326-4932-b58e-10a856c6b194","created_at":"2026-11-01T14:33:49.238Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: zambo_check","tools":["zambo_check"],"steps":[{"tool":"zambo_check","status":"success","started_at":"2026-11-01T14:33:49.008Z","completed_at":"2026-11-01T14:33:49.238Z"}],"output_hash":"sha256:c2a8e5960ed0183c77c7b9e340099a9bffd48cbb7bb77a00f5f1a23cf7c7b566","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":2740,"verification_status":"verified","session_trail":[],"result_preview":"{\"status\":\"uncertain\",\"confidence\":\"medium\",\"reason\":\"The operation is claimed or observed, not independently verified.\",\"evidence\":[{\"id\":\"http_3bed0d1aff8f\",\"kind\":\"http_observation\",\"source\":\"https://zambo.dev/\",\"observed\":\"Public endpoint responded with HTTP 200.\",\"scope\":\"reachability, response metadata, page title/description, and content hash\",\"fetched_at\":\"2026-11-01T14:33:49.044Z\",\"http_status\":200,\"content_type\":\"text/html; charset=utf-8\",\"sha256\":\"672cc79f58a75a074a764f9168ea503b3381f9d576fbe8da8b1bbe3d7f56c498\"},{\"id\":\"observed_28480f735213\",\"kind\":\"execution_receipt\",\"observed\":\"The supplied context indicates the operation was observed, but does not establish independent verification.\",\"scope\":\"host-reported execution state\"}],\"assertion_state\":{\"claimed\":false,\"observed\":true,\"verified\":false,\"scope\":\"not independently verified\"},\"freshness\":{\"checked_at\":\"2026-11-01T14:33:49.196Z\",\"source_count\":1,\"newest_source_at\":\"2026-11-01T14:33:49.044Z\"},\"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\":[\"https://zambo.dev/\"],\"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\":\"25a8d50f0ac03c8b1e9968208c84501f27d80d420e5b753ec3f9c333a1719e1e\",\"recorded_at\":\"2026-11-01T14:33:49.196Z\",\"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\":153,\"tool_calls\":0,\"upstream_latency_ms\":153,\"cache_hit\":false,\"free_limit\":\"20/day/IP\"}}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:0a7fa300ba8bfefb7de40a15e45e5d3e7d65206a24601babdec3ce6eda54d6ec","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:ee5c581196e637ef56e89316f2208ab99f4177ef9fc7116c3949971b889a8927","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":"sha256:1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c","evidence_url":"/api/evidence/1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c","evidence_byte_length":2261,"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":"sha256:1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c","source":"localhost","capture_role":"primary","evidence_status":"ok"}]},"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:9cd163e28ad5c78bb3ce1545321b848bdd8870168469434f3903d7997ae2e9c9","anchor":{"event_id":"b66f56bcb97ca208075e9a6d9e687470c76d025eae6d2b6b3619bc12f12ff415","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"published","published_at":"2026-11-01T14:33:52.473Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-11-01T14:33:49.238Z","evidence_url":"https://zambo.dev/api/evidence/1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c","receipt_uuid":"bf14d337-c326-4932-b58e-10a856c6b194","output_sha256":"sha256:c2a8e5960ed0183c77c7b9e340099a9bffd48cbb7bb77a00f5f1a23cf7c7b566","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c","evidence_byte_length":2261},"envelope_bytes":"{\"anchored_at\":\"2026-11-01T14:33:49.238Z\",\"evidence_byte_length\":2261,\"evidence_sha256\":\"sha256:1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c\",\"evidence_url\":\"https://zambo.dev/api/evidence/1ad4dcec9cc10eac012295edd35ad099945b349e902da961f471db4ab313713c\",\"output_sha256\":\"sha256:c2a8e5960ed0183c77c7b9e340099a9bffd48cbb7bb77a00f5f1a23cf7c7b566\",\"receipt_uuid\":\"bf14d337-c326-4932-b58e-10a856c6b194\",\"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":"2026-11-01T14:33:49.238Z","detail":"The receipt store reports 2026-11-01T14:33:49.238Z; 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:ce047e3ac6a0911c469dc5484656535c123dda3da76a10a6dfbfa4aef2deb0e2"}}},"evidence_status":"ok","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:c2a8e5960ed0183c77c7b9e340099a9bffd48cbb7bb77a00f5f1a23cf7c7b566","computed_hash":"sha256:c2a8e5960ed0183c77c7b9e340099a9bffd48cbb7bb77a00f5f1a23cf7c7b566","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."}}}