{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"ce097e1c-4d4b-4c0f-af64-5fd6a7f80a8d","source_url":"https://zambo.dev/api/receipt/ce097e1c-4d4b-4c0f-af64-5fd6a7f80a8d","receipt":{"id":"ce097e1c-4d4b-4c0f-af64-5fd6a7f80a8d","created_at":"2026-10-17T18:55:22.941Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: zambo_check","tools":["zambo_check"],"steps":[{"tool":"zambo_check","status":"success","started_at":"2026-10-17T18:55:22.713Z","completed_at":"2026-10-17T18:55:22.941Z"}],"output_hash":"sha256:4e52e1a2825a6c75c2fa24a9c9e8c74f73f962908dc78bcfd1bd1590e1882145","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":2752,"verification_status":"verified","session_trail":[],"result_preview":"{\"status\":\"uncertain\",\"confidence\":\"medium\",\"reason\":\"The operation is claimed or observed, not independently verified.\",\"evidence\":[{\"id\":\"http_1bedc984588d\",\"kind\":\"http_observation\",\"source\":\"https://zambo.dev/verify/\",\"observed\":\"Public endpoint responded with HTTP 200.\",\"scope\":\"reachability, response metadata, page title/description, and content hash\",\"fetched_at\":\"2026-10-17T18:55:22.747Z\",\"http_status\":200,\"content_type\":\"text/html; charset=utf-8\",\"sha256\":\"559b95aa1e98512cd2e00424ee7ddeed00901a72f1f0588e851b99a27444b58e\"},{\"id\":\"observed_08c5da1e443e\",\"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\":\"2026-10-17T18:55:22.794Z\",\"source_count\":1,\"newest_source_at\":\"2026-10-17T18:55:22.747Z\"},\"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/verify/\"],\"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\":\"fd0d209f6767cace909517e444d86d9883f26bee8a7da131da811056041a4ec1\",\"recorded_at\":\"2026-10-17T18:55:22.794Z\",\"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\":47,\"tool_calls\":0,\"upstream_latency_ms\":47,\"cache_hit\":false,\"free_limit\":\"20/day/IP\"}}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:1323c24a0fb7c351f00f741700c3f77a4bf264820291adff306dc27c64316242","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":2,"free_remaining":18,"free_limit":20,"signal_handle":null,"tool":{"name":"zambo_check","version":"4.0.0","scope":"public"},"caller":{"type":"anonymous","id":"sha256:ac5dd52657eea9d9cd10c464f32b845b7e963f611c9f0c82cde4d3212bf95522","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":"sha256:5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1","evidence_url":"/api/evidence/5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1","evidence_byte_length":2273,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:29ba0d40f3c4a2c70fe2d381cc8b8b98f541ffa531f54a94e6215f7340095829","anchor":{"event_id":"083d32dc44ecc80510b827f7445deee0b414aaee279417e7ca8307552220b5b5","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-17T18:55:29.010Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-17T18:55:22.941Z","evidence_url":"https://zambo.dev/api/evidence/5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1","receipt_uuid":"ce097e1c-4d4b-4c0f-af64-5fd6a7f80a8d","output_sha256":"sha256:4e52e1a2825a6c75c2fa24a9c9e8c74f73f962908dc78bcfd1bd1590e1882145","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1","evidence_byte_length":2273},"envelope_bytes":"{\"anchored_at\":\"2026-10-17T18:55:22.941Z\",\"evidence_byte_length\":2273,\"evidence_sha256\":\"sha256:5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1\",\"evidence_url\":\"https://zambo.dev/api/evidence/5c09441711cb8bec95b3fc1eb176363b3625ca67a7b6ad7eb887d14b719afdc1\",\"output_sha256\":\"sha256:4e52e1a2825a6c75c2fa24a9c9e8c74f73f962908dc78bcfd1bd1590e1882145\",\"receipt_uuid\":\"ce097e1c-4d4b-4c0f-af64-5fd6a7f80a8d\",\"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":"2026-10-17T18:55:22.941Z","detail":"The receipt store reports 2026-10-17T18:55:22.941Z; 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":"sha256:4e52e1a2825a6c75c2fa24a9c9e8c74f73f962908dc78bcfd1bd1590e1882145","computed_hash":"sha256:4e52e1a2825a6c75c2fa24a9c9e8c74f73f962908dc78bcfd1bd1590e1882145","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."}}}