{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"7aabdebf-a50c-4e37-9a04-09bf3438f3c1","source_url":"https://zambo.dev/api/receipt/7aabdebf-a50c-4e37-9a04-09bf3438f3c1","receipt":{"id":"7aabdebf-a50c-4e37-9a04-09bf3438f3c1","created_at":"2026-10-13T21:36:06.793Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: zambo_check","tools":["zambo_check"],"steps":[{"tool":"zambo_check","status":"success","started_at":"2026-10-13T21:36:06.672Z","completed_at":"2026-10-13T21:36:06.793Z"}],"output_hash":"sha256:d3ea6c1b300a1f6e17a76fd0e2e52346f2ca8c5991c3121e5f622684075ba1f9","hash_algorithm":"sha256","canonical_bytes":"eyJjYWxsZXIiOnsiYmFzaXMiOiJpcF91YV8zMGQiLCJpZCI6InNoYTI1Njo0OTM2ZWU4YzgyMDFiYjdjMWRkYjk0ZDg2ODk0OTA3MmU3ZjZiODM3ZWFiZGQ1MWVjOTBkZTRhYjdlYjE4YzkwIiwicm90YXRlc19hdCI6IjIwMjYtMTEtMDNUMDA6MDA6MDAuMDAwWiIsInR5cGUiOiJhbm9ueW1vdXMifSwiaXNzdWVyX2NsYWltcyI6eyJwcm92ZW5hbmNlX2NsYXNzIjoiRVhFQ1VURUQgQlkgWkFNQk8ifSwib3V0cHV0Ijp7ImFzc2VydGlvbl9zdGF0ZSI6eyJjbGFpbWVkIjpmYWxzZSwib2JzZXJ2ZWQiOnRydWUsInNjb3BlIjoibm90IGluZGVwZW5kZW50bHkgdmVyaWZpZWQiLCJ2ZXJpZmllZCI6ZmFsc2V9LCJjb25maWRlbmNlIjoibWVkaXVtIiwiY29uZmxpY3RzIjpbXSwiZXZpZGVuY2UiOlt7ImNvbnRlbnRfdHlwZSI6InRleHQvaHRtbDsgY2hhcnNldD11dGYtOCIsImZldGNoZWRfYXQiOiIyMDI2LTEwLTEzVDIxOjM2OjA2LjcwNVoiLCJodHRwX3N0YXR1cyI6MjAwLCJpZCI6Imh0dHBfMWJlZGM5ODQ1ODhkIiwia2luZCI6Imh0dHBfb2JzZXJ2YXRpb24iLCJvYnNlcnZlZCI6IlB1YmxpYyBlbmRwb2ludCByZXNwb25kZWQgd2l0aCBIVFRQIDIwMC4iLCJzY29wZSI6InJlYWNoYWJpbGl0eSwgcmVzcG9uc2UgbWV0YWRhdGEsIHBhZ2UgdGl0bGUvZGVzY3JpcHRpb24sIGFuZCBjb250ZW50IGhhc2giLCJzaGEyNTYiOiJlMmIzNzI3MzYyOGJkNTVkOWFkYzEwN2QzNjAwNjYyMzk1ODE3MjcwMTc4ODk1YTliYTUxZDI1MTE4ZjgwZjdhIiwic291cmNlIjoiaHR0cHM6Ly96YW1iby5kZXYvdmVyaWZ5LyJ9LHsiaWQiOiJvYnNlcnZlZF85OWQzMWI3ZjFiZjAiLCJraW5kIjoiZXhlY3V0aW9uX3JlY2VpcHQiLCJvYnNlcnZlZCI6IlRoZSBzdXBwbGllZCBjb250ZXh0IGluZGljYXRlcyB0aGUgb3BlcmF0aW9uIHdhcyBvYnNlcnZlZCwgYnV0IGRvZXMgbm90IGVzdGFibGlzaCBpbmRlcGVuZGVudCB2ZXJpZmljYXRpb24uIiwic2NvcGUiOiJob3N0LXJlcG9ydGVkIGV4ZWN1dGlvbiBzdGF0ZSJ9XSwiZnJlc2huZXNzIjp7ImNoZWNrZWRfYXQiOiIyMDI2LTEwLTEzVDIxOjM2OjA2Ljc0NVoiLCJuZXdlc3Rfc291cmNlX2F0IjoiMjAyNi0xMC0xM1QyMTozNjowNi43MDVaIiwic291cmNlX2NvdW50IjoxfSwibWV0YSI6eyJjYWNoZV9oaXQiOmZhbHNlLCJjaGVja190eXBlIjoiZXhlY3V0aW9uIiwiZnJlZV9saW1pdCI6IjIwL2RheS9JUCIsImxhdGVuY3lfbXMiOjQwLCJ0b29sX2NhbGxzIjowLCJ1cHN0cmVhbV9sYXRlbmN5X21zIjo0MH0sIm5leHRfYWN0aW9uIjoidmVyaWZ5IiwibmV4dF9jYXBhYmlsaXR5IjoiemFtYm9fY2hlY2siLCJwcm9vZiI6eyJoYXNoIjoiNjNmZjBiZDEyNzczYjIyMTNlZTc1Y2U3OTQ5MzhmNGIyZGE3NTI0NzIwMTQzZjMwYTNmZDdmNmJjYTdiYjM0ZSIsImluZGVwZW5kZW50bHlfdmVyaWZpYWJsZSI6ZmFsc2UsIm5vdGUiOiJUaGlzIGhhc2ggaXMgbm90IGEgcGVyc2lzdGVkIHByb29mIGNlcnRpZmljYXRlLiBVc2UgdGhlIGRlZGljYXRlZCBwcm9vZiBjYXBhYmlsaXR5IG9ubHkgd2hlbiBhIGR1cmFibGUgY2VydGlmaWNhdGUgaXMgZXhwbGljaXRseSByZXF1ZXN0ZWQuIiwicmVjb3JkZWRfYXQiOiIyMDI2LTEwLTEzVDIxOjM2OjA2Ljc0NVoiLCJzY29wZSI6ImludGVncml0eSBvZiB0aGlzIGNoZWNrIHJlc3BvbnNlIGFuZCBpdHMgb2JzZXJ2ZWQgZXZpZGVuY2U7IG5vdCBhIHVuaXZlcnNhbCB0cnV0aCBjZXJ0aWZpY2F0ZSIsInR5cGUiOiJpbnRlZ3JpdHlfaGFzaCJ9LCJwcm92ZW5hbmNlIjp7ImxpbWl0YXRpb25zIjpbIkEgcmVhY2hhYmxlIHNvdXJjZSBpcyBub3QgcHJvb2YgdGhhdCBpdHMgY2xhaW1zIGFyZSB0cnVlLiIsIkNhbGxlci1zdXBwbGllZCBjbGFpbWVkL3ZlcmlmaWVkIGZpZWxkcyBhcmUgbm90IGluZGVwZW5kZW50bHkgYXV0aGVudGljYXRlZC4iXSwibWV0aG9kIjoiZGV0ZXJtaW5pc3RpYyBvYnNlcnZhdGlvbnMgcGx1cyBjYWxsZXItc3VwcGxpZWQgY29udGV4dCIsInNvdXJjZXMiOlsiaHR0cHM6Ly96YW1iby5kZXYvdmVyaWZ5LyJdfSwicmVhc29uIjoiVGhlIG9wZXJhdGlvbiBpcyBjbGFpbWVkIG9yIG9ic2VydmVkLCBub3QgaW5kZXBlbmRlbnRseSB2ZXJpZmllZC4iLCJyZWNvbW1lbmRlZF9hY3Rpb24iOiJ2ZXJpZnlfbW9yZSIsInJpc2siOnsiYXBwcm92YWxfcmVxdWlyZWQiOnRydWUsImxldmVsIjoiaGlnaCIsInJlYXNvbnMiOlsiVGhlIHJlcXVlc3QgY29uY2VybnMgYW4gZXh0ZXJuYWwgYWN0aW9uIG9yIGV4ZWN1dGlvbjsgWmFtYm8gZG9lcyBub3QgYXV0aG9yaXplIGl0IGZyb20gYSBuYXR1cmFsLWxhbmd1YWdlIHJlcXVlc3QgYWxvbmUuIl0sInJldmVyc2libGUiOiJbcHJpdmF0ZV0iLCJzaWRlX2VmZmVjdHMiOnRydWV9LCJzdGF0dXMiOiJ1bmNlcnRhaW4iLCJ6YW1ibyI6eyJjYXBhYmlsaXR5IjoiemFtYm9fY2hlY2siLCJtY3BfYXZhaWxhYmxlIjp0cnVlLCJuZXh0X2NhcGFiaWxpdHkiOiJ6YW1ib19jaGVjayJ9fSwicmVjZWlwdF9zY2hlbWFfdmVyc2lvbiI6IjAuNCIsInNpZGVfZWZmZWN0cyI6eyJkZWNsYXJhdGlvbl9oYXNoIjoic2hhMjU2OjQ1YWFkMzhmM2FhOTgyYjlhYWZlOTJlY2I0MTZlYmU5ODc5MWVkZGJhZjhhYjZkZjBiZDA4NjA1YjdjMWJmZWUiLCJkZWNsYXJlZCI6WyJub25lIl0sInNjaGVtYV92ZXJzaW9uIjoiemFtYm8tc2lkZS1lZmZlY3RzLzEifSwidG9vbCI6eyJuYW1lIjoiemFtYm9fY2hlY2siLCJzY29wZSI6InB1YmxpYyIsInZlcnNpb24iOiI0LjAuMCJ9fQ==","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\":\"2026-10-13T21:36:06.705Z\",\"http_status\":200,\"content_type\":\"text/html; charset=utf-8\",\"sha256\":\"e2b37273628bd55d9adc107d3600662395817270178895a9ba51d25118f80f7a\"},{\"id\":\"observed_99d31b7f1bf0\",\"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\":\"2026-10-13T21:36:06.745Z\",\"source_count\":1,\"newest_source_at\":\"2026-10-13T21:36:06.705Z\"},\"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\":\"63ff0bd12773b2213ee75ce794938f4b2da7524720143f30a3fd7f6bca7bb34e\",\"recorded_at\":\"2026-10-13T21:36:06.745Z\",\"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\":40,\"tool_calls\":0,\"upstream_latency_ms\":40,\"cache_hit\":false,\"free_limit\":\"20/day/IP\"}}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:9c5566794842543f66cb6179d46debfd82601cbb372bf5b179adaa97eb001013","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":"sha256:4936ee8c8201bb7c1ddb94d868949072e7f6b837eabdd51ec90de4ab7eb18c90","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":"sha256:728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c","evidence_url":"/api/evidence/728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c","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:fb47aadfa946a7c0b22bddb8f17486a73c5fc934d830c5179694af5080050b88","anchor":{"event_id":"ae66792d8845d3a0e48674b06c3f6c6886f086429951b7c709de82e56e7a4568","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"published","published_at":"2026-10-13T21:36:07.403Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-13T21:36:06.793Z","evidence_url":"https://zambo.dev/api/evidence/728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c","receipt_uuid":"7aabdebf-a50c-4e37-9a04-09bf3438f3c1","output_sha256":"sha256:d3ea6c1b300a1f6e17a76fd0e2e52346f2ca8c5991c3121e5f622684075ba1f9","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c","evidence_byte_length":2273},"envelope_bytes":"{\"anchored_at\":\"2026-10-13T21:36:06.793Z\",\"evidence_byte_length\":2273,\"evidence_sha256\":\"sha256:728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c\",\"evidence_url\":\"https://zambo.dev/api/evidence/728f625241d7eb55bb695736cb68cbdfe43d65f14086cf0e333e1d31a92f6c1c\",\"output_sha256\":\"sha256:d3ea6c1b300a1f6e17a76fd0e2e52346f2ca8c5991c3121e5f622684075ba1f9\",\"receipt_uuid\":\"7aabdebf-a50c-4e37-9a04-09bf3438f3c1\",\"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":"2026-10-13T21:36:06.793Z","detail":"The receipt store reports 2026-10-13T21:36:06.793Z; 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:d3ea6c1b300a1f6e17a76fd0e2e52346f2ca8c5991c3121e5f622684075ba1f9","computed_hash":"sha256:d3ea6c1b300a1f6e17a76fd0e2e52346f2ca8c5991c3121e5f622684075ba1f9","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."}}}