{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"91a79c76-24fc-4b01-b6ce-ac0bf26eaa49","source_url":"https://zambo.dev/api/receipt/91a79c76-24fc-4b01-b6ce-ac0bf26eaa49","receipt":{"id":"91a79c76-24fc-4b01-b6ce-ac0bf26eaa49","created_at":"2026-10-19T16:22:47.105Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: write","tools":["write"],"steps":[{"tool":"write","status":"success","started_at":"2026-10-19T16:22:45.906Z","completed_at":"2026-10-19T16:22:47.105Z"}],"output_hash":"sha256:4b81aaf080e518566b1000ebd140f21afce6533fc9f32d36dc0e8825bc157d30","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":1054,"verification_status":"verified","session_trail":[{"tool":"capability_search","status":"completed","args_hash":"sha256:182503c9dd242a19610297804d9a6a82e32abe10b0161216215c2ee7859f75d1","timestamp":"2026-10-19T16:22:42.105Z","receipt_uuid":"396dbffc-350f-47b0-a256-04334c8c566b"},{"tool":"prompt_shield","status":"completed","args_hash":"sha256:35421f71c6f070575b0b64f662449c30a144404086b6799c1cb67797ed766c66","timestamp":"2026-10-19T16:22:43.863Z","receipt_uuid":"b2fa1c37-a27c-4f08-b835-99978785f480"},{"tool":"continuity_get_recent","status":"completed","args_hash":"sha256:35cacd497c0f88ab36f083ff77ded42ed24b391c9f9856d7145367cf0c3c8096","timestamp":"2026-10-19T16:22:45.371Z","receipt_uuid":"d64dcc1d-36bd-4857-8388-3ac266564e6a"},{"tool":"write","status":"completed","args_hash":"sha256:649430fda5d810d6607b9c85ebb4e5f324c7d87b7ab646e00a4f9c4970c287b7","timestamp":"2026-10-19T16:22:47.105Z","receipt_uuid":"91a79c76-24fc-4b01-b6ce-ac0bf26eaa49"}],"result_preview":"**Subject:** Meet Zambo – Your New AI Companion  \n\nHi [First Name],  \n\nWe’re excited to unveil Zambo, the AI tool that turns complex data into clear, actionable insights.  \n\nZambo’s lightweight interface lets you ask questions, run analyses, and receive instant, trustworthy answers—no technical hurdles, no hidden costs.  \n\nReady to see it in action? Click the link below to start a free trial and explore Zambo’s capabilities.  \n\n[Start Your Free Trial]  \n\nThanks for being part of our community.  \n\nBest,  \nThe Zambo Team","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:03b332a20f90e52450d3b6bd0a982374759d34623a61d6d73a478b77b606653c","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":0,"free_remaining":0,"free_limit":0,"signal_handle":null,"tool":{"name":"write","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:85107a9300a0a961698b1695fbce3910fcc4fb0614339e069f79ee30f314412e","label":"zambo-home-demo","label_source":"caller_reported"},"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":"sha256:56248f2698a3f4773f09e064473781162a5fe9bf8fe2b7f74e9fa99517b11f32","anchor":{"event_id":"c4e082369baaa9ae1f623722b61c6feffb79e9962ff1dec10b7370b849cc2b2d","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-19T16:22:47.662Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-19T16:22:47.105Z","evidence_url":null,"receipt_uuid":"91a79c76-24fc-4b01-b6ce-ac0bf26eaa49","output_sha256":"sha256:4b81aaf080e518566b1000ebd140f21afce6533fc9f32d36dc0e8825bc157d30","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-19T16:22:47.105Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:4b81aaf080e518566b1000ebd140f21afce6533fc9f32d36dc0e8825bc157d30\",\"receipt_uuid\":\"91a79c76-24fc-4b01-b6ce-ac0bf26eaa49\",\"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":"2026-10-19T16:22:47.105Z","detail":"The receipt store reports 2026-10-19T16:22:47.105Z; 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":"sha256:4b81aaf080e518566b1000ebd140f21afce6533fc9f32d36dc0e8825bc157d30","computed_hash":"sha256:4b81aaf080e518566b1000ebd140f21afce6533fc9f32d36dc0e8825bc157d30","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."}}}