{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"f347bbbc-12de-4662-834f-20c84e02dd6f","source_url":"https://zambo.dev/api/receipt/f347bbbc-12de-4662-834f-20c84e02dd6f","receipt":{"id":"f347bbbc-12de-4662-834f-20c84e02dd6f","created_at":"2026-11-09T22:30:22.469Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: 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You asked for leads. We found zero. That’s the point.**\n\nHey [Name],\n\nI ran your request for web design prospects in Austin, TX.\n\nThe result: **zero leads.**\n\nThis isn’t a failure. It’s a feature. Most AI tools hallucinate contacts to make you feel like the product works. We don’t. If we can’t find a source-backed prospect, we tell you the truth.\n\nHere’s what happened under the hood:\n1.  **Query:** Web design, Austin, TX.\n2.  **Engine:** LeadSignal (Zambo Stack).\n3.  **Result:** No verified, source-backed leads found in this specific market segment right now.\n4.  **Quota:** 3/3 free searches remaining for your IP.\n\nThis is the difference between a sales demo and a working tool. A demo shows you shiny names. A working tool shows you data integrity. If we had invented five fake web designers in Austin to please you, you’d have been burned by cold, invalid outreach. We saved you that headache.\n\n**Next Step:**\nDon’t guess. Test the boundaries.\n\nI recommend we try a broader trade or a different city to see where the data density is highest for your current goals. For example, roofing in Phoenix often has higher public data visibility than niche design services in mid-sized markets.\n\nWant me to run a comparison test?\n1.  **Option A:** Keep the city (Austin), change the trade to something high-volume (e.g., HVAC or Plumbing).\n2.  **Option B:** Keep the trade (Web Design), change the city to a high-density metro (e.g., New York or Chicago).\n\nReply with **A** or **B**, and I’ll run the search immediately.\n\nBest,\n\n[Your Name]\n[Your Title]\nZambo\n\n**Proof of Execution:**\n[Link: https://zambo.dev/run/78872817-9694-4478-a808-e0818ecaeb3c]\n\n*Note: This receipt proves the system executed the query and returned null results. It does not imply a software bug; it reflects real-world data availability.*","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:98836285446cabe43cee4286ac247c258cc8ea7a4046561fc96060e7db573c4c","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":"sha256:04049c8aa06249d4150aa18e2302724bf0f7ef7178dd5fa4506d4b2ed926ee0f","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":"empty","result_source":null,"evidence_source":null,"external_evidence":[],"provenance":{"result_source":null,"evidence_source":null,"evidence_status":"empty","evidence_captures":[]},"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:b9cbc929231ca393ea94a9bbc7e37e45e0ce1738a8ebd7effd6f52dc4207514d","anchor":{"event_id":"b1407d35b3e366e6f0f3612dffbde4fdf36fd37569eb5ff4d3484965a5da276c","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.primal.net"],"status":"published","published_at":"2026-11-09T22:30:23.160Z","published_at_semantics":"Relay confirmation time (accepted acknowledgement or exact-event read-back); not the signed event's created_at.","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-11-09T22:30:22.469Z","evidence_url":null,"receipt_uuid":"f347bbbc-12de-4662-834f-20c84e02dd6f","output_sha256":"sha256:b0848d3e5d8b2e3df986f7c8e2de6c73f7ecd6bac064ed1eab288a9346ab1f82","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-11-09T22:30:22.469Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:b0848d3e5d8b2e3df986f7c8e2de6c73f7ecd6bac064ed1eab288a9346ab1f82\",\"receipt_uuid\":\"f347bbbc-12de-4662-834f-20c84e02dd6f\",\"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":"2026-11-09T22:30:22.469Z","detail":"The receipt store reports 2026-11-09T22:30:22.469Z; 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":"sha256:9eb1dbcbfd0e2337b417e3894a70ebc38daae5f254a19c8f5f0b4d9820c556fd"}}},"evidence_status":"empty","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:b0848d3e5d8b2e3df986f7c8e2de6c73f7ecd6bac064ed1eab288a9346ab1f82","computed_hash":"sha256:b0848d3e5d8b2e3df986f7c8e2de6c73f7ecd6bac064ed1eab288a9346ab1f82","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."}}}