{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"eab85f65-c89f-415a-a338-66819c8308d9","source_url":"https://zambo.dev/api/receipt/eab85f65-c89f-415a-a338-66819c8308d9","receipt":{"id":"eab85f65-c89f-415a-a338-66819c8308d9","created_at":"2026-10-19T19:37:16.216Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: 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Meet Zambo – Your New AI Companion\n\nHi [FirstName],\n\nWe’re thrilled to announce the launch of Zambo, a lightweight AI tool designed to streamline your daily workflow without the clutter.  \n\nZambo’s core feature: a single‑click prompt generator that turns vague ideas into precise, ready‑to‑use prompts—cutting research time by 30% and boosting creative output.\n\n**Try Zambo today** – sign up for a free trial and see the difference for yourself.  \n\n[Start your free trial](https://zambo.dev/signup)\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:b15b7649a6ce300598caeee94c46670866270fc2820da63efbd2bcf8df48a26a","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":"sha256:68df2cc0061938570b5c3ee6f4160499d7bd2fa087cf6ae3d8e02abe014487b7","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":"sha256:2ca9bdcc599d2aaaeebd197f529f88044cf6bef0b84f7363fc0f932614cb546b","anchor":{"event_id":"4a6afa9ca04c092f479503570cd96dddf874bbfb91008044e3ebbe92a4c1bf89","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-19T19:37:16.757Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-19T19:37:16.216Z","evidence_url":null,"receipt_uuid":"eab85f65-c89f-415a-a338-66819c8308d9","output_sha256":"sha256:00c691bcef96abfe30de3013d0e3891a0f72f7b063414f23e1a72db2e0c7eb89","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-19T19:37:16.216Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:00c691bcef96abfe30de3013d0e3891a0f72f7b063414f23e1a72db2e0c7eb89\",\"receipt_uuid\":\"eab85f65-c89f-415a-a338-66819c8308d9\",\"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":"2026-10-19T19:37:16.216Z","detail":"The receipt store reports 2026-10-19T19:37:16.216Z; 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":"sha256:00c691bcef96abfe30de3013d0e3891a0f72f7b063414f23e1a72db2e0c7eb89","computed_hash":"sha256:00c691bcef96abfe30de3013d0e3891a0f72f7b063414f23e1a72db2e0c7eb89","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."}}}