{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"823bd5ed-88ac-4175-9853-ee6c48a0243f","source_url":"https://zambo.dev/api/receipt/823bd5ed-88ac-4175-9853-ee6c48a0243f","receipt":{"id":"823bd5ed-88ac-4175-9853-ee6c48a0243f","created_at":"2026-10-23T09:02:55.411Z","receipt_schema_version":"0.4","job_summary":"goal: Fetch current BTC and ETH USD prices from a live source so the next AI or the client can continue from checked figures instead of a chat 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the handover for client: Live crypto price check: BTC and ETH in USD, fetched live on 2026-10-23. https://zambo.dev/handover/d8de58c5-4f95-4ed0-8df0-186ad09ceea6 Each listed step has a verifiable receipt you can check in your browser.\",\"workflow_receipt_url\":\"https://zambo.dev/run/d2f0b3e6-e1e2-48fe-a150-b587580b2802\",\"verify_url\":\"https://zambo.dev/api/v2/receipt/d2f0b3e6-e1e2-48fe-a150-b587580b2802/verify\",\"steps\":2,\"ai_use_statement\":\"AI use: Unspecified AI helped with 2 of 2 steps. See the listed receipts.\",\"graph\":{\"aer\":\"draft-zambo-aer1-26\",\"edges\":[{\"to\":\"n2\",\"from\":\"n1\",\"kind\":\"next\"},{\"to\":\"n3\",\"from\":\"n2\",\"kind\":\"next\"},{\"to\":\"n4\",\"from\":\"n3\",\"kind\":\"next\"},{\"to\":\"n5\",\"from\":\"n4\",\"kind\":\"next\"},{\"to\":\"n6\",\"from\":\"n5\",\"kind\":\"next\"}],\"nodes\":[{\"ai\":{\"name\":\"Zambo rubric\",\"used\":false},\"id\":\"n1\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"plan\",\"label\":\"Plan bounded checks\",\"receipt\":\"e94a90f5-be18-41ab-a703-d48b0d4afc4a\"},{\"ai\":{\"name\":\"Unspecified AI\",\"used\":true},\"id\":\"n2\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"do\",\"label\":\"zambo_universal\",\"receipt\":\"026fc684-3566-4746-8e5f-1b1beea23994\"},{\"ai\":{\"name\":\"Unspecified AI\",\"used\":true},\"id\":\"n3\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"do\",\"label\":\"zambo_universal\",\"receipt\":\"a53a9145-1291-4360-b8e4-fc4da0adfbce\"},{\"ai\":{\"name\":\"Zambo rubric\",\"used\":false},\"id\":\"n4\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"check\",\"check\":{\"what\":\"Live price versus stated value, within 1% at the recorded time\",\"result\":\"passed\"},\"label\":\"Fetch and compare a live price\",\"receipt\":\"20a821e8-2d36-45c7-89a7-fb58a915dbc1\"},{\"ai\":{\"name\":\"Zambo rubric\",\"used\":false},\"id\":\"n5\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"prove\",\"label\":\"Collect observed receipts\",\"receipt\":\"16cd2fb8-12d5-4e95-9f3a-aba7f002fa73\"},{\"ai\":{\"name\":\"Zambo rubric\",\"used\":false},\"id\":\"n6\",\"seal\":{\"reason\":\"An eligible pass is required to seal this workflow. Individual receipts remain available.\",\"sealed\":false},\"type\":\"handover\",\"label\":\"Prepare proof for handover\",\"receipt\":\"a3eb6e54-f546-43c8-a47a-74afa7d838fc\"}],\"access\":{\"mode\":\"first_free\"},\"issues\":[],\"schema\":\"zambo.graph/1\",\"retries\":{\"max\":2,\"used\":0},\"sources\":{\"resolved\":0,\"not_checked\":0,\"not_resolved\":0},\"summary\":\"Checked 1 thing, fixed 0, all receipts attached.\",\"template\":\"data-price-check\",\"workflow_id\":\"d9929b6f-a253-4781-8d81-8afaa2a0f84e\"},\"progress\":\"Checked 1 thing, fixed 0, all receipts attached.\",\"graph_url\":\"https://zambo.dev/handover/d8de58c5-4f95-4ed0-8df0-186ad09ceea6/graph.json\",\"sources\":{\"resolved\":0,\"not_resolved\":0,\"not_checked\":0},\"warnings\":[],\"acceptance_url\":\"https://zambo.dev/handover/d8de58c5-4f95-4ed0-8df0-186ad09ceea6/acceptance.json\",\"release_hint\":\"hold\",\"ais\":[\"Unspecified AI\"],\"not_checked\":[],\"shield\":\"skipped\",\"visibility\":\"public\",\"redactions\":0,\"owner_url\":\"https://zambo.dev/handover/d8de58c5-4f95-4ed0-8df0-186ad09ceea6\",\"seal_next\":\"Keep workflow_manage_token private. With an active pass, call workflow_seal with workflow_id, workflow_manage_token and the same _session_id used for this handover. Sealing, including the dispute pack, requires a pass.\"}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:ceae032c859bf16b06816ed9f80f7ae1c2319dadcb85b3bb744b482ad2bf1249","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":1,"free_remaining":19,"free_limit":20,"signal_handle":null,"tool":{"name":"handover","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:dcebd5193cb5b01f00e2e770646823d9505253389de4f98b0b961d90db75949e"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":"sha256:b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe","evidence_url":"/api/evidence/b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe","evidence_byte_length":61,"evidence_content_type":"application/json","evidence_source_url":"https://api.coinbase.com/v2/prices/BTC-USD/spot","evidence_status":"captured","external_evidence":[],"provenance":{"source":"Coinbase","request":{"goal":"Fetch current BTC and ETH USD prices from a live source so the next AI or the client can continue from checked figures instead of a chat summary","summary":"Live crypto price check: BTC and ETH in USD, fetched live on 2026-10-23","recipient":"client","visibility":"public","receipt_ids":["9406b95f-0ec9-4a54-98a3-a020c4433391","2d725e37-0154-4cf6-925f-4277ef18e96e"],"upstream_url":"https://api.coinbase.com/v2/prices/BTC-USD/spot"},"queried_at":"2026-10-23T09:02:51.980Z","response_sha256":"sha256:b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe"},"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:eafd06bd7cb991456fe858f05c31ceef025600adacb8e08efbfccb513a90c48f","anchor":{"event_id":"68444b66a4348b9bc97ef8b31f03a6929dd38a6a090258bbeee803fbe6713006","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-23T09:02:55.960Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-23T09:02:55.411Z","evidence_url":"https://zambo.dev/api/evidence/b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe","receipt_uuid":"823bd5ed-88ac-4175-9853-ee6c48a0243f","output_sha256":"sha256:c0ff8738c89c4108c76cf11514eff182e4961336f3962ee7478c6a78fa2c61b8","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe","evidence_byte_length":61},"envelope_bytes":"{\"anchored_at\":\"2026-10-23T09:02:55.411Z\",\"evidence_byte_length\":61,\"evidence_sha256\":\"sha256:b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe\",\"evidence_url\":\"https://zambo.dev/api/evidence/b5c9cbf99f0ce6c4f7ca008d5f55d85d43335a2b901b3233749339aa877c70fe\",\"output_sha256\":\"sha256:c0ff8738c89c4108c76cf11514eff182e4961336f3962ee7478c6a78fa2c61b8\",\"receipt_uuid\":\"823bd5ed-88ac-4175-9853-ee6c48a0243f\",\"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":"2026-10-23T09:02:55.411Z","detail":"The receipt store reports 2026-10-23T09:02:55.411Z; 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":{"source":"api.coinbase.com","environment":"zambo.dev hosted MCP"}},"verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:c0ff8738c89c4108c76cf11514eff182e4961336f3962ee7478c6a78fa2c61b8","computed_hash":"sha256:c0ff8738c89c4108c76cf11514eff182e4961336f3962ee7478c6a78fa2c61b8","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."}}}