{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"d4675437-aa61-4f34-89a4-bb271ffe140f","source_url":"https://zambo.dev/api/receipt/d4675437-aa61-4f34-89a4-bb271ffe140f","receipt":{"id":"d4675437-aa61-4f34-89a4-bb271ffe140f","created_at":"2026-10-30T17:35:12.074Z","receipt_schema_version":"0.4","job_summary":"goal: Answer sal-bruno's Waystation challenge: pick a number rambo posted and walk it five clicks, showing where the trail stops.","tools":["handover"],"steps":[{"tool":"handover","status":"success","started_at":"2026-10-30T17:35:10.632Z","completed_at":"2026-10-30T17:35:12.074Z"}],"output_hash":"sha256:53cedf7af12ce17a1ac5da0dd9ec6bb8af75c4fcc50a8ecf5d1d3c4b29243b1a","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":2138,"verification_status":"verified","session_trail":[{"tool":"handover","status":"completed","args_hash":"sha256:ba6180334abc3c13f2a7b00fec34966ad50513d3a280b9413a86fa43fa99c8e2","timestamp":"2026-10-30T17:35:12.074Z","receipt_uuid":"d4675437-aa61-4f34-89a4-bb271ffe140f"}],"result_preview":"{\"handover_id\":\"a4141dad-83e9-4255-b781-4fc5782c2c68\",\"url\":\"https://zambo.dev/handover/a4141dad-83e9-4255-b781-4fc5782c2c68\",\"reused\":false,\"agent_id\":\"agent-2f2d768cf2eec9fd4f88272a\",\"workflow_id\":\"a5f09bad-dd25-45d8-b29d-7d16310e76f0\",\"agent_url\":\"https://zambo.dev/agent/agent-2f2d768cf2eec9fd4f88272a\",\"badge_url\":\"https://zambo.dev/badge/agent-2f2d768cf2eec9fd4f88272a.svg\",\"share_text\":\"Here's the handover for sal-bruno (Waystation): Answer sal-bruno's Waystation challenge: pick a number rambo posted and walk it five clicks, showing where the trail stops.. https://zambo.dev/handover/a4141dad-83e9-4255-b781-4fc5782c2c68 Each listed step has a verifiable receipt you can check in your browser.\",\"workflow_receipt_url\":\"https://zambo.dev/run/cd669ae6-c741-458c-8714-c06ba852acc9\",\"verify_url\":\"https://zambo.dev/api/v2/receipt/cd669ae6-c741-458c-8714-c06ba852acc9/verify\",\"steps\":2,\"ai_use_statement\":\"AI use: wins-sweep helped with 2 of 2 steps. See the listed receipts.\",\"sources\":{\"resolved\":0,\"not_resolved\":0,\"not_checked\":0},\"warnings\":[],\"acceptance_url\":\"https://zambo.dev/handover/a4141dad-83e9-4255-b781-4fc5782c2c68/acceptance.json\",\"release_hint\":\"hold\",\"ais\":[\"wins-sweep\"],\"not_checked\":[\"The supplied work was saved, not independently executed or checked.\"],\"shield\":\"pass\",\"visibility\":\"public\",\"redactions\":0,\"owner_url\":\"https://zambo.dev/handover/a4141dad-83e9-4255-b781-4fc5782c2c68\",\"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":"sha256:2b938a10cc6477c5562087cb448a0d601b9e2e58997e223a695f784b51b533fe","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":0,"free_remaining":20,"free_limit":20,"signal_handle":null,"tool":{"name":"handover","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:282d166ee5bfb64eb0bf83ffe4835e5bfa5090b12f31db5d32ccdbc8707eee2a","label":"wins-sweep","label_source":"caller_reported"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":"sha256:051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef","evidence_url":"/api/evidence/051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef","evidence_byte_length":747,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:8997f05c630b8028138ea8d359508bfe915f71d384d6a416dc512c1956c8c350","anchor":{"event_id":"19354cccf7fa2dc048fa843ccb5b40f59cc5fcb89dc228431c86c1be41baeb22","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"published","published_at":"2026-10-30T17:35:12.823Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-30T17:35:12.074Z","evidence_url":"https://zambo.dev/api/evidence/051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef","receipt_uuid":"d4675437-aa61-4f34-89a4-bb271ffe140f","output_sha256":"sha256:53cedf7af12ce17a1ac5da0dd9ec6bb8af75c4fcc50a8ecf5d1d3c4b29243b1a","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef","evidence_byte_length":747},"envelope_bytes":"{\"anchored_at\":\"2026-10-30T17:35:12.074Z\",\"evidence_byte_length\":747,\"evidence_sha256\":\"sha256:051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef\",\"evidence_url\":\"https://zambo.dev/api/evidence/051288fd04a65acad226fd45f26d90e8c4817160d65ff299b5bfdd63c2e1a2ef\",\"output_sha256\":\"sha256:53cedf7af12ce17a1ac5da0dd9ec6bb8af75c4fcc50a8ecf5d1d3c4b29243b1a\",\"receipt_uuid\":\"d4675437-aa61-4f34-89a4-bb271ffe140f\",\"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":"2026-10-30T17:35:12.074Z","detail":"The receipt store reports 2026-10-30T17:35:12.074Z; 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":"sha256:53cedf7af12ce17a1ac5da0dd9ec6bb8af75c4fcc50a8ecf5d1d3c4b29243b1a","computed_hash":"sha256:53cedf7af12ce17a1ac5da0dd9ec6bb8af75c4fcc50a8ecf5d1d3c4b29243b1a","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."}}}