{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"d21cfdc5-f4b0-45a6-8ee9-cef86c38a085","source_url":"https://zambo.dev/api/receipt/d21cfdc5-f4b0-45a6-8ee9-cef86c38a085","receipt":{"id":"d21cfdc5-f4b0-45a6-8ee9-cef86c38a085","created_at":"2026-10-31T21:04:06.179Z","receipt_schema_version":"0.4","job_summary":"goal: adversarial private handover test","tools":["handover"],"steps":[{"tool":"handover","status":"success","started_at":"2026-10-31T21:04:05.957Z","completed_at":"2026-10-31T21:04:06.179Z"}],"output_hash":"sha256:cfd83741ff7a741e3d7f255d965ffdda9e16234c7ee28e938c5de23ed4132a2e","hash_algorithm":"sha256","canonical_bytes":"{"caller":{"id":"sha256:f08849af8fdffa9106d69e23b7eaa77d5ab1d6c069c2790514ef154dacde9495","type":"session"},"issuer_claims":{"provenance_class":"EXECUTED BY ZAMBO"},"output":{"accepts":[{"amount":"990000","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","extra":{"domain":{"chainId":8453,"name":"USD Coin","verifyingContract":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","version":"2"},"message":{"from":"<payer_address>","nonce":"<bytes32_nonce>","to":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","validAfter":"<unix_seconds>","validBefore":"<unix_seconds>","value":"990000"},"name":"USD Coin","primaryType":"TransferWithAuthorization","types":{"TransferWithAuthorization":[{"name":"from","type":"address"},{"name":"to","type":"address"},{"name":"value","type":"uint256"},{"name":"validAfter","type":"uint256"},{"name":"validBefore","type":"uint256"},{"name":"nonce","type":"bytes32"}]},"version":"2"},"maxTimeoutSeconds":900,"network":"eip155:8453","payTo":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","scheme":"exact"}],"agent_payment":{"activation":"24-hour access; never activates without a verified transfer","amount_atomic":"990000","amount_usdc":"0.99","asset":"USDC","autonomous_payment_policy":"Agents may pay the $0.99 USDC Day Pass (x402 on Base, 24 hours) directly. No human approval is required by Zambo. Your own wallet or spending policy still applies.","endpoint":"https://zambo.dev/mcp","network":"eip155:8453","network_name":"Base","step_1":"GET https://zambo.dev/api/x402/day-pass without payment to receive the live challenge","step_2":"Sign the live challenge and retry the same call with PAYMENT-SIGNATURE (x402 v2; X-Payment is still accepted).","tool":"day_pass_activate"},"autonomous_payment_policy":"Agents may pay the $0.99 USDC Day Pass (x402 on Base, 24 hours) directly. No human approval is required by Zambo. Your own wallet or spending policy still applies.","day_pass_url":"https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout","error":{"code":"payment_required","message":"Private handovers need a Day Pass ($0.99 for 24 hours, one payment) or Zambo Pass ($29 for 30 days). Nothing was published, and your work is saved.","next_step":"POST https://zambo.dev/api/x402/day-pass with the signed PAYMENT-SIGNATURE (or X-Payment) envelope, then retry the same MCP call.","next_url":"https://zambo.dev/api/x402/day-pass"},"free_public_fallback":{"arguments":{"visibility":"public"},"tool":"handover"},"human_url":"https://zambo.dev/day-pass/","message":"Private handovers need a Day Pass ($0.99 for 24 hours, one payment) or Zambo Pass ($29 for 30 days). Nothing was published, and your work is saved.","next":{"mcp_url":"https://zambo.dev/mcp","prompt":"Use Zambo to hand this over to your next AI. Include what you didn't check.","setup":"https://zambo.dev/handover"},"next_url":"https://zambo.dev/api/x402/day-pass","no_wallet":"For human checkout, open human_url.","offer":{"day_pass_url":"https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout","text":"$0.99 Day Pass for 24h, $29 Zambo Pass for 30 days. one-time, never a subscription, identical access. Day Pass link: https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout · Zambo Pass link: https://zambo.dev/zambo-pass/?source=wrap-up","zambo_pass_url":"https://zambo.dev/zambo-pass/?source=wrap-up"},"on_success_returns":["receipt_url","run_id","uuid","access_key","expires_at","x402_spend_receipt","settlement_tx_hash"],"payment_proof":{"accepted":{"amount":"990000","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","extra":{"domain":{"chainId":8453,"name":"USD Coin","verifyingContract":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","version":"2"},"message":{"from":"<payer_address>","nonce":"<bytes32_nonce>","to":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","validAfter":"<unix_seconds>","validBefore":"<unix_seconds>","value":"990000"},"name":"USD Coin","primaryType":"TransferWithAuthorization","types":{"TransferWithAuthorization":[{"name":"from","type":"address"},{"name":"to","type":"address"},{"name":"value","type":"uint256"},{"name":"validAfter","type":"uint256"},{"name":"validBefore","type":"uint256"},{"name":"nonce","type":"bytes32"}]},"version":"2"},"maxTimeoutSeconds":900,"network":"eip155:8453","payTo":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","scheme":"exact"},"destination":"https://zambo.dev/api/x402/day-pass","encoding":"base64(JSON {x402Version:2,accepted:{scheme,network,asset,amount,payTo,maxTimeoutSeconds,extra},payload:{signature,authorization}})","header":"PAYMENT-SIGNATURE (X-Payment also accepted)","required":true,"retry_policy":"A refused invalid signature is retryable with a newly signed authorization. Never reuse a consumed nonce or a prior signature. Request a fresh challenge if expired."},"resource":{"description":"Zambo Day Pass: $0.99 in Base USDC for 24-hour access to the Zambo MCP connection. Not per call - one payment covers 24 hours. Every call returns a verifiable receipt.","mimeType":"application/json","url":"https://zambo.dev/api/x402/day-pass"},"retry":"After activating a pass, retry your original call with the same supplied _session_id or _caller_handle.","retry_arguments":{},"status":"upgrade_required","unlocks":"24-hour access to the Zambo MCP connection, subject to product/provider allowances listed at https://zambo.dev/pricing","x402":{"amount":"990000","asset":"USDC","network":"eip155:8453","payTo":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","resource":"https://zambo.dev/api/x402/day-pass","scheme":"exact"},"x402Version":2,"zambo_pass_annual_url":"https://zambo.dev/upgrade?tier=annual","zambo_pass_url":"https://zambo.dev/zambo-pass/?source=private-handover"},"receipt_schema_version":"0.4","side_effects":{"declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee","declared":["none"],"schema_version":"zambo-side-effects/1"},"tool":{"name":"handover","scope":"public","version":"4.0.0"}}","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":6056,"verification_status":"verified","session_trail":[{"tool":"zambo_home","status":"completed","args_hash":"sha256:98da7e448146d6aeb3bff0452e836b822ed89de8be18262d24ad279cc7028640","timestamp":"2026-10-31T21:03:40.319Z","receipt_uuid":"7e761bb0-72eb-4623-8231-dfcacaead2d2"},{"tool":"memory_remember","status":"completed","args_hash":"sha256:d1eff090111240cc201c516f02b5f8b98553e37dc4bb21c63938089e5b54b8ae","timestamp":"2026-10-31T21:03:42.718Z","receipt_uuid":"ae068774-fe2c-4ab8-b771-54a42b2dcb9b"},{"tool":"handover","status":"completed","args_hash":"sha256:fa65b82970b3cd4be19b6122a450cec8e1fe14ad32d42ac79412aabdf04cef1c","timestamp":"2026-10-31T21:03:44.199Z","receipt_uuid":"ab6a344c-5d27-4424-baf2-5e0723f0390f"},{"tool":"zambo_home","status":"completed","args_hash":"sha256:092b6ea1b91b91de38d1477de7b3a88276688d8962b090aacc81ce5b9347ed87","timestamp":"2026-10-31T21:04:04.718Z","receipt_uuid":"a1323b52-256c-4dc5-9cb0-3c0de9d247fa"},{"tool":"handover","status":"completed","args_hash":"sha256:fa65b82970b3cd4be19b6122a450cec8e1fe14ad32d42ac79412aabdf04cef1c","timestamp":"2026-10-31T21:04:06.179Z","receipt_uuid":"d21cfdc5-f4b0-45a6-8ee9-cef86c38a085"}],"result_preview":"{\"x402Version\":2,\"error\":{\"code\":\"payment_required\",\"message\":\"Private handovers need a Day Pass ($0.99 for 24 hours, one payment) or Zambo Pass ($29 for 30 days). Nothing was published, and your work is saved.\",\"next_step\":\"POST https://zambo.dev/api/x402/day-pass with the signed PAYMENT-SIGNATURE (or X-Payment) envelope, then retry the same MCP call.\",\"next_url\":\"https://zambo.dev/api/x402/day-pass\"},\"no_wallet\":\"For human checkout, open human_url.\",\"human_url\":\"https://zambo.dev/day-pass/\",\"agent_payment\":{\"tool\":\"day_pass_activate\",\"step_1\":\"GET https://zambo.dev/api/x402/day-pass without payment to receive the live challenge\",\"amount_usdc\":\"0.99\",\"amount_atomic\":\"990000\",\"asset\":\"USDC\",\"network\":\"eip155:8453\",\"network_name\":\"Base\",\"step_2\":\"Sign the live challenge and retry the same call with PAYMENT-SIGNATURE (x402 v2; X-Payment is still accepted).\",\"autonomous_payment_policy\":\"Agents may pay the $0.99 USDC Day Pass (x402 on Base, 24 hours) directly. No human approval is required by Zambo. Your own wallet or spending policy still applies.\",\"activation\":\"24-hour access; never activates without a verified transfer\",\"endpoint\":\"https://zambo.dev/mcp\"},\"resource\":{\"url\":\"https://zambo.dev/api/x402/day-pass\",\"description\":\"Zambo Day Pass: $0.99 in Base USDC for 24-hour access to the Zambo MCP connection. Not per call - one payment covers 24 hours. Every call returns a verifiable receipt.\",\"mimeType\":\"application/json\"},\"payment_proof\":{\"header\":\"PAYMENT-SIGNATURE (X-Payment also accepted)\",\"destination\":\"https://zambo.dev/api/x402/day-pass\",\"encoding\":\"base64(JSON {x402Version:2,accepted:{scheme,network,asset,amount,payTo,maxTimeoutSeconds,extra},payload:{signature,authorization}})\",\"required\":true,\"accepted\":{\"scheme\":\"exact\",\"network\":\"eip155:8453\",\"asset\":\"0x8335…2913\",\"amount\":\"990000\",\"payTo\":\"0xb753…b9AC\",\"maxTimeoutSeconds\":900,\"extra\":{\"name\":\"USD Coin\",\"version\":\"2\",\"domain\":{\"name\":\"USD Coin\",\"version\":\"2\",\"chainId\":8453,\"verifyingContract\":\"0x8335…2913\"},\"types\":{\"TransferWithAuthorization\":[{\"name\":\"from\",\"type\":\"address\"},{\"name\":\"to\",\"type\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\"},{\"name\":\"validAfter\",\"type\":\"uint256\"},{\"name\":\"validBefore\",\"type\":\"uint256\"},{\"name\":\"nonce\",\"type\":\"bytes32\"}]},\"primaryType\":\"TransferWithAuthorization\",\"message\":{\"from\":\"<payer_address>\",\"to\":\"0xb753…b9AC\",\"value\":\"990000\",\"validAfter\":\"<unix_seconds>\",\"validBefore\":\"<unix_seconds>\",\"nonce\":\"<bytes32_nonce>\"}}},\"retry_policy\":\"A refused invalid signature is retryable with a newly signed authorization. Never reuse a consumed nonce or a prior signature. Request a fresh challenge if expired.\"},\"autonomous_payment_policy\":\"Agents may pay the $0.99 USDC Day Pass (x402 on Base, 24 hours) directly. No human approval is required by Zambo. Your own wallet or spending policy still applies.\",\"next\":{\"mcp_url\":\"https://zambo.dev/mcp\",\"prompt\":\"Use Zambo to hand this over to your next AI. Include what you didn't check.\",\"setup\":\"https://zambo.dev/handover\"},\"unlocks\":\"24-hour access to the Zambo MCP connection, subject to product/provider allowances listed at https://zambo.dev/pricing\",\"on_success_returns\":[\"receipt_url\",\"run_id\",\"uuid\",\"access_key\",\"expires_at\",\"x402_spend_receipt\",\"settlement_tx_hash\"],\"accepts\":[{\"scheme\":\"exact\",\"network\":\"eip155:8453\",\"asset\":\"0x8335…2913\",\"amount\":\"990000\",\"payTo\":\"0xb753…b9AC\",\"maxTimeoutSeconds\":900,\"extra\":{\"name\":\"USD Coin\",\"version\":\"2\",\"domain\":{\"name\":\"USD Coin\",\"version\":\"2\",\"chainId\":8453,\"verifyingContract\":\"0x8335…2913\"},\"types\":{\"TransferWithAuthorization\":[{\"name\":\"from\",\"type\":\"address\"},{\"name\":\"to\",\"type\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\"},{\"name\":\"validAfter\",\"type\":\"uint256\"},{\"name\":\"validBefore\",\"type\":\"uint256\"},{\"name\":\"nonce\",\"type\":\"bytes32\"}]},\"primaryType\":\"TransferWithAuthorization\",\"message\":{\"from\":\"<payer_address>\",\"to\":\"0xb753…b9AC\",\"value\":\"990000\",\"validAfter\":\"<unix_seconds>\",\"validBefore\":\"<unix_seconds>\",\"nonce\":\"<bytes32_nonce>\"}}}],\"next_url\":\"https://zambo.dev/api/x402/day-pass\",\"day_pass_url\":\"https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout\",\"zambo_pass_url\":\"https://zambo.dev/zambo-pass/?source=private-handover\",\"status\":\"upgrade_required\",\"message\":\"Private handovers need a Day Pass ($0.99 for 24 hours, one payment) or Zambo Pass ($29 for 30 days). Nothing was published, and your work is saved.\",\"zambo_pass_annual_url\":\"https://zambo.dev/upgrade?tier=annual\",\"offer\":{\"text\":\"$0.99 Day Pass for 24h, $29 Zambo Pass for 30 days. one-time, never a subscription, identical access. Day Pass link: https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout · Zambo Pass link: https://zambo.dev/zambo-pass/?source=wrap-up\",\"day_pass_url\":\"https://zambo.dev/day-pass/?source=wrap-up&job=scoped%3Ad59b35c53d2fb663eba8616a09d36ea168cf2bb3#checkout\",\"zambo_pass_url\":\"https://zambo.dev/zambo-pass/?source=wrap-up\"},\"x402\":{\"scheme\":\"exact\",\"network\":\"eip155:8453\",\"asset\":\"USDC\",\"amount\":\"990000\",\"payTo\":\"0xb753…b9AC\",\"resource\":\"https://zambo.dev/api/x402/day-pass\"},\"retry\":\"After activating a pass, retry your original call with the same supplied _session_id or _caller_handle.\",\"retry_arguments\":{},\"free_public_fallback\":{\"tool\":\"handover\",\"arguments\":{\"visibility\":\"public\"}}}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:82b63b2e19753534775436972dc6a0ab38a87e76c3f631b3506ff3a88b6eec77","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:f08849af8fdffa9106d69e23b7eaa77d5ab1d6c069c2790514ef154dacde9495"},"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":"sha256:01c9646d5e201d3d62d8dde7163b943bb13b049c2d999e41968aab2ff0ec3fd1","anchor":{"event_id":"0ef912b36edecf5bdb8c3fa178f6735d6055654242cc83737095c89ca4f249f4","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-31T21:04:12.245Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-31T21:04:06.179Z","evidence_url":null,"receipt_uuid":"d21cfdc5-f4b0-45a6-8ee9-cef86c38a085","output_sha256":"sha256:cfd83741ff7a741e3d7f255d965ffdda9e16234c7ee28e938c5de23ed4132a2e","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-31T21:04:06.179Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:cfd83741ff7a741e3d7f255d965ffdda9e16234c7ee28e938c5de23ed4132a2e\",\"receipt_uuid\":\"d21cfdc5-f4b0-45a6-8ee9-cef86c38a085\",\"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":"2026-10-31T21:04:06.179Z","detail":"The receipt store reports 2026-10-31T21:04:06.179Z; 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":"sha256:4b49a7ec980b9d50087c967a34f2a8662275d0f753cf1d31429f1c17b4a1e3da","stable_handle_hash":"sha256:f08849af8fdffa9106d69e23b7eaa77d5ab1d6c069c2790514ef154dacde9495"}}},"evidence_status":"empty","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:cfd83741ff7a741e3d7f255d965ffdda9e16234c7ee28e938c5de23ed4132a2e","computed_hash":"sha256:cfd83741ff7a741e3d7f255d965ffdda9e16234c7ee28e938c5de23ed4132a2e","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."}}}