{"uid":"cap_Jh77Jl04f8hXhzr5TPtOA","slug":"proofaudit-ai-receipt-verification-14e55691","name":"ProofAudit.ai Receipt Verification","description":"Capture, verify, approve, and export audit-ready evidence packs for credit, compliance, and financial operations.","url":"https://proofaudit.ai/api/x402/receipt-verify?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","POST"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type","example"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"ticker":"PROOF","network":"base","service":"ProofAudit.ai","success":true,"verified":true,"nodesPortal":"https://proofaudit.ai/nodes","sealedSha256":"PROOF-87B43B8DEB11505A","protocolToken":"0x87b43b8dEb11505ADc6898899961d6d419CaBB07"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.025","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.025/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.025","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.025","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hV22VU-xEHlQkxZSySEnS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.025","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies and returns a sealed, audit-ready receipt for a prior transaction or approval, including a SHA-256 proof hash and on-chain token reference.","exampleAgentPrompt":"Can you verify this approval receipt against ProofAudit.ai and give me the sealed SHA-256 hash and on-chain token reference so I can include it in our compliance audit pack?","exampleUseCases":[{"title":"Credit decision compliance audit","prompt":"We just processed a credit approval and need to confirm it has a sealed, tamper-proof receipt on ProofAudit.ai — can you verify the receipt and retrieve the SHA-256 seal and protocol token address for our compliance records?"},{"title":"Regulatory evidence for financial operations","prompt":"Our regulator is asking for verified evidence that a specific financial operation was approved — can you pull the audit receipt from ProofAudit.ai, including the sealed hash and network details, so we can include it in our submission?"},{"title":"Automated approval audit trail check","prompt":"Before we close out this loan file, verify through ProofAudit.ai that the approval has a valid, sealed receipt with a confirmed SHA-256 proof hash and is recorded on the Base network."}],"resultDescription":"Returns a JSON object confirming whether the receipt was successfully verified (success and verified flags), along with a sealed SHA-256 hash (PROOF-prefixed), the on-chain protocol token contract address on Base network, the service ticker (PROOF), and a link to the nodes portal for further inspection.","failureModes":["Receipt not found or unverified — verified field returns false","Invalid or missing query parameters result in a 400-level error","Network unavailability on Base blockchain may cause verification to fail","Malformed request headers may cause authentication failure","Rate limiting or payment failure (x402) may return a 402 Payment Required response"],"whenToPreferThis":"Choose this endpoint when you need cryptographically sealed, blockchain-anchored proof that a specific approval or financial operation occurred — particularly for credit, compliance, or regulatory audit workflows where tamper-evident receipts are required. Prefer this over generic audit logs when you need a SHA-256 sealed hash and an on-chain token reference as evidence artifacts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T12:30:09.785Z","isFirstParty":false,"canonicalSlug":"proofaudit-ai-receipt-verification-14e55691"}