{"uid":"cap_5PYab2_ho4bJaiTE5x3e2","slug":"synthex-forge-receipt-mint-x402-9ef7803c","name":"Synthex Forge Receipt Mint (x402)","description":"Synthex Forge x402 Receive: 41 paid verification, attestation and governance endpoints (Ed25519 + SHA-256 signed artifacts) plus free verify/public-key/standard sibling routes. Paid routes answer HTTP 402 with an x402 v2 `payment-required` envelope (atomic USDC on Base mainnet, chain ID 8453). Free routes are declared with `security: []` per the x402scan discovery spec.","url":"https://x402.synthexforge.com/v1/receipts/mint?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"tx":{"type":"string","description":"The tx hash / action identifier being attested (required)."},"actor":{"type":"string","description":"Optional DID / address of the acting party."},"action":{"type":"string","description":"Human description of the transaction/action (required)."},"subject":{"type":"string","description":"Optional subject the tx/action pertains to."},"metadata":{"type":"object","description":"Optional structured metadata carried verbatim."},"receipt_type":{"type":"string","description":"Typed receipt schema: 'tx-receipt' | 'action-receipt'."}}},"responseSchema":{"type":"json","example":{"ok":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_AKo0VWKp0FtXJ0yrt4XGh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Mints a cryptographically signed receipt artifact (Ed25519 + SHA-256) attesting a transaction or action, returning a verifiable on-chain-payment-gated attestation record.","exampleAgentPrompt":"Mint a signed tx-receipt for transaction hash 0xabc123def456 — the actor is did:ethr:0x789 and the action is 'token transfer approved by governance multisig'.","exampleUseCases":[{"title":"Audit trail for AI agent actions","prompt":"Create a signed action-receipt attesting that agent did:ethr:0xAgent007 executed 'disbursed 500 USDC to contractor wallet' — use receipt type action-receipt and include metadata noting the job ID was JOB-2024-88."},{"title":"On-chain governance vote attestation","prompt":"Mint a tx-receipt for tx hash 0xdeadbeef1234 where the actor is did:key:z6MkAbc and the action is 'cast governance vote YES on proposal #42', with subject being the DAO treasury contract."},{"title":"Smart contract call verification","prompt":"Attest that transaction 0x999aaa was a successful NFT mint — actor is 0xCollector, action is 'minted token ID 7 from collection MoonApes', and attach metadata with collection_address and token_id fields."}],"resultDescription":"Returns a JSON object with an 'ok: true' confirmation indicating the signed receipt was successfully minted and stored. The receipt is an Ed25519 + SHA-256 signed artifact anchored to the provided transaction hash and actor identity.","failureModes":["Missing required 'tx' field returns 400 Bad Request","Missing required 'action' field returns 400 Bad Request","Insufficient or missing x402 USDC payment on Base mainnet returns 402 Payment Required with payment-required envelope","Invalid receipt_type enum value may return 422 Unprocessable Entity","Network or signing service unavailability returns 503 Service Unavailable"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically signed, tamper-evident receipt or attestation for a specific transaction or agent action — especially in governance, compliance, or audit contexts that require Ed25519-signed artifacts with SHA-256 integrity. Prefer it over generic logging when verifiability and non-repudiation matter, and when paying per-call via atomic USDC on Base is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:15:53.600Z","isFirstParty":false,"canonicalSlug":"synthex-forge-receipt-mint-x402-9ef7803c"}