{"uid":"cap_HbcaHRbTM0mbU3nW_PFh_","slug":"clink-forge-us-debt-to-the-penny-fa854e06","name":"Clink Forge US Debt to the Penny","description":"Pay per call over x402. USDC on Base, no account, no API key. 28 government-sourced data products at $0.001–$0.05 per call, every response signed and provenance-chained.","url":"https://api.clinkforge.com/v1/p/us-debt-to-penny","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","properties":{"type":{"const":"http"},"method":{"const":"GET"},"queryParams":{"type":"object","required":[],"properties":{"end":{"type":"string","format":"date-time"},"start":{"type":"string","format":"date-time"}},"additionalProperties":false}}},"output":{"type":"object"}}},"responseSchema":{"type":"json","example":{"data":[{"field":"value","_record_id":"R-100"}],"product":"example-product","row_count":1,"provenance":[{"hash":"sha256...","authority":"AGENCY","source_url":"https://agency.gov/data","observed_at":"2026-08-25T00:00:00Z"}],"attestation":{"signature":"base64...","result_digest":"sha256...","signing_key_id":"forge-signing-1"},"payment_receipt":{"amount_usd":0.01,"settlement_ref":"0xtx..."},"product_version":1},"description":"data rows + provenance chain + attestation"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_wtPN5oYabaMAXhxcY4_Bn","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current US national debt to the penny with cryptographic provenance and attestation, sold per call via x402 micropayment.","exampleAgentPrompt":"What is the US national debt right now, down to the penny? I need the figure with a verified source and cryptographic proof that the data hasn't been tampered with.","exampleUseCases":[{"title":"Real-time debt tracker for dashboard","prompt":"Pull the current US national debt to the penny with its cryptographic attestation so I can display it on our live fiscal transparency dashboard — I need the provenance source URL too."},{"title":"Historical debt audit for a date range","prompt":"Get me the US national debt figures from January 1, 2024 to December 31, 2024, with signed provenance records, so I can include them in our annual financial audit report."},{"title":"On-chain debt verification for DeFi protocol","prompt":"Fetch the latest US national debt to the penny, including the Ed25519 signature and source attestation, so our smart contract can verify the data on-chain before executing."}],"resultDescription":"Returns an array of data rows containing the US debt value(s), a product metadata block (slug and version), a provenance chain with license ID (US-GOV-PD), source URL pointing to the originating government agency, and observation timestamp, plus an Ed25519 cryptographic attestation signature and a settlement reference from the x402 payment receipt.","failureModes":["Payment not received or insufficient USDC balance — returns HTTP 402 with payment instructions","Invalid date-time format in start/end query params — returns 400 bad request","Data not yet available for the requested date range — may return empty rows","Upstream Treasury data source unavailable — may result in stale or missing data","Signature verification failure on client side if attestation key is not recognized"],"whenToPreferThis":"Choose this endpoint when you need the US national debt figure with a cryptographically signed provenance chain that can be independently verified — ideal for audits, compliance workflows, on-chain integrations, or any use case where data integrity and source traceability matter. Prefer it over scraping Treasury.gov directly when you need machine-readable structured output with an attestation you can store and verify later.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:40:01.608Z","isFirstParty":false}