{"apiVersion":"1.0.0","schemaVersion":1,"generatedAt":"2026-08-25T09:39:38.713Z","resource":{"id":"c38eb8fe8d303501f210a9b8","key":"POST https://groundcheck.seiche.info/extract","method":"POST","resourceUrl":"https://groundcheck.seiche.info/extract","alternateResourceUrls":["https://groundcheck.seiche.info/extract"],"canonicalUrl":"https://groundcheck.seiche.info/extract","origin":"https://groundcheck.seiche.info","hostname":"groundcheck.seiche.info","groupId":"curated-groundcheck","providerName":"Groundcheck","title":"Groundcheck: POST /extract","description":"Claim extraction for agent verification loops: split text into independently checkable atomic factual claims via auditable rule-based decomposition (no LLM guessing), with a signed receipt bound to the input hash. The cheap first step of the loop — extract here, then ground what matters via /verify or /check.","tags":["agentic-commerce","citations","delivery-receipts","grounding","verified-data"],"type":"http","x402Version":2,"routeTemplate":"/extract","input":{"type":"http","method":"POST","bodyType":"json","bodyFieldNames":["max_claims","text"],"pathParamNames":[],"queryParamNames":[]},"iconUrl":null,"payment":{"networks":["eip155:8453"],"schemes":["exact"],"assets":["0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"],"options":[{"network":"eip155:8453","scheme":"exact","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amountAtomic":"5000","payTo":"0x5B4A78b7EFe482d1579E287dA6F0043f89cf0EA1","maxTimeoutSeconds":60,"tokenName":"USD Coin","tokenVersion":"2"}],"acceptedPaymentCount":1,"priceUsd":null},"quality":{"l30DaysTotalCalls":1,"l30DaysUniquePayers":1,"lastCalledAt":"2026-08-16T22:29:46.272Z"},"registry":null,"sources":[{"id":"cdp-bazaar","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","observedAt":"2026-08-25T05:19:49.445Z","lastUpdated":"2026-08-16T22:29:46.77Z","recordKey":"POST https://groundcheck.seiche.info/extract"}],"verification":{"level":"origin-reachable","checkedAt":"2026-08-24T06:43:43.553Z","structural":{"ok":true,"normalized":true,"publicHttpUrl":true},"sourceConfirmed":true,"crossSource":false,"registryPaymentValid":null,"originCheck":{"scope":"origin","reachable":true,"statusCode":204,"method":"OPTIONS","checkedAt":"2026-08-24T06:40:56.044Z","latencyMs":366,"error":null},"quoteCheck":{"scope":"exact-route","outcome":"not-safely-testable","attempted":false,"requestedMethod":null,"statusCode":null,"finalUrl":"https://groundcheck.seiche.info/extract","redirectCount":0,"checkedAt":"2026-08-24T06:43:43.553Z","latencyMs":null,"reason":"potentially-mutating-method:POST","requirementCount":0},"quote":null,"paidCall":{"verified":false,"checkedAt":null,"network":null,"receiptReference":null,"outputReviewed":false}},"curation":{"status":"discovered","basis":"discovery-only","matchScope":"host","listingSlug":null,"providerListingSlug":"groundcheck","listingName":null,"kind":null,"categories":[],"editorialDescription":null,"docsUrl":null,"sourceUrl":null}}}