{"apiVersion":"1.0.0","schemaVersion":1,"generatedAt":"2026-08-25T09:39:38.713Z","resource":{"id":"a93c600705665bc157152e67","key":"GET https://api.osf-master-server.com/x402/research/papers/%7Bparam%7D","method":"GET","resourceUrl":"https://api.osf-master-server.com/x402/research/papers/:query","alternateResourceUrls":["https://api.osf-master-server.com/x402/research/papers/:query"],"canonicalUrl":"https://api.osf-master-server.com/x402/research/papers/%7Bparam%7D","origin":"https://api.osf-master-server.com","hostname":"api.osf-master-server.com","groupId":"api-osf-master-server-com-516c65bb","providerName":"osf-master-server","title":"OSF Research Paper Search (arXiv, PubMed, CrossRef, OpenAlex, ClinicalTrials)","description":"Search 1.2 million+ scholarly works by keyword across arXiv (700,000+ preprints, all categories, 2024 to 2026), CrossRef, PubMed, OpenAlex, Semantic Scholar, and ClinicalTrials.gov in one call. Returns title, authors, journal or venue, year, DOI, and a provenance URL per match. For research agents, literature review, citation lookup, and clinical evidence workflows.","tags":["PubMed arXiv","academic search","citations DOI","data/public-data","research papers","scientific literature"],"type":"http","x402Version":2,"routeTemplate":"/x402/research/papers/:query","input":{"type":"http","method":"GET","bodyType":null,"bodyFieldNames":[],"pathParamNames":["query"],"queryParamNames":["format"]},"iconUrl":null,"payment":{"networks":["eip155:8453"],"schemes":["exact"],"assets":["0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","USD Coin"],"options":[{"network":"eip155:8453","scheme":"exact","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amountAtomic":"50000","payTo":"0x72f62dE8b70d6CFa8Cc2dF6f21F243f289F3396c","maxTimeoutSeconds":300,"tokenName":"USD Coin","tokenVersion":"2"}],"acceptedPaymentCount":1,"priceUsd":null},"quality":{"l30DaysTotalCalls":6,"l30DaysUniquePayers":1,"lastCalledAt":"2026-08-12T06:17:05.444Z"},"registry":{"health":"healthy","reliabilityScore":90,"paymentValid":true,"domainVerified":true,"lastChecked":"2026-08-24 21:41:10"},"sources":[{"id":"cdp-bazaar","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","observedAt":"2026-08-25T05:19:49.445Z","lastUpdated":"2026-08-12T06:17:05.664Z","recordKey":"GET https://api.osf-master-server.com/x402/research/papers/:query"},{"id":"402-index","sourceUrl":"https://402index.io/api/v1/services","observedAt":"2026-08-25T05:19:49.445Z","lastChecked":"2026-08-24 21:41:10","registrySource":"bazaar","recordKey":"GET https://api.osf-master-server.com/x402/research/papers/:query"}],"verification":{"level":"origin-and-cross-source","checkedAt":"2026-08-24T06:43:41.305Z","structural":{"ok":true,"normalized":true,"publicHttpUrl":true},"sourceConfirmed":true,"crossSource":true,"registryPaymentValid":true,"originCheck":{"scope":"origin","reachable":true,"statusCode":200,"method":"HEAD","checkedAt":"2026-08-24T06:39:28.707Z","latencyMs":2120,"error":null},"quoteCheck":{"scope":"exact-route","outcome":"not-safely-testable","attempted":false,"requestedMethod":null,"statusCode":null,"finalUrl":"https://api.osf-master-server.com/x402/research/papers/:query","redirectCount":0,"checkedAt":"2026-08-24T06:43:41.305Z","latencyMs":null,"reason":"unresolved-url-template","requirementCount":0},"quote":null,"paidCall":{"verified":false,"checkedAt":null,"network":null,"receiptReference":null,"outputReviewed":false}},"curation":{"status":"qualified","basis":"qualified-signals","matchScope":null,"listingSlug":null,"providerListingSlug":null,"listingName":null,"kind":null,"categories":[],"editorialDescription":null,"docsUrl":null,"sourceUrl":null}}}