{"uid":"cap_MTaMWrz6sgNn5mqix91br","slug":"web-capture-signed-page-records-ea96caa4","name":"Web Capture – Signed Page Records","description":"Keep a browser capture before a page changes. Screenshot, rendered HTML, PDF and signed file hashes for 0.10 USDC on Base.","url":"https://web-capture.j0wn0.chatgpt.site/v1/captures?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","format":"uri"},"request_id":{"type":"string","format":"uuid"}}},"responseSchema":{"type":"json","example":{"id":"12345678-1234-4234-8234-123456789abc","status":"ready","verification_url":"/verify/12345678-1234-4234-8234-123456789abc","independent_timestamp":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xM29ZvWjxohrbkGD9Kz1s","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Captures a webpage as screenshot, rendered HTML, and PDF with cryptographically signed file hashes for tamper-evident archival.","exampleAgentPrompt":"Can you capture and archive https://example.com/terms right now and give me a signed record — screenshot, PDF, and HTML — so I have proof of what the page looks like today before it potentially changes?","exampleUseCases":[{"title":"Legal evidence preservation before takedown","prompt":"Archive https://socialmedia.com/post/12345 right now with a signed screenshot and PDF — I need a verifiable record of that post before it gets deleted."},{"title":"Compliance snapshot of vendor terms","prompt":"Take a signed capture of https://vendor.com/privacy-policy today — screenshot, rendered HTML, and PDF — so we have a tamper-evident record of the terms we agreed to at contract signing."},{"title":"Journalist documenting a live webpage claim","prompt":"I need you to preserve https://news-site.com/article/xyz with a cryptographically signed page record — screenshot, HTML, and PDF — so I can prove what the article said at this exact moment."}],"resultDescription":"Returns a JSON object with a unique capture ID, a status field (e.g. 'ready'), a verification URL path where the signed record can be independently checked, and an independent_timestamp flag indicating whether a third-party timestamp was applied. The actual screenshot, rendered HTML, and PDF assets along with their signed file hashes are accessible via the verification URL.","failureModes":["URL is unreachable or returns a non-200 status — capture fails with an error response","Invalid or malformed URL input causes a 400 validation error","Page requires authentication or blocks headless browsers — capture may be incomplete or blank","Timeout if the target page is extremely slow to load","Duplicate request_id may conflict with a prior capture"],"whenToPreferThis":"Choose this endpoint when you need a tamper-evident, signed archival record of a webpage — not just a raw screenshot or simple scrape. It is ideal for legal discovery, compliance documentation, journalistic evidence, or any scenario where you must later prove what a page contained at a specific moment. Prefer it over generic screenshot APIs when cryptographic signing and a verifiable hash are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:31:23.955Z","isFirstParty":false,"canonicalSlug":"web-capture-signed-page-records-ea96caa4"}