{"uid":"cap_O03_U-NaP1Szm2vzLo6ZJ","slug":"synthex-forge-c2pa-manifest-verifier-be7107ef","name":"Synthex Forge C2PA Manifest Verifier","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/data/c2pa/verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"manifest":{"type":"object"},"content_hash":{"type":"string"},"expected_creator":{"type":"string"},"expected_generator":{"type":"string"}}},"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_F88rzCIQNuQa4bMFsZ_Gm","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":"Verifies a C2PA (Content Authenticity Initiative) manifest against a content hash and expected creator/generator metadata, returning a signed attestation of authenticity","exampleAgentPrompt":"Check this C2PA manifest for an image I have — the content hash is sha256:abc123def456, I'm expecting the creator to be 'AcmeCorp' and the generator to be 'Adobe Firefly 2.0'. Can you verify the manifest is authentic and hasn't been tampered with?","exampleUseCases":[{"title":"AI-generated image provenance check","prompt":"I have a C2PA manifest from an AI-generated image and its SHA-256 hash. Can you verify that the manifest is valid and that it was actually generated by 'Stable Diffusion XL' as claimed, not by some other tool?"},{"title":"News media authenticity verification","prompt":"We received a photo from a photojournalist claiming it was shot with a Canon EOS R5 and hasn't been altered. Here's the C2PA manifest and the image content hash — verify the manifest is authentic and the expected creator matches 'Reuters Photographer John Smith'."},{"title":"Brand content governance audit","prompt":"Can you check this C2PA manifest against content hash sha256:feed9876 and confirm the generator is our approved tool 'BrandStudio v3.1' and the creator is 'marketing@acme.com'? We need to make sure only approved tools are producing our branded content."}],"resultDescription":"A JSON object with an 'ok' boolean indicating whether the C2PA manifest is valid and matches the provided content hash and expected creator/generator metadata. The response is signed using Ed25519 and SHA-256 as a cryptographic attestation artifact.","failureModes":["Manifest does not match content hash — returns ok: false","Expected creator or generator mismatch — returns ok: false","Malformed manifest object — likely 400 Bad Request","Payment not provided or insufficient — returns HTTP 402 with x402 v2 payment-required envelope requesting USDC on Base mainnet (chain ID 8453)","Network timeout or service unavailability — 5xx error"],"whenToPreferThis":"Choose this endpoint when you need cryptographically signed, paid attestation of C2PA manifest authenticity — particularly when the verification result needs to serve as a governance artifact or audit trail. Prefer this over free or unsigned verifiers when downstream compliance, legal, or publishing workflows require a tamper-evident Ed25519-signed attestation record. Best suited for media provenance pipelines, content governance systems, and AI-generated content audit trails.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:12:04.296Z","isFirstParty":false,"canonicalSlug":"synthex-forge-c2pa-manifest-verifier-be7107ef"}