{"uid":"cap_m5Y6oQd4RfNFKWnkZTT9l","slug":"vealth-cross-verify-cdp-settled-935760ed","name":"Vealth Cross-Verify (CDP-settled)","description":"Cross-Verify (CDP-settled mirror) — a neutral check of a public protocol claim (e.g. litcoin, regen) against its own on-chain / API source. Fixed hosts, no redirect follow: we cannot be pointed at an arbitrary target.","url":"https://vealth.net/.well-known/vealth/cdp/cross-verify","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"expect":{"type":"object"},"protocol":{"type":"string"},"claim_ref":{"type":"string"}}},"responseSchema":null,"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_VKkipimRi5Ri4ivIezoP3","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":"Neutrally verifies a public protocol claim (e.g. for litcoin or regen) against that protocol's own on-chain or API source, against a fixed set of trusted hosts.","exampleAgentPrompt":"Cross-verify this Regen Ledger ecological credit claim — protocol is 'regen', claim_ref is 'C-123456', and I expect the credit_status to be 'active' and issuer to be 'Regen Network Development Inc' — check it against Regen's own on-chain source and tell me if the claim checks out.","exampleUseCases":[{"title":"Audit DeFi protocol parameters against chain state","prompt":"I need to verify a Litcoin protocol claim — protocol is 'litcoin', claim_ref is 'LTC-789012', and the documentation says total_supply should be 21000000 and current_block_height should be 850000. Can you cross-verify this against Litcoin's actual on-chain data and let me know if there are any discrepancies?"},{"title":"Validate ecological credit issuance legitimacy","prompt":"We received a Regen Ledger credit claim from a vendor — protocol is 'regen', claim_ref is 'C-456789', and they're saying it was issued by 'Soil Carbon Initiative' with vintage_year '2023'. Please check this against Regen's own ledger to confirm the issuer and vintage match what's actually on-chain."},{"title":"Confirm blockchain claim trustworthiness for transactions","prompt":"Before we accept this as collateral, I need a neutral check on a public protocol claim — protocol is 'litcoin', claim_ref is 'UTXO-334455', and the claim states the balance is 5.25 BTC and the transaction_status is 'confirmed'. Cross-verify this against the actual Litcoin source and tell me if the claim is legitimate."}],"resultDescription":"A structured verification result indicating whether the stated claim (identified by protocol and claim_ref) matches the data from the protocol's own on-chain or API source, including any discrepancies between the expected values and actual on-chain values.","failureModes":["Protocol not in the fixed allow-list — endpoint refuses to follow arbitrary redirects or check unknown hosts","claim_ref not found on the target protocol's ledger or API","On-chain source temporarily unavailable, resulting in a timeout or upstream error","Malformed expect object causing schema validation failure","Payment not settled via CDP x402, resulting in 402 rejection before verification runs"],"whenToPreferThis":"Use this endpoint when you need a neutral, fixed-host cross-check of a specific protocol claim against that protocol's own authoritative source — particularly for well-known protocols like regen or litcoin. Prefer this over generic web scrapers or self-reported data when the integrity of a blockchain or ecological credit claim matters and you want an independent, CDP-settled verification that cannot be redirected to an attacker-controlled target.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:31:02.137Z","isFirstParty":false}