{"layer":"xynaptic-trust","schema_version":1,"generated_at":"2026-10-02T20:35:04.750Z","identity":{"domain":"xynaptic.io","api":"api.xynaptic.io","mcp":"mcp.xynaptic.io/mcp","wallet_observed_by_aquix":"0x4ff8…d5e9","organization":"Xynaptic (ericchengech)"},"protocol":{"x402":true,"x402_version":2,"schemes":["exact","receipt"],"networks":["base","polygon","solana"],"currency":"USDC","api_key_required":false,"signup_required":false},"availability":{"note":"sondes externes independantes : Market402 p50 113ms grade A (100/100), vet402 PASS crypto-brief-live, sondes horaires glama/annuaires","external_probes":["market402","vet402","toll","aquix","glama","x402-list"]},"delivery":{"evidence":"1/1 paiement externe vet402 0.05 USDC -> settlement on-chain Base -> HTTP 200 (29/09/2026)","chain_verified":true},"data_quality":{"freshness":"live pour toutes les sources (data.freshness: live dans chaque reponse)","provenance":"chaque reponse embarque data.source (source primaire officielle identifiee : registre, DVF, SNCF, Coinbase, SEC, INSEE...)","cross_check_crypto":{"sources":["coinbase (CEX)","dexscreener WBTC/USDC (DEX on-chain)"],"btc_usd_coinbase":84425.595,"btc_usd_dex":84333.18,"dex_pool":{"dex":"uniswap","chain":"arbitrum","liquidity_usd":7912273.39},"deviation_pct":0.11,"agreement":true,"checked_at":"2026-10-02T20:35:04.750Z","verdict":"CROSS-CHECK PASS (2/2 sources independantes CEX+DEX, ecart < 1%)"},"schema":"schema_version embarquee dans chaque reponse","disclaimers":"informational only sur les services a verdict (factoring, sante, assurance)"},"audit_history":{"last_internal_qa":"2026-09-29 (QA settle 8/8 : vagues A+B+C+D, 184 services)","last_external_pass":"2026-09-29 vet402 PASS apres fix price_mismatch (24-28/09)","price_integrity":"PASS depuis 29/09 (mismatch 24-28/09 corrige)"},"index_coverage":{"market402":"score 100/100 grade A, 110 endpoints detectes, badge Verified en attente d'historique (8 sondes/14j)","aquix":"437 paiements observes ~14.19 USD","vet402":"client-auditeur payant, PASS","glama":"connector approved","x402_list":"approved","surfaces_total":10},"how_to_verify":{"catalog":"GET https://api.xynaptic.io/ (gratuit, machine-readable)","this_card":"GET /trust (gratuit)","any_service":"GET /v1/<service> -> HTTP 402 + schema de paiement, payer -> donnees + data.source embarquee"},"summary":"Xynaptic Trust Layer : infrastructure x402 verifiee (Market402 100/100, vet402 paye+PASS), donnees live avec provenance embarquee, cross-check crypto OK."}