{"api":"v1","generated_at":"2026-09-16T01:59:13.543Z","licence":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","attribution":"TOLL, with a link to the page cited"},"page":"https://tollindex.com/e/api-hergertsynthora-com-v1-ecb-forex-fixing-vs-market-3be6bc","pinned_page":"https://tollindex.com/e/api-hergertsynthora-com-v1-ecb-forex-fixing-vs-market-3be6bc/at/2026-09-15T21-20Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-09-15T21:20:12.737Z","snapshot_stamp":"2026-09-15T21-20Z","endpoint":{"slug":"api-hergertsynthora-com-v1-ecb-forex-fixing-vs-market-3be6bc","canonical_url":"https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market","resource":"https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviation in basis points, direction and >25bps alert. Sources: official ECB eurofxref-daily.xml + open.er-api.com, both keyless.","service_name":"SYNTHORA","declared_category":null,"declared_tags":["forex","ecb","eur-usd","fixing","realtime"],"route_template":null,"registry_updated":"2026-09-10T12:08:11.154Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"ecb forex fixing vs market","category":"market-data","first_observed_by_toll":"2026-09-10T19:08:24.178Z","last_observed_by_toll":"2026-09-15T21:20:12.737Z","observation_began":"2026-09-10"},"presence":{"listed_now":true,"first_absent_at":null,"delisting_confirmed_at":null,"events":[{"registry":"cdp","at":"2026-09-10T19:08:24.178Z","event":"listed"}]},"accepts":[{"registry":"cdp","ordinal":0,"network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USD Coin","symbol":"USDC","decimals":6,"amount_display":"0.01 USDC","amount_units":0.01,"decimals_known":true,"pay_to":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","scheme":"exact"}],"counters":{"observed_at":"2026-09-15T21:20:12.737Z","calls_30d":8,"unique_payers_30d":6,"last_called_at":"2026-09-10T12:08:10.696Z"},"validation":{"latest":{"observed_at":"2026-09-15T04:29:26.955Z","state":"pass","failed_checks":[],"endpoint_http_status":402,"run_id":"daily-2026-09-15"},"uptime":[{"days":7,"observed":5,"passed":5,"ratio":1},{"days":30,"observed":5,"passed":5,"ratio":1},{"days":90,"observed":5,"passed":5,"ratio":1}],"history_90d":[{"observed_at":"2026-09-15T04:29:26.955Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-15","state_changed":false},{"observed_at":"2026-09-14T04:26:00.671Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-14","state_changed":false},{"observed_at":"2026-09-13T04:24:45.997Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-13","state_changed":false},{"observed_at":"2026-09-12T06:40:29.521Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-12","state_changed":false},{"observed_at":"2026-09-11T10:12:00.310Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-11","state_changed":true}]},"seller":{"wallet":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","page":"https://tollindex.com/seller/0xEf879BFD6C4AccB8F795136de90246e1EC245e06","endpoints":16,"hosts":2},"reports":0,"registry_record":{"cdp":[{"tags":["forex","ecb","eur-usd","fixing","realtime"],"type":"http","accepts":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","amount":"10000","scheme":"exact","network":"eip155:8453","mimeType":"application/json","resource":"https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market","description":"SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviation in basis points, direction and >25bps alert. Sources: official ECB eurofxref-daily.xml + open.er-api.com, both keyless.","maxAmountRequired":"10000","maxTimeoutSeconds":300}],"quality":{"lastCalledAt":"2026-09-10T12:08:10.696Z","l30DaysTotalCalls":8,"l30DaysUniquePayers":6},"resource":"https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market","extensions":{"bazaar":{"info":{"input":{"body":{"protocol":"aave"},"type":"http","method":"POST","bodyType":"json"},"output":{"type":"json","schema":{"type":"object","required":["ok","niche"],"properties":{"ok":{"type":"boolean"},"error":{"type":"string"},"niche":{"type":"string"},"result":{"type":"object","properties":{"par":{"type":"string"},"error":{"type":"string"},"alerta":{"type":"boolean"},"sources":{"type":"array"},"as_of_utc":{"type":"string"},"direccion":{"type":"string"},"market_rate":{"type":"number"},"desviacion_bps":{"type":"number"},"ecb_fixing_rate":{"type":"number"},"ecb_fixing_fecha":{"type":"string"},"mercado_actualizado_unix":{"type":"number"}}},"receipt":{"type":"object"}}},"example":{"ok":true,"niche":"ecb_forex_fixing_vs_market","result":{},"receipt":{"alg":"ed25519"}}}},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","properties":{"input":{"type":"string"}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"ok":{"type":"boolean"},"type":"object","niche":{"type":"string"}}}}}}},"delivery":{"note":"unlike the signature -- which you verify BEFORE paying -- this one is checked afterwards, on-chain, from your own wallet","order":"compute -> failure gate -> verify -> settle -> deliver","scope":"this covers service FAILURE, not verdict quality","policy":"no-charge-on-service-failure","verify":"after a request of yours FAILS, check your own wallet on Base: no USDC settlement to our payTo will exist for it. If we had charged you, the transfer would be public and permanent","behaviour":"if the service FAILS (invalid input, timeout, stale cache, withdrawn product, malformed output) you receive 402 and are NOT charged"},"signature":{"alg":"ed25519","canon":"json:sort_keys+separators(,:)+ensure_ascii+utf8","verify":"recompute canon from envelope.result, then VerifyKey(bytes.fromhex(pubkey)).verify(canon, bytes.fromhex(sig)) -- no name to trust, verify the signature yourself","jwksUrl":"https://api.hergertsynthora.com/.well-known/jwks.json","envelope":"{result, attestation:{alg,pubkey,sig,canon}}","sigEncoding":"hex(64B raw)","publicKeyUrl":"https://api.hergertsynthora.com/pubkey"}},"description":"SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviation in basis points, direction and >25bps alert. Sources: official ECB eurofxref-daily.xml + open.er-api.com, both keyless.","lastUpdated":"2026-09-10T12:08:11.154Z","serviceName":"SYNTHORA","x402Version":2}]}}