← The evidence ledger
Evidence row 75019
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://factline.dev/v1/fx/rate
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- fbcd04fdd1d930b2c056750f372f02110c28a638233bb0092d6e79746f6b964b
- Leaf
- 0x08ac6e7e7e4e51e64e3e07b170dc42a1bb936a440a968371e4793571864fcc88
What was observed
{
"endpoints": [
[
"x402",
"https://factline.dev/v1/fx/rate"
]
],
"name": "Factline",
"owner_address": "0xb58dd178abac67f6d4894437a7fc725cbddb2075",
"raw": {
"accepts": [
{
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xb58dd178abac67f6d4894437a7fc725cbddb2075",
"scheme": "exact"
},
{
"amount": "1000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "fyqifu7otDYanhqr84B9YzZfA5LwRTJ1uFLqDJinMTK",
"scheme": "exact"
}
],
"description": "Currency exchange rates and FX conversion, official ECB reference rates for USD, EUR, GBP, JPY and 25 more. Use to convert an amount between currencies with an official, citable rate: the European Central Bank's reference rates for about 30 currencies (USD, GBP, JPY, CHF, CNY...), cross rates computed from the euro rates, today or for a past date such as an invoice date. Input: base (default EUR), symbols, amount, optional date.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"amount": "100",
"base": "USD",
"symbols": "EUR,GBP,JPY"
},
"type": "http"
},
"output": {
"example": {
"amount": 100,
"base": "USD",
"date": "2026-10-14",
"explain": "Euro foreign exchange reference rates published by the ECB around 16:00 CET on TARGET working days; cross rates are computed from the euro rates. For information, not for transactions.",
"rates": {
"EUR": 85.616,
"GBP": 74.302,
"JPY": 15140.5
},
"source": "European Central Bank, euro foreign exchange reference rates",
"summary": "100 USD = 85.616 EUR, 74.302 GBP, 15140.5 JPY (ECB reference rates of 2026-10-14)."
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"amount": {
"description": "Amount in the base currency, default 1",
"type": "string"
},
"base": {
"description": "3-letter currency code to convert from, default EUR (e.g. USD)",
"type": "string"
},
"date": {
"description": "Optional date YYYY-MM-DD in the last 90 days, e.g. an invoice date",
"type": "string"
},
"symbols": {
"description": "Currencies to convert to, comma separated (e.g. EUR,GBP,JPY); empty = all ~30",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T21:57:26.778Z",
"quality": {
"l30DaysTotalCalls": 7,
"l30DaysUniquePayers": 5,
"lastCalledAt": "2026-10-25T21:57:26.48Z"
},
"resource": "https://factline.dev/v1/fx/rate",
"serviceName": "Factline",
"tags": [
"fx",
"exchange-rate",
"currency",
"currency-conversion",
"forex"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Currency exchange rates and FX conversion, official ECB reference rates for USD, EUR, GBP, JPY and 25 more. Use to convert an amount between currencies with an official, citable rate: the European Central Bank's reference rates for about 30 currencies (USD, GBP, JPY, CHF, CNY...), cross rates computed from the euro rates, today or for a past date such as an invoice date. Input: base (default EUR), symbols, amount, optional date."
}What the leaf hashes
{"body":"fbcd04fdd1d930b2c056750f372f02110c28a638233bb0092d6e79746f6b964b","id":75019,"kind":"listing","method":"baseline/1","observed_us":1793025489944055,"prev":null,"subject":"x402_bazaar:https://factline.dev/v1/fx/rate","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.