Evidence row 2189977

Observed 2 Nov 2026, 18:20 UTC, by sync.agentic_market/1.

Kind: listing
About: source_record agentic_market:fx-ecb-x402tookit-com
Recorded: 2 Nov 2026, 18:20 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: cda5fec736fc3737e7318185a441ca3174ff1d36e45e1180d047562334ca788e
Leaf: 0xd2fd2de8154d584a62813e914b7d48224271c889e6783651e6822b3fdf0145f1

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://fx-ecb.x402tookit.com/fx-basket"
    ],
    [
      "x402",
      "https://fx-ecb.x402tookit.com/fx-change"
    ],
    [
      "x402",
      "https://fx-ecb.x402tookit.com/fx-convert"
    ]
  ],
  "name": "fx-ecb.x402tookit.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:137",
      "eip155:42161",
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "fx-ecb.x402tookit.com",
    "endpoints": [
      {
        "description": "Rates for up to 10 currencies against one base at once, with each one's 30-day change, strongest and weakest first.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "USD",
            "group": "query",
            "name": "base",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "EUR,GBP,JPY,CAD,AUD",
            "group": "query",
            "name": "quotes",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "FX Rates ECB",
        "tags": [
          "fx",
          "basket",
          "multi-currency"
        ],
        "url": "https://fx-ecb.x402tookit.com/fx-basket"
      },
      {
        "description": "Currency pair move over 7-365 days: percent change, high, low, annualized volatility and where today sits in the range.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "USD",
            "group": "query",
            "name": "base",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 90,
            "group": "query",
            "name": "days",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "EUR",
            "group": "query",
            "name": "quote",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "FX Rates ECB",
        "tags": [
          "fx",
          "volatility",
          "trend"
        ],
        "url": "https://fx-ecb.x402tookit.com/fx-change"
      },
      {
        "description": "Convert an amount from one currency to another at the latest ECB reference rate, with the rate and fixing date.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 250,
            "group": "query",
            "name": "amount",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "EUR",
            "group": "query",
            "name": "from",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "GBP",
            "group": "query",
            "name": "to",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "FX Rates ECB",
        "tags": [
          "fx",
          "convert",
          "currency"
        ],
        "url": "https://fx-ecb.x402tookit.com/fx-convert"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "fx-ecb-x402tookit-com",
    "integrationType": "",
    "isNew": false,
    "name": "fx-ecb.x402tookit.com",
    "networks": [
      "Base",
      "eip155:137",
      "eip155:42161",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.02",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.02"
    },
    "provider": "fx-ecb.x402tookit.com",
    "providerUrl": "",
    "serviceName": "FX Rates ECB",
    "tags": [
      "fx",
      "basket",
      "multi-currency",
      "volatility",
      "trend",
      "convert",
      "currency"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"cda5fec736fc3737e7318185a441ca3174ff1d36e45e1180d047562334ca788e","id":2189977,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793643652119557,"prev":null,"subject":"agentic_market:fx-ecb-x402tookit-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).
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Day root: 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained: 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published: On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON