Evidence row 3064548

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://verify-oracle.run402.com/api/fx-rate"
    ]
  ],
  "name": "VerifyOracle",
  "owner_address": "0x91799aa29fb7e2d3e6dfa738c67693e5e83b9fa3",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "amount_usd_micros": 1000,
          "hosted_by": "run402",
          "name": "USD Coin",
          "pay_to": "org_default_payout",
          "route_pricing_network": "mainnet",
          "run402_payment_kind": "tenant_route",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x91799aa29fb7e2d3e6dfa738c67693e5e83b9fa3",
        "scheme": "exact"
      }
    ],
    "description": "Live forex fx rate and fiat reference exchange rate for currency conversion from the European Central Bank (ECB eurofxref-daily, default EUR/USD).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "from": "EUR",
              "pair": "EUR/USD",
              "to": "USD"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "ecbReferenceDate": "2026-10-21",
              "from": "EUR",
              "pair": "EUR/USD",
              "price": 1.0852,
              "rate": 1.0852,
              "source": "ecb-eurofxref-daily",
              "symbol": "EURUSD",
              "timestamp": "2026-10-21T18:00:00.000Z",
              "to": "USD",
              "value": 1.0852
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "base": {
                      "description": "Alias for base currency",
                      "type": "string"
                    },
                    "from": {
                      "description": "Base currency ISO code (default EUR)",
                      "type": "string"
                    },
                    "pair": {
                      "description": "Pair string (default EUR/USD)",
                      "type": "string"
                    },
                    "symbol": {
                      "description": "Pair symbol (default EURUSD)",
                      "type": "string"
                    },
                    "to": {
                      "description": "Quote currency ISO code (default USD)",
                      "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"
        }
      }
    },
    "lastUpdated": "2026-11-04T18:59:08.45Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-11-04T13:06:52.854Z"
    },
    "resource": "https://verify-oracle.run402.com/api/fx-rate",
    "serviceName": "VerifyOracle",
    "tags": [
      "fx-rate",
      "forex",
      "exchange-rate",
      "ecb",
      "run402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live forex fx rate and fiat reference exchange rate for currency conversion from the European Central Bank (ECB eurofxref-daily, default EUR/USD)."
}

What the leaf hashes

{"body":"bb9d1adf8cb19b90f606ffcc0ceeca113ad346290a7a3e30d597c5ce4e92c4d1","id":3064548,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793822229413302,"prev":2201127,"subject":"x402_bazaar:https://verify-oracle.run402.com/api/fx-rate","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x352e2627d7e28b7f1651a732e3094c4869c7af39f9162bdcc089e483b5e4b9da
2. 0x67eff9909c124bbd56ea2b3759e66852729b37ed0abc6b647cdc7688f53ce730
3. 0x3430f71b63db89706bb7ef8b233c8527b8f642f116cf50be50cc45719481b33f
4. 0x7376e42bd30445e7c498af381a42493e8b50c2403e2c6b7acd37cd086a019ca4
5. 0x1985ec8278519e556657828dba8589df65d16962187cac544775f424a4a15ca9
6. 0x57a81e8541a8f0a379a74fde02deb7b86b333c98fad49e31a0b8ab8b9e8f23f1
7. 0xdc21ac5254fcf53e69adc3310071ae0dff7fcb9298e8002a87bbe86f3dbe5e02
8. 0xbcde1dc3c0a33e493aa5bb0de64964d4985cc6eab0210abb6f707bd3f672c75d
9. 0x79b006d3049222d1402f793e257a42459b9808e55ca1b64c5017c419a10ba01c
10. 0x222e74f0ac2d241d81e8f09a3f9d01076be557a605de38a0b3fc7ecdee599f03
11. 0x875e7c867a66c934dc79e9ce1b82274ccc44e34f8b62c4c64bbb38f87c7058e0
12. 0x13d1d9d49bb486ec3c985f88404b943bb07281b224a011cfd6faf500193ae872
13. 0xf7ea1cc4463130101b83f41954d3ae5b2a6001a4d4f93eb4e06dff42b89fb1da
14. 0x4655903f447e8396651ab34c7de260d0aa4d05c74caa13b43dfdc4a860d9f1ce
15. 0xdf892b99e8b0dbbb4f87276019f2d0a4b1e54a284757cc30e642f46b46f51c25
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345