Evidence row 67409

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/finance/forex"
    ]
  ],
  "name": "api.x402node.dev/finance/forex",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "8000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Real-time forex / exchange rates from the European Central Bank (via Frankfurter). Pass from=USD and to=EUR (or batch to=EUR,GBP,JPY,CNY). Returns rates, inverse rates and last-update date. For AI agents needing exchange rate, currency conversion, fx rate and forex data. 实时外汇汇率,支持批量与反向汇率。 Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "from": "string",
              "to": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "from": {
                      "description": "Base currency code (single), e.g. USD. Alias: base. Default USD.",
                      "type": "string"
                    },
                    "to": {
                      "description": "Target currency or comma-separated list, e.g. EUR or EUR,GBP,JPY,CNY. Alias: symbols.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "to"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T04:48:07.063Z",
    "quality": {
      "l30DaysTotalCalls": 116,
      "l30DaysUniquePayers": 21,
      "lastCalledAt": "2026-10-26T04:48:06.766Z"
    },
    "resource": "https://api.x402node.dev/finance/forex",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Real-time forex / exchange rates from the European Central Bank (via Frankfurter). Pass from=USD and to=EUR (or batch to=EUR,GBP,JPY,CNY). Returns rates, inverse rates and last-update date. For AI agents needing exchange rate, currency conversion, fx rate and forex data. 实时外汇汇率,支持批量与反向汇率。 Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"29173ddec4b6f4aab928826ad0ad18e2b32ca4d11bd2b8f8f8c8a32b243b3a02","id":67409,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025462742733,"prev":null,"subject":"x402_bazaar:https://api.x402node.dev/finance/forex","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x77445d2260239ea131a4e95867f5ff12c42001bd995c4f517fc1d7a6bd251276
2. 0xd842dbb8da26649428177ed64b7a75243e70e7b0e2ee03f3e96cca5a066f3b43
3. 0xf75c713bcd680ce19ffb60a6f7a685cff77ee20c1ecbb38d12ff264ebd1cc35a
4. 0x9eb901196bb0e5aa2ae99d4cce0d6118d9606668876224780e97c9cc535ee7c1
5. 0xcd5a84a635b6617b652f1dd3df97bd8507e386adefe8703ac70e9509c81a8d2a
6. 0x4bca9b89cde68f2bade7a9999249479504595c877f98637eb0cb55318ddd6f00
7. 0x18c52690d0c4bca30231ba58b912dbc5d10ca6ec31ce640985cbcd314f7138ac
8. 0xd3bae5313ab3d2bd4d51bb9ec0008e3d62ed5381a51bbceb5dd0d65c62c566f8
9. 0xa60cb04f271a4bf19685fb57224cee257668e691285287d8827f8ab8edfb9129
10. 0xb543a7014a7da7ab1677250ea2e4cf5246b237487bd67575741c51bad8f72af0
11. 0x2b0f6f9a9d5201404fd0cd99316c4ea1c2b3853278de26cb244fc2433c8b6831
12. 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae