Evidence row 283916

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/forex/convert/chf/usd/chf-usd"
    ]
  ],
  "name": "api.x402node.dev/forex/convert/chf/usd/chf-usd",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "4000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Convert CHF to USD at live rate. Pass ?amount=100 for value in US Dollar. 瑞士法郎兑换美元换算。スイスフランを米ドルに換算。Convertir franco suizo a dólar. 스위스 프랑를 달러로 환전. chf to usd convert. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "amount": "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": {
                    "amount": {
                      "description": "要换算的金额，如 ?amount=100",
                      "type": "string"
                    }
                  },
                  "required": [
                    "amount"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T16:36:48.603Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T16:36:48.371Z"
    },
    "resource": "https://api.x402node.dev/forex/convert/chf/usd/chf-usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert CHF to USD at live rate. Pass ?amount=100 for value in US Dollar. 瑞士法郎兑换美元换算。スイスフランを米ドルに換算。Convertir franco suizo a dólar. 스위스 프랑를 달러로 환전. chf to usd convert. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"54b4af2da7be5a1a651cfb5d9fa1ac609cc1db774dbce863f520cd23af6aa98d","id":283916,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793043149822948,"prev":266024,"subject":"x402_bazaar:https://api.x402node.dev/forex/convert/chf/usd/chf-usd","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. 0xf9f278a9f8e1a81b8629a1963eba1d025d73393bbab75b30b31e5fa6620ccef5
2. 0x0f82643e91b915bfa0ffe99b96bd60f51f8c31e75c61a9bf0360372042d1b185
3. 0xbf9cb5d42c1e3b9a731fd5b31d550ddb0e41f9801df0de0f9e2b4ffa76686336
4. 0x926b56c96117420378fccbe65bea630b0e18fc03de56f3b6558eb7505dc569b6
5. 0xffc2aa3940b2ad9d96b62691fa123b4fefd015898efa8eb52bff90ad1445c1db
6. 0x17f6b85536b8f53485e9e80ce105ea744a0cd34d850cca09013c33191f276fd3
7. 0xbe9fd3363e6188ecb713a9aaaa95e66449fd33664534c901827394f4f07e6107
8. 0x1c93746813c075e20c690da1843710b01dc821d251a3a9f61aa35cfe49f9e076
9. 0xde9460f38251cf9d9321dae92e4ed8994dca62fca9e7eede64bf8c45ee8d5b1e
10. 0x539ff7502919607fcda1d67de64d7acfca10d00be2f44b1ae5c38d6d4d122763
11. 0xacf2bf89327756cda11b6915c35395a33fba4f7cdd91adfd8c5f45018f6ddfe8
12. 0x08d20884523152a869ac5da32efc7de7b28316f6e9c2a28242f5ea9da742852f
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae