Evidence row 548430

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/forex/convert/usd/cny/usd-cny"
    ]
  ],
  "name": "api.x402node.dev/forex/convert/usd/cny/usd-cny",
  "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 USD to CNY at live rate. Pass ?amount=100 for value in Chinese Yuan. 美元兑换人民币换算。米ドルを人民元に換算。Convertir dólar a yuan. 달러를 위안로 환전. usd to cny 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": "2026-10-27T07:10:27.977Z",
    "quality": {
      "l30DaysTotalCalls": 106,
      "l30DaysUniquePayers": 22,
      "lastCalledAt": "2026-10-27T07:10:27.845Z"
    },
    "resource": "https://api.x402node.dev/forex/convert/usd/cny/usd-cny",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert USD to CNY at live rate. Pass ?amount=100 for value in Chinese Yuan. 美元兑换人民币换算。米ドルを人民元に換算。Convertir dólar a yuan. 달러를 위안로 환전. usd to cny convert. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"061e2e5c53019dedf449ed0be605951a1486a457e9a1bb5ca3f6a85d5851eaf0","id":548430,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133304918884,"prev":426804,"subject":"x402_bazaar:https://api.x402node.dev/forex/convert/usd/cny/usd-cny","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xfb5b257a982596c597124ab7aed69550b345ffb67d657e729265412891c05166
2. 0xce1ac73d9e00f100b2141dff8c00afc759aa769137ea9ca2b743489b129c79a1
3. 0x637c138ce3cdaf14d4d792d0f4b748dd4747bc4a64617d96afacf7bcea82898f
4. 0x69c7516cedaf6f7ce8e31e7a55b4ea9aee9d28a52095bae37fc67b5e12765f6d
5. 0x5e4c25cf92e68b9337b68b1b4bcd0ff0fd79c7a7f52ec060c58011766d727760
6. 0xb08e3d2a0d400795a49d64d136df254cf126f7bdfde71b8231bc540371a61c23
7. 0x1713269c1efcd7938b2a622ab1a3d985922acbbfb4dc9c4cc1ce65e584daab18
8. 0xe1698713d2de889f10baf87d7317d83759b69ae1e48cc381e24611ecec688f2f
9. 0x0bc87b6ac12c2c453d219ba51ccca2789e3f7c2cb261745088b5b77d9f6acf47
10. 0xa9eb5a3f93c4c5cc58e695fc0b63850b309216043bb0b2b8898c36547499e327
11. 0xcefdb19b0b337beca00b9fd7a48a1f5a4460d9248ad35867cf96e844d9dc0897
12. 0xf4dd076e6efbd5ea0ecb7bbba37a353ed1d340e9d41fd6bbc5f05edbb05ca1cf
13. 0xf24b37f8ac293f5328e3e6b28cf868989fe99debf025c153c0d9a1698e846e25
14. 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
15. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4