Evidence row 548410

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/forex/convert/cny/usd/cny-usd"
    ]
  ],
  "name": "api.x402node.dev/forex/convert/cny/usd/cny-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 CNY to USD at live rate. Pass ?amount=100 for value in US Dollar. 人民币兑换美元换算。人民元を米ドルに換算。Convertir yuan a dólar. 위안를 달러로 환전. cny 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": "2026-10-27T08:38:20.907Z",
    "quality": {
      "l30DaysTotalCalls": 111,
      "l30DaysUniquePayers": 23,
      "lastCalledAt": "2026-10-27T08:38:20.757Z"
    },
    "resource": "https://api.x402node.dev/forex/convert/cny/usd/cny-usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert CNY to USD at live rate. Pass ?amount=100 for value in US Dollar. 人民币兑换美元换算。人民元を米ドルに換算。Convertir yuan a dólar. 위안를 달러로 환전. cny to usd convert. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"8010360b29a3c974a3a12facec7a8cea826ad0363ab1026571fc1d86910f5e8c","id":548410,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133301197818,"prev":453245,"subject":"x402_bazaar:https://api.x402node.dev/forex/convert/cny/usd/cny-usd","subject_kind":"source_record"}

Proof

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

1. 0x59c5b2fd19b8cee46ac581332cfc3db0bccc728d774706f943bd4d92b6675966
2. 0x6fa29a583e093c0d72b43d4c27fa88054726f99df0fe45b7186ff8e9520179a8
3. 0x51f0be3a6be4ea874ed245e380f440a0d3869639fe53a43ec95515276097e781
4. 0x21899b8a981a0c90aa41bca69f3d0548c973ca30efd0434b99fa6fbdaf80b9c1
5. 0x2c8af45c13772c394a54a640a7cbc3ae99fd99f1c4655556ba8cfa74bdb35b4f
6. 0xd61693f65ac8fc80bebda631dcbf3744f86d467d1573817726f2ccbf281b429f
7. 0x98969169339f2125ab636c4d368992962250087aaaca79c284111ea84825de86
8. 0x17bd292da85cbf7b36d92867e8cd0d222313370a3d96ef5d66f5c30a1026c984
9. 0x80a06eb3b13c52be86f98af737118f424331fc9eef6218c298c6d61fbed1d778
10. 0xcd8fc222358beab19aa2727c9bdbde68de6a3a2cc6fd1b297011037afcd0f0f4
11. 0x5a36e7e6d5cf42671ca353a841c8b4f2fd6b364ce4d06ca7fb1164d94f39f815
12. 0x6f9c2e17fd073d07da42da76c8ca2f200b30027f0378b0d9628f8fac6f48cd16
13. 0x5b3213451efe1e2950dd287afaede00cc8a45dfd9721ef9b3d698bde1eeb9909
14. 0x674bc1173d39130be4d15bbfc7327f8a8af87eb251e54c8d4409c7e840b9e538
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4