Evidence row 453245

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": "2026-10-27T04:41:49.27Z"
    },
    "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":"fe8e24c2cb977ec2cdb4db210d781b00f30c4ab4d3dae554d876e1e1dbd24db5","id":453245,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100611234352,"prev":426798,"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. 0xcb28f588f93d3431bbda284a3a070d24b2569585a2c5e7dcb7d78cf5eb6bb588
2. 0xbb0bd1dcdcfaa5e5ff853be54f84733c75f226adef825b113435a821c063ac06
3. 0x8fbfe25a0c04064005ec8f9a713a1712d32655c201d1694c00fe59a5adeedb15
4. 0x6f1fd8a108e9265b2abfecd1660768fb030a77d5a2198c781e078fdf6c0531c6
5. 0x9a8e0af8bc5b487d3977e8ebeaacc59f334b7b4802bb8e59351ba01b819c7f0d
6. 0xdbe43ddef8c1b55a58b3655896dcd869d0c9d54ff496164c97a7af4213b62600
7. 0x7b108a4402d8e88abdbe9cbee973a50a3696d4aa4052ee624c226d1aef74630e
8. 0x18d41b4b1c35a227bba58548b3344a8e6924d05abd769ad17f8c1cc43b5ec2ff
9. 0x82010e64a7158aa44b3092534c3455a195fb8dde6239a57fed2946c54cfc2fae
10. 0x5d474dbd48c9c0892209bdbe900f82ac004a9acdaec1f61fadcad5115a3a2ca1
11. 0x95fd8dbb624ecc6822c359ba43d046675a49c3d9c33da7908f9d847fea4eb0f8
12. 0x7142f07ffeddbd14ceabecb9ab27a468e9ab58a2fca5472c5c6a93f3e98f173e
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4