Evidence row 1283969

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/crypto/convert/usdc/usd/usdc-usd"
    ]
  ],
  "name": "api.x402node.dev/crypto/convert/usdc/usd/usdc-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 USDC to USD at live price. Pass ?amount=1 for value in US Dollar. USDC稳定币兑换美元换算。USDコインを米ドルに換算。Convertir USD Coin a dólar. USD코인를 달러로 환전. usdc to usd, USD Coin 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": "要换算的数量，如 ?amount=1",
                      "type": "string"
                    }
                  },
                  "required": [
                    "amount"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T06:13:30.487Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:13:30.321Z"
    },
    "resource": "https://api.x402node.dev/crypto/convert/usdc/usd/usdc-usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert USDC to USD at live price. Pass ?amount=1 for value in US Dollar. USDC稳定币兑换美元换算。USDコインを米ドルに換算。Convertir USD Coin a dólar. USD코인를 달러로 환전. usdc to usd, USD Coin convert. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"08f4175628347559924ee2060e2a0bffb1aae399c34cd70ebb9b8841fe99db03","id":1283969,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793386216054574,"prev":70366,"subject":"x402_bazaar:https://api.x402node.dev/crypto/convert/usdc/usd/usdc-usd","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x05033979d069f31bd7e374c7e8d3ef76c887f121454275510c71ee91500ec803
2. 0x840d761c3c21da1adcc5ab5a97289711932357ff9d1c444212246029a434a453
3. 0xdb3197f1560c767626cdb018eba0a21e71d22220be697c60ef33baf601daa45d
4. 0xdc6010e05fefbb4211de43826e03ee8acf435411a9eb6eedd538627a990d757c
5. 0x0b63d637606855dfd738ebaca167a4ee1fc3d861332c2c0d0e8196c79c4b0c45
6. 0x03d2c00d85dc5304c0876f51c661dade1e819877910ccb6922d75f9c4436cc80
7. 0xc1bf6cc961996f44805ef2e8cdb17baf39a3d5556c0e19feebfaf21d2b34c6b8
8. 0xcba0ce00a30f8b719b668abee29b3026aed7f88ec933734b7fb85688ebc3c914
9. 0x07f734109394c87bb9062624e53cb38d4ce1d538ea5f0d47b7baf74e4da45566
10. 0x3fa70884644fab5bbe6933a1e9492263bab78039fefce99f8428706ef1308b6c
11. 0x0f8fc28d693d68f9b35611b6ac0fff77345b25013aae5f12a6e1950c53ba5950
12. 0x4588a56123dd48dd025eb0cba6684201f8e98429c9b6b7d1cbe4920b3fc8e8b3
13. 0x287d3fb38960cf3c4d3356b0e6240c982ffcd471f4e9b7f7d550363c3483d375
14. 0xa0c9900ba7512d3a576c15bf6cc53f55a0645d9bf9b4e2e4c1760d00af98e761
15. 0x2b7a05865245feaf40ea40b73e02d86357af2dcbac9c7b992f1420f5eaa15246
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861