Evidence row 1532231

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": 1,
      "l30DaysUniquePayers": 1,
      "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":"72c24a890a5a064bbd50c23203d98ebddb12e7723b2a768846e2f36817984baa","id":1532231,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793473475083162,"prev":1283969,"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 2026-10-31 (246033 rows).

1. 0x8ed9f8ee5bd6df445ddfc4c20200d2944cedc3895158d51c79cfbf156fa10e5a
2. 0x255a6d3ff329e37028f9e2db032e6dab1bae3b8e34701638a4d0765e86271c04
3. 0x08b5a708e897fc597ea94a6ebd5d6a1594ffe149555b4db88af2790b08514edc
4. 0x67e1aaec95fd760a938fbbbac9ebacba8160a0e377b0f02cc9a6222313ff8b20
5. 0x2261db4423194ff3300f5da58b031ba112eeabab21c59c12367160bf8ddb3355
6. 0x861e059d0c464540a9f13446511d704815699b7e29fa998ce488ff548d427270
7. 0x4c6c4ca0b652282070ceda535c49410eb8f1b7da5fd5ae3a4b3db8977616e457
8. 0x262af444720aba6fe1f999b83547c59cfce37b6611bfc74d796c6ed9dc490664
9. 0x5ce807de602a4ce22e518a8a3302f06a36846987b5a69eaedf6e36decab44b4a
10. 0xc814259757da2fb62befe86b3158d62af5390b77416658d6ef987d92836fde18
11. 0x074100631f3869f9accd0a568df971d4f9bb56b1e88fb05df268aa0ae60971ab
12. 0xb35427049c0ec0bf3388909156a8b2405fc397caca5c71b5d546f289490e602e
13. 0x473240d96a907ad7172b60dd64bc6ec1ec3c974fbda5be4acc25be00ea94115f
14. 0x53cec9a253425d115917fd16acdf0d80665ab0944593859ce1e8b491b9693e2f
15. 0x91bc1c2b25f148b9b56bf377304983d0f2e68d0d8c3f65c9aaa8adb083331d11
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0