Evidence row 1531987

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/forex/convert/chf/usd/chf-usd"
    ]
  ],
  "name": "api.x402node.dev/forex/convert/chf/usd/chf-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 CHF to USD at live rate. Pass ?amount=100 for value in US Dollar. 瑞士法郎兑换美元换算。スイスフランを米ドルに換算。Convertir franco suizo a dólar. 스위스 프랑를 달러로 환전. chf 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": "2026-10-26T16:36:48.603Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-26T16:36:48.371Z"
    },
    "resource": "https://api.x402node.dev/forex/convert/chf/usd/chf-usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert CHF to USD at live rate. Pass ?amount=100 for value in US Dollar. 瑞士法郎兑换美元换算。スイスフランを米ドルに換算。Convertir franco suizo a dólar. 스위스 프랑를 달러로 환전. chf to usd convert. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"190aaa84b9104fa27a903e1736a8fc061f4ab43cfa04b440d031670750965aa0","id":1531987,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793473467996838,"prev":283916,"subject":"x402_bazaar:https://api.x402node.dev/forex/convert/chf/usd/chf-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. 0xb0c6a6b03d2411bcfbd5b88c2e3a352403e44acdeb620c2e4f6e2914d8ba3acf
2. 0xa3db41489523281d424f376ba61af604a2ab08f5de7f2dda046423fec375c229
3. 0x35b5cf588ada2a3f0a426c88fba8166448f9b89a6d01244dbb703819388fc1a4
4. 0x2e8b898480e2f711edccafebf51cda5c945ace2d3e788c9d7eff80f5a56fd373
5. 0x3d509b7b5f126a1f64e443cea6b6e79619b1e613e09b1a541dcdeec13d49e547
6. 0xc00bce1c3ce24641772766590c305e6efeae1ca54ffdf23fab410715adf71b43
7. 0xd8194e6690cf3ac444fb33a55a6228ad2fca3c1906703c76848e26ac5dd0d754
8. 0xff6caeb59a48a868da2cb0f78db0ef808e9c6613b810573e061aaeddea68323a
9. 0x1797b3eb44709ae7f0b2f528ad14ffbf53debcec5244a1bddc9f22f888637eb8
10. 0x00ca1900261f37109d5ab2f8c69adf155c227988845442d8c1be9221a3d11ba6
11. 0x5175c27fccd57b048fe1e9e36d928935dd052e6d524a29efb240e63701428546
12. 0x39efe32fa809f8d2b1396339e33d2ba1be4516cd5d8024633b0de45fcd3a7422
13. 0xb09440bf6646ff777d33f0f00bc9aa431a06af5faf5954642c917acff5aa3d78
14. 0x17b4d08af91ab833713ac6154ec68f498dbe032401780285c2ccdadad6ac27f1
15. 0x57afe240b626bf60f6af8c76404811e95ea5519f217fac382bd159177a8ec870
16. 0x2e1cd25ce4079da9bfa6219d7ffec992149add4cd7d5c5b2cfee9908c1c8a5dd
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0