Evidence row 555249

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/crypto/price/etc/usd/etc-usd"
    ]
  ],
  "name": "api.x402node.dev/crypto/price/etc/usd/etc-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": "Live ETC to USD price (Ethereum Classic / US Dollar). Zero-param: GET returns current price. 以太经典美元实时价格行情。イーサリアムクラシック/米ドル 価格。Precio Ethereum Classic dólar. 이더리움클래식 달러 시세. etc usd, etc-usd, ETC price. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:48:20.549Z",
    "quality": {
      "l30DaysTotalCalls": 7,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-27T09:48:20.394Z"
    },
    "resource": "https://api.x402node.dev/crypto/price/etc/usd/etc-usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live ETC to USD price (Ethereum Classic / US Dollar). Zero-param: GET returns current price. 以太经典美元实时价格行情。イーサリアムクラシック/米ドル 価格。Precio Ethereum Classic dólar. 이더리움클래식 달러 시세. etc usd, etc-usd, ETC price. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"7a0a3ade438bf0bc9d6beec441a02253fb664a1d17e7aad901512ffc480a098a","id":555249,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133783491141,"prev":456334,"subject":"x402_bazaar:https://api.x402node.dev/crypto/price/etc/usd/etc-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. 0x38ca11feabd99b99c1b3fa13d52be3a1375ff526db4f1d11db953c56de9036d3
2. 0xe7994b0e3a6ca0abeb97961214709b49967918226d33d9151ace2954a635e27e
3. 0x7f0e2b6ca5ccf274a789318c053f5fc6dc12326cffc3bbd859f7873b24eae3d0
4. 0x07821f6ac0fc267ce810c62f052a56236fc30131d0f6b8fb2a716da24d7a553e
5. 0x624f77e951734aa6d5300412e7853766a51f317ab415ddd86464391d05d17dad
6. 0x11882f2def5ba7070100233922d1b65d679145458889e872888e2d309ba488c6
7. 0xc604dbc5c541f9e004026c79c810f635f3d39092d80cc68994b8049049cdb50c
8. 0xb022672e66e3138f450c3fc2527d28da5be2ac86e95b38b2271e1f2ae8b87876
9. 0x5dc8d020f99b3f25408dd55bbfc26f7f16c762f0d15ebd72d70a0086ce9e7915
10. 0x6ace68dcf5febf3ad3239cdefaaa6b59fe26b96ddf69f3f10291867f475ec00f
11. 0xa68b83bee31b674e2a75c182ac7153fa7260e48329b079cb30f4c3ff78a7ebff
12. 0x5ad46fa78d79ba6d76c322cad1bc48cbf0c26dc875ba94214d44c9d3c0b36673
13. 0x5a6a2d80130a2a2e783e8f8096057d594b53c7bc148344100f2c40afa809745f
14. 0x42784d9809d120654630ee1b254a1dd90a2bbd3024aa180f1a59bbf53e9316e4
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4