Evidence row 453271

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/finance/convert"
    ]
  ],
  "name": "api.x402node.dev/finance/convert",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Convert an amount between currencies at current ECB rate. Returns input amount, target amount, rate, date. Use ?amount=100 and from=USD and to=EUR. Built for AI agents quoting prices in multiple currencies. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "amount": "string",
              "from": "string",
              "to": "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": "Amount (optional)",
                      "type": "string"
                    },
                    "from": {
                      "description": "Source format (required)",
                      "type": "string"
                    },
                    "to": {
                      "description": "Target format (required)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "from",
                    "to"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T08:04:19.705Z",
    "quality": {
      "l30DaysTotalCalls": 116,
      "l30DaysUniquePayers": 20,
      "lastCalledAt": "2026-10-27T06:46:21.726Z"
    },
    "resource": "https://api.x402node.dev/finance/convert",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Convert an amount between currencies at current ECB rate. Returns input amount, target amount, rate, date. Use ?amount=100 and from=USD and to=EUR. Built for AI agents quoting prices in multiple currencies. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"13a41d218df39737e15fee657458108ba4a611bb7dfe6ffe4ccd18a7b230f4c8","id":453271,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100613091606,"prev":426812,"subject":"x402_bazaar:https://api.x402node.dev/finance/convert","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. 0x7480967f481942da40445b31ff27eb0a93a43fe43b50c52ebcf27bf16b8cc299
2. 0x1b4f4ee4a246cb519b9eb75ac52f6b9016497d54323289728d5bbdf5454ea500
3. 0xe7c583313f952c66427e3991212e9fd62c182d0f076a0ad2be1e34602b0a3711
4. 0xc9886df5a2ad31cc42840bfa20f4c7f10e93a399119842282d9c921eb7fb71c9
5. 0x1cd2ffb41163629cec10437b33bcd1965ce8ae542b8f215914b5a7addd33a171
6. 0xf397373e3bbcf4f58e43b0fe248f53424f5b9b4be5933db71c77a8b00750c451
7. 0xebbd36b58145ebfd9b8b240cde9d71359488379061edc066109482ef4aced70e
8. 0x56beb097a71f742af4ddd45dcb0b218b1bd0fae50a6e69022bb07dabaf4c9b8b
9. 0x1e233cb2a94e858d68184f213f3ffd82ad65d52a9e1fdab172c98f505e5e89ff
10. 0x9493aba2492f75151d57e31ffc8db1954a6902dab8a752b7a4b6973dbb3cf815
11. 0xbadb694e30e3b4990c80e04bb35fb64efec74cc8e401fd0ef8cb0e7b20c88505
12. 0x58a1b7d7965722efb70d69acfb10b39e77f817864b8d4b4069d33ff29884a3bd
13. 0x4094bd5bc2ab60e4518d1ee8a13455a69d7484ea62ecdca2618d0f39d3403503
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4