Evidence row 1260463

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/balance"
    ]
  ],
  "name": "EVM native balance",
  "owner_address": "0xc210ea7d5692a6401adf25bbcb7acde9cdb7e9ff",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
        "scheme": "exact"
      }
    ],
    "description": "Use when an agent has to decide whether a wallet can pay before building a transaction: the native coin balance (ETH, MATIC...) of any address on Base, Ethereum, Polygon, Arbitrum or Optimism, returned both as wei (exact integer string) and as ether, with the chain it was read on. Do not use for token balances (/v1/evm/erc20-balance) or for a whole-wallet view (/v1/evm/portfolio). Flat price, no rate limits, no API key, no account.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "chain": "base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xd8dA...",
              "chain": "eip155:8453",
              "ether": 1.23456789,
              "wei": "1234567890"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "0x-prefixed address to look up.",
                      "type": "string"
                    },
                    "chain": {
                      "description": "base | ethereum | polygon | arbitrum | optimism. Defaults to base.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-30T12:42:07.1Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-30T12:42:03.861Z"
    },
    "resource": "https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/balance",
    "serviceName": "EVM native balance",
    "tags": [
      "wallet balance",
      "native balance",
      "balance",
      "eth balance",
      "evm"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use when an agent has to decide whether a wallet can pay before building a transaction: the native coin balance (ETH, MATIC...) of any address on Base, Ethereum, Polygon, Arbitrum or Optimism, returned both as wei (exact integer string) and as ether, with the chain it was read on. Do not use for token balances (/v1/evm/erc20-balance) or for a whole-wallet view (/v1/evm/portfolio). Flat price, no rate limits, no API key, no account."
}

What the leaf hashes

{"body":"b8c4218337bf3a86f64d24d268ce96657240a3176f6ba0603d470e46423fdc5c","id":1260463,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385474968329,"prev":75352,"subject":"x402_bazaar:https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/balance","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. 0xbe539299f59573960d72fce3505e83fe6e3405541fdfd7af3240bcb6d47238e8
2. 0xa8e3632f79506b9f11e850e247028f360163f853c0a0eb89ec2135c611fdd815
3. 0x2a5d66e036ffa8236440f0888ee5ce85ab667875c5647324a48a65c173f846e6
4. 0x4a6338a2db37df45591749757be54436e5180b621b90931d0cb3774907b6491d
5. 0xfc502e6b14a67451dbc96dc7b25bd3a00f77192374bebf54e3b70219af50e08c
6. 0x0d957ef73b7b1cc9aefb033a281ded59b4ef16db88574fc4cdb90febcfa151c0
7. 0x7993aec31e0b536d1ac24f4283ee55c1874eeb35db71ad31b80a26b043200e61
8. 0x2b40b39312690bd9fde06dc0a70b5ee267ffbd502f9f249829fc1c8cbca0ccd2
9. 0x0cbad9430fcacc6d4916e972ca98ab9b58fc3313048dd3cce9ce2846f14dbfc1
10. 0x31d7aafaff2b157cd986d6782f253eea3e9b92240501ad4767af116e3ea92c72
11. 0x3b4091080e80a608d97395e8ac8fef2ca9472ca42c9e71709d71e6837b50601a
12. 0x57fceab70f7ebf4cc21c64e8b15bd9836e9708ee682ca03cdf5f32afb6399a35
13. 0x0fe1386407f8ba162c04ac3fa7c25f73252796af4cb5a8f2d8f2ec65dc450f79
14. 0x342f35813d736e85ba1881bcb69ecc7b4b96d68e557b8417f1f4ec705ab16ab6
15. 0x9fb4eebd924fd42d4eb61d55691812de0db9242fc9c0dabb65c4054447246797
16. 0x0c59b8770d2782eb535aefbb9b2f6810bab4757f51b37e00f5147713a1de9481
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861