Evidence row 71550

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/evm/erc20-balance"
    ]
  ],
  "name": "ERC-20 Token Balance",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Balance of any ERC-20 token (contract address, or USDC/USDT/DAI by symbol) for a wallet or ENS name on Ethereum, Base, Arbitrum, Optimism or Polygon: raw and decimal-adjusted amount, symbol and decimals; up to 20 tokens per call. Use before transfers, swaps or payments.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "vitalik.eth",
              "chain": "ethereum",
              "tokens": "USDC,DAI"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "balances": [
                {
                  "balance": 37.192124,
                  "balance_raw": "37192124",
                  "decimals": 6,
                  "symbol": "USDC",
                  "token": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
                },
                {
                  "balance": 14.372082162212,
                  "balance_raw": "14372082162212001768",
                  "decimals": 18,
                  "symbol": "DAI",
                  "token": "0x6B175474E89094C44Da98b954EedeAC495271d0F"
                }
              ],
              "chain": "ethereum"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Wallet address or ENS name",
                      "type": "string"
                    },
                    "chain": {
                      "description": "ethereum, base, arbitrum, optimism or polygon",
                      "type": "string"
                    },
                    "tokens": {
                      "description": "Comma-separated token addresses or USDC/USDT/DAI",
                      "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": "2026-10-25T03:30:43.655Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T03:30:43.453Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/evm/erc20-balance",
    "serviceName": "ERC-20 Token Balance",
    "tags": [
      "evm",
      "erc20",
      "balance",
      "wallet",
      "tokens"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Balance of any ERC-20 token (contract address, or USDC/USDT/DAI by symbol) for a wallet or ENS name on Ethereum, Base, Arbitrum, Optimism or Polygon: raw and decimal-adjusted amount, symbol and decimals; up to 20 tokens per call. Use before transfers, swaps or payments."
}

What the leaf hashes

{"body":"a2b2f2a5f1c047de0eda932194d8c2703d60e0f22b3680ff0f23e48402e2cc10","id":71550,"kind":"listing","method":"baseline/1","observed_us":1793025482927858,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/evm/erc20-balance","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xecc263b9945670a2237a526ad9af87645efdc42a727aeb395ff7b6756d2519ca
2. 0xa88dc8205bd9b6aafb6b9eec9333e01bb063c95dc2c21936a48af34c98b34fc1
3. 0x1f21d1bf702d7d6a0b2e286a2aceac689b90faf323d2177cceae6f468096e9e5
4. 0xafc14e25ec8b3ad662fa387fd067d37a44727dc535f1d03cd210f11bc0026f71
5. 0x8d2397f9d616b30b3f057efb477a2e2d227b8259f5f6f56b46c9573bd556e69c
6. 0xd998b83d1e143cb965cfb0fa2eff8c7031515ad339c60c045a95256da2e08c54
7. 0xaa117069db819922495770dae62e672b811be90ff767a0473e79d3bbe12fdb81
8. 0x61cae79649e2e450b57a0e35b9b52743c9f0a6b129c8b9501744668f6360fa8d
9. 0x6fcb07a579951913045f28631e521704a8c1446a794b8829c6567055bdd388bf
10. 0xbd0fe1f0b167ff665b9719ad8dc002f05cde40b88825cbbc513241eb8e47063c
11. 0x94e3a06f6e015a8e8a8a7e2c73991edf3f9ceb9ff83b85412d31c39f3e9bc8c1
12. 0x4bac6365a3676c613d57c80f4d4f617e583205074db24f3dec4d2ed4939a26e6
13. 0xec98ca25cb12ffed7c3e1373971719ce414ee6deecd1e7724b2979e2c356d99f
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae