Evidence row 72080

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ca-tax-api-mainnet.lxtap.workers.dev/optimism/balances"
    ]
  ],
  "name": "OP Mainnet Onchain Data",
  "owner_address": "0x2ecb9e1fcca7a62758c679f11bc3241466d181d8",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2ECB9E1fcca7A62758c679F11bC3241466d181d8",
        "scheme": "exact"
      }
    ],
    "description": "Native ETH balance of a OP Mainnet wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from OP Mainnet.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "tokens": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85,0x4200000000000000000000000000000000000042"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "chain": "optimism",
              "nativeBalance": "0.181079591875347535",
              "nativeSymbol": "ETH",
              "tokens": [
                {
                  "balance": "24.433911",
                  "decimals": 6,
                  "raw": "24433911",
                  "symbol": "USDC",
                  "token": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85"
                },
                {
                  "balance": "1",
                  "decimals": 18,
                  "raw": "1000000000000000000",
                  "symbol": "OP",
                  "token": "0x4200000000000000000000000000000000000042"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "address": {
                      "description": "Wallet address on OP Mainnet",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "tokens": {
                      "description": "Comma-separated ERC-20 contract addresses on OP Mainnet, up to 20",
                      "pattern": "^(0x[0-9a-fA-F]{40})(,0x[0-9a-fA-F]{40}){0,19}$",
                      "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": "2026-10-23T09:01:11.344Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T09:01:11.186Z"
    },
    "resource": "https://ca-tax-api-mainnet.lxtap.workers.dev/optimism/balances",
    "serviceName": "OP Mainnet Onchain Data",
    "tags": [
      "optimism",
      "onchain",
      "erc20",
      "token",
      "wallet"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Native ETH balance of a OP Mainnet wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from OP Mainnet."
}

What the leaf hashes

{"body":"5e5736eafde622033f062d0c141635964e397f7a9c62c9f42161865edffc3b9d","id":72080,"kind":"listing","method":"baseline/1","observed_us":1793025485325722,"prev":null,"subject":"x402_bazaar:https://ca-tax-api-mainnet.lxtap.workers.dev/optimism/balances","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. 0xda58f297dfea308b2640f0df8f8539c189e4380e9e71f7f5624a89c80a3c1743
2. 0xa8bd4aaeb0ea2534d21f60f0092a22bb162cde0554b27de9a5c5587bb7bbf226
3. 0x7139282be70369ba181927920a66cdf38bc9cfa2579de28efd1c3b7bbc81a625
4. 0xeab1de870cee4af0f6591c6dd7d4bf3320f8f235dab318c4f782b7ab5e99a5ef
5. 0xae6bbb709e75e33b92b8b9c9dbaaf6a248b412c47346961ccff546f5ae1c61b1
6. 0x78023e7e216db22225cee1b0a1e9847173f90ce7e225a76a8af139d1bc47c91e
7. 0xc519aea385b5ab0b81a34536e68f5c616e62a67b6d02cf6e146dc58b77bd1464
8. 0x99549223eee76e73c55d51cc7bd22a8e39053c56ba2f6696cf0fc04978992cc8
9. 0xae89001d4c97903889c766d60bd3b25eacd7fe5746ffb5b7bb83691a15ce2888
10. 0x429b947d002ce61e52aff09d50ec7bad28ee2fc33fd637320eaaa2d4d00b0f3d
11. 0x29700235b227055ce880d43e14eac146f6698beb898c5815b2dace9d29cb0d8c
12. 0x3704bc5ad033a79977899a5ead894cf50c0b8c8432c020959cefe2af561eb5ee
13. 0xcd9e3af1fa905ec61b99ee9442716d7c7a439aecacd018ec229a24def1cabf6b
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae