Evidence row 1261520

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://blackhullsystems.com/verdict/x402"
    ]
  ],
  "name": "blackhull",
  "owner_address": "0x1c0b8053c3ba5b2ff6079c8437f0aa72d2be0b9e",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x1c0B8053c3Ba5b2FF6079c8437F0Aa72d2be0B9e",
        "scheme": "exact"
      }
    ],
    "description": "blackhull findings report on one x402 service, 2026-10-30",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://www.ax1.vc/api/dashboard/q-verdict/resource"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "findings": [
                {
                  "code": "CONCENTRATED_DEMAND",
                  "evidence": {
                    "hours_watched": 72,
                    "payments": 840,
                    "top_wallet_share": 0.61
                  },
                  "severity": "caution"
                }
              ],
              "grade": "CAUTION",
              "url": "https://www.ax1.vc/api/dashboard/q-verdict/resource"
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "const": "GET"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "the x402 resource URL to report on",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "const": "json"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-30T17:35:05.711Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-30T17:35:05.505Z"
    },
    "resource": "https://blackhullsystems.com/verdict/x402",
    "serviceName": "blackhull",
    "tags": [
      "agents",
      "x402",
      "reputation",
      "routing",
      "intel"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "blackhull findings report on one x402 service, 2026-10-30"
}

What the leaf hashes

{"body":"e4db894fc2096ec4b79443dfb534b04113a82dc2e0a20a6071065139633b2ab9","id":1261520,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385513157185,"prev":null,"subject":"x402_bazaar:https://blackhullsystems.com/verdict/x402","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. 0xfc68c19c0823ad06a56414a3cbb13333b3be26ad8b08cf4b7d2bba1d20823378
2. 0x2afbf50ac9d7a1bcc315f8d9c9a2a30363b3a9a79cc4271efc4d8f6569f75c38
3. 0xa7e945f4447280dbcc5439f8dea9979957f345dc1f73a653cad288f8996b487e
4. 0x6c8bd92f08fab7b172baf894fef509c4518083d7a7ad576b4e11010a8ae066a8
5. 0x8d7c1603445c796bcb458d114528f8e097eb0feccfb54bcf5a5478a3b9526ffe
6. 0x60ba559ca946fae59f5c801adc9eed4b360535508e355ba124b274601dd0b812
7. 0x60d27314771f9bfc8ff270648497b20d0cf1ebfdf4b7e70c417e2948dbc2c309
8. 0xe68b8324f8cc3f8fb2d1ffb99d8bc0e4d24cb4198da6df10a85544d9880ff61e
9. 0xda79d71ce5ca43215f5888b2bd92774fa94f41997266cb230eb3a7582e2f0924
10. 0x59551e0ef4a27a6b8b7c82e2bcedbb76837a7f257f22fa4a0b1f44df63a623e9
11. 0xb47a4f91cccf176df35c44da68cbfaca3a5070bf12a73a1f179db07e942ed965
12. 0x46187d2b159bfccec3c24ebc2f1e41e82133e3b171e192c1282c5434fa6d11d0
13. 0x79594d72fb70613c6a2b4c1ecd92ae15b13d4b81445a6a934b9b245d994a0bef
14. 0x030ea611a04a437f2c80577f6ab0971a98e22d40a72366c4d176ac9c95399553
15. 0x70547116135ca2b169483009739d1d461bcb7d178c352479612fae712aca3f88
16. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
17. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861