Evidence row 452856

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://vendsdk.com/api/v/redirect-trace"
    ]
  ],
  "name": "vendsdk.com/api/v/redirect-trace",
  "owner_address": "0xc648116b5debe4af7d78838aa468d07e0a9ab697",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xc648116b5deBE4AF7D78838AA468d07e0A9Ab697",
        "scheme": "exact"
      }
    ],
    "description": "Follow a public redirect chain with per-hop HTTP status (SSRF-safe) for security agents",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {},
            "queryParams": {
              "url": "https://httpbin.org/redirect/1"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "final_status": 200,
              "hop_count": 2,
              "ok": true,
              "service": "redirect-trace"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v/redirect-trace",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "type": "object"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "max_hops": {
                      "description": "1–10, default 10",
                      "type": "string"
                    },
                    "url": {
                      "description": "Starting https:// URL",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "final_status": {
                      "type": "number"
                    },
                    "hop_count": {
                      "type": "number"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "service": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:14:58.164Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-11T04:31:03.618Z"
    },
    "resource": "https://vendsdk.com/api/v/redirect-trace",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Follow a public redirect chain with per-hop HTTP status (SSRF-safe) for security agents"
}

What the leaf hashes

{"body":"15e0d97621f6aa46d847214f045ff187a0e41f65c5a9e5dec041764f6dd27d58","id":452856,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100574703128,"prev":123780,"subject":"x402_bazaar:https://vendsdk.com/api/v/redirect-trace","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. 0x9af169cfdac0e118c4319df2783ccaf74162f64f98c637d4ef3d5de55a9c4fce
2. 0x4e4207c22a7a9ce6a969f6d035c37133693f522a6d37d01bb50f430a536892b4
3. 0x29dad396b8a67712f417490ec2822f52ee8ac15fe7d16326b2a237709fd68ddd
4. 0x134699ba40d6f977a686782d9c54818a4dbdc7579636ed0c82264247801934a4
5. 0xa1d164960354d92267b243c7f52d55a6a3cfc2284b13312a9d5a056f8d5ac0b7
6. 0xb03f8fcd62a9239fdb863d63c8798134e4a0764b8d706e1a28a489da8a03da83
7. 0x76c90d3a435325ab83ee66e4c0acfac038ebf59e4efbc0f1c2bdb938fc117448
8. 0xd4d02383dc4c6e29c67376f28eec16943c4ff5a74b3526facc85d8baff6c3fad
9. 0xa1996c97ac75df3e5d693d04d65bd17912dd5a6256c8b212b51d658b8018a965
10. 0xcc66d413df4ff19b8da12794f339b0a2d8a83f214b828b441f6511aef53a2b0d
11. 0x45eb84ef7edaba53d2691240e1a51a75999ececafd444acbad8a99f54c7dd449
12. 0xaf993fe1020a8b1831a83a3f25a47d44065b1a3db518b49690cdf7bb3a275984
13. 0xe8a6f20810396abd4baf9472081cda6d396bc7cf52a77bffdd9f33b41c62adcc
14. 0xb37e6165108af3c1962db6b76953aee5ee86201747a07444ad2760bf2d5dca23
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4