Evidence row 123772

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://vendsdk.com/api/v/dns-resolve"
    ]
  ],
  "name": "vendsdk.com/api/v/dns-resolve",
  "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": "Resolve A and AAAA records for a public hostname via DNS-over-HTTPS (60s cache)",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {},
            "queryParams": {
              "host": "example.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "a": [
                "93.184.216.34"
              ],
              "aaaa": [],
              "host": "example.com",
              "ok": true,
              "service": "dns-resolve",
              "source": "doh"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v/dns-resolve",
        "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": {
                    "host": {
                      "description": "Hostname e.g. example.com",
                      "type": "string"
                    }
                  },
                  "required": [
                    "host"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "a": {
                      "type": "array"
                    },
                    "aaaa": {
                      "type": "array"
                    },
                    "host": {
                      "type": "string"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "service": {
                      "type": "string"
                    },
                    "source": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-21T04:06:28.888Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-21T04:06:28.676Z"
    },
    "resource": "https://vendsdk.com/api/v/dns-resolve",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Resolve A and AAAA records for a public hostname via DNS-over-HTTPS (60s cache)"
}

What the leaf hashes

{"body":"3509273e88408e63789aba6ef2ffef35cdb03d3a8249a49a7f7bd4dacc9c5209","id":123772,"kind":"listing","method":"baseline/1","observed_us":1793025623698930,"prev":null,"subject":"x402_bazaar:https://vendsdk.com/api/v/dns-resolve","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. 0x0d0c43276a12c48632786cfcfc56204b902f2bdac0ec83b315219b35c67cf711
2. 0xba21beb2287763c9e9a3f79e22897019e92970fe0c72e99e7601237b559aed45
3. 0x92bf41025bf73a5677c8ebc9697046a2ecfb2469d77cea9a62688aa020757d6b
4. 0xfd86e2991d2fea05baa9726082e338dd08998a35c4745603d237782c049d76e5
5. 0xe5779251b9920350c85b45e2c59b539365a2d1be5fcff9477d4d339332053b6a
6. 0xad65cb4365276d604a59d2e90c6b84cd04a0fecf97499d393f2107ef2e47a865
7. 0x918e592d9c5adb286002bd5dad0413ea5b7e3f991aad534bc63a051dc97774dc
8. 0x2022ce6952630b7e94bfe7d623e95ebb5aec7b158cf8c97aa5bebac1313e4e8b
9. 0x5e1a3aef10dac9eae11675ae26e350165e9c6aa5619c1cd34dcab2a806ec5785
10. 0x7df9268e3c799b09f6f61ac8a493750625b19546a343d4f6c00812722a4e4de6
11. 0x1dd760089997f06dc5264f791d622a6e7eaf78f6daa715333a752d033cdb2e03
12. 0x362683225b724b8d2d652a95968c57a6f4199ed4f2ad60900fc3603492f17520
13. 0x5aefcf9e3d86e125861c0d490079969110eea8fc901ec61531bba10bb58258a1
14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae