Evidence row 52031

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.probekit.dev/v1/dns/lookup"
    ]
  ],
  "name": "ProbeKit",
  "owner_address": "0x5be2be9f95549a2d69951d24a2b3901d1df1bc05",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5bE2bE9f95549A2D69951d24A2B3901D1df1Bc05",
        "scheme": "exact"
      }
    ],
    "description": "Resolve chosen DNS record types (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV) for a name through public resolvers, with TTL, observation time and the resolver that answered. Use when an agent needs the current public DNS answer for a name, for example to confirm that a record change is visible or to read a TXT verification record.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "name": "example.com",
              "types": [
                "A",
                "MX"
              ]
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "name": {
                      "examples": [
                        "_dmarc.example.com"
                      ],
                      "maxLength": 1024,
                      "minLength": 1,
                      "title": "Name",
                      "type": "string"
                    },
                    "types": {
                      "default": [
                        "A"
                      ],
                      "items": {
                        "enum": [
                          "A",
                          "AAAA",
                          "CNAME",
                          "MX",
                          "NS",
                          "TXT",
                          "SOA",
                          "CAA",
                          "SRV"
                        ],
                        "title": "RecordType",
                        "type": "string"
                      },
                      "maxItems": 9,
                      "minItems": 1,
                      "title": "Types",
                      "type": "array"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "title": "DnsLookupInput",
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T09:34:44.435Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-26T09:34:43.762Z"
    },
    "resource": "https://api.probekit.dev/v1/dns/lookup",
    "serviceName": "ProbeKit",
    "tags": [
      "dns",
      "lookup",
      "records",
      "ttl"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Resolve chosen DNS record types (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV) for a name through public resolvers, with TTL, observation time and the resolver that answered. Use when an agent needs the current public DNS answer for a name, for example to confirm that a record change is visible or to read a TXT verification record."
}

What the leaf hashes

{"body":"24865df22def72aeb45ea7787ea17064b637246c711052162013487f8e9a73ce","id":52031,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025418911260,"prev":null,"subject":"x402_bazaar:https://api.probekit.dev/v1/dns/lookup","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. 0x74808885225a579bac11961c670750d3dbb7c4e87ebc20abe1278c6ac869aa27
2. 0x66f1bd3c286d8e2e2be124e95fa1deb9a6bdeaab8061e43b7fd3c3d1980a5f38
3. 0xd79ffabfd8ec6b94736e87aed8990d5a39c2447f1acfadb8c06434afc00c2e7c
4. 0xd24edde14df05d4c37922a23eb52298d948c42936272888510a10e82e02602ec
5. 0x5c2a63af96dd18ff57bf96c36a6bfc0d31b8e8d589617d8c4e5efd6029a15ed1
6. 0x360d0666bd6c87593d027f5e904a1ebe02d33924c1e833113c26a40e0c8ffb3a
7. 0x6d7025555f2b770b767aaa22b3f9ce431e9cea2a7e51db798f16a4ac9e988d92
8. 0xd69741f9790df436661df4a665375e13611c31e3cacf6bb0d7fc3f771c523cec
9. 0x4536cb9b4ee0e281b6d6c4e8d838ad22d57a82596d7ecf105570e897d69cce29
10. 0xeeb27e00b2f1b77815fcef94bdfe05e33ce9324a8f8948c0770868e4d010c7b9
11. 0x9adfaac1e332051e6999b9b702c6d539c2d639f94fd57735f2ddd441a4b5230c
12. 0x3f193b47c78cf4e7b9e4988cd716854b0e1011e5fcbca161f5a885f1aa02857d
13. 0x06064dc1eb2363bec8c2a752e0a28aafc4bf0cb21d1b1b755821c1575bb77a96
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae