Evidence row 548748

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.lookproof.dev/v1/dns/caa"
    ]
  ],
  "name": "Lookproof",
  "owner_address": "0x5be2be9f95549a2d69951d24a2b3901d1df1bc05",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5bE2bE9f95549A2D69951d24A2B3901D1df1Bc05",
        "scheme": "exact"
      }
    ],
    "description": "Evaluate a domain's CAA records (RFC 8659), climbing to parent names up to the registrable domain when the name has none: allowed issuers for normal and wildcard certificates, iodef, unknown critical tags and invalid values. Use when an agent must tell which certificate authorities may issue for a domain, or why a certificate request is refused because of CAA.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "domain": "example.com"
            },
            "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": {
                    "domain": {
                      "examples": [
                        "example.com"
                      ],
                      "maxLength": 1024,
                      "minLength": 1,
                      "title": "Domain",
                      "type": "string"
                    }
                  },
                  "required": [
                    "domain"
                  ],
                  "title": "DomainInput",
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T12:39:48.588Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T12:39:47.997Z"
    },
    "resource": "https://api.lookproof.dev/v1/dns/caa",
    "serviceName": "Lookproof",
    "tags": [
      "dns",
      "caa",
      "tls",
      "certificates",
      "security"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Evaluate a domain's CAA records (RFC 8659), climbing to parent names up to the registrable domain when the name has none: allowed issuers for normal and wildcard certificates, iodef, unknown critical tags and invalid values. Use when an agent must tell which certificate authorities may issue for a domain, or why a certificate request is refused because of CAA."
}

What the leaf hashes

{"body":"87e89264ce49997f89f4aac1b9f18a0f0b25734da116dcf3cb8104150c2e44ed","id":548748,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133322050715,"prev":null,"subject":"x402_bazaar:https://api.lookproof.dev/v1/dns/caa","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. 0x1fd5b9332965791895abbf7dd05f38991be0895180aacb7fe31f4993086e1b03
2. 0x7b27717f497b92b25ca76490a75878ef7eb67b42e495034d44b2e6b26ce202aa
3. 0xf903a5ab1e787b8bd75d74581ac8755cea5486ecb4a9ea8f70e2a10538bf820c
4. 0x84bc65471d1dead5826a72a34d773f646a1a6f05049ca351f862a404c5110c9c
5. 0x78faf0cf27c64fba497e881b2c152202cca862ce243733d2f0ca5786f981f3f5
6. 0x392d1b690dfe435af83a62d04b48e0a61211f904e72b92e9a2b833bf2b1bbe74
7. 0xebd5f068eaa7a3cadb5a3346dc1c935301eca7d24bcb760ecd0a15ecc27abb34
8. 0xf90de84f6c219a8addbea6c3bbd6c39a240f7f7be97bfd8aeed587f3356a4477
9. 0x7660d7c6845c09c908f83df9d2910ad515dc5abbdcd42dc5f01c9098e795ec75
10. 0xb50d2aafe77c33d55e91ed904b23b43d89abd71273e0cdb1eecb80a1ced8a06e
11. 0xd45acc7fb7f21e23b363782fdacfbfa41ace261ec11192c4fa708ef87e38cea0
12. 0xd4460ea292e8308ed2accdcd5b386b0914636a5b8cec975011dff814c29ff99a
13. 0x20ca24353b8aca3e061eedf55f49b69ae8369b88135dfdabf30039ed34db329a
14. 0xe8ee6f6ed50253c5ee2d1aa85a4b1a38ce94bca7f3b72fd1850f496152dbe285
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4