Evidence row 61412

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-tools-production-e6aa.up.railway.app/v1/site-check"
    ]
  ],
  "name": "Agent Tools UK",
  "owner_address": "0x1254f70ceed55d2e2d087e28f1ee2368d19e0399",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x1254f70ceed55d2e2d087e28f1ee2368d19e0399",
        "scheme": "exact"
      }
    ],
    "description": "Check whether a website is up right now: HTTP status, response time in ms, full redirect chain, and the SSL certificate's validity, issuer and days until expiry. Use when monitoring a site, diagnosing a broken link, or warning that a certificate is about to expire. A site that is down still returns 200 with up:false and the error. Errors: 400 bad or private URL.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://www.gov.uk"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "ms": 182,
              "redirects": [],
              "ssl": {
                "daysLeft": 54,
                "issuer": "Let's Encrypt",
                "valid": true
              },
              "status": 200,
              "up": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "Site to check (http/https)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T00:12:53.669Z",
    "quality": {
      "l30DaysTotalCalls": 56,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-26T00:12:53.558Z"
    },
    "resource": "https://agent-tools-production-e6aa.up.railway.app/v1/site-check",
    "serviceName": "Agent Tools UK",
    "tags": [
      "uptime",
      "monitoring",
      "ssl certificate",
      "website status",
      "devops"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Check whether a website is up right now: HTTP status, response time in ms, full redirect chain, and the SSL certificate's validity, issuer and days until expiry. Use when monitoring a site, diagnosing a broken link, or warning that a certificate is about to expire. A site that is down still returns 200 with up:false and the error. Errors: 400 bad or private URL."
}

What the leaf hashes

{"body":"5d2bca33759dbe88936be95f0f7dd8a0acf833df9425399f8d9f2e59e12e5782","id":61412,"kind":"listing","method":"baseline/1","observed_us":1793025450893370,"prev":null,"subject":"x402_bazaar:https://agent-tools-production-e6aa.up.railway.app/v1/site-check","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. 0x8a6fd1ef6bb214159a058fd8eec858962624eb9550773fc0550ac6cdb7849fc0
2. 0x9888cefee7bb214ee59748648707b5ca8aed72a381e12b266581fbba95a512c8
3. 0x76eadf2c22d3c71520f18650d602c79e8d4d519411195ae0b4492904d32c7963
4. 0xaced9a2999e394dadd0b8d3f2b869dc32101c6626d2ccc8bbbf99877b80e6403
5. 0xfdda0765d788557c695800db65a8352247897a0fbbeb2f4465c4c1f0b81a092c
6. 0x2c96438d7f1ae4d961431a74051a5cea86ee3bbc8f59fba62a95cdfc6c0cf273
7. 0xdbf006055527e3a25d2badfce2b6bdcfb7085215c28c8aaf4b88bb161f9d3901
8. 0x9db76fa629744ea9fc81a8a11893e21bae325963ad4b2921e71f4ac8b6ab1489
9. 0x352f95a90ddf670da0c15f4add58a497a3c0f4bdaf1a011fdc739952d6a95787
10. 0x67c271d2cb0547970af1a3a20e3bbc31daf0437a645896912ec05b65fd679fff
11. 0x231f490acbb86d1ac0f80fbb2d49e85abc0ff9c6392ca16679f2cdf49b2863ac
12. 0x8cb11bf3bc7d3a6f859c170a167821024ffc4758cdfd2cc96f61a3291aefb637
13. 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae