Evidence row 54022

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://parkandkeep-mcp.vercel.app/mcp"
    ],
    [
      "web",
      "https://parkandkeep.com/en/data/airport-parking-index"
    ]
  ],
  "name": "Park & Keep airport parking",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-19T12:59:07.772618Z",
        "status": "active",
        "statusChangedAt": "2026-10-19T12:59:07.772618Z",
        "updatedAt": "2026-10-19T12:59:07.772618Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "European airport car parks: services, distance, airport price ranges for 3, 7 and 14-day stays.",
      "name": "io.github.tresor4k/parkandkeep-mcp",
      "packages": [
        {
          "identifier": "parkandkeep-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://parkandkeep-mcp.vercel.app/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/tresor4k/parkandkeep-mcp"
      },
      "title": "Park & Keep airport parking",
      "version": "0.2.0",
      "websiteUrl": "https://parkandkeep.com/en/data/airport-parking-index"
    }
  },
  "source": "mcp_registry",
  "summary": "European airport car parks: services, distance, airport price ranges for 3, 7 and 14-day stays."
}

What the leaf hashes

{"body":"1c0ab5bd71d4b1592cdd2a36e2ffbd8280453aa81c3234edac2a97af90736e88","id":54022,"kind":"listing","method":"baseline/1","observed_us":1793025424774089,"prev":null,"subject":"mcp_registry:io.github.tresor4k/parkandkeep-mcp","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. 0x6e0cc83370962c7e8d4aef4477fad9c873b274e5be31be1144cbfe6cc9a81c84
2. 0xa0413593df68b9e10298e22a3dc84f49b0b8a7b4d4884c5812062cf087b99921
3. 0x854f6e3611290a7052083485587de127a30f7d5f6a0467ec4c00f67ab5ab64bd
4. 0x2bdfb171c69f309274fca1469b74f1fbe9a5700d34601e5d9a83ef4795d6fff4
5. 0x31598f9ee461224a61b5bee86a023cb6a551ef9e7694e056efd8113630e60c22
6. 0xf1c8f073336466621d4f1c369e04c8a51fa5d5ee291055693f6f66549ca98eb6
7. 0x342eb1771356fb95ae66335f4c2d5dbb4e50fd83b1fa59b6ec844de029c53cb8
8. 0x46e60b5a90dd243be2c7ba3c8ba7ffa7892ab643b9db6ccf7920bf008bc4d433
9. 0x1c44e86f9b282f58a8a9c65e4c355860cdee945de807fc1fb04cecfd630baf16
10. 0xf5aa2bc3e76b3f95fd71f83b9a054df718f7d0a19b90288120c902f644e9e605
11. 0x3167834b22bda59442a4af0440d698d3a42612c3d6ce4e293e0fa97975320c38
12. 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
13. 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae