Evidence row 3723341

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://cats-ats.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/cats-ats/"
    ]
  ],
  "name": "CATS MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T12:09:33.43391Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T12:09:33.43391Z",
        "updatedAt": "2026-11-06T12:09:33.43391Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read CATS candidates, jobs and pipelines, and make explicitly confirmed recruiting changes.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/cats-ats",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://cats-ats.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/cats-ats",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "CATS MCP by usefulapi",
      "version": "1.7.4",
      "websiteUrl": "https://usefulapi.io/cats-ats/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read CATS candidates, jobs and pipelines, and make explicitly confirmed recruiting changes."
}

What the leaf hashes

{"body":"38ba796bd86014244692b52b4fcad2cc13f1a815bc860df1cdb912a37199b4b6","id":3723341,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793967736670016,"prev":3414060,"subject":"mcp_registry:io.usefulapi/cats-ats","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x2db21dabb9249cbf3d3259c9401c02dbd62d285d65618b5a4d6ab1d51d3894fb
2. 0xc50f9a0e4fc4dc947d5512ab07ff100e2420a01b0822f203c04f4ac645326f2d
3. 0xe2296e7607d58efc5ac29e957372466c87637b412d3ef7c3d02df87598795880
4. 0x2ee652c7399b6f5e81e4b08c1de4ca5e067101277ddc1e090f2c811ce8cd4d43
5. 0xadce25609c3dbad886275103c1ba8056ed523d1ee6fb6aeddb695bd0ddae1c22
6. 0x559e93f31c230834279a7eae823ebba14580c13595cc959d12d6e5d2a00ac8ea
7. 0x26854f112166d7537675f70ba6b26322c5a7061e6071d5db4e20909b648e3c53
8. 0x2b11c8c601932fc7cbe9c004c12ddf4b25119a7ea8eabdce99b0d7968cb4f9c5
9. 0x1fec77ac62180c25bc0de419830fbf0c4bf00e5ac068a749b0b33effc2df94fb
10. 0x084422c0a7c987911761539cd8644bdceb1d3294309d88bf619c46d0041ef443
11. 0xa392dbcc90c1da3e60671fbf1b3f8dfceee5da1c0f0557f6b620958ecfef1138
12. 0xaed168593742c2f212901659172e7a492dcc10ff813f4c82189003913acde6f2
13. 0xc4e5a62f64168446c59eff42d2f1caa07e2340659c4960e4a3ab4f4975426b36
14. 0xb3969cc604693571253fb2f2b926c79b3a34bd130194a76a108232bb221e1e74
15. 0xaa85d31529f47e1b810e9dfd8bfa6050b99090fde56ac1fa1fb399ad1e6bb919
16. 0x0aaf291a2ffa2205e7df7531bf36800e377dfbd67208da05b97625f1cc49ce02
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1