Evidence row 58352

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://contact-affordance-mcp.ottobot2025.workers.dev/mcp"
    ]
  ],
  "name": "Contact Affordance",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-07T20:05:00.380594Z",
        "status": "active",
        "statusChangedAt": "2026-09-07T20:05:00.380594Z",
        "updatedAt": "2026-09-07T20:05:00.380594Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check how to contact a business website, and whether that contact path actually works.",
      "name": "org.ottobot/contact-affordance",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://contact-affordance-mcp.ottobot2025.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/modelcontextprotocol/registry"
      },
      "title": "Contact Affordance",
      "version": "0.1.1"
    }
  },
  "source": "mcp_registry",
  "summary": "Check how to contact a business website, and whether that contact path actually works."
}

What the leaf hashes

{"body":"b687cf6d2cf1ecd56da59703b0277d6ef82b4471994bade0fc5958c16415e2a5","id":58352,"kind":"listing","method":"baseline/1","observed_us":1793025444127152,"prev":null,"subject":"mcp_registry:org.ottobot/contact-affordance","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. 0xc9e1480a38f3421daf3cdac027ede66796f9c1ba99453668d2beb7e3dcac8495
2. 0xa7de1759d921f06367b9ef7921a5eca61d16b9122527162795ff888e834768f9
3. 0xa012beae8f41c46cea2f60105af882e189b9ae4b4624b14422c4054dd682bc5b
4. 0xa0cbbf75f938f3bf5898057701978fe38d2ed7ac11d2d85a81d17905d79126da
5. 0xa57131b286cc19c876290e0d0cd41d2b237bb354e9886f1dab7b90d9ac2a3da3
6. 0x4df48621caaeb6b6e1d15308bd9e50be5bdb1a6cb7e9bc4966db381168172ead
7. 0x44fbd87c66d8ddba8c461d04fcad1271f38d0a4784c0fdca5eb773f92d07fb40
8. 0x84bc4253e2c61d6e0b879fef2f0fade3cd3491152e59433829f7f714db1e24ef
9. 0x7defb96cd7c4f1f4cdc1d33dbed6775edfd6f1d3f3dcd10f8601f08a2c66e41b
10. 0xff8a61dc0d7a2ad53748c909044ecbbf5355b001e1be01dd836899cb83511970
11. 0x60eabf7e1a3db5892c30621c19c096fd56eb4ad1f2ace810471d00503c868d2b
12. 0x02a11c0460d1a42b6246e1c715f0c3098d82c39154a56e918e2c22b56ca2c978
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae