Evidence row 21896

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.vtc.com/mcp"
    ],
    [
      "web",
      "https://vtc.com/developers"
    ]
  ],
  "name": "VTC Spaces",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-22T00:07:57.326172Z",
        "status": "active",
        "statusChangedAt": "2026-10-22T00:07:57.326172Z",
        "updatedAt": "2026-10-22T00:07:57.326172Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search public VTC Spaces and people; sign in to query Space data and run AI actions and workflows.",
      "icons": [
        {
          "mimeType": "image/png",
          "src": "https://vtc.com/favicon.ico"
        }
      ],
      "name": "com.vtc/mcp",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional for headless/CI: 'Bearer <Space JWT>' from Developer Help. Interactive clients use MCP OAuth (api.vtc.com) instead.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.vtc.com/mcp"
        }
      ],
      "title": "VTC Spaces",
      "version": "0.5.1",
      "websiteUrl": "https://vtc.com/developers"
    }
  },
  "source": "mcp_registry",
  "summary": "Search public VTC Spaces and people; sign in to query Space data and run AI actions and workflows."
}

What the leaf hashes

{"body":"8032da4140866fb719c36ba0f7b50bc560d48e0f5c8706d199ef4e9f66c8cfa9","id":21896,"kind":"listing","method":"baseline/1","observed_us":1793025341039084,"prev":null,"subject":"mcp_registry:com.vtc/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. 0xba0313870203c48de508e81931ff7b19ad98a3646c09708c9ffe787b579ffdf9
2. 0x98a5d0c1560789eab88c2db3fee6491c2a5c2091513a1dbd89006ee156ea460e
3. 0x5f7002af11276b3b19bde9ed7030b16145a4ed2d9c976a9dc0040f12c8515099
4. 0x3170de8869107f02a629add71474d593377c1a978eab9216779a47ca916a1ffd
5. 0x10a522bf5d06682f3ad3642c7d5c527ad2514f77882c2a348d9d3108f1164561
6. 0x650b3c3eb325548e91b98e34fd1fbd73ba8d0421c6161b350321ad888331b5cd
7. 0x6cbbde3735fa6f2279a963ee622a06bf06a691cbe7ca63c1221b5c2f4ba43ffc
8. 0x4ac2f319225e09b49ecf4fdbd9efb345f95b3eeb57d9368b050bdbef8246fd52
9. 0x6c0ddf14f4abe39ecf7a674334841c08fcdbfa08efdd79f308184c88870d00c4
10. 0xdd4be627d1b063bd616b9a615efea7de87d552756726682d7d4d9d9e1ddb4856
11. 0xd0a8fcd7581320df765e293ac18ecdb0c84895304e75682f6c130e9b5c6b0ed8
12. 0x1a61f9ab4a9304db8146c466be341271a345718ebf06b718e0f0dd9f347d2fbd
13. 0x2f43fe2b2533a5f40c107c114e458e226102f5f8ae91f097e964345880e30928
14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae