Evidence row 21961

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.webmcp-eval.com/mcp"
    ],
    [
      "web",
      "https://www.webmcp-eval.com/"
    ]
  ],
  "name": "WebMCP Eval",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-18T14:08:23.206053Z",
        "status": "active",
        "statusChangedAt": "2026-09-18T14:08:23.206053Z",
        "updatedAt": "2026-09-18T14:08:23.206053Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Evaluate one public URL for WebMCP readiness: intent, tools observed, recommended, do-not-expose.",
      "name": "com.webmcp-eval/webmcp-eval",
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer usr_live_… API key from www.webmcp-eval.com checkout (or complete OAuth consent with the same key)",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.webmcp-eval.com/mcp"
        }
      ],
      "title": "WebMCP Eval",
      "version": "1.0.0",
      "websiteUrl": "https://www.webmcp-eval.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Evaluate one public URL for WebMCP readiness: intent, tools observed, recommended, do-not-expose."
}

What the leaf hashes

{"body":"c70861cbf1936c3d91fa9f958ed54194bcc5cacc913b6cc5b956f588545204bc","id":21961,"kind":"listing","method":"baseline/1","observed_us":1793025341088236,"prev":null,"subject":"mcp_registry:com.webmcp-eval/webmcp-eval","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. 0xb302387a70cb41877800dea7e36346c8fa2a3954fa97045a50e65e035aed25d9
2. 0x41a7415018f35c10f3631f3b48c46c5bdb1cba09112c440ece713a655b599a1d
3. 0xedced5f12283f2a9db116df1c4ee0dc65738bfd6a99174365923f6a2fd7351f0
4. 0x369932b2b3404aa39570d1ddf33fdb3afb19a0d6186d9c4a5557e85738ad9727
5. 0xff788e186a8258319b76aeca26a38671428ab46f1fdc12827368f59b316fc285
6. 0x949e8ecb902d57a164512b54ebf62bfb363185c5d641c44399e3712f573129a9
7. 0x0dc01548e087e98c58804a95eb559e39454f87bcd26bced29a3467069f484d02
8. 0x3b6b3befde19fc858b220fe429cf8c553bce4667cf8cc4a5e8d3d6c773345a77
9. 0xf3459130fadd071ff4467116a3e6ee7756254e46323de97b1e1bd4c8bdffe533
10. 0x34826d27a00fb6f2649b492e5ca5ff6025211b9bda757487c3351c0e533593f3
11. 0x08b0ee375f7c28afd23e265e3e1bed91ba37304e42eafa665ef4a7f785b3e7bf
12. 0x3d6ec9d5ef8daa604601742088e213da0a439db6eff6ce50ec3ffb264a60ddd3
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae