Evidence row 3957721

What was observed

{
  "endpoints": [
    [
      "web",
      "https://code2nguyen.github.io/web-components/guides/ai-tools"
    ]
  ],
  "name": "c2n Web Components",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T18:02:21.52443Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T18:02:21.52443Z",
        "updatedAt": "2026-11-07T18:02:21.52443Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Exact APIs, examples, theme tokens and markup validation for the c2n (c2-*) Lit web components.",
      "name": "io.github.code2nguyen/c2n",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Project whose installed @c2n/* packages the server reports. Defaults to the working directory.",
              "format": "filepath",
              "name": "C2N_PROJECT_ROOT"
            }
          ],
          "identifier": "@c2n/mcp",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.23"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/tools/mcp",
        "url": "https://github.com/code2nguyen/web-components"
      },
      "title": "c2n Web Components",
      "version": "1.0.23",
      "websiteUrl": "https://code2nguyen.github.io/web-components/guides/ai-tools"
    }
  },
  "source": "mcp_registry",
  "summary": "Exact APIs, examples, theme tokens and markup validation for the c2n (c2-*) Lit web components."
}

What the leaf hashes

{"body":"32cd513791d43c7d68ce3ef30c1f9d61f8d0d5e6265f7183bb41a03777081319","id":3957721,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794075881485338,"prev":3758448,"subject":"mcp_registry:io.github.code2nguyen/c2n","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xb715f1b0df8ce724ce6d37a9c8420e0a076bcf0651ede52c7d066772fad878cc
2. 0x536e79ecb8beb0686f2c7bb40f7bf9dc57e2986b8e595ebaa89995eb63fa6b89
3. 0xae1f1ae44bd6006510c82837d718b9243c0490e246d09a2d626e9d0ae6b2fd55
4. 0x0a9a47e220e385b6327d29ed425f4524a937c11d8269d1e717dfd0939c5fa896
5. 0x8c48b9c25b14c1a7fe71d09051c5ffc218da2030de70e02ceb5e90fe751633f4
6. 0x86a1b75f05dbb09b283038b3832d6e297e2fc90b57f9fe5c6d1df3a013c869e2
7. 0x1a2a2ab39ec3ff706b447ea5da529538bdaf942a3dd5a92218a7cec73ba8c2c7
8. 0x88ab0f44b44778b10c605496f60d8d29425c3b4a9166e8b3175df82cc75d2eb4
9. 0x538b0e04e0cf4fb7bce7b68b76585cea20733ea84e96c4498931c7a596552251
10. 0x8bb1bc2b57ce5d1a8923c612e56fa876bd041243aba6f598895ddbeb8560280f
11. 0xbcbe6d5052547f564b0f2f500a405e6594dfc2cb2dfd4bb1a5a152fcb0ddbf4f
12. 0x4bf5ce7834d114514a59b9c89689bbf9b5c705a0a8e935970399516e01533119
13. 0x0d8c5e754523e6e4a876e7fe9341fa7b94a14cd11d7a341b370800104a0ac37d
14. 0x7720754cd1d565acdb28ae2e3c2e759562843c986908d08656bf4c41e785a347
15. 0x2afbeaef1e4de4b2a6d70326e3dc41f9f1c65d4fc46630d217fc932790b0680c
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa