Evidence row 2564955

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://telegram.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/telegram/"
    ]
  ],
  "name": "Telegram MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T09:55:28.222816Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:55:28.222816Z",
        "updatedAt": "2026-11-03T09:55:28.222816Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read chats and members; send, edit and delete messages with a bot in Telegram.",
      "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/telegram",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://telegram.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/telegram",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Telegram MCP by usefulapi",
      "version": "1.2.0",
      "websiteUrl": "https://usefulapi.io/telegram/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read chats and members; send, edit and delete messages with a bot in Telegram."
}

What the leaf hashes

{"body":"601dbb585ee87e94b62766e88299d2e73fa4d4e52c9336d1665a5de85e06132f","id":2564955,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701163931121,"prev":2546851,"subject":"mcp_registry:io.usefulapi/telegram","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xf34cebfe14507efdfd44701a5272c40cfe3f9e43f524bebcbc4a469bcab449d3
2. 0xe807c0dc636a624ae37812326ed71dfecb137671255d4d3071323ad02f8ded23
3. 0xe2e8d9444ae8e125637c7f4e38fe566c576cb8feb5d571b2604f20d393e800b4
4. 0xeaf55b00dc3479083fddc3d21451ba47f55778db9d7b0480d93864aa258fcb3e
5. 0xfce97507662d5781688cd22df3b18dea10b3dc373a77bb765f90c25d3900125b
6. 0xfe21ed6b257b9d07bb0a94bce817acabffa498c9143540a9046c1fc8dbdbdfb5
7. 0xec49c4d7b54475e410b1ac8985591fc29a792bbc5edfab6dd64a77c5bc6c958a
8. 0xab4a5c48023372b950ca2a68a58365f9375d66dbbcdc66aaa73e671cc9edf33f
9. 0xe1d01d727fb9468437eed16ba699dbe25507525e8a6f40f4eaa134934cf00f40
10. 0x635bc9ef45046e51a8e7c2fd1802082857646a37676a52f1e1f7ea39718814a8
11. 0xf17dde849505eff91b405a03ff1a5649cfc3f488251b1affa309d5963e24bede
12. 0x0d5cfc88bbad0c4b40a561ea1060fb7093bbc663a0c9b1ac75a449bd2a0fe549
13. 0x0ea954b95dc4e26bb21744a0d424db9da57e2da18185ea0406675355cc4a2429
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7