Evidence row 2726152

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ably.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/ably/"
    ]
  ],
  "name": "Ably MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T22:28:45.861871Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:28:45.861871Z",
        "updatedAt": "2026-11-03T22:28:45.861871Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "MCP server for Ably — channel history, presence, occupancy, stats, publish, and app management.",
      "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/ably",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ably.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/ably",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Ably MCP by usefulapi",
      "version": "1.35.1",
      "websiteUrl": "https://usefulapi.io/ably/"
    }
  },
  "source": "mcp_registry",
  "summary": "MCP server for Ably — channel history, presence, occupancy, stats, publish, and app management."
}

What the leaf hashes

{"body":"79c242f9c4a533101684e2c00a8a142b94e172e0051f5737f808a4f666a6a078","id":2726152,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747990200580,"prev":2564299,"subject":"mcp_registry:io.usefulapi/ably","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. 0x7ee7c909fe7f1ece91468c252c7b4535a19c5cc45c06db4ce94aaaf7bbada995
2. 0x0b9f57d4c66936ba24639a81670e5d4cea978c52628d7e298b831796814e130a
3. 0xa237efd078ab5d056712cc246f2127d7212b347335e18b00791d0e9bae2e40a7
4. 0xe33bff8f2b467689488d8866161f28f7578a039d368940fe5866580ab69440bf
5. 0x3b0462a9ef8fd02b82b738bca24fe0d8cac983455e43d305f86cb5f49347f660
6. 0x46a7d9c4ac0a2b245d291e22053462c8f2bab04eafdb3f897169c90a2f757212
7. 0x8a3ec401eab26a9ed3b14b1cc9574d351aa777ef5c0c85032072b81c9b4ef83e
8. 0x01127b43049f9acd24f1c06e64555b19e28b99a567bf1606a4f6d8962914319c
9. 0x57de6f9977897e81db74a837d14f1199fbd0d4062aee575c8e3b01d722920d7a
10. 0x737cb9282143ee08ac59fccd82ea3486c381b5dcdaed49e9a8a3a7b47b27350e
11. 0x9f54fd0b64694af5fd15fbdeb617edaac44c3dcd250a9fb75f0f5decc63fde2f
12. 0x930eab3f039c2992e8821910301a1630ca2633c67e5c9e31c301963fd4e0bc33
13. 0xaf97729427bcb69cea84940a4617a9276209a9bb29e6047d69c9fa290978dcad
14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7