Evidence row 2564299

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": "2026-11-03T09:53:40.800392Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:53:40.800392Z",
        "updatedAt": "2026-11-03T09:53:40.800392Z"
      }
    },
    "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": "1.35.0",
      "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":"83f7dfcdf394ba1ef6bfe73343a0fb97035930728001105ea65661c0b2f685bf","id":2564299,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701158427758,"prev":2546194,"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. 0x864a01b236a7475f594eed508ba137e83b86e8ecbe9382e8c1cc3b52ddec7162
2. 0xa05e16cad3617f771c764443563cba67f3b2d3f1d675db13805d53e09fb38525
3. 0x5807f3c35eee649ac787ff60a70c25ba04582e70e85dd9728bdb6db6dd66d2aa
4. 0x8aa4c3d4cb5d38958f0d71e73a02fffcc186eb6c2ddc0dd1945f25dceda86bc5
5. 0x047326aeaa8bf793c1f5ebd2f68c50684989ad03a7fa1ea639373dc925e9be96
6. 0x6d4212b81e6ef83f9db1a840fbf753b9f7b0c55a06e16179d7b0b9c2c9939e79
7. 0x404ffdab09f451263bdcb348af998afc1b111010e980a6a64506265ada499aa1
8. 0xfa9c8656c4f52967804a3ecd6060b457566e6450f064d33b25050012ef94bf50
9. 0x1ed117283393b56ac2775602b27b1e0831a2bbcf110b9f2b73bfc151d5f3d402
10. 0x90d967fa53fe6c32ec1a51e88e965b3aae58b9a5a949d6fde437aa6bdb6076e9
11. 0x3d0b6ce8c48efdf1d437d817a4d3c2377fb769c3cf5754b744f64dd8508b0d47
12. 0xaef81b61033fee85d110126aed81fbcb0cbee16e8087bf4d35e2e6fb074eba13
13. 0x9fcad7b6a3a72383a675ff1c88984ed98f2e83727da75d3965a28fb3c0515c37
14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7