Evidence row 3944894

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": "2026-11-07T09:16:23.852325Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T09:16:23.852325Z",
        "updatedAt": "2026-11-07T09:16:23.852325Z"
      }
    },
    "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": "1.36.3",
      "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":"84a8813304c46f512db1af1dd1957bf0c678c473751348f7e6b24fd600831e50","id":3944894,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794043453223494,"prev":3774912,"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 2026-11-07 (195826 rows).

1. 0x7adad4e18b197912d6df23fa0814a1e65d773c510ec1184f4b6060df8a1e25c1
2. 0x7b51dba13277dc54397a3ad289045a9f078d308ed07b0d8a06ef770b7244f7aa
3. 0xe332320619b1759fd590007aa38552f954ef639e02564bc1f0a57a01fc7bc457
4. 0x498ab1992e49172d8679bb815cb48eb55741112ffcea6f05a39d32ec3c474e54
5. 0xde96f12d868274a0ae2796d151cea45eccc88187a4d40d06ab20f3c3073c341d
6. 0x41ae85ed93f01a5a1606e0f56505a63fc561b4bc0bd58170fe9e7bf25296cf4b
7. 0xcb2b66414a1a531fc90dcedf750426083ba868943890b2708934d4ce10246957
8. 0xefcbf3fb1751e39aa4737c25903806c4070e0d13d3b433052b79043eede62597
9. 0xd490415d817ffcb2a42a11769af93ca21e7f7360d9e0eb2bcdf1026635ccacef
10. 0x6200426df8eaf19b9b32cb182270c3f4fbcc7d07cda7ac6c8a41f1256e3d7f71
11. 0xcad4060434502e2124b86aed49d5554a5dd028626e2ebc40da5148568bee1cc6
12. 0x5c65af7f5af10206168fa6d142ed80310c50c91050e9f686f8e0d302493f5b74
13. 0xdb8937d5e94ce631726ca4d5174d465ef8d90afa09be74c6c17febce89e84dad
14. 0xc9930015910e15b4a3ee7fa6677b93ccee48576a50ff5a3514be8ce187946e8f
15. 0xdda41bf8f8b807884588170276b0203d24918e4a5c47ba7f4d5d0217f85e0cf7
16. 0x9108c80d13a11b7549b554924410a7c5d215a2cd03aee9659ca627cb099f1a2e
17. 0x3b69f6d98c91b21287021db092e52491474f0d08438393ac130d6a3c273bcd4a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa