Evidence row 2546194

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": "2026-11-03T07:15:33.335502Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:33.335502Z",
        "updatedAt": "2026-11-03T07:15:33.335502Z"
      }
    },
    "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": "1.34.1",
      "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":"d96d0b9b866f7beccb187c2922ba2c1a10afed1a9196aa4dee2348fa8275187d","id":2546194,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690342998945,"prev":2129969,"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. 0xe29859a49f3d6162c72bb108339c0fee9563c7ed76272be2e31ad147c985f7e7
2. 0x28ab9d0aa86f4469b99ca85ca21bffe2496f54281d26cb17a2022dde9f331579
3. 0xb397de14d73f8290d3c54f79d272add1ac14e6634286b5c3fbc7816de6ef9c0a
4. 0x3163547f8e0f017d02745bc5388030f43227f71a33082fbebef4851a3ddd644d
5. 0x232f9c69a4a3d3056220302d91782a6e8e6b78e6f56a2056caf43c6c9975db27
6. 0x2905d2ff44c8ff057129988cb2051442da82a864e93925a0fa0da6f2a0bae716
7. 0x3f3f2ccdc0b21c31960dba28d8842fef52a9d2b10ce3c97ce4cdbd49c4ba2e81
8. 0xa5555ec19e18328597fcdafbff4e8112ed5de39a094699c7e495b9ba7bbcbbd7
9. 0x1a1073a5bbe8d551c5fae4d50e71915c59b8485331f028f9ff266ff7e379dcc4
10. 0x586442423d771091b6e9ada40557bcada74c8084cc3258e68a032eeb4616e7bb
11. 0x5494c446a5a3aa10b145c79e633ec01125b8cec69d46e34bfd29b76c41288725
12. 0xc971d36ebf71dfd71e121a858cecbb4888f890eba0d5d5244be7b699fc072974
13. 0x2bacb7a3207deb74c13a1bdaa0fbb22b2ae9ba7754f80426bad8f93bff67d978
14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7