Evidence row 3413962

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": "2026-11-05T13:37:27.532081Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:37:27.532081Z",
        "updatedAt": "2026-11-05T13:37:27.532081Z"
      }
    },
    "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": "1.35.3",
      "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":"aa7a3c7c77bf7973e5ff01bd109bd3e61da4a8b73f177fc7182ab8d1a7bec0d2","id":3413962,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888494888981,"prev":3395712,"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 2026-11-05 (322504 rows).

1. 0x800e6fcd0d076ba1ced7d68bae4862dc57ec7cccd237b00cfa685b151da87e84
2. 0xb3437345015681d39d9a40f882034f96f171b793844de6ff24d0a7122573ee71
3. 0x4cd18f4e36e71a48083f14f985677d2fdd4afd61840d536e2ea8e8f4302ef564
4. 0xee9137125d549536f76a41dbd0637e3fd3495a4ff7989d8bc06ee63e1db83e50
5. 0x8e0519dd4b45bd2823ededb302e79f1b3a7e3ca880bbc5d7aab8e6abc115e553
6. 0xe02e6ff15de9775f73f6f7e1bb6e5576f473e8f7fdf9a36792e2ebfe73fd0072
7. 0x3074642c5a83590ee5b99e344c37e1bb3ce56ca2e1c3f5c81adaac1cc74d550d
8. 0x2ec9e117f427156ddc1786ed9da4d5081d23ece249c1f5758494cc55e61c6f10
9. 0xee61a5992467a29e02c3e2c91ce5815d98ac46f3a8663c5e04960a1170e84fb3
10. 0x9f85b49a1a2ca940b4136e045b374731a498a6b37fd3ef7f8173e682781115c6
11. 0xf1439d47fa2f7a6748216a874348230668bb0f12f86848b12c33607cbcb9d635
12. 0x57b1a428a561262b9ead7bfb3ccded9a6b082e182592dde7559d0a2907b5457e
13. 0xaa14ae51677b7e8e36fb7ffd64bf2b8756793aca5618712111adf6ee9b1f6bb4
14. 0xab8d9c6e2bd5035f3d9a605a747d989051b8ebc54de7e83559f48ede8a744991
15. 0x644b3663b447930221e9fe24f9d97eb640daf058f5ce062e43895179e35a3628
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94