Evidence row 1481753

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": "2026-10-31T10:52:32.073387Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T10:52:32.073387Z",
        "updatedAt": "2026-10-31T10:52:32.073387Z"
      }
    },
    "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": "1.30.0",
      "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":"1c158569ec1ce1fd59145e8f99e36c62aca3ddccd8e6a48333f1b7aba6cc20aa","id":1481753,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793445356605684,"prev":1257405,"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 2026-10-31 (246033 rows).

1. 0xd597e6a382d3788b250c07693e2d4a8fbbf75e5b7940e5267592230c8dc8b005
2. 0xfeae8a006cdf1b36e3708e02df86dde25544c2a19582cc770013436a91c728a8
3. 0xb87ac0daea18c635deb5289361e3e2ebc148cde8d356c1a657af940fc8683eef
4. 0xd692602c33a61d83fc179587d47d0c9bcc244c00f29ea0d9ee798f5d2014b8f8
5. 0xdfac91a891e63d1d57dadec14e3b96f1a6a613170929b6a073ff8b25baaea2fa
6. 0x4c5ceb6fc9560142c25a0d4aa1c4e9be189bc79eefc6ff3d99cf373a72e69e96
7. 0xa52e3d191b9c9078bec2bb0b2f992ec0baeabe79060d546e45a6aff7c6b5c01a
8. 0xa5f95f94918a87a0f964e2c95433805a12084cae004b8ced981745ebe4a3b9a9
9. 0x5ce73fc22144ec97f499f3b8f1debdf4abefb39c607be11e9fd20a5535823e2e
10. 0xac9478725680da5eb30d1ecd348d164dbd88d00b514739294dc58e8047fd705c
11. 0x2de6075fb80576c39f926533c7f55443f6f30926d5ff9d3f6a5c9668706ec0b3
12. 0xfaeb784ee9a1fed9201fd5687a4ab850f14d2567f61babc476c53d2d7aaf0a37
13. 0x038a2412ec8e3d4a12539a306e922d37b7bcdc9c06fa088d9b6af9eec134421a
14. 0x33d6b05cf42539c0ad2d9f9d3b99e4003beca3e59b45affa3d20cf6d400d4bbf
15. 0xad3f03d7f9e1b66264ddfca29446faf13bc0fee7d8eec5f018d0d45302d3f8fd
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0