Evidence row 1537649

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": "2026-10-31T20:56:16.868377Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:56:16.868377Z",
        "updatedAt": "2026-10-31T20:56:16.868377Z"
      }
    },
    "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": "1.32.0",
      "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":"c93e4400e6825612222ebd43964a1a0f06edb74f7029b0f037307704f29c317a","id":1537649,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481416028758,"prev":1499985,"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. 0x6834c8c440726bc686e64debbe2d3bd012ef210281b4e54f7ad21cf84b13cd5c
2. 0x9834569939820473ffc14cd28bacbb3ca3c37f85774d000b99d346fc225894fd
3. 0x9db8cc665d9e76da2ea01128f09c3a310ba29a30ae6a17f3447cbe33904fd7e1
4. 0x8113c6ff19ed69d104dc69046ecb42c8a523a927e8368b5fd1561a0df6992ebf
5. 0xd541a947cc993756de36cc18c3cb19d896304c77d2f80b7423257e94d5710a2a
6. 0x570b9153996208b2395a1dd8e47e1b1624d49f9fce6d512b002b01927d0ea8b5
7. 0x9d4fa6a9eac904b83092a9783c9638d71bae66dc9a9aea7b8a72a7c3636a4fe8
8. 0x50b1e8b8a3dd1b47f626da0529ca56b70a1656d0030ba342147a9d40e668e535
9. 0xe7c0bbf6289ee0e16e9273c48f09bac4687e2d784213e68f69eecc65647314ac
10. 0x720621f328accafd13960ad9f0cc1f89e1ab08d20d18acabb6e12d6c7ea68853
11. 0xd07ad97e03f5cdf57e6c7123a7be5998f91235eac96fc7da0f07e96f4661ad08
12. 0x01c2f373fcf812c8345754eced0abeda6289cc15ddab9413281bc81eecd4d71e
13. 0x505b30d0d228fd70e562b7e7b87fcd2b0a915da70dfd94681a271d95ffbe404c
14. 0xac33b3310fc2d37a4e515e0c8775d4934592f3daaaf032bec47eccec8e01df31
15. 0xda82240eda32eeb01478d5898342fa15b35b5682549347c7a22660b37913617f
16. 0x919f237dec4df392868ab95f1d4300b185479ae64464cbc2e7385ad1fd6ab390
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0