Evidence row 2130356

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mention.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/mention/"
    ]
  ],
  "name": "Mention MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T11:23:47.976029Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:47.976029Z",
        "updatedAt": "2026-11-02T11:23:47.976029Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read alerts, mentions, authors, statistics and shares in Mention.",
      "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/mention",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mention.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/mention",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Mention MCP by usefulapi",
      "version": "1.1.0",
      "websiteUrl": "https://usefulapi.io/mention/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read alerts, mentions, authors, statistics and shares in Mention."
}

What the leaf hashes

{"body":"37bb3541dc287e0bc38fb9efeedc2d7b796755e8b4d35bda6cc3eaa4ba97f34d","id":2130356,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621910732775,"prev":1828813,"subject":"mcp_registry:io.usefulapi/mention","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xf873b52fbd09e8762b5d4a82307364e0958a192af9f8b05ce90ef22e5e16e2a4
2. 0x42f7944aed8dfd37a498f94325887a71a215d154b8403d0ab386535d6f4da713
3. 0xb18648dd6d51b1ec6e586e43e7a9e3c18ef8a19082a64425ed25e2df04f0e76a
4. 0xc06818af968a0c2e9c80cb962d4a9b86c37668bce60e189ae62638d718492077
5. 0xbe55d199c58bf6f8e3a520bd71d55c35e43b673618c32c8f170cde2a62dd8a21
6. 0xcd69cf250fa4021466fc8c679a04ad598c61580e9bdb3f65c079e1c6b629a8c2
7. 0xb0687c9722d847dbf01cb6a90831120187869d52e00aa572a443e288292d3d3b
8. 0x864edaf26c6e88bf286ac61f2a00ee33a2b1baae27feba35782b4860e74143ec
9. 0xee42d6879ada05fcca5547ff964c5dd7c0427c15c4874cb5380cefa7f55da73e
10. 0xfce3416bffef0f471f607fc7a336c72330e526ae4aefd8d0f167055346b7b830
11. 0x9cecd067699289d760f09c24dba05daf3af10f0a6cb66148495c244a2c70a83d
12. 0x8a00eda7272b242a5d459dd311665f728d7901e563d49972ca46eaa90c1b6180
13. 0x89a7b363610c665a6d371ca58d69c8f4bfe13c5c1cb1ef833fc373cf504e2e58
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af