Evidence row 2564694

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": "2026-11-03T09:55:22.036726Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:55:22.036726Z",
        "updatedAt": "2026-11-03T09:55:22.036726Z"
      }
    },
    "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": "1.2.0",
      "websiteUrl": "https://usefulapi.io/mention/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read alerts, mentions, authors, statistics and shares in Mention."
}

What the leaf hashes

{"body":"5489f560545096ce89470d2b233407cac2c135280c49b25f36633a2aaada9c10","id":2564694,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701161791675,"prev":2546589,"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 2026-11-03 (425475 rows).

1. 0x8309c9f9fc9fcb2f7ac1ed3e3e106546d66c211213b1f699545d5b6aba540bed
2. 0x7f9e64417f24720c91f70fe4037ae6084974cc85262fec53ba0368cf18c02573
3. 0xb777d0307efe639ebc994164957017cda045f3ad9c0d918475a83c3a7c51564c
4. 0x696cc3e39ea01af9164f62168b29817d90e43b3e420cbc3cfa52b91588b0de59
5. 0x13ed1e15a29c245ded4435f30adc82137bd2ba1dfad1436545f55d9753ceda4d
6. 0x245b1d6c40d851949ee97a22a5626a2cce84aa751ecca90458774e8036ce8f5f
7. 0x62678024e01e442cb0fea47e829303f548e9272ac0dfe39c49b846eb1d8921ac
8. 0x45edde651b1b9897a0173140ed393abd6be7e5e2dd95e82c02eaf7c1c22b9a04
9. 0xe91505d86b54322b984597808bf2d2b91284007d080087495bedde6c82eb6bbe
10. 0x285859d92805c9d1e6741cc44c9f729707d1b64a4dceea7c384a0b41e0445979
11. 0x1f220fece15b15879a7e1ad5e8cb51abf7e8d63ba0106281b0cf3e240e1be460
12. 0x309576acb6947379790a6ba6d95e16f9963844fa5ad432e6da539debb5405a03
13. 0x4c1bb7805c28c99914212233f31f3f9b3d39ed6d0209166fbe8eb2e894fc9168
14. 0xbee84d3e599fe34053b7031286879fa3c8cfb9cc2a5d0992b542033701205b5a
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7