Evidence row 3764735

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://eventone.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/eventone/"
    ]
  ],
  "name": "eventOne MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T19:36:15.275109Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:36:15.275109Z",
        "updatedAt": "2026-11-06T19:36:15.275109Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read events, programmes, speakers, registration orders, tickets and attendance in eventOne.",
      "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/eventone",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://eventone.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/eventone",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "eventOne MCP by usefulapi",
      "version": "1.3.1",
      "websiteUrl": "https://usefulapi.io/eventone/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read events, programmes, speakers, registration orders, tickets and attendance in eventOne."
}

What the leaf hashes

{"body":"02826e844f7ac93748373f12aa2dc2b510b55a29be2404f5514176c73cf12fb3","id":3764735,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996590322622,"prev":3723454,"subject":"mcp_registry:io.usefulapi/eventone","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x6e878e905a5659db67e3ea5665b71572fbbe93c791ce07dacd1a28e5a89ec44d
2. 0x0a935c4da86a6e58390f61274df25e6ec6ca2fdef852614db14cb333cd32a97e
3. 0x715cd2bf88afb9aa421b6586706d9b06639ecfd6f2361f2039f8fa1c0f595d90
4. 0xea0a079430d3a69a7a4a4441d50fec80cf4ce2759176336326ad9ca29040886c
5. 0x0d84a3d611f55de7fbd20347afd923ce94b4ae3a7bb3d5dc84a005b9d9275c18
6. 0x16e3037855c655efd57aee3db26cd16e68a771294e6be11ab3e86928d342c26f
7. 0x7121eee5f65631129f350f62989a1d55425cf64ff5549d6abf096c565d919075
8. 0x772b4480d3d95ce709391b7e7f56b2b283b5c1335d1400d98cd814ad857bab6f
9. 0x53f7d49e458b45e1fda2647cd087842e5644e525f743f9a61b4b5b030cbf449c
10. 0xa0267ff5c86b25449a6602b555f3ab65d16e9009d1d893aa08cbf3c505a1cfea
11. 0x1dc56841761d3779556cab44e59a15806ae9f50da3f758928492efb5ed8567f0
12. 0xcb0fd34682bc6bc4a6f4bc4d486d6032cd4b5150d42043c6ea11b35686e3d124
13. 0x27ed48df83ffac45b69f9cdcea1514e68a511253ebd2c8d528a8d6aba9ea782c
14. 0xe02e716313f6c894f9aba6c60b7f4604a748d028c5f11750f11cfb94f52a57bc
15. 0xf2bc30db87e2aa2afe08f16c1943f967ac74b2e32364ad0b7cb45d2ffee7e447
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1