Evidence row 1257865

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://upcloud.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/upcloud/"
    ]
  ],
  "name": "UpCloud MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T15:15:57.703636Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T15:15:57.703636Z",
        "updatedAt": "2026-10-30T15:15:57.703636Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Inspect servers, storage, networks, databases and billing, and start, stop or back up servers.",
      "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/upcloud",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://upcloud.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/upcloud",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "UpCloud MCP by usefulapi",
      "version": "1.29.2",
      "websiteUrl": "https://usefulapi.io/upcloud/"
    }
  },
  "source": "mcp_registry",
  "summary": "Inspect servers, storage, networks, databases and billing, and start, stop or back up servers."
}

What the leaf hashes

{"body":"85e7417c2c2f144e964916ef804c2ce9c59ad8b026b276e36a395fd28c3b3e79","id":1257865,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793376931168324,"prev":1249879,"subject":"mcp_registry:io.usefulapi/upcloud","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0xf8e6137503c2f731cb9435e742f093f3478eeb5f577750607f74ac83cc4997c1
2. 0x09e5acd064b5d68921cf689d8bbb4253fca07b00c6deb5d94fc6fb5bd47b750f
3. 0x37b7844f59da4d2cf4b3f0e679e2ba0a583a9013e73896a4338a420ec164985a
4. 0x4a99dd1456574b8138dab7e9b451c4b209191b59942cfb3cb57425eb3b4151b4
5. 0xfcf4ea2d228d1d6893bc5047e7edbeb37dbdaf2fcc3b29df0a1d4ea005e198f2
6. 0xc754372dcee969ab24fe22feef1556935080717f9e0309f3f7e442d68fce0da1
7. 0x281cd94dfa6685cf76038c48932b5471b737b7fa19bb5f55e4c9d99a228a02ae
8. 0xb90d500c8f40f481abf746159d0e27405207a05596da0dac60c6e395b1cef457
9. 0x48e21fbe96dd460a4eb0bc75999aa38a5d3e8325a9cd751bb9414d7e6a133b69
10. 0x738bff71c5b806c1137e8389d570a04c8abb174235468628989cbcd6be057213
11. 0x5b16935b5dace74e5b8222fff60f8b8cb214a60033903b54b3c4a80b997ff223
12. 0xfa648cdce21bd427e76030ea7825f54ecd0bdb193e8247e408c61d4650b52638
13. 0x210e38e9dd5376d72ad5ec1ece34bfd86b982fb6b99a0fc15456f71070701f32
14. 0x11898e2157230be24bdb74fb634d1db6b9f70382aeb9c42eaff57b949f72aa88
15. 0x70547116135ca2b169483009739d1d461bcb7d178c352479612fae712aca3f88
16. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
17. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861