Evidence row 443373

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": "2026-10-27T08:34:57.194883Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:34:57.194883Z",
        "updatedAt": "2026-10-27T08:34:57.194883Z"
      }
    },
    "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": "1.25.0",
      "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":"0bf131594534004c8ce5e8591ffd734693ac2e691c860420e02fb19b128c9c89","id":443373,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093259602024,"prev":56879,"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 2026-10-27 (273461 rows).

1. 0x28b62177dd42016793519e79e1dd6f09cc704154af7779d0b500b27e3b601907
2. 0xef09f0c94342533e3881560cc62e50711730e9c0c45148cb147029c77d3eaddd
3. 0x25527f5c9b49260603fc740866374cb62cfc7e4d4a34f93180aabdd93eda3aab
4. 0x846904abd28042de9bbe21c1aaf052188dfe4561f928c852a9657259e7021d06
5. 0x136f2f8c25df08b5db09a909a8b95ea966000a2bcddc0755becb27a022fa521b
6. 0x12ee844f164281dbfcce011f006dd2e790bb982a6e30fb692acbfb18c0157ba5
7. 0xa6913bca5d1790cfd99c8aab71dc572aaae3e655a2568443da955dbe15a5f361
8. 0xe7d9a1cb29bf1306696b5a751c048d767e4b84bd45f54fd9693ef76edad5514e
9. 0x1d2370a54ee81b80db2cde6a0675bbf7196d4bd2501cac28ee2dfde63a32dcc3
10. 0x119d4c62f2467379b4ad8ecee541493dc0dff08b8e9843267888bcc9adfb14af
11. 0x64977be4349e1af29930fcfd7d89ebbb219bc4a1a076ecb37395cda952cbeb6b
12. 0x53be2d72842ed384672ee78d06cbad599558474b78db9065a3b26f87d53522fa
13. 0x28be2f2303fcac4decdb6323b0f4ee8f8a31038beb758eaafc604a98626292e4
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4