Evidence row 23940

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://kalkulo.eu/mcp"
    ],
    [
      "web",
      "https://kalkulo.eu/"
    ]
  ],
  "name": "Kalkulo.eu calculators",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-05T09:26:04.763411Z",
        "status": "active",
        "statusChangedAt": "2026-10-05T09:26:04.763411Z",
        "updatedAt": "2026-10-05T09:26:04.763411Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read-only European tax, salary and benefit calculators with official sources and unknowns.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://kalkulo.eu/icon-512.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "192x192"
          ],
          "src": "https://kalkulo.eu/icon-192.png"
        }
      ],
      "name": "eu.kalkulo/calculators",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://kalkulo.eu/mcp"
        }
      ],
      "title": "Kalkulo.eu calculators",
      "version": "1.0.0",
      "websiteUrl": "https://kalkulo.eu/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read-only European tax, salary and benefit calculators with official sources and unknowns."
}

What the leaf hashes

{"body":"ddc345ea9b2b9eed589ee218632817691eec8bb0cab799511f63064aeee46ae8","id":23940,"kind":"listing","method":"baseline/1","observed_us":1793025351668139,"prev":null,"subject":"mcp_registry:eu.kalkulo/calculators","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x180c069da1af7edc7fa2f7a012e272f35ea880c76dee6f0d08ea619d4fe8f475
2. 0xec7134355abefd18aff41229845140f74a9a144da77905cf64c80f31d2a1c425
3. 0xb36ad06dbfc4357f1452217db564568382a58e3fe588131d3364431e75fdc434
4. 0x974b1f0bf315d77976eb7c3462e6a78cab429e8560cf2c485bb7d5e53f132b0d
5. 0x66bd2f45972d4d25973a72217cb0516edeeb0bcec4333b4aede0a947ca60395c
6. 0x61b0a28e4f667372fb7b35cb93ba1e9e72dbc47bd28d353931a69dec63652e41
7. 0xaf690e4ab87b9723eefb1779166539ea51bed52a4fc07ba09de12670221b40d6
8. 0x222ed81acfef3be7a24fada941aab31f6c4d79baa55689cf2131042104b0b5f2
9. 0x42312b813f18d43d97d17d292c3cecc6f29ac87fb3e02fb04b0f55bc92477553
10. 0x0fcb0ae13db11f174ecb290ebcb27cf7f0e5aba2eac750fab3d7ca602ae20148
11. 0x84d28434d4d3c4d17b89916035448fc07d9ad132609b14e307edbe020e19d1a6
12. 0x15eab8feed5b3f08165d63b9f1aed508c0624966a05349e051f86f0c188707b5
13. 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae