Evidence row 783779

What was observed

{
  "endpoints": [
    [
      "web",
      "https://novasolver.jp/en/studio/"
    ]
  ],
  "name": "NovaSolver Studio",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T17:26:11.241915Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T17:26:11.241915Z",
        "updatedAt": "2026-10-28T17:26:11.241915Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free desktop CAE: import CAD/STL, solve FEM structural/thermal and CFD, verify the answer.",
      "name": "io.github.novasolver/novasolver-studio",
      "packages": [
        {
          "fileSha256": "baf4a6c1d2191b10e2d9e1f0c1481ef89b8120b86230bc054e9aba84c828c208",
          "identifier": "https://github.com/novasolver/novasolver-studio/releases/download/v0.5.0/novasolver-studio-0.5.0-win64.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          }
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/novasolver/novasolver-studio"
      },
      "title": "NovaSolver Studio",
      "version": "0.5.0",
      "websiteUrl": "https://novasolver.jp/en/studio/"
    }
  },
  "source": "mcp_registry",
  "summary": "Free desktop CAE: import CAD/STL, solve FEM structural/thermal and CFD, verify the answer."
}

What the leaf hashes

{"body":"a18f5fef2e68638fd262e0ec8561be8e884ca1c0ac985d78253be69d1d1fc05b","id":783779,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793211065191578,"prev":781204,"subject":"mcp_registry:io.github.novasolver/novasolver-studio","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xd66ed31ed9646d76c695cd88d3927daf64c436cec65a877da872b9799e5d51d3
2. 0xd568a2ecb1b3491d7b99dc76091e6d6bb4f1937ef4c203781ac3023ddd4aa7c8
3. 0x843f9050224677d764b1fd5ea19636b7fb9a92a18cb221a580c49b46d7e59242
4. 0xbff2efc581db1d17aaa3b5d2c28123713d747fca01c70517820cc402d03052eb
5. 0x409fe868de6e8656d4edd059cf02a6c9ef52f7132f686b34e724245e58041c82
6. 0xe06fc4e149aa9c62a7d4d35bbefa10fb7e7b7748f0e9ce678fb463d840aab6d0
7. 0x5f361d4bca995e2436da704d4f3b12c3a6696d04d9f03ecd474ef64f38e0a1a4
8. 0x185e8498ab1c5573e7f24a14cf2b3e73b7e338505351f8dac9e25b4d3ede37b1
9. 0x42b3917a1844e526fd214236b30081ab14d9e662fde17377a70d6fbd19af11f7
10. 0x7e8f42ed471135ba254917624d070db2e20d25bffea33ac7ba93d9a6700ef1a2
11. 0x9f1f2e66bfc79a82e967b382ebcb5c20b1f6471c7f5cafd762bc421f2355831c
12. 0x1536a8c496d01cf29a56c24ce867983fb6f54ac712030580d8f5954f9dba0e4f
13. 0x0ec75adbdda764cd96393994f2e5fc25831c6c05bfcdf872e01ed5389eb9261b
14. 0xf6b8c3d6b5a76cd63c41fa19fc59bcc627a6c650fd84130c55cbc9251f9ffdd9
15. 0x6d86d2282dd724b1b80d031e4e3cf9ed095b746e38c9e58d933efb597daff87f
16. 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae