Evidence row 1297792

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": "2026-10-30T22:51:31.106047Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T22:51:31.106047Z",
        "updatedAt": "2026-10-30T22:51:31.106047Z"
      }
    },
    "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": "646fa736196ddef6683bf9cb319729bdc02357a86034dbadbf623236680a9e70",
          "identifier": "https://github.com/novasolver/novasolver-studio/releases/download/v0.6.3/novasolver-studio-0.6.3-win64.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          }
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/novasolver/novasolver-studio"
      },
      "title": "NovaSolver Studio",
      "version": "0.6.3",
      "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":"2398825103310f4bbd9c21d787774d739051b206effc779106ccc72259ff5c1a","id":1297792,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793402142374726,"prev":1255660,"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 2026-10-30 (243099 rows).

1. 0xfa550ad1b7f546f7b510ec582322ac918fd17911e973225882ff07b018057b69
2. 0xa7510b887d669103ab75dbab698e1205baf7bafa509299458aa3cddd272a02a6
3. 0x0f4ac35099c3854576f21fbbe7d0fa19a7ba75752a587495f21d6443ba376120
4. 0x7e802a9b0860b438013b2066c2384c3b71b05c0d2b822285ec77aae7756c3f09
5. 0x76df1a13892f7cce8de8cbbda7dae57c5ac4b194f4bc69f6dbdeecc438c107c0
6. 0x9dd82e6914c2d10021fcf79a4687c3b98770ccebe39ee0aa22854ac5418612a3
7. 0x12b50d22eb835e9713a3fe6df8536ee0755884c2b7a8ef8b0974a255d3b98413
8. 0x7ac84ef27847a5cee0cd81aca9cd8fbb2bd989eddb551ab91bd8bdeb1a7576ae
9. 0x12bb0eaf1bd4898325dbd2ab7dfab1625b7a16cab68f9097c01e672cc6764929
10. 0x1ebe6ff05341cfd5ab34031905b3b4a2a15cec61b3fdb86db530c319a1a85161
11. 0xf67beef7e85f6eaabb8d0eb7acfa847cb004504d73a8336cb10fd05b4f614ecb
12. 0x40cda849f196b23b403644105d4f1063db99ae7d719dda5c89cde226dda23a03
13. 0x79594d72fb70613c6a2b4c1ecd92ae15b13d4b81445a6a934b9b245d994a0bef
14. 0x030ea611a04a437f2c80577f6ab0971a98e22d40a72366c4d176ac9c95399553
15. 0x70547116135ca2b169483009739d1d461bcb7d178c352479612fae712aca3f88
16. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
17. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861