addrbookFor publishers
← The evidence ledger

Evidence row 2299777

Observed , by sync.mcp_registry/1.

Kind
listing
About
source_record mcp_registry:io.github.j03rul4nd/ifc-viewer-mcp
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
39a2e4b52a168c18aa0e7953dbe5c1dc9e05825d65e676cec4e11f65d7cdcdd9
Leaf
0xfb43a8ec077c0b7a0cc2a802e2d1f2dedba7becd6205bdb6fd32fe8057124c2f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.ifcvieweronline.eu/blog/ifc-mcp-server-claude-bim-3d-viewer/"
    ]
  ],
  "name": "IFC Viewer Online",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T22:45:13.302403Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T22:45:13.302403Z",
        "updatedAt": "2026-11-02T22:45:13.302403Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
      "description": "IFC/BIM with a 3D viewer: validate IFC, check IDS, Health Score, drawings, digital twins.",
      "name": "io.github.j03rul4nd/ifc-viewer-mcp",
      "packages": [
        {
          "identifier": "ifc-viewer-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.0"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp",
        "url": "https://github.com/j03rul4nd/ifc-viewer-online"
      },
      "title": "IFC Viewer Online",
      "version": "1.0.0",
      "websiteUrl": "https://www.ifcvieweronline.eu/blog/ifc-mcp-server-claude-bim-3d-viewer/"
    }
  },
  "source": "mcp_registry",
  "summary": "IFC/BIM with a 3D viewer: validate IFC, check IDS, Health Score, drawings, digital twins."
}

What the leaf hashes

{"body":"39a2e4b52a168c18aa0e7953dbe5c1dc9e05825d65e676cec4e11f65d7cdcdd9","id":2299777,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793661533041627,"prev":null,"subject":"mcp_registry:io.github.j03rul4nd/ifc-viewer-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xfb4437703b3f96c3d72b05778cf8c329d342561da22fe27fa9c17b010badfc19
  2. 0xe0767543125ed8f1a8f65009c1ed9084b963cd86c2cd8a1967e2856595a05cd9
  3. 0x7ee49069e7405c1743e4187ce11d610b1b17384c9729457c56586534c717af4a
  4. 0x6624ea2929958d4875017fe4b887d1cf6f8335678352e3d5e9950953ebec4fcc
  5. 0x2c98641c42196e709d6594220113b7e7242d0c109b6187a8d344fb8f693b248e
  6. 0x8317c4763082267695252968db49182a7d7572d9f1c340e8288671ef00b4df1c
  7. 0x3b518bff6e296113ca0637e1fbeeea9d1d27e023798a1fb81e415592dca3464e
  8. 0x83900fd5a52ab67ea0fe17320be770cde74cc7b2158bc71fe0fd775ac170008b
  9. 0x96b84b8196c9db82f120667b661903ffcc0941187ba60c06d3baaaad4ebee5a5
  10. 0xd5d7119b51d24e4533c2695c4a9a7515389aae8a771e80b41cfc88514680f91b
  11. 0xd55f132e15e44ebb51cd9ad5b6e9cc58bf4ce8c05e82e58fb4685afe64c0f45b
  12. 0x1fdc5cec209319ec27c935f06e49dfee099419dfa8632c827c7fdc61fcd2e0c3
  13. 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
  14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
  15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
  16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
  17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
  18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON