Evidence row 1258137

What was observed

{
  "endpoints": [
    [
      "web",
      "https://brightspacemcp.com/more-mcps/"
    ]
  ],
  "name": "io.github.AnonymousOnyx22/stem-calc-student-mcp",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T17:06:19.751078Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T17:06:19.751078Z",
        "updatedAt": "2026-10-30T17:06:19.751078Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "STEM calculator MCP for homework: molar mass, balancing, units, significant figures. Works offline.",
      "name": "io.github.AnonymousOnyx22/stem-calc-student-mcp",
      "packages": [
        {
          "identifier": "stem-calc-student-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.2"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/AnonymousOnyx22/stem-calc-student-mcp"
      },
      "version": "0.1.2",
      "websiteUrl": "https://brightspacemcp.com/more-mcps/"
    }
  },
  "source": "mcp_registry",
  "summary": "STEM calculator MCP for homework: molar mass, balancing, units, significant figures. Works offline."
}

What the leaf hashes

{"body":"f4dcca92fcabc645ba921bbba28b134711c787ac1422860d5bd4def34ada204f","id":1258137,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793380532513117,"prev":1034644,"subject":"mcp_registry:io.github.AnonymousOnyx22/stem-calc-student-mcp","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. 0x2744a9ce8ba4f9b318969dafd81e76f68d21d62d2ee916a609f8bfe367c7898c
2. 0xe5bc5e016e9172bc0361bb79bcecf4d383e6b2b189081f076216dc036537b8b7
3. 0xb20bfa447f591a3f8a67e1211ef264f3d801caa719c1d1e4792eb6fcfb8bf427
4. 0x2763705b6315ad8efdf534345cf023e3a5549d5db442a36e5f448fba24e1f472
5. 0xd6aaad12a5d83df44bff6a8bc7c9053f681dfe8c85e564eb15cc84ec84d0c262
6. 0x1e47ffa0f09f60d731e9b9e9692d458c8ad6aec293b357f2d0233977c2f60a9b
7. 0x160a6e2fc1ba3f4a5f9fd20365cbd36b08b8e11923ca3d92a1981a6004a866d9
8. 0x624d1e9ea2c679067e2443faf439820eb07e489a00464af958c56b4a071fb9d3
9. 0x4e5b3979654dd5c34922c5c70558a8105ce0fc7a09616119753fc15a6b743e55
10. 0xdb601725bd6c50ce7fa7ec2a7dd3b1c2a80acb0570b4ac8b23ba9cd2c45fa974
11. 0xaa2f6af6be648a4c5f5e9d9aa3d8f1c90440a44db58733ae9c7c25a44129aa62
12. 0x724043eea07573125acd51c025da9f0d266d56f4633f715496f52e42e3ea1f14
13. 0x1b9ae6ba8c6cfebe04f9f15a001e19b02d6df77245227331ce13f353b617efcb
14. 0x9f9779dc68f693114863e0dec3d1a44dc50e81c34bd4122e25a6a644a5c619bc
15. 0x6222037db785cc797fc8809e52e551d945c928d389b7ac947c037fb9af818562
16. 0x50ca74d7c8f26a46e9c3b8fb5e7f9ebcdfdcc1b7c863db3b6d2b7c12e24ca66f
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861