Evidence row 1034663

What was observed

{
  "endpoints": [
    [
      "web",
      "https://educational-tools.vercel.app/"
    ],
    [
      "mcp",
      "https://educational-tools.vercel.app/mcp"
    ]
  ],
  "name": "K-12 Educational Tools & Curriculum Catalog (Math, Reading, Spanish)",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T16:57:13.935175Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T16:57:13.935175Z",
        "updatedAt": "2026-10-29T16:57:13.935175Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Zero-auth K-12 catalog and datasets: Dolch words, math visualizers, Spanish tools, creator data.",
      "name": "io.github.birkanyavuz/educational-tools",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://educational-tools.vercel.app/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/birkanyavuz/educational-tools"
      },
      "title": "K-12 Educational Tools & Curriculum Catalog (Math, Reading, Spanish)",
      "version": "1.2.0",
      "websiteUrl": "https://educational-tools.vercel.app"
    }
  },
  "source": "mcp_registry",
  "summary": "Zero-auth K-12 catalog and datasets: Dolch words, math visualizers, Spanish tools, creator data."
}

What the leaf hashes

{"body":"c00ba5b9ecfa51f1e44d71ca95457b83e63b323be5e74d9d197d54903c5376a4","id":1034663,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793294012233985,"prev":1033003,"subject":"mcp_registry:io.github.birkanyavuz/educational-tools","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xdced887202f878c6afed0c5e964a169ddd7e1318161b8e62149ccdc770a9316f
2. 0x6d59e3447b187eaa08dc5754e783578bc66ddd9cdb540204befd07a741f3af0f
3. 0x310000c94a58be42fca475a9551b649656d14b7304636a88cd2d7c65699c59c5
4. 0xb2c12bcb6009655cee75322d408ef7d291127c6f14639f96669d7f7dda2386c2
5. 0x0663e85213c00049546e292a9b970650e8b3ebffee3dfb83939a8bffc64b32df
6. 0xe1c364905ba45eb307e045585a5c3f9862a9e98f49795ef38a1d13cfab00c810
7. 0xb14a7f1003c729408e5dd3e090d03c74161ae157569bc795e72cd142a41839de
8. 0xd49a72a47a6370998f9203e5144b8bac6152d7b669cea7e479c468a16092af58
9. 0xd70a46bd392646fdf45b85a4124b427886bd27d3b227b0ca3d37c545d40206bb
10. 0xfbd914b0ac0ae1e1b533dc6ea44e7a03e9835c1ec8878bba97ad03b53bba09bd
11. 0x03358384c989c8924f590481a753b3ca45da12487df0902a8106f9aafd286b14
12. 0x91659f9227d0d8f876c1d6d35b7451f81a24fe738397b46d4368c29825967f19
13. 0x064aad02bfe6e55281a4da30da2a91a289f618df1d6a346db244682ddd6c8d93
14. 0xb75e183026f9112474e3710d846b63188d3bba750c3ad3feabd9a22ee7d080fc
15. 0xa7d3fa0a08edea990614977b51a6b3289c357a88d8ca06dcbfe67415a017c0e7
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1