Evidence row 1055409

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": "2026-10-29T22:45:26.912451Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T22:45:26.912451Z",
        "updatedAt": "2026-10-29T22:45:26.912451Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Zero-auth K-12 + early-childhood datasets: Dolch words, TR-EN flashcards, Spanish, 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": "1.3.4",
      "websiteUrl": "https://educational-tools.vercel.app"
    }
  },
  "source": "mcp_registry",
  "summary": "Zero-auth K-12 + early-childhood datasets: Dolch words, TR-EN flashcards, Spanish, creator data."
}

What the leaf hashes

{"body":"a02132a0b4d4fec3a3c756404c511cc11d58eeb1e0c5894001bea881d66f1abe","id":1055409,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793315687290185,"prev":1053776,"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. 0xd9a6b05264cdbbaa1a7d88444a5bfefabe34b305c35502820a57486ef7479f2e
2. 0x2bf0c83535cd7d30f789cabd7ba8f335ddc3bce2691f0080298c1da2143a506e
3. 0x43e241b35be631fd701f9043a7635ced7cb46f6a1ed788660b130b86ec6db46d
4. 0x278e8a5b02acfd066d373be63317ec26160fddf499c1bea2975d436f53ba303c
5. 0x3f024745ef35634263336c517376abd42db972e0f4b91028f03851412b50d27d
6. 0x4add3454b88ccf593671c1db46dd4904aadd48a87ef8b49c146973bad8b3e13c
7. 0x940d7901068f77b3f73a8215290cc49d8fc87595d574af3fe3177f81608f5269
8. 0xbba6c1f27a744813e5d1cd90981e7d0191d4bba1f3db8ff22b1f3e3b51d0d814
9. 0x91c381364a218b84055e1f78c8f0ac43edb79863db3e10d36ef14d85bdea416b
10. 0x07d55d0d154e5c61b7555ba631093650e8d378757a57394d078c9b79f412a902
11. 0xec6706d13f61f71259971a675d1e6d0681cfd76845bf57d2424af851c810ea5b
12. 0x8522b6d17f15c0c1abc36194c9894bdee4c4687a5eb503bcb0fab90198db90af
13. 0xbab97b696ffe737616975d37e243af07fa246058d99161c165f9f96fde8768ff
14. 0xb75e183026f9112474e3710d846b63188d3bba750c3ad3feabd9a22ee7d080fc
15. 0xa7d3fa0a08edea990614977b51a6b3289c357a88d8ca06dcbfe67415a017c0e7
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1