Evidence row 1051682

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": "2026-10-29T18:13:45.325173Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T18:13:45.325173Z",
        "updatedAt": "2026-10-29T18:13:45.325173Z"
      }
    },
    "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": "1.2.1",
      "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":"e3396275ff42479055caf424b0dd1007ca0ccf1401f0ad9474984091879e09bd","id":1051682,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793301225729179,"prev":1034663,"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. 0x131e14b7615c356139025f777b52f3fadb60df7414a46d80ff579e85301d7be1
2. 0x13eb0c2c6e42d1fc8ce21daf74d4f8d4b5985f7be1e039e9eba35ac5c0dde441
3. 0x252ae0d4d554c2242aff307cc4cd22b277b6941e807cca217e44d068da1bb60a
4. 0x6142f8f354a170d6d57055ee396466eae8b7a92032ab889062c22cffb0f1d954
5. 0x5be1336da224cb9e470b2b2880f4bd758e2329e796876ebb36f0fe0dd3fc1e70
6. 0xe0c3b38fe7a68f65c7fc0458af89604a9dfb6eb535624e62cc3aeb17e09d2b47
7. 0x62baa8d769e4c4186252db1df70153067f2014cd52edd2ba5b79c86af16a7fee
8. 0xc0e0d6f7287966cc3ff830bc6fe993a861fbb185f674eb3cb3c39c0c4181f285
9. 0xfb34d50d5a5cf68304328fae0c8719da4e77a3d49a4d1fc997fdfb1c099aad1c
10. 0x41e3114d5d515c78974aaf09d823dbe6a566668bd49d7f494ab772ce3f97b8fc
11. 0xaecc5a6717dd573687f528fade29d1d37d2480c0712a35e316f6e5c51efa077c
12. 0xfd18753c8b101a317f8776eba8b5630896fa9e7edd75c1bfe45103d866678a17
13. 0x9f7c7f82c1751c52f0abfa61fd04ab49e1074f7dabe66661cd391efb1c30f9ba
14. 0x084c8874a1d9f8527c9c50048abe328afb50aa4926cc4b9639898f00eef5101f
15. 0xb4cbfd07748aa7d27896e5517d69e2e77024b97a1cfe1755f9af8471ad993bde
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1