Evidence row 403496

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/jecfa/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/jecfa"
    ]
  ],
  "name": "Jecfa",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T04:14:19.679254Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T04:14:19.679254Z",
        "updatedAt": "2026-10-27T04:14:19.679254Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "JECFA (Joint FAO/WHO Expert Committee on Food Additives) — safety evaluations, Acceptable Daily…",
      "name": "io.github.pipeworx-io/jecfa",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/jecfa/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-jecfa"
      },
      "title": "Jecfa",
      "version": "0.1.3",
      "websiteUrl": "https://pipeworx.io/packs/jecfa"
    }
  },
  "source": "mcp_registry",
  "summary": "JECFA (Joint FAO/WHO Expert Committee on Food Additives) — safety evaluations, Acceptable Daily…"
}

What the leaf hashes

{"body":"02c45a434b6cc7ec40c85529fd7c49c5cd46af9a4939340a9f3b58a1540f87f9","id":403496,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793077369588774,"prev":46825,"subject":"mcp_registry:io.github.pipeworx-io/jecfa","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x953a8848ee9cc54040507543064e8eca6fc311edc0d83f61ac5654ca8ddc78db
2. 0xd94e9d24bd4fceb6ca312bb3221e247c52fe495b8465454b95c93b97cecb503a
3. 0xfb678f440ecca279b6dabf908169bd23161f6121a83832cd503f6a0d301269f7
4. 0xf635d636a2505cb640def574001305f884f3ef5473b5b32bf929aa6922ea2385
5. 0xac1b5bf30ffe86466ac6bb4f9559c924a019a27735864c64e5fcf0b93db9f936
6. 0x28787a3719c8c503cb28de075e1fd16d08ee94e5f0a6d306185788a7470b8ee5
7. 0x6be224d6bd9fd1b7dd3aa7695ecdddea9ead968c6e508f25c1cc49bf6393cd28
8. 0xb0db24e0dbfce458874d05effd1f61f7bd15657d5a5e4ee99f3744e0ccd9d3b3
9. 0x8ae14d3dab73c29f9fc9435779ffdf22b79751c99f74c287bdc2ead37ebe2cf8
10. 0x7ba3519ee17f3918069be97b4b6928adeda06ee424da27db34abd998ca7297fa
11. 0x04a09d663456ff3951851256dd93fd8bffe97c065373b0fa7994aee5fd52c4a7
12. 0x747fb8d60cfe8dde3cb6d73475c58c3912bdf8d928b8f0480aa1c97a1b71d408
13. 0x59c5c792b40d9054ce2b84a60af97fa54f2e1a2a369a6a52dc3f45de41128e97
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4