Evidence row 989484

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/codex-gsfa/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/codex-gsfa"
    ]
  ],
  "name": "Codex Gsfa",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:14:22.139186Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:14:22.139186Z",
        "updatedAt": "2026-10-29T02:14:22.139186Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Codex GSFA — the FAO/WHO General Standard for Food Additives (CXS 192-1995).",
      "name": "io.github.pipeworx-io/codex-gsfa",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-codex-gsfa",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/codex-gsfa/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-codex-gsfa"
      },
      "title": "Codex Gsfa",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/codex-gsfa"
    }
  },
  "source": "mcp_registry",
  "summary": "Codex GSFA — the FAO/WHO General Standard for Food Additives (CXS 192-1995)."
}

What the leaf hashes

{"body":"b103b5e5d36da014140e9f0734560419de5ff47106201a846bad00db8968b44e","id":989484,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793243564049619,"prev":46188,"subject":"mcp_registry:io.github.pipeworx-io/codex-gsfa","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. 0x1394ecafca20bb2ff53bd7b68828ec2a3911e77163bf7745becd2a214e67d836
2. 0xa9a4a69b9c127f4365bfd167b518b79f1e3c8e41d24e430df1f6be2964f5f148
3. 0xdf26fb108ab7df4b5434481b81a73d97dd522eb412cd572fd6652b1e9d85481b
4. 0xc4ae4fbb1c149c4479b9a64c7461ec0eb000f697d3e6d702f7a7ecbe7037d004
5. 0xcfd63fb8c768af59c231b4f9e16c9ee5f667f6bb0b656878bfdd6a1f242412a3
6. 0x12498175c8d24181ba6bd3ed1363ca59b8ef463f05483b9dc8f3d96ff6760c1c
7. 0x17bc786da27b7617da435cb0ff5fe11bd3bc5dd5c8dd4dd6087587d0100e2b75
8. 0x91b8b1074b72acdc343feceb8f909bd4de74a2392b1702599a7d2806cbb80e92
9. 0x81b4b5b501e50f31135fd2e5408199750a49e8ab9e9a28c423042c2195feb52a
10. 0xc504a8ffffdb1c1690a254b7d818f2efc472ab29b13e691b90088855ad591d7f
11. 0x58962753bfeff8c4e3663c417d2b7ea04818932f9fc2a5f8a10ceb173e8432cb
12. 0xb8f119e9ad494786e4c14495d773403072d99e028eca7f32d5755c33821e77e8
13. 0x9f7c7f82c1751c52f0abfa61fd04ab49e1074f7dabe66661cd391efb1c30f9ba
14. 0x084c8874a1d9f8527c9c50048abe328afb50aa4926cc4b9639898f00eef5101f
15. 0xb4cbfd07748aa7d27896e5517d69e2e77024b97a1cfe1755f9af8471ad993bde
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1