Evidence row 1005109

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/who-euro/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/who-euro"
    ]
  ],
  "name": "Who Euro",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T07:14:44.199528Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T07:14:44.199528Z",
        "updatedAt": "2026-10-29T07:14:44.199528Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "WHO Regional Office for Europe — Data Warehouse API v5.",
      "name": "io.github.pipeworx-io/who-euro",
      "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-who-euro",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/who-euro/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-who-euro"
      },
      "title": "Who Euro",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/who-euro"
    }
  },
  "source": "mcp_registry",
  "summary": "WHO Regional Office for Europe — Data Warehouse API v5."
}

What the leaf hashes

{"body":"385d2f8df7375c909b0dde3e2ef34ef8ce9e4b5b5facacaf7eacaa32b76f7497","id":1005109,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793261578001030,"prev":47706,"subject":"mcp_registry:io.github.pipeworx-io/who-euro","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. 0x62ee15ec165053d3bfa64e08610bc01ff436eba0f3272782fea6882b9d9ebc8b
2. 0xb97e6b7082aef0c8087274f24922ecc87c0e1640b6d08c39d5e9294ee7bef2ad
3. 0x48d9256b752adcdd315c23fb87ffd3b2ce4afb2ed4e1f0f778cb39b4fa93788f
4. 0x1271c8b42d5addc2f00e17bef8d1f782a5a510488c95293b16884bcf796ff978
5. 0xecc82b83ad2d092436887cfea3327210290ce27c1fd87243b24faf70cff49654
6. 0xd817d93366857942066120e308734db0456dc855b088c856ee070cbc0cc9d6d3
7. 0xfe22aeff86512b6c78a887412b0e76cd57ae69c7435289d3c51dadfbcac6ddd5
8. 0xaebe6e38a88800ea4250cc56d68861fd3cee546582a1c4391dc724a177fd50b3
9. 0x7d053660db689d0d70a94869ba8b06ec38e2683236a4afa3cbedbc2c5df8ad56
10. 0x15a7d34f0d8dc1933bcb7c1960722b66a910d2441dc87b37a79478f09fd01961
11. 0x7b7fb2505a8dcd399fd4de6d3173d5966102cbad8f0fbbf203087065e7fdc994
12. 0x5c29e1b657465fc7d33e3dabead45bb3eee135139c5c8bcc98571b4d3f21ceba
13. 0xc90367b07a500caa9d82d581b4945e6249bed8be8c5175223f7b366bf9ff9d37
14. 0xa523bd4cbb3e762fe27dc53a6d42747aef6e5dea4f602786fa6968d56a8842bf
15. 0x5c72917224317e5d0d7a0d4ada19337530fcd8b513d6fc46866876f7844efe17
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1