Evidence row 996986

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/meteostat/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/meteostat"
    ]
  ],
  "name": "Meteostat",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T04:50:10.905441Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T04:50:10.905441Z",
        "updatedAt": "2026-10-29T04:50:10.905441Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Meteostat MCP — historical weather from 11k+ stations (no auth)",
      "name": "io.github.pipeworx-io/meteostat",
      "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-meteostat",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/meteostat/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-meteostat"
      },
      "title": "Meteostat",
      "version": "0.3.0",
      "websiteUrl": "https://pipeworx.io/packs/meteostat"
    }
  },
  "source": "mcp_registry",
  "summary": "Meteostat MCP — historical weather from 11k+ stations (no auth)"
}

What the leaf hashes

{"body":"a56cfe655bfbccccc9a33d55907f67dc169c7a35bdb4ca840b86b21577f468ea","id":996986,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793250769785126,"prev":581739,"subject":"mcp_registry:io.github.pipeworx-io/meteostat","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. 0x82e3bf708dcac4b06a98636169dfa1071d1e789b673bdbaa1192679606ce4f04
2. 0xa414c32c7a4df7cbe6b2defddae2007141c3bf1403fa021ad6fc121e418306da
3. 0x6e118e88fe4ce6bd0a841f6066ad93d9da3dd2a11d180b32d83d70b25b7f2346
4. 0x29dc9ed21d071bf8e59b15a549e8991c65bf6e0ab86957dd393dc463a16129f8
5. 0x5dcd1a8ef8b2d48c7a7ef859f86b033cb640cf29f05521a17da728ee70be1756
6. 0x0255698f5020e1e95cabeb6df4375bcd2087c97be977d2f3c5fb50851e5a917e
7. 0x9378f4c9f4a6ed76831b0d17e78848e51a9ce82a7f9165320beabd285548520e
8. 0x0fffdf6c83ad501c8cf0ae8ff20f4f2691a2139f7208863e983c3d034d971287
9. 0x7325e3f1d54f0cf4feba261b5088933fa100e10e93cc4f0a8ea8dd25509fa032
10. 0x3b10424cfdde9a9a1def792a0ef74cc03a266e16937543eb62131b4b5b5477c8
11. 0x976d6f36770e55d687647d3667ee3a1291894a3132d2a2164576bb8efc3b7260
12. 0x165a0ebd30d5d40838b00ba129ab1c072a0c1fdc4b86723389d5a938f8664089
13. 0xc511979001bcd2bb5b86878738a5b657ccc5572a24d219f29746ef8edbbccf80
14. 0x738c5bd29ff2d2f8d7fd631baca705f1f09ba7c5f714efb8c3ec3626affb304a
15. 0xcf94ad18fb19d78b9bda4e21e2e80e6fbf3504f3f83fee3273c11933743525c4
16. 0xe2d603cd6f987214550319ad4fa39952b6098bc5c1b20893b6b80e8d82a79934
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1