Evidence row 1053817

What was observed

{
  "endpoints": [
    [
      "web",
      "https://ca-weather-forecast-mcp.donniertf.workers.dev/"
    ],
    [
      "mcp",
      "https://ca-weather-forecast-mcp.donniertf.workers.dev/mcp"
    ]
  ],
  "name": "Canada Weather Forecast MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:10:20.924236Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:10:20.924236Z",
        "updatedAt": "2026-10-29T21:10:20.924236Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Official Environment Canada forecasts and current conditions for any Canadian postal code.",
      "name": "io.github.donniertf-hub/ca-weather-forecast-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ca-weather-forecast-mcp.donniertf.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/donniertf-hub/uk-mcp-fleet"
      },
      "title": "Canada Weather Forecast MCP",
      "version": "1.0.0",
      "websiteUrl": "https://ca-weather-forecast-mcp.donniertf.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Official Environment Canada forecasts and current conditions for any Canadian postal code."
}

What the leaf hashes

{"body":"c9aae168d71398c61c4da3bcf06caab95c261a7293da980e5b429c1c3faf40b2","id":1053817,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312085663826,"prev":null,"subject":"mcp_registry:io.github.donniertf-hub/ca-weather-forecast-mcp","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. 0xffbfd0f00c698c02d2528af7a595f29ea54fb3cb307d27c9ce69e05739187d35
2. 0x4f2a08cbca9fc424fec8aec66f5c15671b91b32a4ecc24be1b1a1bf45dc5b0af
3. 0x7f234faaaf0930c45132d31d999715c78d5bff2b4ab99331080eaae5726d1dcb
4. 0x80e59cb51bdafcc9d23459b299a1dd641305b0b27dd03d888e0cbf1192102f52
5. 0xf87a0e22d5539e51a70ba29afe086aaf0d5a4b43a0396965def408db002f1469
6. 0x02caabbfa8b36dfac34f88320c91fe7635fec4f37a5814f086bb52106c38e76a
7. 0xe303b1a66d3e08aebdf13c7dcfe6d01e290db47e7c382958ae5da37b7203fc8a
8. 0xf4f393622232a7d1e1586b49737f9314c0b73eb35bdbabd6333891b9483332d8
9. 0xfbd3633cb65c6ed4b34e27e2299c3c2cb45ff4765c5d8938e3dbd19062d8a0bd
10. 0xb3b0d92cca6ecc0adcd2ec3a6fd98962a771d00e99b53d97da61d093de3822e8
11. 0xb42af89b06148c65fa3840e6cddd4a34637baa9fbb4e2f2f9c0fcfceb03ad6a7
12. 0xfbf2792cca7685956b30b6c58301376dd1e786a9c1377f6b152417d12e0b25de
13. 0xf708469bc3aba85a4a4875a16834cb1ef22f7d55f1823cedb60f00dfa15f77df
14. 0x1dd763930a8023065a24b676469b4f26d92a89cfe71226ced9df379f43ec0f0a
15. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
16. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1