Evidence row 1053830

What was observed

{
  "endpoints": [
    [
      "web",
      "https://jp-postal-lookup-mcp.donniertf.workers.dev/"
    ],
    [
      "mcp",
      "https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp"
    ]
  ],
  "name": "Japan Postal Code Lookup MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:11:11.084938Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:11:11.084938Z",
        "updatedAt": "2026-10-29T21:11:11.084938Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Resolve Japanese 〒 postcodes to prefecture, city and town.",
      "name": "io.github.donniertf-hub/jp-postal-lookup-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/donniertf-hub/uk-mcp-fleet"
      },
      "title": "Japan Postal Code Lookup MCP",
      "version": "1.0.0",
      "websiteUrl": "https://jp-postal-lookup-mcp.donniertf.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Resolve Japanese 〒 postcodes to prefecture, city and town."
}

What the leaf hashes

{"body":"cc70adcc3135acc167ba7e77ba9091c596adffddeed1c2f29137b128b36279ed","id":1053830,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312086128193,"prev":null,"subject":"mcp_registry:io.github.donniertf-hub/jp-postal-lookup-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. 0xf051c65c0c2f93ee954a6bf6cb02fee8f1f34f0cf2b4e30665d991e76b213c19
2. 0x1fe8a2354d762d6d923cff6bc72981e03897bf8fc666e1bf2a8ffc2f14397a24
3. 0xb084ac5e0c0eb0759c567a3f5b74bbfb7f6b05d1b822633f47c8f82bf5e9cab2
4. 0x5be91415909cec83d952925b2ff1cf2323780c3d9fd50c8ebc126b5de67a487b
5. 0x2b7a8fda628dc35fdc393733bf971fe66e272e5f25c5fbd7335b5eee0d9d641f
6. 0xbadf3cb05ad8997d058617df9887699c55f3d8a285ce28137844f0e6fe6a7bb0
7. 0x69975a6ccc2eba455d718799c29edb72c2d6f34a971e03394ea78e1346cf972f
8. 0x2a21e2643d6d5feaeffdb8bd5bac447b622520d7bcfe7805b932248e9b94837a
9. 0xe310ac008b8756e0ff2e943d8b9f82880f6384ad0de1a6fd00f851288f59c1e8
10. 0xf4938071c48f6a67b11947962f370268680647287c6f3ed0290ef86e567f38fe
11. 0xb3f25c5428a14d1e7ba4b42b57c0a74647cbfe3eeaf9df49fa1d665ef27c7eae
12. 0xcf04d51e2a618267a9e3bac042c9926f1cc68b25716925f84558d0fb5ff84b2d
13. 0xb7135ebdf44d4b9a6964eab1a8ef6bfb119f4566990979a4bd04ab15dc46a7fa
14. 0xdd7eee8bdadd60ea2c845df144e254573e75dd4221ce0c344f92f184bcc69afd
15. 0x1623e28c5fc42dfa00ec1935da937a96d5bbf27124e83666dc61efe8facbb339
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1