Evidence row 1053860

What was observed

{
  "endpoints": [
    [
      "web",
      "https://us-business-calendar-mcp.donniertf.workers.dev/"
    ],
    [
      "mcp",
      "https://us-business-calendar-mcp.donniertf.workers.dev/mcp"
    ]
  ],
  "name": "US Business Calendar MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:13:47.227047Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:13:47.227047Z",
        "updatedAt": "2026-10-29T21:13:47.227047Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "US federal holidays, business-day maths, invoice due dates and IRS deadlines.",
      "name": "io.github.donniertf-hub/us-business-calendar-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://us-business-calendar-mcp.donniertf.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/donniertf-hub/uk-mcp-fleet"
      },
      "title": "US Business Calendar MCP",
      "version": "1.0.0",
      "websiteUrl": "https://us-business-calendar-mcp.donniertf.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "US federal holidays, business-day maths, invoice due dates and IRS deadlines."
}

What the leaf hashes

{"body":"f1dd822155fc8937b201b917534dc2706d49a584ce28002644cdca691c3ac82e","id":1053860,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312086198882,"prev":null,"subject":"mcp_registry:io.github.donniertf-hub/us-business-calendar-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. 0xd65a3c5bb311baacac5e6ccde46daabd9e5ea9ad0a424f2eb8ca0c763782ec75
2. 0x44386c88fbd6adf5a3eab94fa5ce4f6325ed0204c62924d875c91dc4dd197ad9
3. 0xf776eda9afc008aea976d469c02a5bbf7c03f8dc08f5c296a07aeb955ac653c1
4. 0x0d458548033c80e6e96fa0983a9011df78c8c00b0cdc2a97d74afce3098ecf74
5. 0xce5ecff050657c23acf2baa78a902e7d0c07c982edf3ee5b2efa5ef6f220038a
6. 0x0f299ef58cbc909a07a432a31977afe30a6f10ef6454a591aab9783a126b69d9
7. 0xd1ab43e7ea97b9158385b1923ffba18bed90b30ae0ec6debcfb2950892ab5d9e
8. 0x332796454e36fb09ea16b72ce9c9128743f6a8aaf5bdc8e2b965c37c04545f9f
9. 0xf5f0ae724a92544b5d1933bab8602590454ba44b195d2cf6e493565d550275be
10. 0x3eea0178cff28ae6d140bf6ee48be2bdd1c69d0532e868a99c0033de2d46a065
11. 0xf1f5009d9e40b003e9b0788065cc580864e54453f26b33feec2d61603db5de93
12. 0x3733d7c697359c00475e755c4c6b73ba0c090f0cdd072407c97973821fdf2fb3
13. 0xfe28e9e98d6dfa695fe78aeee74c827cd30eb7ca9245a239277f9fb4e1ff47a1
14. 0xc5f320d911e4e74a5ef306d3473fe072ea90372c9b9d8902795503f6d18cc307
15. 0xa7d3fa0a08edea990614977b51a6b3289c357a88d8ca06dcbfe67415a017c0e7
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1