Evidence row 1057734

What was observed

{
  "endpoints": [
    [
      "web",
      "https://us-federal-holidays-business-days-mcp.lipmichal.workers.dev/"
    ],
    [
      "mcp",
      "https://us-federal-holidays-business-days-mcp.lipmichal.workers.dev/mcp"
    ]
  ],
  "name": "US Federal Holidays and Business Days",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T00:08:18.018471Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T00:08:18.018471Z",
        "updatedAt": "2026-10-30T00:08:18.018471Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
      "description": "Exact U.S. federal holidays and business days 1971-2100, OPM and Federal Reserve observance.",
      "name": "io.github.theluckystrike/us-federal-holidays-business-days-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://us-federal-holidays-business-days-mcp.lipmichal.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/theluckystrike/us-federal-holidays-business-days-mcp"
      },
      "title": "US Federal Holidays and Business Days",
      "version": "1.0.0",
      "websiteUrl": "https://us-federal-holidays-business-days-mcp.lipmichal.workers.dev/"
    }
  },
  "source": "mcp_registry",
  "summary": "Exact U.S. federal holidays and business days 1971-2100, OPM and Federal Reserve observance."
}

What the leaf hashes

{"body":"4f6e1696b3c5c097ee4ac11361f88687333c6c6e44152a4f174d3c573262b490","id":1057734,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793319288215443,"prev":null,"subject":"mcp_registry:io.github.theluckystrike/us-federal-holidays-business-days-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x820b81e9010a5e9e8b5857cb9b5bea41765a66f2eb81cab4cac06e48df61f547
2. 0x8f20229969c31548cfd493541c51866ee7d4900521b4325da047589e3fec9f78
3. 0x6ef6a000a62502c4b9e1fe1f5c33b3c37cd6f6563b974d1066b89aba5176e98f
4. 0x16ffb316de8b0b03412147e11f7854c35f8a008ca1dcb20eacc04481bb4584a8
5. 0xcbdb0e5ee2fbd1b4b52a9e373613d756a1a7d752dc92b2465dec466e4287cb21
6. 0x63156265bc4c09b16f15fc9ac78a86f538cedaa1ba548bed0ca401426433b405
7. 0xcd4e18b86dea75795c1639e95677bd2d82fbae013c140dcb1e1e6d8b81f5f3ec
8. 0x166f6f268ed9a479f4b60a2889820ad9c97ab07b442d4fe6991f642fdc16982b
9. 0xcf62c49bcc390f3aab6f9f942c5c6924119985e60578c1a0f074eee6b96fb464
10. 0xf07d3e6c09355944052d6499f8cf17c9d384e28caa427caa56637b8af554ddc8
11. 0xb6f159a45d11e217321f5b167039fc2611dce674daf03115b93f4b8241c85536
12. 0x79428b3f9b70cdefeefabb76ccc48d190eafc8c9b15ed30ce0a8c43d319c4272
13. 0x386dbe0266e62db019a818ac71a5b2e72b65071ce2bcd7f64efaa40322e5f002
14. 0x2cc23d59d659d5b819934005bab57d036b04ff4c8b701cb0e274c40aaddb2d51
15. 0x235114e50a987e65d728b9ef8b5978846cd7c01f22effc55dd604c388ce359ec
16. 0xdbaaffa44665d1fa60d33d2c4075bd87629b76d01a6ee63e621e78590303b56d
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861