Evidence row 1224149

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://paycheck-calculator-mcp.lipmichal.workers.dev/mcp"
    ],
    [
      "web",
      "https://statewage.com/"
    ]
  ],
  "name": "Paycheck Calculator",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T00:59:17.454403Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T00:59:17.454403Z",
        "updatedAt": "2026-10-30T00:59:17.454403Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
      "description": "Take-home pay for 2025-2026: IRS brackets, FICA wage base and state income tax for 50 states + DC.",
      "name": "io.github.theluckystrike/paycheck-calculator-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://paycheck-calculator-mcp.lipmichal.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/theluckystrike/paycheck-calculator-mcp"
      },
      "title": "Paycheck Calculator",
      "version": "1.0.0",
      "websiteUrl": "https://statewage.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Take-home pay for 2025-2026: IRS brackets, FICA wage base and state income tax for 50 states + DC."
}

What the leaf hashes

{"body":"6048d47228b49c18d38bf9e46201f1c567078d5f997c90fb6fc50543403a5c5d","id":1224149,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793322889273168,"prev":null,"subject":"mcp_registry:io.github.theluckystrike/paycheck-calculator-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. 0x9fc0c7790e92894345da56ea43aab4a517632ee273c8ef9f8f4e6b09457c4f8b
2. 0x0a25d8ad7179ca4e226373bd4e771bcf68204abd7f7e9c3cf02caf69e8096b8b
3. 0xfbf7105127830328073ad62071bfc2d098787cc8b99625b1a638e5284add0357
4. 0x2d35e5972a68af9720207f518a2bd4b52ab1d5d1790e29e3a502513a952c70d9
5. 0x286c508e5ed762ff30abe4893d66a2ef0462418a2c9a4f1387734ba6c9a17775
6. 0xefe234625e07a1347b1847c729770e32a9bf56741fd0ea727ca9c8ee37f5ab3e
7. 0x57bf3c78b681c5bdb0173a783191c47e9ca0220eadfc1690c28868ca99a93c5d
8. 0x11142f0a74570cbbdcae2ebee920eed048f9dcef964a73ada3590fb3e304539b
9. 0x7037f88f0fb888f512b667f8e558c4f8e86cf1f81304eed84a8a053618334d05
10. 0x468e31c896f1bd9b2427f5ffd60b1fa6e15d1830e48125b31545c9ac7ecf90c8
11. 0x392a211c9983b3934c8ab7b0b9500248ff5d2fce114d9150ed392329c26b231c
12. 0xe8456fde7c82095dd536981ac0646d7cddd340162ca0a0ed5c7615790b0ed9b3
13. 0xa4ef8b242e17e00395357e2457bc5040c7d94e42e7d8cb8e331ba687e9002650
14. 0x1eeab2b7eb6c0e44e79a2d3d5d5f63d9c0f269f286347cee11c002d3e7c1c75b
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861