Evidence row 3414325

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://lawcus.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/lawcus/"
    ]
  ],
  "name": "Lawcus MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-05T13:38:23.050949Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:38:23.050949Z",
        "updatedAt": "2026-11-05T13:38:23.050949Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Lawcus contacts, matters, leads, time and billing reports; create contacts and tasks.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/lawcus",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://lawcus.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/lawcus",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Lawcus MCP by usefulapi",
      "version": "1.15.3",
      "websiteUrl": "https://usefulapi.io/lawcus/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Lawcus contacts, matters, leads, time and billing reports; create contacts and tasks."
}

What the leaf hashes

{"body":"70287acaa2af0791471952bcab4e613840864125c260096c9f3797eecdb2e82b","id":3414325,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888497171771,"prev":3396074,"subject":"mcp_registry:io.usefulapi/lawcus","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x66803729cca433d682e6e38bc3c16cdcd602c0a52b04288d07d18e06eeef4aac
2. 0xf99f1c779172333085009be29ad5f3ebb339a033679541286573e803f344829d
3. 0x61e0cc3c528f379eba7b8886a92061a5cfb2c5c7e2545e45b51e7a4bae1ed925
4. 0xd3856c6b6409b9768ba9278168f0c12e42da7667eba3f96d571b9bd178f29943
5. 0x69546062b4fc0ce3faf1b34a7b5b7ebd3569f52a8f90483dc1b8379ce8d10e5f
6. 0xd264dc01626d09b0c94f14b8cd6393d67fb3d4637bc4b52b9f4f459523e2590e
7. 0x183ad5a92a4305879e5ddb6e47d5b139acf0cc269b867dde01f7246626d3e903
8. 0x10a484b91982add20491a8d81b156d024b6541517ea38ac869911364e5cdde8d
9. 0xb6ea2fd6a1421c009a7b9370356e3a9e64b02cf63c83035dbf1625f1d64c9cc1
10. 0x60cc74529dff6fb6901d9393436b55cec84820e788b6faa349341507defe4590
11. 0xa6afe9d4118eab8eb7cf5268e8bb0e1cd4fbf35edf6164a6dd6970d4df10e63b
12. 0x6ad4e2786d6f9c02dc48bdc66434b7f9bb6da654f991b1c6fc4093f5e4171cad
13. 0x2c853a09e4d19ed122d82be31645f0e7e3c6b5041a18f2bf4499b9cd2bfc414e
14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94