Evidence row 3775412

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://practice-better.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/practice-better/"
    ]
  ],
  "name": "Practice Better MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:25:40.932675Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:25:40.932675Z",
        "updatedAt": "2026-11-06T20:25:40.932675Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Practice Better clients, sessions, availability, services, packages, invoices and forms.",
      "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/practice-better",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://practice-better.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/practice-better",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Practice Better MCP by usefulapi",
      "version": "1.23.2",
      "websiteUrl": "https://usefulapi.io/practice-better/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Practice Better clients, sessions, availability, services, packages, invoices and forms."
}

What the leaf hashes

{"body":"e112d3e79a431c4f706782897399eb9bad0f0b096956363d5eca4922220aed24","id":3775412,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000218302836,"prev":3765108,"subject":"mcp_registry:io.usefulapi/practice-better","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x5d136f4f36d27eabd7fc31d8224815612e92c076ddb84ffae9ac559f408dcabe
2. 0x013d7b08c67a9b6d75e512d20fe71f46b68b7cacd2017b5f6331c2020e6ea103
3. 0xb963593a64f667148682268c6e5907153c76e6d854f3cb46a1998ecd15f5ac76
4. 0x8bd78efdcd28e444c1b848423abcabdfb5a305ab0caf75218b1c55afbef08383
5. 0x21191a69a4384c8411718e2bd4959f737660b15be30f627d57b00530b1fc23a4
6. 0x5a5463aa48c93e394d7ce1fe23536f443a81d9e581497b09af799936c7157d1b
7. 0xdbab99af76b33076b353df1055a7b333236ba38ee9942bc7d398bddf1f773c44
8. 0xa29ef5c19abb1892095a3037810bc77c5cea7950d140d14b7c48b4fd3207e72d
9. 0x77e7606c45914fe9ccac9be8a5f5844ea9e0bfb7c6eaaffe91980a10db7c62b3
10. 0x1000a8c1d6f88713c2f65e5e3b5b312d83b8431b88190e029d412a42481345aa
11. 0xb24ae8d329f3551294117ba5f4c0c819c9da4a218f9138e3c1c3d687110ade21
12. 0x31f7bfa0ccf9a183837fca1ef2701622b768e7bbe76a12d39922d819817efde6
13. 0x426f01b2982c4c6782326c13870bf48a5b63534329fc9ce2f606abeb73594094
14. 0x436c32b517f221d6ad84bca91be0dd1a4a4c33e7297c776990ac7a95a4e2e423
15. 0xf5bd84a61225f062ef205a5e8dc4f170a403665fdfa49b2b923457e0386f3abe
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1