Evidence row 3986746

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://feegow.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/feegow/"
    ]
  ],
  "name": "Feegow MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T21:55:54.071523Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T21:55:54.071523Z",
        "updatedAt": "2026-11-07T21:55:54.071523Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read clinic appointments, patients and finances; manage bookings and patient registration.",
      "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/feegow",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://feegow.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/feegow",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Feegow MCP by usefulapi",
      "version": "1.8.5",
      "websiteUrl": "https://usefulapi.io/feegow/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read clinic appointments, patients and finances; manage bookings and patient registration."
}

What the leaf hashes

{"body":"297701e25b5e85423e4c6a7ba12746f9c174afc756ad40533b7b495c5584b12f","id":3986746,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794090325104682,"prev":3957982,"subject":"mcp_registry:io.usefulapi/feegow","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0x1cd1c12d1c821dd7730c2a591a75257502e88e3cb1c0ddb5bb8f90e39a359e47
2. 0x72eedc311239008d1d764da18b5f71abf33819b21687eae474280bd35decd1e6
3. 0xf5e5f4341388993c0cdc5b178cc09a4a81f02ba79d8993848d89ffebfff0e81c
4. 0x64ac252fa733f4ecd96339635e0a3a293f3690b74692115cf682b6656be8f6c7
5. 0x81bdff03e53b31c109cefb695976b10461d847008428b4776ce50c3d866aaabf
6. 0x99afc235469e805a8e5946f836a38dcffe22a40315b395a4065c69c98931a682
7. 0x30216068c7c067da48a27c62fbca941aed35f25cb82f7abd28d51985cbd5b2aa
8. 0xa63007bd94380096613d160dfcb83c2618953e50ac3632ae55e12814ab4065bd
9. 0x7647eec3001f50f9c33a652c97409bfe8aeefb6319698af8517e9cbbd051d33a
10. 0x8dd22d43eae605fbc0a2fbf4ac3eeed3eaf1044d1acfb9cfa14a229fbda815a8
11. 0x5f4246bdeecb81a9746fec53aa17a84838b125d128584fea8f677616c9a3e7e7
12. 0x8286bf28ad387feae00000337f73fc646a2c217f8f28c7b4de9e52ba98337408
13. 0xe2b00eb32b7e9e6778d88bade9a7d19a468a8db8d20e735a3682cb3a61c2b621
14. 0xfc9ab88d5cb08cae376d37d3f24517c7a2cd94f277b0d505932d5ac795e4c6be
15. 0x22002567dfb80a697b73b13f0cc7ab99ac0c0bd9ea84bf4883eeb09f86036e24
16. 0x80bdd907e4cabf074c5e8d919e88abbc805de47d0c5c142e281a67157f82926f
17. 0x54292a94f447f1fd33c01b5c99da465043f11022958626a2ea562c457fef697a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa