Evidence row 1249538

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://drupal.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/drupal/"
    ]
  ],
  "name": "Drupal MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T12:20:49.113499Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T12:20:49.113499Z",
        "updatedAt": "2026-10-30T12:20:49.113499Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read and write Drupal JSON:API nodes, taxonomy terms, users and files.",
      "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/drupal",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://drupal.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/drupal",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Drupal MCP by usefulapi",
      "version": "1.29.1",
      "websiteUrl": "https://usefulapi.io/drupal/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read and write Drupal JSON:API nodes, taxonomy terms, users and files."
}

What the leaf hashes

{"body":"6ba04adc1352ad202d8c96e06863c054b2b9e65775f79398476588457ce6f408","id":1249538,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793366121919900,"prev":1025597,"subject":"mcp_registry:io.usefulapi/drupal","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. 0x9eee77daef10d9158ce57d7a8f52cfe2c59e5236215b6f81280b9ce1a2c04d19
2. 0xf2bc15fe2c1c8d59804d4ca159ca18886bdb845af3e9034ee34f3b0611ad532d
3. 0x3002a3ea16bc2238710fa3d5808ba9807004d64fa1778a4fe594766dc4933b5d
4. 0x285260ba2f5ae8664189a078bf48ae7c42797cddcec92f4a42e4e511b88db361
5. 0xab3eab23d7ccd3aa6668c72474465f2863d0924bdefd3097389867d463aa3c78
6. 0x4a2e77838d60932f89c412f93f656f2890c923752d501e24abdc1cc3e376f523
7. 0xfe92e441ae5c365817e29779c8f45aca9b7d31cfa8e07f25c02eaecd734baf40
8. 0xa42daad540c88d8f53d68b9201ab7765a72444320ea79ba05bfeec11d72b7bab
9. 0xee7c30259936bc39a1e510adf44a3384253fd6576ddc1501d118b791955e62f0
10. 0x633fbcefdee8d2e7797ee70bc5b80df177a9241078f26ccbee6b275603408bf8
11. 0x4f4586033a98b71667f25cdc001e09813d6c1bb00cb0f0444539684939b3f893
12. 0xdedf30b66ee512346cf034daebce53fdbd82fa50d1fd252211d1926d97098963
13. 0xd39f7d64cb3206788e8e31ad1bab3700ff64ebd64c54c91e909d88aa713d003e
14. 0x1eeab2b7eb6c0e44e79a2d3d5d5f63d9c0f269f286347cee11c002d3e7c1c75b
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861