Evidence row 443062

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": "2026-10-27T08:34:48.838129Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:34:48.838129Z",
        "updatedAt": "2026-10-27T08:34:48.838129Z"
      }
    },
    "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": "1.25.0",
      "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":"def1a2a6b52fcfff9848e21fc689d6e3430f5e7455cf464cbd0fdbaa6da04ab9","id":443062,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093257801382,"prev":56570,"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 2026-10-27 (273461 rows).

1. 0x1905f75723eaee63298480f940cc4fb7c8592755868e97df92d6aec9a45c1762
2. 0xf6ac5e9eafc9541567b501310cdb73b01fef66bda0f4fa60db08b491ef2eeeb0
3. 0x805ce81fdd95fd83857566524f456aec4f8f4296e7e2c219d95a8383bd1dc89b
4. 0x80c64424cddf3ea2c3593fcac79e58e4c5625e932ffe14c1f72c7e949e53696c
5. 0x03368517e237529440382e5acdb9b16958237e06222bb17a5faead0580c32565
6. 0x106eb228d002415d731c5f19822df570adf21c3e6142696048e1d6a8a00597bb
7. 0x95e3fcbdee53a9f35cbb077824e867b38349a07ba60e0a68952e1f3de8ad813e
8. 0x57cfc40ee53c1f3a0480930e415243dd10eaabad4988aa45a5583a3042bb9a8a
9. 0x33b63d0f6c363352bc2d33f17994311ba4366a5fd6c4c263f3a19c74e774f933
10. 0x2b19e87aeca91c4eac6c69304b561436045865acff78c8de473b73789ce9489d
11. 0x3a308d481ae12b05ff4d5f5a64f87b375db92eb3a8ef3972c9ec3311eb3e6ae7
12. 0x7afa806e5533c63e57a18fda23b38702b370e8b298a35edc0c1de641c8ffcaec
13. 0xca0b37bb3b043ccf0f24c50fccd9c2f22b7e5290df49886008fc2ff55380fdd1
14. 0x2064e3a2b01d0d12d5079bf720a0d0125e9703c55e92de54ad40c302469ec047
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4