Evidence row 3396417

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/useresponse/"
    ],
    [
      "mcp",
      "https://useresponse.usefulapi.io/mcp"
    ]
  ],
  "name": "UseResponse MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-05T11:42:50.903995Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T11:42:50.903995Z",
        "updatedAt": "2026-11-05T11:42:50.903995Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read tickets, topics, comments and users, and create tickets or comments in UseResponse.",
      "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/useresponse",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://useresponse.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/useresponse",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "UseResponse MCP by usefulapi",
      "version": "1.2.2",
      "websiteUrl": "https://usefulapi.io/useresponse/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read tickets, topics, comments and users, and create tickets or comments in UseResponse."
}

What the leaf hashes

{"body":"a4e0b11c0ff5afc1b2ee86a0a15e0c84634d81ae164c98d1439cffa0bebb51d5","id":3396417,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793881291582919,"prev":2726850,"subject":"mcp_registry:io.usefulapi/useresponse","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. 0xcc71ae4635516e898068a6955003f37172e500c118b0de5a065636d6b62af920
2. 0x09daf8724f8e5e9584788e1f5271323a8302d935ee933d433cb5f482b760b2e2
3. 0xc47112a5ff272c24e9374205b849d43d5e22ade209277b20d54c29c60496d6bc
4. 0xda4b03b191fc3e21ebff3ad64d51abf375cf241bdec2e314412956e9b15d5684
5. 0x02787713ee16c2c04448b33a9ebe352a31ae9e6c26f71593928086664b119c40
6. 0x8790a1d9fa4a7fc6418181ce979b632a697767bb0a20f290c4c7845f1e378e76
7. 0x4cef011d65d2a0bc193a7e047e4a9cc8ca3548a98a866d7a42082189832b3e1f
8. 0x40d22eab5376a954312fac66283034e4e7bf1ae04f20d846c6f4da33eceb2df3
9. 0x7a94a7ce4ec9e0a6bf03fe92395969e7a1cd8c7d760c7e83b91e8019eba20aa9
10. 0xc960347b1c841e3a07115fc0486e83e4736b3790fa849ee7046e84500193af54
11. 0x4adb2d4441406925eec0c08727f1e23a76a7a73a0bfb852ce2eb160d72b95d58
12. 0x7c39894dcc75c1cbf685a54c12ffdf8996d182f391919a7a72c9bc6b6d18191a
13. 0xcf9c86bf65b4a0a75207f5b32a0f35fecd6ba8a456e38a5ce345462fc0b7b0ec
14. 0xd01459647d40d605c761723e6522a6a8a4f8cfb9e4f0ef03c29b44591ee9d962
15. 0xa4e56d82ec36b49551d49bd66018a63f06e5a1bf1f57267e4e574643bc111b3a
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94