Evidence row 2726475

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ipapi-is.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/ipapi-is/"
    ]
  ],
  "name": "ipapi.is MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T22:30:28.819372Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:30:28.819372Z",
        "updatedAt": "2026-11-03T22:30:28.819372Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up IP addresses and AS numbers for VPN, proxy, Tor, owner and abuse contact in ipapi.is.",
      "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/ipapi-is",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ipapi-is.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/ipapi-is",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "ipapi.is MCP by usefulapi",
      "version": "1.4.1",
      "websiteUrl": "https://usefulapi.io/ipapi-is/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up IP addresses and AS numbers for VPN, proxy, Tor, owner and abuse contact in ipapi.is."
}

What the leaf hashes

{"body":"4fa741202a8c755aec460f5cf5c5ffdad0461fb4ffb9d713c007e453ed469aab","id":2726475,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747992962848,"prev":2564621,"subject":"mcp_registry:io.usefulapi/ipapi-is","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xc94275b53621e6683632cdaeb9284e54c4b1e8ec96d76a2ecacdc78114b5c31f
2. 0x429c2cd225daca30a6643d8b28b7f6500ac6400163e3481a7d8342c1a0fe4b40
3. 0x404d6a5654175a64ce056cad42789c1f907fe483fc8cadc2737c1c0abef16918
4. 0x4dc62ccf532156202d7c3c821f2b57f21a26b9bea30316bc08a830b7094c2fd3
5. 0xae6a26d0ad6f87b9b408998cca6cde35a462fa8dc02f95a0a28858971ce20ebf
6. 0xec1aa4fc5c564150e97d265cdad37d7cdc4fa1582856f86cc1f47b1088f5ce90
7. 0x7aa1ddcc2349995749b3671bda80a6d0db7218208f6657d18bb4128dd5fbaff8
8. 0x8613277aca4345cd2c971749545b31aa330ca2c2f8a988a20c6faafbb96a0f54
9. 0x744d41419f1ddb42cbc5af3714ca225f1738019fd2c90a49e1c7c9f13b27bd02
10. 0x144a00c25a9e9ed94cd1ce3658497b5f2b25d9e833ef73c6b342d10d0ba25823
11. 0xf3299713cd29fd8c9e832d003cc5d5f94bd7e3c3e9fdaf91a099b917589d6396
12. 0x2dbeaef7e11fec2295857e8322d40ee932a2656b92bad7e53be5969c92b901ba
13. 0xe7d1bc5a19c72da3374cf6c5d9af49dad33e112742ba8c06c04d858a1df1fc15
14. 0xad3757a4386398bde7b5dfd7d1ed0d8391a8487b9cbded422b75d61d77ec3baf
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7