Evidence row 3414290

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": "2026-11-05T13:38:54.23353Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:38:54.23353Z",
        "updatedAt": "2026-11-05T13:38:54.23353Z"
      }
    },
    "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": "1.4.3",
      "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":"2ba8a28c3719b178515f84bc9f59a8b69a788b08efde319eca43ac617c8e5540","id":3414290,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888497048938,"prev":3396040,"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 2026-11-05 (322504 rows).

1. 0x60bf3c661d228421b48a6e35b9aced0bbe168921fc735a8912874cf7587ffdea
2. 0xbf12f1bd9886b007f6544ce4360429edfa7415284c3326c19a02e6803be73431
3. 0xcdafc6d38d0095620aa8268dae25ac1ef388d7ebc52c3ac879b2d76fc19040cd
4. 0xf24281566d830a40a052160aaee87fd627b087d94c10cc8e352dfcf519632a34
5. 0xb4bd42fdcc1d09d636d9e339e0e9434277729e2cab96b566db7c6f1d75f5f18d
6. 0x75d3beffc40919530731e5e4e5c4a169d17e592722702783253db6c3bd86da53
7. 0xbaa752c3814240eab2e7635ad81238957e3ee47771a597e54753c218793141ec
8. 0x85e0c27d940ff50f91ac0902cf6ac5b0b1f35df176a8f9781783580524032bc2
9. 0xf441a2435600669f91116c2b6579695906c4b623077af1f88a80cba0249b059f
10. 0x7b2fb136f17d9214371d3e0dcde38266b254c96e08204e238fcd1020ac899fd0
11. 0x7c8b2286c643e1fd1616ea63c4bb03c1d979d6b8f858312c841998bda0e26200
12. 0x3ba0d08d44f267f060b8797c517714d6114ad04f4ce28e2d3a474b83f58d4395
13. 0x98caa4ab6341a38b8bf1e16922248a68f0bb42f22d71342e71490297a39d35f2
14. 0xa2dc8f96b204e9ca3e547eaad92221ac78dc5f058c6959b821d49395bfe96c5a
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94