Evidence row 1541414

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://openphone.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/openphone/"
    ]
  ],
  "name": "OpenPhone MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T21:44:06.426152Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:44:06.426152Z",
        "updatedAt": "2026-10-31T21:44:06.426152Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Send and read OpenPhone messages, calls, contacts and phone numbers.",
      "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/openphone",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://openphone.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/openphone",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "OpenPhone MCP by usefulapi",
      "version": "1.33.0",
      "websiteUrl": "https://usefulapi.io/openphone/"
    }
  },
  "source": "mcp_registry",
  "summary": "Send and read OpenPhone messages, calls, contacts and phone numbers."
}

What the leaf hashes

{"body":"74a71b7b37754533347584e08d10263bf1401d880d39603c681b6a9ddbe532ee","id":1541414,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485023704678,"prev":1538002,"subject":"mcp_registry:io.usefulapi/openphone","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x9ba570afab1a79c24b2b31f8a83879f6f06f57cbc92e229e01c8ea7a38a87dc4
2. 0xa9cb7fcd8200f97823194f27a5d06b2936f113c1d163c7175baf84849ad4059f
3. 0x39eeab46d788c7aa619e549fe9aeb7f4d49dfbd34cffd96c069f264b1003ad04
4. 0x2e6423a5333ccab56da794405f36089572cf53d811d5e4ef01f754e9ccf1bb4e
5. 0xce9523d261e7f00f1ac36ed8ec6c55d535a551d60b45cb761dbebca106bef907
6. 0xb4a1ae1f5eb7468ae4190123269ec1da0d7d476fea985d740c4a40f37dcc21c3
7. 0x7f4b5ced775259ae2bcd532685ae24e3760538d7f5ef557f4887c5c47b59d608
8. 0x2cd810dd578996609e59918de86e5a0fee3ee99398b4c2e045ad93f2a3c95bc8
9. 0xa0fc31fc9dbffa383e3eeae69af492d91d3f84986ba5c9427d3bbee89719706b
10. 0xe14298ec1fc553180d32345fcdb1d8c483a937bfb47bb6196ac22ffe24e2f2dd
11. 0xb3f4c155785ad92d38ef2a3ac2079676750f1da5b9a894d8572bbfda507c55e9
12. 0x28555de93eb6818e35f42921fa29a52419a6cbd4fab3490795612447aa626ebe
13. 0x62321eafffd9c0854025d4b5a16a107783937f0efc8dd9568618d722218b7250
14. 0xba1869be223f95f72276ce33e2a2c15c419c92f64870421adea6f13169667701
15. 0xaada757a4e58b5424e31228ed7c84f378168cc321ac8ae3a78bfc8096bcc0324
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0