Evidence row 1828819

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://paydirt.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/paydirt/"
    ]
  ],
  "name": "Paydirt MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T20:25:56.060496Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T20:25:56.060496Z",
        "updatedAt": "2026-11-01T20:25:56.060496Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read, create and update clients, projects and jobs, and log time in Paydirt.",
      "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/paydirt",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://paydirt.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/paydirt",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Paydirt MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/paydirt/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read, create and update clients, projects and jobs, and log time in Paydirt."
}

What the leaf hashes

{"body":"c83a738f4be9c98f60f791858adbd81b43c71bf66fedd2a957002c032a32a8b0","id":1828819,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793567869236215,"prev":null,"subject":"mcp_registry:io.usefulapi/paydirt","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x4112e756ef25ac9853e525686a233e0bc639dfc54f0d6ec1218f01d4dc004282
2. 0xfc7475caaca970eb001bcaeca9447b3cf4fe61330711338370b85ac01b7e2031
3. 0x661ded949954baddd4747d2ca624206a878d1fa32690ce29acc995cdd238b511
4. 0x437b09e843ff075b573f6e0a73d5e8f0db45350d155c68de0f18eb0617be82c5
5. 0xc388808ad7112320dc1ca67b0ecef4266947e07305cf80677877a7fa12ef2aca
6. 0x6b52b63c777be55c2439a2a918717949d4e6bad45c04c86a3c6bdd414a184c93
7. 0xdba4f5de28b467ba5641c2fc5ad827d2297c5f1e0f586630bffb8cba6bcd24f0
8. 0x66a0160d6633eddfb44a0ecafe87afb9e435377f9cfb3800c132c03514596d10
9. 0x1e29ec02cd4cd1e7a267db23f36cc248f314f089884c4de04e6f54727be27b1f
10. 0xc77ab3b7d303089f24562139039334bd4ef76dce313e95653d4670600f8dc930
11. 0x21b5bb292016b79896075e4c31e727d765ee7b99c5b53004c5f7f18d70e40136
12. 0xc5a17d4db1156efb9853f961ebe2fd328221e87197cd597108185e8070eddf30
13. 0x7e36f1798c3a2f578449379de5c371a2ff47d094031d82679619a09cb98f8d31
14. 0xafcf38f796fa072123f5d525a88fd2fb85646ecc6e7e9a763c13179738711c9e
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90