Evidence row 3723454

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://eventone.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/eventone/"
    ]
  ],
  "name": "eventOne MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T12:09:41.893978Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T12:09:41.893978Z",
        "updatedAt": "2026-11-06T12:09:41.893978Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read events, programmes, speakers, registration orders, tickets and attendance in eventOne.",
      "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/eventone",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://eventone.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/eventone",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "eventOne MCP by usefulapi",
      "version": "1.2.4",
      "websiteUrl": "https://usefulapi.io/eventone/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read events, programmes, speakers, registration orders, tickets and attendance in eventOne."
}

What the leaf hashes

{"body":"8e09a51d2390b732bc9ebac63eca7f1d69462fd3a6a9a4b8925e0b8807d0475b","id":3723454,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793967737713685,"prev":3414173,"subject":"mcp_registry:io.usefulapi/eventone","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x13848a3fd80002c90e183210c382345e6c9a46d94bc81874ea881a6af49546f8
2. 0x4860d7b3ed1db85ff40a6570b525f05122b8de81e93048036857966299433808
3. 0x3406041e1045c3efac8738e1c55455b2b38b50293181138315d6f18f19e28266
4. 0xff1c8690bd1429cb2f2c75ca677aff545ca797f4c68e5ce97a393a22146372da
5. 0x42d52ab86e15edd38957c24ec637eb62aa4d8cfcd33ee399c25f3c5224b07942
6. 0x569568a9d02d835d6bbe684fd77e9e499690d65a36a3c57f7b38710673d292e4
7. 0xc84b0e2a9692d75f56bf07ab41676b410c73785c2c9d2cc372e229b582675807
8. 0x95bd9b09175d90a0f8cdbf8006d528c787d4967f6479440bfd8af81f607671a4
9. 0x1ff32387138c01edc81e0cdbe02afca4e10f9e54e479bd864fb283f178d3247c
10. 0x3b8432583dc415a979801e5912636194dbda697d42cc2faf47e469ec313bca7a
11. 0x45513d471f3d54b5a5cc00a165454cdac6f28a4cfd65f950705c9df379c25a1d
12. 0xabd0fb1390fdf3ce82eb01ffd95c8d9bc1dcf83492c883b74c0a45adfa3e5ffa
13. 0x060750db7cc7e8eebd0038605c5e0185148dee6cf54fb70a5f89b9ae84a72a3f
14. 0x2321bc9e8e86bb45cc279df2a816cbd85c2acaa463709f7ea617c5655322d111
15. 0x8ca52fde5899107bca7556a114ac604a06c716adcb632e4a38c7dbbd06360895
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1