Evidence row 56584

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://evenium.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/evenium/"
    ]
  ],
  "name": "Evenium MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T00:02:26.812905Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T00:02:26.812905Z",
        "updatedAt": "2026-10-26T00:02:26.812905Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Evenium events, guests, contacts and hotels; register guests and update contacts and statuses.",
      "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/evenium",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://evenium.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/evenium",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Evenium MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/evenium/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Evenium events, guests, contacts and hotels; register guests and update contacts and statuses."
}

What the leaf hashes

{"body":"e144fac08b95141c073a06430e6a5797f08089938e01da70abb321d202ecc5d5","id":56584,"kind":"listing","method":"baseline/1","observed_us":1793025440148094,"prev":null,"subject":"mcp_registry:io.usefulapi/evenium","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x984c633e4f02872e50975730c0c149feff98863bcb2ccc8e7ab67e9d85e9aa01
2. 0x9d5a80e5b222d83c931f47aa19c2e6b431e42bec1a34f92d6114dc62d74711f2
3. 0x811d67acd5d0ebd61a8f685e771e8aaf71a97db7d45763549479dce57719c305
4. 0x8972500d89a8d6123611d6d7df32d58a3b58d8f88b8985fcc151fcc3c663c22a
5. 0x1c9b8e2b96e67c0b5297a9113a14f7e37266bd7ba8f44ce8f57f74f4aabf358c
6. 0x3e6b38b1eb7e566b0d6b5af8bd42ce38d00f103b035871b1598ccfe0c289ea4e
7. 0x3c15b961541a9e0d8d87dcc19a8994ef8a4cbbce9153b1d0dd3e2485f039ed4d
8. 0x3756c5e8966ecf0cfda8db62de40217c768d1e74b63c0e92f322fdc851818ccf
9. 0xed85265c32db23134a8dd906de16c3913576f79ef1876c4390c434e31018001d
10. 0x62dba386f50cb8efacb93dad4cf930ac3e24a2aa9dd76d9a72cb57081301531b
11. 0xdc8fbefd31fb9903d70279fafdb3f8c1ade2281bea30bd73cec515e9ff4113ed
12. 0x6ae9e6ee1b544d831982666bd3570457659e78fc0064894d7ec23f971a37ff2f
13. 0x239fd39716710e7412bd120c373072b4c0d8b11bb9ee431dad62a2ce57b3d6f4
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae