Evidence row 1541345

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://leagueapps.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/leagueapps/"
    ]
  ],
  "name": "LeagueApps MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T21:45:16.079762Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:45:16.079762Z",
        "updatedAt": "2026-10-31T21:45:16.079762Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read programs, schedules, teams, locations and announcements of a youth-sports site in LeagueApps.",
      "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/leagueapps",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://leagueapps.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/leagueapps",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "LeagueApps MCP by usefulapi",
      "version": "1.3.0",
      "websiteUrl": "https://usefulapi.io/leagueapps/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read programs, schedules, teams, locations and announcements of a youth-sports site in LeagueApps."
}

What the leaf hashes

{"body":"49ee5c6a0324edd222feb40aceb7f9eb89768e79bdcbf51858adec00cdd37e63","id":1541345,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485023186182,"prev":1537933,"subject":"mcp_registry:io.usefulapi/leagueapps","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. 0x06d10b449ec003c51d844ebb0ee1ecc78a7d97e9262ada5e0248550a6a8e242e
2. 0xe844678d221ca50717f067ea51d6025fe99c7a6d26039f0c1188e41fe0ccbac6
3. 0x0ecfca382a68308133cb15a6f6373d595089221b06384a0c88b55ae6032fb0f7
4. 0xe60e02181f9f0b72c86ac32494dfc443c4cc58d0b37823523288c3c4d0e17d94
5. 0x941bce8c2f2eaccd34649bb613a2e516fe44d90ae8b50ed250dd236f9a7aa9e0
6. 0xc323e3a23e0853de87688e9bc02de652ed4e9180cdb0177596b8e3609d3e01fa
7. 0xa4354e8646964ad10879ff9945f7cb1cf9351ca83deb7202d509964e329e4313
8. 0x3dcda6f457e79fd5565b6a8ea23724f1daa1559bc700e26dc318ac5af738bdfa
9. 0x65630c9d29891e72a3db19bd526f283f007d94559b7f92947853221a65929ad8
10. 0xc28f7fa08f0e36727719ed7e3838cfab1414eefa4c00129b215de14bb9903f53
11. 0x6590ada4c645b20699eadafce515c247bb9e36c10111d6972a97a32e05ed541b
12. 0x1f70d8b03b3dfa5e37b653d675d329fd69dc7d07a418bee0f5f2eb4ae65437ea
13. 0xf710e54eacbe157b618c64e8dad060fdfb69ebcb70c1ca3bd9216c2857848588
14. 0x3c6faa3733ce39f85107d6cf00f3a7c42fd5fd374502ec6e62b0305586bf03de
15. 0x72fbe549c493739bb99e38209648de550f136f904e61b4f7609a937c2630a055
16. 0x2bca4aa3c59fe9209016c64bd8b706423477e3407201a00165afde9abf6fee2b
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0