Evidence row 1537933

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": "2026-10-31T20:57:37.736563Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:57:37.736563Z",
        "updatedAt": "2026-10-31T20:57:37.736563Z"
      }
    },
    "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": "1.2.0",
      "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":"3beced79fd07c819be7d299376b9da6659c36224f047e58c269523e4638d816e","id":1537933,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481418037636,"prev":1500234,"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. 0xa12de88d382740670d2dd26aeadbc53ae0b01543ab1de18d2a33fdef548a72af
2. 0xe60e3128fed6dfad523b09c646a4eb758dab82613422627ba2ee521e9910f142
3. 0xbae37760e68a57773e32863b08847e57ea1acaa748152860aa9816e257ea6ac1
4. 0xf51d560586cb81583729863120601d91221830883056bd0abe48b5d582731d24
5. 0xacec8545130f6bd55d198d1e5c0325965ce4fadd80c3171ed67664ca5098663f
6. 0x4afa3f63b05091427ab28a00957fc06f51280b5908fd91d4f0c6c26591631c8c
7. 0xdd91d85dee425e759ec1d26b569bd00bdafc8fd0bf71bd3a1ef91a3ae0a74107
8. 0xf8663fde877d844053f13c126f146e30ac77b9f3dedfe8123775a9996ad757aa
9. 0xbb2761dd8fd3123c065ea0043cfd80247c628eb57765cb0741ffa80aebefe184
10. 0x80dff9fc43f568647840bc6ebf25e529a7ccf81f95a051eae294582600a05ed6
11. 0x70a4e8ed0da6e11d8a73984f14012980450d251562690cebfc225363a92ca5ec
12. 0x60af673e8ff3880872496871433af4a081c2408459a9b7398bde0ca3d9bdc2ef
13. 0xd7eeb5d366f1d99f0996a1688d7c011650329fecbe27e79b02dc24865efdf372
14. 0xba1869be223f95f72276ce33e2a2c15c419c92f64870421adea6f13169667701
15. 0xaada757a4e58b5424e31228ed7c84f378168cc321ac8ae3a78bfc8096bcc0324
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0