Evidence row 1257852

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://tito.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/tito/"
    ]
  ],
  "name": "Tito MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T15:15:57.538258Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T15:15:57.538258Z",
        "updatedAt": "2026-10-30T15:15:57.538258Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up events, releases, tickets, registrations and discount codes, and edit tickets and codes.",
      "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/tito",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://tito.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/tito",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Tito MCP by usefulapi",
      "version": "1.29.2",
      "websiteUrl": "https://usefulapi.io/tito/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up events, releases, tickets, registrations and discount codes, and edit tickets and codes."
}

What the leaf hashes

{"body":"d3cd9c17e59df801f8d4b35de9508c74c013b1256122727ae9673b4a1b8201ed","id":1257852,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793376931021822,"prev":1249866,"subject":"mcp_registry:io.usefulapi/tito","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x0241d6ebcaaa4fae75ca97096b2e5822e200e21947a66bd081e7e385b964c697
2. 0x09460a085d043cd9b169e7dc37fca76001672145d423ba11a21a1dd98281b0ca
3. 0xae6491d5c161fcdda22598a506bac6fa2e063162d34ab5efe02fdb38fc3eaee8
4. 0x23b28732777c76846fe3b0bea35491c642dc9ffa431349b4ddc3b72f01bf6e30
5. 0xda82794b826f2322d3864b038fd28515b6286de792644cf6195eca5216750728
6. 0xb2bedc808fcdc1ceba780434b20f29b7e7cba3589bf75a8f4a06fcaafd242c80
7. 0x1fa0e029511585c4a86259170ae6c80269872b6aad1d4a32d7a674df4054e63a
8. 0x653cf23c6aad792e9ce28100f7b0d6a952de29303c84eaf20f454bded34ca50f
9. 0xee97a0c0b4b5d775cf1580a545480cf318d8f0803e7fc1a7694634ca1ca3c53d
10. 0x7bff6b275d5b0553c2b97c2662e110dd9172f3835f9f9ae5a37383677f780797
11. 0x6284eb3f8e1d4a11ab85ef3469cbff0ee5ad98dae7b1e383100ea5a16af578af
12. 0x9f08789ff12dd8e3fc700acf8c8acb731c26669748ad5c09a7b12d4382195cf7
13. 0x5265c50f3937a978a97dcf6529a74471a0814f84b7759709755dc93a22996c34
14. 0xa0c9900ba7512d3a576c15bf6cc53f55a0645d9bf9b4e2e4c1760d00af98e761
15. 0x2b7a05865245feaf40ea40b73e02d86357af2dcbac9c7b992f1420f5eaa15246
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861