Evidence row 1500454

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": "2026-10-31T17:14:22.135268Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T17:14:22.135268Z",
        "updatedAt": "2026-10-31T17:14:22.135268Z"
      }
    },
    "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": "1.31.0",
      "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":"dfc3c0b69acf7236cdb65a8f78dfd7b1a07296021c0f255e6345c5569fe9090e","id":1500454,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793466976628297,"prev":1482261,"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 2026-10-31 (246033 rows).

1. 0xbe99e51ec52ba2b3ec1715c516254c791d246db3a7ab9847bf838342ea3655f9
2. 0xd426da9383f1e4ab094befd453defeab9581a9f2c37d4ac53006fe7198d2e858
3. 0x4de9d8c243047b726283c3cb86982a5ef77714c0de6e60ee19c70d511e68e04c
4. 0x3b8e5c3e8cfcf4180e3774f493c94731f8c1b2f63ac1a4de0f6d96fd96e10bbf
5. 0x0760ee35ee2c6a1dbd86696b62fc674dda6a41ecbcabbcdffabba54e9896a417
6. 0x2f5c4eeafaecc60c3f3d92af90d7dd5b4e36d7483ebddc0f25f4eb3b707074dc
7. 0x464dbb7787d60d7f4680e4eb9f55507f55c87ee52b44410052f341816c4359a0
8. 0x51adec41f2f694443207c824fba98317dc1b0651fecc41b54cf348dd2d0194ea
9. 0x64c4af74bb7216882d0dd330f55493f46ffaeaf90aad1337895efed95c1e7bbb
10. 0x72b23682fad4d8907e4d1d97593da1baec49c7658d5b6e4b6409ef9495ecc5b6
11. 0xe8dfd2a4bb6ae651d865e797b3ec1086257df97a357c6d40378f3482f96e4f67
12. 0xda106ce461e74482d911f1cf995078e0a9d361cb93d2bb70b06f7d079e1bcab5
13. 0x8fb18cb40438430412ac0b754f63ab190035570452c03712ee1001755f05f774
14. 0x9dde676db4beb8126c78083f708810f78b6322c93d8e3b10a9a56dd144ea435a
15. 0xdd44ee37f508e0be8213cd488d246afd8e10e6e73374cc6074077c37270cda1e
16. 0x2e1cd25ce4079da9bfa6219d7ffec992149add4cd7d5c5b2cfee9908c1c8a5dd
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0