Evidence row 1258095

What was observed

{
  "endpoints": [
    [
      "web",
      "https://studio.alvinsclub.ai/connect"
    ],
    [
      "mcp",
      "https://studio.alvinsclub.ai/mcp"
    ]
  ],
  "name": "Alvin's Club Studio",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T16:18:46.909624Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T16:18:46.909624Z",
        "updatedAt": "2026-10-30T16:18:46.909624Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Product video ads for TikTok, YouTube Shorts and Instagram Reels from a product link.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://studio.alvinsclub.ai/brand/studio-mark-512.png"
        },
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://studio.alvinsclub.ai/brand/studio-mark.svg"
        }
      ],
      "name": "ai.alvinsclub.studio/studio",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://studio.alvinsclub.ai/mcp"
        }
      ],
      "title": "Alvin's Club Studio",
      "version": "1.0.4",
      "websiteUrl": "https://studio.alvinsclub.ai/connect"
    }
  },
  "source": "mcp_registry",
  "summary": "Product video ads for TikTok, YouTube Shorts and Instagram Reels from a product link."
}

What the leaf hashes

{"body":"d568b55e5dc0c0d83e46ef0212d8cefbfbcbee48e20a80bf551d071b9dac7145","id":1258095,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793380532417157,"prev":1228392,"subject":"mcp_registry:ai.alvinsclub.studio/studio","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. 0xc2df3aaebf53ea95d9402794fcfc66264ff77930e0a2fc033735d93df55964d3
2. 0x240a0d63a759a41e05145a367243864d680dd1225f1ba1fd5cffb1631e038a42
3. 0x651fb1b56b5d376ca956a1af3d07c3fb8806cdf044cc90b92e567ae4c2cce512
4. 0xb84e23034f0b4423f1290beef76e72c9dbbaab28ba8767c14846d6e3f7bb5fae
5. 0x79f07a579376bed2e7b01e2b32d54987f0b946ea5566e9a85f468cacf7b79758
6. 0x5e041e92b012704c625447c7faec15a3332a00d36057866a9d8e17b371ac3801
7. 0xe6e0f6c06d765593d485c0ae39a6050dd0d835e77e51a84c3c57d7ad4120a183
8. 0x4c93b90ce87a6c352e3c91338b255d98aff64ef3aaa06b8dd84039aa3fd0af46
9. 0xb8624ea5a8449b518b99f8b2b3639cd546ec8a235949b575e4365bdc177bff7d
10. 0xc226ccabb89db84f76e3b8139408560b03651450b25fc16611bcd2056b703b28
11. 0x4e15b963370e957234db95dd689b672eb696273969cea8d4b75007b5fd34c438
12. 0x9fb1119d8b5095fdcdaef00d4f92ce423ad5d224a8ecf628aca8fa9c35c3dc5e
13. 0x471b09add521b98a16ea9fc9d6a9b0d36c3550dc29ba4c83971dbd67d002d009
14. 0x342f35813d736e85ba1881bcb69ecc7b4b96d68e557b8417f1f4ec705ab16ab6
15. 0x9fb4eebd924fd42d4eb61d55691812de0db9242fc9c0dabb65c4054447246797
16. 0x0c59b8770d2782eb535aefbb9b2f6810bab4757f51b37e00f5147713a1de9481
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861