Evidence row 2180101

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://slottable.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/slottable/"
    ]
  ],
  "name": "Slottable MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T17:07:40.11061Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T17:07:40.11061Z",
        "updatedAt": "2026-11-02T17:07:40.11061Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read contacts, slot types, rosters, bookings and webhooks in Slottable.",
      "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/slottable",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://slottable.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/slottable",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Slottable MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/slottable/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read contacts, slot types, rosters, bookings and webhooks in Slottable."
}

What the leaf hashes

{"body":"de1c3b6ec0f1fed0a4ebf39427239a56dc0f11a0a46b338b383f14ce29bb602e","id":2180101,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793639921463370,"prev":null,"subject":"mcp_registry:io.usefulapi/slottable","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x150f7f033a939b49255763a6d3c42e66e4a84ef99bbf60ee3dfd489b2d7fc276
2. 0x4c0e1cf48b3cf3424cba39d0dedea7735cf7e655a1df9dfeb32726825a8d1ddb
3. 0x5858fdf8982617517a919a5269528c1f61bf5f989e6e7b43957c8c317f6c7b57
4. 0xc5b65383f2db0c1c8f53bf32f95665601fd2178ce0129b5cde400e8bf7ceec60
5. 0xfdac28bbe164821fd873807b6c696e23342d63754110d3c7926ea9557a59a5cb
6. 0xe2a3a6d92d63c03d721962ea7400f595f27c9be89d18625921fd8a9ee85e32f5
7. 0xa016cb06dace189828c030a6fd2f64b6b85e96423650104b6dbd96b5c94c261d
8. 0xa5808967756cb34bb980d817dca1c5c0218ccc86ab2947b5fb957fa47266d8d2
9. 0x0545db5a370b280114901ac8fb7784ae92653e111a0c2aad478dbd0f5ba77c8e
10. 0x6bdb2faaa91f2b0938f5984af58d2ac776fdc9e4df2e9a489990725730db9162
11. 0xf44f0fcddcef75a816307aac86d276371d3b8c3277a733014c5e645f41f676cd
12. 0xfa1845141ffa81f7d915a060343b5f7290a2b68a742f1d3ebc7a22ce047ba464
13. 0x2033fb9eab106440990c11257e1d6c1dd310c69a65a92d2e65f3ba6271b8c85e
14. 0xd35a6b56332d7bee4b13ce3efea77dd0a6863016f58691fb78e2e2faf7ab8e87
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af