Evidence row 1537924

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://knack.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/knack/"
    ]
  ],
  "name": "Knack MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T20:56:26.791207Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:56:26.791207Z",
        "updatedAt": "2026-10-31T20:56:26.791207Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read, create, update and delete records; inspect objects, fields and schema in your Knack database.",
      "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/knack",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://knack.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/knack",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Knack MCP by usefulapi",
      "version": "1.32.0",
      "websiteUrl": "https://usefulapi.io/knack/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read, create, update and delete records; inspect objects, fields and schema in your Knack database."
}

What the leaf hashes

{"body":"4ab6000bbed455298f6b47fe9d332941fbcb3e5d3cf7ab5d9f3b3e2d1ddae6f2","id":1537924,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481418012734,"prev":1500225,"subject":"mcp_registry:io.usefulapi/knack","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. 0x55b3dd7fa627a6baaaec57d4875514a0ae9fb4a715b44b9fe667568ddf3ef2ad
2. 0xcab44e1a102ffa595f2db0987f226199ba267b1a4d054736fff747aee27cc15b
3. 0x4e13c1473cabae14be3d4dd3e14b6eddb064b04fcae8d2817b5c7f77c210c285
4. 0x7e3d93dd5d33b092b50ff18fbd6218df61049ff0fd5e78ecc16dd7749eba14b0
5. 0x6ec29929f258fe951fa5b01b4d81ff2e8780ba816a862df3600c3587ac9d7efc
6. 0x3303f84c56b75bf63f64bbb8b8bdbe0858ea1527ad73838c0d30085c359320f5
7. 0x46f909526406534633cc719110eac8453670a38724b13cabe5c1af9ea9c22ee7
8. 0xd6db674ec98c628fe53c23d12ee26884c35233c54c3011e968e9256c9df40fda
9. 0x84294fa4dbfcce968ef96e0d89516cf2ee9b889691367f71021e53c729f130cc
10. 0x7336eddc165eb53a379ec3348a5c73267c0406b02e51e00d6b141dcd1f28a3b3
11. 0xbd72e21939a9cf8bf99b3997f264f9fe3f71ebab3ef0c9ffef8f56354d7a97ab
12. 0xee0b074b77887b2ab9281fc3a7793abf8431983df0e0f8360acaa183d9e2cd1a
13. 0xa8adfe03e7bfd7580367f22d610544f01486dbc60cf68eb73feceed76cf862a1
14. 0x4491b6c04d316f311f7fea4ea34ae52fbca9c230259096575b403fb7b124627a
15. 0xb9a00c724331b305deaa876d5d2baf53b847ff3c7ce37abb0ae1653b2534aad5
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0