Evidence row 443109

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gingr.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/gingr/"
    ]
  ],
  "name": "Gingr MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T08:34:57.827414Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:34:57.827414Z",
        "updatedAt": "2026-10-27T08:34:57.827414Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Gingr reservations, owners, pets, check-ins, invoices and timeclock for your pet-care business.",
      "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/gingr",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gingr.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/gingr",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Gingr MCP by usefulapi",
      "version": "1.16.0",
      "websiteUrl": "https://usefulapi.io/gingr/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Gingr reservations, owners, pets, check-ins, invoices and timeclock for your pet-care business."
}

What the leaf hashes

{"body":"531646a604667dddee9616cc4d5fb5e5c80252634d1a63586d89001ac5ce4234","id":443109,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093257912443,"prev":56617,"subject":"mcp_registry:io.usefulapi/gingr","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xd9fce1cc9635ba3d3dca7bf8ecaaaf2dcc5d18fec48d7b28cd133a4e9ca5f739
2. 0x4cb006f7aed2ce70c128f70b557a2262589861d3f3036520a882c45b32c21189
3. 0x01ab00990ab61977f7308fef46c907ed0ef6509cc462be5761628459a59bc8b1
4. 0xc5f19b1648b18dd66854ae615cb369b6c1ee8bb4909cc4f3ccaf48b653c2bd56
5. 0xd3c0c7c846b758e71a98187800f206b8a7362755a5bc45325fbce99c9e74de0d
6. 0x744b2c3efc2cba0fa56c398e63af4ac107dfc9650b1f417ddfede059db7a61b0
7. 0x257ee67f67e0794a9546b56d7684d29fdd502281775669022015ce6a4026361c
8. 0x1ec2a5fab358a9cfd2f9c2eef8a915eaea63dfa147d97550e306aad6651ecec2
9. 0x8bdce616c4c909642a48bdb5fb39d6e33534087a2d54a59595210f48e4576ac3
10. 0xdc65632ba8f717775d73727335b362506eea0dbb2f72c31e86c99a58a8007610
11. 0x51d2dfffae7b5a32ea0581772134c7771ab69d32e784a62f9ee589642395fc86
12. 0x29ce226640d83db3bc63fef23427a7af561200d30ffde9b1b7a61b814b844a39
13. 0x13692b463800846f580925c8ea49b43f92b7df3f9e8d32b8a18802640cca3780
14. 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4