Evidence row 40709

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://getmeerkat.dev/api/mcp"
    ],
    [
      "web",
      "https://getmeerkat.dev/"
    ]
  ],
  "name": "Meerkat",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-02T03:54:52.406794Z",
        "status": "active",
        "statusChangedAt": "2026-10-02T03:54:52.406794Z",
        "updatedAt": "2026-10-02T03:54:52.406794Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "A prompt engineer you talk to. It writes prompts, sharpens yours, and keeps them on your shelf.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://getmeerkat.dev/icon.svg"
        }
      ],
      "name": "io.github.llschmidt/meerkat",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://getmeerkat.dev/api/mcp"
        }
      ],
      "title": "Meerkat",
      "version": "1.0.0",
      "websiteUrl": "https://getmeerkat.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "A prompt engineer you talk to. It writes prompts, sharpens yours, and keeps them on your shelf."
}

What the leaf hashes

{"body":"3aef817a485746290fe919e4594995e6200a134d5ef4a9a3e62486a0454ec3f6","id":40709,"kind":"listing","method":"baseline/1","observed_us":1793025397670610,"prev":null,"subject":"mcp_registry:io.github.llschmidt/meerkat","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x2fbe5bcae2ca5d0e8aea8ebb4594395dff4b86a3f3200c22c407315f71c88274
2. 0xc251c524873fda38b6f43035045c1f08ef7d701fbd8ba39ca086c176e02efb7c
3. 0xab11187cf7af19d127769352cbb7da39209e384a0c1a8d8a6690c84df5630024
4. 0x9abdb8f8e8fc62218aae71476999554890565bcae2b386c6d3dc6da48ba7cf88
5. 0x776f64d3d55386e0e85c02d52c3ddfb6adf444f7e20eb0d45a9aac8835fb2a69
6. 0x021c54ef6938fc8f3c7699beba93fc867e0c57e3f03b96ae9cf79ce579e9a121
7. 0xd3a726874caced9bf63f4416bfb6b445502c935b827391520c95adcdbe62ac38
8. 0x30895bff76427968d69989caac140ae0314d4ae878388333e4bd410821700c76
9. 0x2598a23a8566e2c4fdbbfdff5dfe632d71ad9f6f6a89e1c4674bdda697c95a0c
10. 0x6b688efccc67667934f53af0dda473be5dd9a09af5b20b03ee9e17b11c036418
11. 0x5706295a72541360bda32c42f2b8bcd1e27be58a3989ae29fd4aeb7edddae0ae
12. 0x12cda00da304cf48d9b3c1874c07a6f0a2e143ba0d25e359b8fd805abb057b32
13. 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae