Evidence row 2714671

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/nhtsa/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/nhtsa"
    ]
  ],
  "name": "Nhtsa",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T20:56:14.468736Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T20:56:14.468736Z",
        "updatedAt": "2026-11-03T20:56:14.468736Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)…",
      "name": "io.github.pipeworx-io/nhtsa",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-nhtsa",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/nhtsa/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-nhtsa"
      },
      "title": "Nhtsa",
      "version": "0.3.1",
      "websiteUrl": "https://pipeworx.io/packs/nhtsa"
    }
  },
  "source": "mcp_registry",
  "summary": "NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)…"
}

What the leaf hashes

{"body":"0ab631b58e341b4e29d9de32df0fee847ae49897050959b7c739eb4e37067791","id":2714671,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793740786776794,"prev":997055,"subject":"mcp_registry:io.github.pipeworx-io/nhtsa","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xf141eeeaee8b33ab966b3da81b841dc6a295063c4f91fb6f1709b90925b94b4a
2. 0xbb14cebcaf395e6b9cd64d376b1cfe5624abcbd7b334b1b281c6d44c0873187f
3. 0x9252a9d041bfb224f9ed0c4015aad112a64baefb9047477fae4d3347af9f166f
4. 0xf039b48f793a617d440ada40c3d57cbf583001dcda1e3d2c31593592823101a9
5. 0x9df1a39f75cd64b30baafdce1143a8967c29da2c813a61715c7e69c00eb6dbe3
6. 0x12ffc7600947bd35b2fa5ad24a87bbfe2c92f1e9514c27d8d650f9dcbbaa7217
7. 0x6917fd1f186f0a01ed213d1cc5b9decefa496d7b81e6bce5dfddada0b47354f9
8. 0x75ab4c0d01e25fec4847fd7ee3de6c45425b56658e3c8f3a652226259acae12a
9. 0x111bc25e76a52fc682d2857c2141397977ee6c0c41dba11d6d53daf3653d1587
10. 0x52e903deb5bb8fde5167c2c881e4a0ebc1b83c16580faf29512cf0391ffe26f6
11. 0xb558a4bd9fb3834759bd23a86806281b8c8acb643fa7c6229f9a1fe6d831a9f8
12. 0x901c24c016dc6da511831e817ad3fe1ceee6eeae1e8a1c2772c3925e3a13e6a9
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7