Evidence row 989521

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/crawlbase/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/crawlbase"
    ]
  ],
  "name": "Crawlbase",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:28:02.736413Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:28:02.736413Z",
        "updatedAt": "2026-10-29T02:28:02.736413Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Crawlbase MCP — wraps the Crawlbase Crawling API (crawlbase.com, formerly ProxyCrawl). One…",
      "name": "io.github.pipeworx-io/crawlbase",
      "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-crawlbase",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/crawlbase/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-crawlbase"
      },
      "title": "Crawlbase",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/crawlbase"
    }
  },
  "source": "mcp_registry",
  "summary": "Crawlbase MCP — wraps the Crawlbase Crawling API (crawlbase.com, formerly ProxyCrawl). One…"
}

What the leaf hashes

{"body":"7b879c045e78962c33b5b87661e28a83f2cc4e637f19d75a1ba6a707a5b04c1b","id":989521,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793243564602100,"prev":46232,"subject":"mcp_registry:io.github.pipeworx-io/crawlbase","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x67ca5410ce10c4bf06044f8f766ca4b1ec1ec82519373a18f27b8282f6d49af3
2. 0x0b0760de6f1f56d44eeb2963965adbb10c9948538f0aa2e1ed55ac0ef5aa9f1c
3. 0x6079c707df7933ea98a42d6a68dbfd85f1b3755f52e49a47814129a09705da50
4. 0xda0e9cf50e22275300225b6013e13d815283df9b3aa6eba993e4d3b9d9804c49
5. 0x69f1781c953f2ec85fe3eab10cb5a934e2563b3cdf84e33db843c280d85dc93b
6. 0x67e67612f58acbb8aa3aa94aa064e6f854aa1356fd9d29ffba328fc8a60b1b39
7. 0xe04e6e01f0f321b0026071bfb8e2c084e3fe78db96f7869d24e1902a5c80f6dc
8. 0x84db5f8be65c24b4a0cb3cad97aac62d590ae09ed805a7c427012b80edf5ecf2
9. 0x21227fc2d9e08bcc18140d695b569b37461b80ca841740cea8893fd8ca231118
10. 0x43d76e6360594ced3b8e2c3acdcb22359996af50c14b3a96cd27cd5be3f4201a
11. 0x368916cd85b581292ba703222eb59932f6be86b544ef6097e428f1cd0ce86689
12. 0x34927fba5659d7476b2ececd1a2c505e299813f72ef221044c8a736cb85df401
13. 0x0a70f94ba839c32042590eb96f6114034cb5b3ed8dd1b48fb4158efe13cb8084
14. 0xec2e740df411d32a080c5e65c8b0ca511ad665b213532cee58525a97aebd2893
15. 0x60b5befbd81f025904c8a3936b7ba86e3245ad5b37c615d01d42aa3227e3ed2e
16. 0xe2d603cd6f987214550319ad4fa39952b6098bc5c1b20893b6b80e8d82a79934
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1