Evidence row 989524

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/creditcard/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/creditcard"
    ]
  ],
  "name": "Creditcard",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:26:56.748131Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:26:56.748131Z",
        "updatedAt": "2026-10-29T02:26:56.748131Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Credit-card number validation MCP.",
      "name": "io.github.pipeworx-io/creditcard",
      "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-creditcard",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/creditcard/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-creditcard"
      },
      "title": "Creditcard",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/creditcard"
    }
  },
  "source": "mcp_registry",
  "summary": "Credit-card number validation MCP."
}

What the leaf hashes

{"body":"34fd430c2f95fc1959d87dfc49425b146d686b0bc8a7ba4f37d2286a69268bec","id":989524,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793243564608214,"prev":46236,"subject":"mcp_registry:io.github.pipeworx-io/creditcard","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. 0xf1b6422d654bad7019b43a3f63aef6f591b91749ca6da402d636c62369f91b38
2. 0x6b2f6dcbaf4316dc06424bcad1fe3efe76a54da21133d39c459a008a0ef151b2
3. 0x8553c2d6055a87c76a8c568418a0eeddc1ccd54d51bb5bf6a4a845b605f93f40
4. 0x0911b42de933c47faace186ddebe9d79cce7d3bcf49a3caea243741acbc92438
5. 0x464b1e91bfeb0ffe718084ac21eef0a5287d555e6d0c95d0001316a379cd54bf
6. 0x837bfd77f4ea56295bc90e4bbe298c58e49b5207d27143413af1624e52f73b65
7. 0xa4818eb3eb44dda35d70c281fe57e654ed6afd3f79f17825d762467edbb1102e
8. 0x1b96f07f0c4ff742dbbec3e2786eb8ba6c2ab12b4c86e78078a8aeb61b34aa5f
9. 0x095f6a5b1ed7a17950a966fb840ca2fa22a99a62c32011a51c06039a361a6c8b
10. 0x407e7d09dc22831ef2fc176947ec4db9171e825f7718ca57ecabac7d28769a7e
11. 0x7b1712ea86380e2114056372ff09a6a8300f69e5ab35b21e8c15e8911dd5f4f5
12. 0xcf04d51e2a618267a9e3bac042c9926f1cc68b25716925f84558d0fb5ff84b2d
13. 0xb7135ebdf44d4b9a6964eab1a8ef6bfb119f4566990979a4bd04ab15dc46a7fa
14. 0xdd7eee8bdadd60ea2c845df144e254573e75dd4221ce0c344f92f184bcc69afd
15. 0x1623e28c5fc42dfa00ec1935da937a96d5bbf27124e83666dc61efe8facbb339
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1