Evidence row 40287

What was observed

{
  "endpoints": [
    [
      "web",
      "https://zenmcp.github.io/"
    ]
  ],
  "name": "io.github.krystiangw/zen",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-17T13:35:37.756454Z",
        "status": "active",
        "statusChangedAt": "2026-08-17T13:35:37.756454Z",
        "updatedAt": "2026-08-17T13:35:37.756454Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Unofficial MCP server for the ZEN.com Payment Gateway: payment links, transactions, refunds.",
      "name": "io.github.krystiangw/zen",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "ZEN Terminal API Key (Authorization header)",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "ZEN_API_KEY"
            },
            {
              "description": "ZEN paywall secret for request signing (required for write ops)",
              "format": "string",
              "isSecret": true,
              "name": "ZEN_PAYWALL_SECRET"
            },
            {
              "description": "ZEN IPN secret for webhook verification",
              "format": "string",
              "isSecret": true,
              "name": "ZEN_IPN_SECRET"
            },
            {
              "description": "sandbox (default) or production",
              "format": "string",
              "name": "ZEN_ENV"
            }
          ],
          "identifier": "@krystiangw/zen-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.1"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/krystiangw/zen-mcp"
      },
      "version": "0.1.1",
      "websiteUrl": "https://zenmcp.github.io/"
    }
  },
  "source": "mcp_registry",
  "summary": "Unofficial MCP server for the ZEN.com Payment Gateway: payment links, transactions, refunds."
}

What the leaf hashes

{"body":"5ba0bdee68e2d142d3a00b4de61d9d5f8dd60cc33bf8258cca79e93d39686fff","id":40287,"kind":"listing","method":"baseline/1","observed_us":1793025396946668,"prev":null,"subject":"mcp_registry:io.github.krystiangw/zen","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. 0x92020a47c7ac313fc8744601bc3d1f52f4bb038844f0e2fbef24b9a98025ad19
2. 0xb5237ef006d77f5ed4109a891458a79ac2d762262ae590f536f31a1377b9a31a
3. 0xb3f034359600ba802d5364f65316111b0c85a79c08be4c83f620a132d7bd7875
4. 0x7deb6c00ed188495d84c58ffe5c0c0320fb3342cf76257e1f2b96c5a6f14c702
5. 0x6218d91aa2fc3869b3d9f7fef72de43c2df7b23b21f9c39dd3f432435fbe9dbc
6. 0x100238b86f26d4b2368dda6992656e22830fd4613ea34c18ec22828fa886a77b
7. 0xd1efee63d0688a19633817dcfb5ccbf50bbf801f32ea53f3ef7dd78e71eee3f4
8. 0x186680520ffc5d571be7fc941466a39a83bc0b4928e0290a7804e0842636c4f0
9. 0xd2c26205321a8ef47800df74c140f2a787b4379608438b45bb9989986c62306f
10. 0x0d8c9849ad61f3608ed33ea96162e91265f1a635a7e3d125b440758921da7146
11. 0x316efc275d57dcc035269c8eb6bada510779068882f33960d16f7f84af2b4432
12. 0xe131b224ee3c295dfa790b458d9daa11e2a32e6131c280c6be7d92190c756a88
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae