Evidence row 20585

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.stackscan.com/mcp"
    ]
  ],
  "name": "com.stackscan/mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-02T06:20:02.108153Z",
        "status": "active",
        "statusChangedAt": "2026-10-02T06:20:02.108153Z",
        "updatedAt": "2026-10-02T06:20:02.108153Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up the technology stack behind any domain, and the company running it.",
      "name": "com.stackscan/mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "API token from the StackScan dashboard, My Account -> API Tokens.",
              "isRequired": true,
              "isSecret": true,
              "name": "STACKSCAN_API_TOKEN"
            },
            {
              "description": "Workspace UUID, shown on the same page as the token.",
              "isRequired": true,
              "name": "STACKSCAN_TENANT_ID"
            },
            {
              "description": "Maximum credit-consuming lookups per session. Defaults to 25.",
              "name": "STACKSCAN_SESSION_LOOKUP_CAP"
            }
          ],
          "identifier": "@stackscan/mcp-server",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.4.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/stackscan/stackscan-mcp"
      },
      "version": "0.4.0",
      "websiteUrl": "https://www.stackscan.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up the technology stack behind any domain, and the company running it."
}

What the leaf hashes

{"body":"988b8de8d5a858bd95eac4a24e1d05b9d71a75d5e3b4903f56a85a96eb4eb9da","id":20585,"kind":"listing","method":"baseline/1","observed_us":1793025336995559,"prev":null,"subject":"mcp_registry:com.stackscan/mcp-server","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. 0xa75325e9679b6f82f0b0ddfe88759f99c88ae4dd3fdd6ac19abb67182bde4717
2. 0xc4d50402a2ea48ed1cfb5af0736b4ba85ffcb535c08d4ddc0b54a900bf6f2ee4
3. 0xf1370f701853b2fb92579344169b6e8e953a1eceae7ca8a4a85df9a6a8a6b3d5
4. 0xe35377d2392561c1bdbc7ec4cecf0f5a3b917b96898af4495d98ecc3d3c49e1d
5. 0x0a77f9482208b41c408a6b574066dddcdcc9c88af2f448fbe621c08adeefd96e
6. 0x8c11a27cfb316bc3c340d6e364de02c64c93520caf8ac052619e1f9589f1acda
7. 0x8b7054b3ed6e821d128b7e665368c673982ce0d6fbb26b0400eb811bd2d507ce
8. 0xb3b3371df8476c74acc76c2494429a950d7aaa0ac196234be397a3d64c0db1be
9. 0xf9b9521b260b61c0d5bbedbd9b0486a7b2a6dd13514ee4cfa62f934dc2767522
10. 0x96a6c36f66ccdce2fc9d08bc551d6e8a2e7e8f76cf469865819b5bc277877605
11. 0xfd7db9a5ff472cfefafacbeb7f7f7dc6fc7e28e7e0d99e3b79d231f0d5f46aee
12. 0x1e464fcb484a1e782f9fe44be5118a9de934eb533c96ba10fc7d20e3a3e4711c
13. 0x292ebdce6b8d3d7ef08ad646a0fd97dee9313ab55c1a350807d9f3013794c37a
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae