Evidence row 59271

What was observed

{
  "endpoints": [
    [
      "web",
      "https://bugbrain.tech/"
    ]
  ],
  "name": "tech.bugbrain/mcp",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-07-11T20:40:15.380087Z",
        "status": "active",
        "statusChangedAt": "2026-07-11T20:40:15.380087Z",
        "updatedAt": "2026-07-11T20:40:15.380087Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
      "description": "BugBrain QA platform for AI coding tools: autonomous exploratory testing, test plans, a11y audits.",
      "name": "tech.bugbrain/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "BugBrain API key (sk_live_...) — create one in BugBrain → Settings → API Keys",
              "isRequired": true,
              "isSecret": true,
              "name": "BUGBRAIN_API_KEY"
            },
            {
              "description": "Override the BugBrain API base URL (default https://api.bugbrain.tech)",
              "name": "BUGBRAIN_BASE_URL"
            },
            {
              "description": "Custom tunnel command template for the create_tunnel tool ({port} is substituted; default uses cloudflared)",
              "name": "BUGBRAIN_TUNNEL_CMD"
            }
          ],
          "identifier": "@bugbrain/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "version": "0.2.0",
      "websiteUrl": "https://bugbrain.tech"
    }
  },
  "source": "mcp_registry",
  "summary": "BugBrain QA platform for AI coding tools: autonomous exploratory testing, test plans, a11y audits."
}

What the leaf hashes

{"body":"74ac774cbc6e26af9be52464e6b4c8850a5ddc6c53b60c4755577f66da14e76b","id":59271,"kind":"listing","method":"baseline/1","observed_us":1793025445932009,"prev":null,"subject":"mcp_registry:tech.bugbrain/mcp","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. 0x4f212e4581c479fd17f84c4addbc6a59050ed5972bf3de0cbf3d9876b67ff8ea
2. 0x04db4d504b5c651f1026146eaf1539047ae1f870db3c250010796bc016b79366
3. 0x15fb91e7ea80a000af39647a6a54d839a21c50e63e81e1d521ce572b370737c6
4. 0x599f40a5606da2b40ef9d30f69072e8ae786ecc19e03fea9daa0c9d073a1bc06
5. 0xfc294e185bb2504dd6bbc57346bbeba831faab224709ba3ad0b65cfb9ee379b1
6. 0x2e364142c4e027c08ba52475c42e124f29e52a965f52782834c7e541454e8703
7. 0x4c19b12f2461de0573078b4fcaf5a595a323c2a769ae27c2cf55cb5cc43cebea
8. 0xdf7f412dc67c677cc07681ed246bb37215d3f944697b2a737f0fc6552ad8c4fb
9. 0x25b0be634e7545b7ace2747b38a9f79252646981a8a77be5d6b0f4fe6758bedb
10. 0x9c9aa21507586994cc0a4dfd3b2e86976a38eb16db18f84817d4a85797c70f48
11. 0x72d408a0419640ce55a8ca5f9c16e8da5334b5f106300a379634eb22bded71e1
12. 0xaf14a84837a57dc5a0cb0ebd158daaad24c19301b9257d9e97c322a7d8c54bc0
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae