Evidence row 48223

What was observed

{
  "endpoints": [
    [
      "web",
      "https://questdb.com/"
    ]
  ],
  "name": "QuestDB Web Console MCP Server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-30T16:53:25.904163Z",
        "status": "active",
        "statusChangedAt": "2026-09-30T16:53:25.904163Z",
        "updatedAt": "2026-09-30T16:53:25.904163Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Connects coding agents to a running QuestDB Web Console: notebook cells, SQL queries, and charts.",
      "name": "io.github.questdb/mcp-server-questdb",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "http://127.0.0.1:9000",
              "description": "QuestDB Web Console origin.",
              "format": "string",
              "name": "CONSOLE_ORIGIN"
            },
            {
              "description": "Fixed WebSocket port for pairing. Auto-allocated when unset.",
              "format": "number",
              "name": "MCP_BRIDGE_PORT"
            },
            {
              "description": "Log file location. Defaults to a timestamped file under /tmp/questdb-mcp-bridge.",
              "format": "filepath",
              "name": "LOG_PATH"
            },
            {
              "choices": [
                "ERROR",
                "WARN",
                "INFO",
                "DEBUG"
              ],
              "default": "INFO",
              "description": "Log verbosity. DEBUG adds heartbeats and full tool payloads.",
              "format": "string",
              "name": "LOG_LEVEL"
            }
          ],
          "identifier": "@questdb/mcp-server-questdb",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.5.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/questdb/mcp-server-questdb"
      },
      "title": "QuestDB Web Console MCP Server",
      "version": "0.5.0",
      "websiteUrl": "https://questdb.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Connects coding agents to a running QuestDB Web Console: notebook cells, SQL queries, and charts."
}

What the leaf hashes

{"body":"f162fdc5256786c90e7ee62b4de752ac9f043327c1fabb11aac8f4e59c20aa97","id":48223,"kind":"listing","method":"baseline/1","observed_us":1793025411498620,"prev":null,"subject":"mcp_registry:io.github.questdb/mcp-server-questdb","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. 0xb5cc4eb1d4e9a6be0c658ebf3b02a7aa86ffd136872b9575c8484d737667be84
2. 0xb42cf95cc6d0b3a83f81428e5f2537c5e39139ba6a0b9a697f70d5c3140ae4d7
3. 0x41e76a17903ec4b45541c39ccf0d332cde5a770b5ca9eb46b4e93f44ddcc6925
4. 0x73a14cd11eebfcd161a718302eea67e80c5489bc2f09eea165d0070c7776ac77
5. 0x35e0f9c329c021cd1d6588479789fbab9a37c333a3987c4759d24742f1f9baf7
6. 0xacf8e6e9ee34e339c03aa47454e09e1c4dfc7c335f65ea1b4b3e46e0e47109a3
7. 0xf2e903ddf53c6b03dd04e176e212f5b6cabc026baebde0dcb9887d4d44550546
8. 0x8507e8a7efeaa8f0249804ce1016e4b752b0834ad4e541b728beae66f9c1a1bc
9. 0x77da061a5d997367e300fc37c99e3d47e8ed28eca3771a36e29312d8972845c6
10. 0xfa2167cea96987427da9b60b2059258d339fc6e57b778e13e60f342a723ebd0f
11. 0x0f199646652e20987f8f0e4e8bd21993538b0737cd758d5cbc6ebcaaa02763a3
12. 0x7a0f1751de1946feff7d8c8afc737dcc4d35f110809c15aa0fdb8363a9e31b2b
13. 0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae