Evidence row 54378

What was observed

{
  "endpoints": [
    [
      "web",
      "https://vaara.io/"
    ]
  ],
  "name": "Vaara MCP Server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T20:02:45.598315Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T20:02:45.598315Z",
        "updatedAt": "2026-10-18T20:02:45.598315Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Accountable autonomy MCP server: gating, tamper-evident audit for every action",
      "name": "io.github.vaaraio/vaara-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Path to the SQLite audit DB. Defaults to vaara_audit.db in the working directory.",
              "name": "VAARA_DB"
            },
            {
              "description": "Optional shared secret. When set, every tool call must include _api_key in its arguments. Leave unset for single-tenant stdio deployments where process isolation is enough.",
              "name": "VAARA_API_KEY"
            }
          ],
          "identifier": "vaara",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeArguments": [
            {
              "description": "PyPI package providing the vaara-mcp-server entry point",
              "name": "--from",
              "type": "named",
              "value": "vaara"
            },
            {
              "type": "positional",
              "value": "vaara-mcp-server"
            }
          ],
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "2.15.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/vaaraio/vaara"
      },
      "title": "Vaara MCP Server",
      "version": "2.15.0",
      "websiteUrl": "https://vaara.io"
    }
  },
  "source": "mcp_registry",
  "summary": "Accountable autonomy MCP server: gating, tamper-evident audit for every action"
}

What the leaf hashes

{"body":"68cbfb43a25209612475617541e6abb5dda042c4d2c1e922659125ef76c19c58","id":54378,"kind":"listing","method":"baseline/1","observed_us":1793025433518510,"prev":null,"subject":"mcp_registry:io.github.vaaraio/vaara-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. 0x0af7251bca71f289c92433cf2c699503d2e909ebd7dcaa8c885a2aa9c219a3cd
2. 0x84d91d5bbe81a8117cf7e0d9d22c190a06c6117a222588b9b568218f99497261
3. 0xe9d0769e242a66896eef5506c179709df8102847a1e89c8797559ad4d3a94b3a
4. 0x9d3408e9efad1154d8873fd30ac193a3f28b6e52b5499c86d9d2f8338d2399a0
5. 0x61e33949c32c8db9ac1384a3bc3571cd4dc4ef97967cefe4c62169aa6fe9782c
6. 0x129d198202dea73a7eae68f58135698e6ca91aa955cf5c720fb11c4c17fb713b
7. 0x5cd8d7ed4d35f5859f4115a9d942f38fbeaad4f80421c71c9b98b0157e6fd872
8. 0x368a62a1436540f9820d41961b67aa48cc4fc2c2876fab7e351e2cc59825202c
9. 0x77498903b431dc881134c9913a2221e7c930b2254600caebd182966a29d09a15
10. 0x96dc6bd64fe78dd85e63b2a795828d2feea188bc55943b4d6ab1449dca715971
11. 0xb590404cb9438c769f672be0f0089b46b380374a2b3728911a35efd8d94b6a83
12. 0x0295c7c2280f85143f6ea027ec5cab1cda783eeef5bca0accb9aea607c5aa3c2
13. 0x5aefcf9e3d86e125861c0d490079969110eea8fc901ec61531bba10bb58258a1
14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae