Evidence row 35488

Observed 26 Oct 2026, 14:36 UTC, by baseline/1.

Kind: listing
About: source_record mcp_registry:io.github.cyanheads/faa-airmen-registry-mcp-server
Recorded: 26 Oct 2026, 14:36 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 783746fa4ff7e46fe878a120c41c5041fc86111043f2ec03edc98be8d0e8d9fe
Leaf: 0x87a446cd5dcd6e88d167f6f8ec62d6fcbffb04c86a27915bd9b9c6b58c1ca5b2

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://faa-airmen-registry.caseyjhand.com/mcp"
    ]
  ],
  "name": "io.github.cyanheads/faa-airmen-registry-mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T09:56:12.896609Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T09:56:12.896609Z",
        "updatedAt": "2026-10-25T09:56:12.896609Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search FAA airmen certificates, ratings, and informational medical records.",
      "name": "io.github.cyanheads/faa-airmen-registry-mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Persistent local mirror directory; defaults to the platform user-data directory.",
              "format": "string",
              "name": "FAA_AIRMEN_MIRROR_DIR"
            },
            {
              "default": "false",
              "description": "Opt in to city and ZIP import; display and filtering also need FAA_AIRMEN_REDACT_PII=false.",
              "format": "string",
              "name": "FAA_AIRMEN_INCLUDE_LOCATION"
            },
            {
              "default": "true",
              "description": "Serving-time personal-data redaction, on by default; only 'false' turns it off.",
              "format": "string",
              "name": "FAA_AIRMEN_REDACT_PII"
            },
            {
              "default": "45",
              "description": "Source-age warning threshold in days, integer 1–366.",
              "format": "string",
              "name": "FAA_AIRMEN_STALE_AFTER_DAYS"
            },
            {
              "default": "info",
              "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').",
              "format": "string",
              "name": "MCP_LOG_LEVEL"
            }
          ],
          "identifier": "@cyanheads/faa-airmen-registry-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        },
        {
          "environmentVariables": [
            {
              "description": "Persistent local mirror directory; defaults to the platform user-data directory.",
              "format": "string",
              "name": "FAA_AIRMEN_MIRROR_DIR"
            },
            {
              "default": "false",
              "description": "Opt in to city and ZIP import; display and filtering also need FAA_AIRMEN_REDACT_PII=false.",
              "format": "string",
              "name": "FAA_AIRMEN_INCLUDE_LOCATION"
            },
            {
              "default": "true",
              "description": "Serving-time personal-data redaction, on by default; only 'false' turns it off.",
              "format": "string",
              "name": "FAA_AIRMEN_REDACT_PII"
            },
            {
              "default": "45",
              "description": "Source-age warning threshold in days, integer 1–366.",
              "format": "string",
              "name": "FAA_AIRMEN_STALE_AFTER_DAYS"
            },
            {
              "description": "Selects the HTTP transport.",
              "format": "string",
              "name": "MCP_TRANSPORT_TYPE",
              "value": "http"
            },
            {
              "default": "127.0.0.1",
              "description": "The hostname for the HTTP server.",
              "format": "string",
              "name": "MCP_HTTP_HOST"
            },
            {
              "default": "3010",
              "description": "The port to run the HTTP server on.",
              "format": "string",
              "name": "MCP_HTTP_PORT"
            },
            {
              "default": "/mcp",
              "description": "The endpoint path for the MCP server.",
              "format": "string",
              "name": "MCP_HTTP_ENDPOINT_PATH"
            },
            {
              "default": "none",
              "description": "Authentication mode to use: 'none', 'jwt', or 'oauth'.",
              "format": "string",
              "name": "MCP_AUTH_MODE"
            },
            {
              "default": "info",
              "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').",
              "format": "string",
              "name": "MCP_LOG_LEVEL"
            }
          ],
          "identifier": "@cyanheads/faa-airmen-registry-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "streamable-http",
            "url": "http://localhost:3010/mcp"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://faa-airmen-registry.caseyjhand.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/cyanheads/faa-airmen-registry-mcp-server"
      },
      "version": "0.2.1"
    }
  },
  "source": "mcp_registry",
  "summary": "Search FAA airmen certificates, ratings, and informational medical records."
}

What the leaf hashes

{"body":"783746fa4ff7e46fe878a120c41c5041fc86111043f2ec03edc98be8d0e8d9fe","id":35488,"kind":"listing","method":"baseline/1","observed_us":1793025373113456,"prev":null,"subject":"mcp_registry:io.github.cyanheads/faa-airmen-registry-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).

0x87a40f28434c88b67bfb4bf9659697b44ee7fc3ea8bda1a6dc77e3b2bf609004
0x0f4f8c4a51c7c8b165356c04119b6896fdad5e4b7f09de92e3fac23a8f40d15f
0x91d0382e387f2b849a9b34225b323096852b6e9803570d0114a05310c1b1a9cf
0x2dc9dd60863e88f836d28cb332492e3a0a25f65fbe3e05f78127358ce82d5195
0x3e0daac672917d87d03abce1f1209eeb74f1381989b736e035939f4036889955
0x4fc3fa45b0202f0c876f9d6dfcc117ad51187b950128b7babc1283b80eccff80
0x95ef106c127fe98583881f9763ebc49178615527ccfd3d342a07f272f338a8b5
0x858d0e4e5396e8c56717334acbaf20c63e2f671cc964c80685435196f1c78328
0x839abfa1824d480bed5cc8d80800127bd639ede8584876e29d2899c3132f94a9
0xe0e4a60716d95ec12c35a9b9e1bff1012120a026fa97f38064a594590f5c029f
0xab0c5c1fde083e427b8955a771d679773808751fc069bed2944e88e84fcb655e
0x099dd43573993f2a1bea674129b7ed050429a0ac76c3bfda8aaf82a3af126469
0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON