Evidence row 35445

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://astronomy.caseyjhand.com/mcp"
    ]
  ],
  "name": "io.github.cyanheads/astronomy-mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-24T19:16:36.747888Z",
        "status": "active",
        "statusChangedAt": "2026-10-24T19:16:36.747888Z",
        "updatedAt": "2026-10-24T19:16:36.747888Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.",
      "name": "io.github.cyanheads/astronomy-mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "info",
              "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').",
              "format": "string",
              "name": "MCP_LOG_LEVEL"
            },
            {
              "default": "false",
              "description": "Register the astronomy_get_ephemeris tool, which fetches small-body and spacecraft ephemerides from JPL Horizons. Off by default; the core is keyless and offline.",
              "format": "string",
              "name": "ASTRONOMY_ENABLE_HORIZONS"
            },
            {
              "default": "false",
              "description": "Register the astronomy_get_satellite_passes tool, which predicts visible satellite passes from CelesTrak GP element sets propagated with SGP4. Off by default.",
              "format": "string",
              "name": "ASTRONOMY_ENABLE_SATELLITES"
            },
            {
              "description": "Fallback IANA timezone for observer-local output when a tool call omits `timezone`. Unset means UTC-only output.",
              "format": "string",
              "name": "ASTRONOMY_DEFAULT_TIMEZONE"
            }
          ],
          "identifier": "@cyanheads/astronomy-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.4.3"
        },
        {
          "environmentVariables": [
            {
              "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"
            },
            {
              "default": "false",
              "description": "Register the astronomy_get_ephemeris tool, which fetches small-body and spacecraft ephemerides from JPL Horizons. Off by default; the core is keyless and offline.",
              "format": "string",
              "name": "ASTRONOMY_ENABLE_HORIZONS"
            },
            {
              "default": "false",
              "description": "Register the astronomy_get_satellite_passes tool, which predicts visible satellite passes from CelesTrak GP element sets propagated with SGP4. Off by default.",
              "format": "string",
              "name": "ASTRONOMY_ENABLE_SATELLITES"
            },
            {
              "description": "Fallback IANA timezone for observer-local output when a tool call omits `timezone`. Unset means UTC-only output.",
              "format": "string",
              "name": "ASTRONOMY_DEFAULT_TIMEZONE"
            }
          ],
          "identifier": "@cyanheads/astronomy-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "streamable-http",
            "url": "http://localhost:3010/mcp"
          },
          "version": "0.4.3"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://astronomy.caseyjhand.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/cyanheads/astronomy-mcp-server"
      },
      "version": "0.4.3"
    }
  },
  "source": "mcp_registry",
  "summary": "Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons."
}

What the leaf hashes

{"body":"2309d594b3a7e671eef316c3f2f9299fa6e84bda92022c7c00b61a93ccc89ee9","id":35445,"kind":"listing","method":"baseline/1","observed_us":1793025373039253,"prev":null,"subject":"mcp_registry:io.github.cyanheads/astronomy-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. 0x064fb6ffafef0424b7a9c8e199eced4eaff5981acc18a87598976802410bc018
2. 0xae668a3ee4d837c5bea5dbc37557993c45824e065bb77c7285e94fc2d256a875
3. 0x5d153d6c8a7cf3ff5c37691a6f23b164eda3e150fb8c316c371d23f3191be148
4. 0x63770e37c1512964aeff83779404c76eba8a347b98df41db73e2088330d9f4cc
5. 0x15955e7e08db1de1e82e4914064f965affc3bb41aa6a17096a49b37f42f316eb
6. 0x8f2fe7e64846ef1f611d8a69f9313ef07557f0640b9e3c14aa4b03db657a21b8
7. 0xbd5063857db081c45e1226f268616ab1caa1cc4794ad3baace7cdf9fccb9f8c1
8. 0x49c000a294987bdcea2f332160f3b2aed0f510d71943449fe9f3e6a99308b9a2
9. 0x8f894b13077b4221e6416aa1e13f3ceb4bd2c4eaad68db7cb07ab81fe40f0ec6
10. 0x9abec6ee1635bb27b43d1d28ce76f43acecbee7bd987ce66e0f56f906bd1efb6
11. 0xdd6d5f87470c9b64b375ecc2fb3ff4a65fedf3d6a0bd40f365da40a6a41b103d
12. 0x7910a200eb458bec3c3badb3b2ead3e75cec5f3ba263800cea6b9f32efb53f25
13. 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae