{
  "format": "hardviz-public-history-storage-v1",
  "scope": "Historical engine experiment; synthetic Process Stats and Ambient stable fixtures. Not the final application's complete database.",
  "measured_at": "2026-09-27",
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    "source_fixture_generated_at_utc": "2026-09-23T08:09:13.885769+00:00",
    "source_fixtures_reused": true,
    "engine_method_url": "https://github.com/shm11C3/HardwareVisualizer/blob/75db64c972b39d94205800cafb6ccb15d6d6029a/docs/development/hardware-archive-g1-engine-comparison.md",
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      "logical_count": 10,
      "platform_processor": "arm",
      "machine": "arm64",
      "brand": null,
      "brand_error": "sysctl: sysctl fmt -1 1024 1: Operation not permitted"
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    "physical_memory_bytes": null,
    "macos": "26.6.2",
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      "process_workload": "stable",
      "process_lifetime_minutes": 30,
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    "duckdb_size_aggregation": "Median across independent native DuckDB fixture builds; observed byte values are retained per case.",
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