{
  "stages": [
    {
      "stage": "01_Early_ZGrowth",
      "reopened": true,
      "samples": [
        {
          "frame": 0,
          "scale_percent": [
            100.0,
            100.0,
            0.0
          ],
          "position": "[0,65.956,0]"
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        {
          "frame": 25,
          "scale_percent": [
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          "position": "[0,65.956,0]"
        },
        {
          "frame": 50,
          "scale_percent": [
            100.0,
            100.0,
            50.0
          ],
          "position": "[0,65.956,0]"
        },
        {
          "frame": 75,
          "scale_percent": [
            100.0,
            100.0,
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          ],
          "position": "[0,65.956,19]"
        },
        {
          "frame": 100,
          "scale_percent": [
            100.0,
            100.0,
            100.0
          ],
          "position": "[0,65.956,38]"
        }
      ],
      "scale_controller": "bezier_scale",
      "scale_keys": 2
    },
    {
      "stage": "02_Late_Growth_Falloff",
      "reopened": true,
      "samples": [
        {
          "frame": 0,
          "scale_percent": [
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            50.0,
            0.0
          ],
          "position": "[0,65.956,0]"
        },
        {
          "frame": 25,
          "scale_percent": [
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          "position": "[0,65.956,0]"
        },
        {
          "frame": 50,
          "scale_percent": [
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            100.0,
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          "position": "[0,65.956,0]"
        },
        {
          "frame": 75,
          "scale_percent": [
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          "position": "[0,65.956,19]"
        },
        {
          "frame": 100,
          "scale_percent": [
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          "position": "[0,65.956,38]"
        }
      ],
      "scale_controller": "bezier_scale",
      "scale_keys": 2
    }
  ],
  "confirmed": [
    "00:40 Scale0 XYZ100,100,0;01:00 Scale100 XYZ100,100,100",
    "20:10 Scale100 XYZ150,150,120;21:00 Scale0 XYZ50,50,0",
    "24:00 ZPosition key50 value0; endpoint38 visible at20:00",
    "12:00 Composite Layer1 Normal Layer2 Multiply opacity100",
    "14:00 Falloff white/black PerpendicularParallel CameraZ"
  ],
  "supplemented": [
    "ZPosition0 normalized to0, source early intermediate-.301",
    "default Bezier tangents, source later ease handles not matched",
    "Falloff linear mix curve rather than unmeasured S curve",
    "prior static gradient retained; texture animation not yet reconstructed",
    "camera room brightness retained from learning version"
  ],
  "pending": [
    "exact Scale In/Out tangents and Position acceleration",
    "Falloff Mix Curve handles",
    "gradient animation",
    "full animation render",
    "assessment integration"
  ]
}