{
  "architecture": "RotorNative25M",
  "n_harmonics": 40,
  "n_layers": 20,
  "projection_free": false,
  "d_model": 560,
  "n_groups": 7,
  "d_osc": 80,
  "vocab_size": 256,
  "seq_len": 256,
  "dt": 0.3,
  "description": "Rotor 25M (unannealed, step 60K, academic register)",
  "training": {
    "step": 60000,
    "bpb": 0.584,
    "optimizer": "RotationalAdamW",
    "lr": 0.003,
    "weight_decay": 0.01
  }
}