[
 {
  "model": "qwen3.5-4b",
  "block": 20,
  "file": "baseline-qwen3.5-4b-b20.npz",
  "n_obs": 121406,
  "n_traces": 202,
  "source": "202 in-domain reasoning traces (mmlu, mathqa, openbookqa)"
 }
]