{
  "repo_id": "gowitheflowlab/physics-bench-optics-train",
  "source_repo": "gowitheflowlab/physics-bench-optics-train-2700",
  "seed": 42,
  "algorithm": "one random.Random(seed) stream; sorted families; sorted case_id; random.sample(other_99, 5)",
  "family_count": 27,
  "total_rows": 2700,
  "assignment_sha256": "43f6c0ead765cbb1ae54da7c1ca8325b8b3abeba1a3cd25e3b931b44fba44a5b",
  "variant": "v2",
  "v1_repo": "gowitheflowlab/physics-bench-optics-w-hardnegs",
  "v2_text_version": "v9_optics_dynamics_aligned_stable_phrasing",
  "v2_text_style": "eval-aligned raw structured query",
  "v2_text_generator": "eval-aligned raw structured query generator",
  "pairing_identical_to_v1": true,
  "pairing_sha256": "b4e45b4e1e5c3faa0c8829b5cc7057d0c1fb49e76599933b0dc3f33bf94f2792"
}