Data-changing release relative to v1.0.2: the deterministic dataset selection seed is changed from 20260815 to 0. Raw data, source revision, difficulty definitions, split quotas, schema, leakage controls, validation rules, and core dataset description remain unchanged. All four processed splits are deterministically regenerated and independently verified.
Publish v1.0.0 formal hard-Sudoku splits
Twist Shan
Verified signature
84189a5
Train on balanced original, r0, and r1_4; reserve r5_19 for OOD evaluation. Includes deterministic builder, provenance hashes, and overlap audit.
