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{
  "schema_version": "fasth3-checkpoint-provenance-v1",
  "model_id": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
  "base_model": "hf://MiniMaxAI/MiniMax-H3@9bfb6693f2cf6de171db46d1aa586f67d773a1da",
  "training_run_id": "20260823T132231Z-v10p5-datafree-sp4",
  "wandb_url": "https://wandb.ai/wlsaidhi/h3-dmd2-vsa/runs/a1etree2",
  "checkpoint_step": 1300,
  "checkpoint_content_sha256": "b36987515e4c75fa4c7aaa632a7842c829ea141b235358a54d782b51230497b3",
  "checkpoint_metadata_sha256": "dcad0fbee2a7c7e75e53435f4fd98fccf3138844883874edf057962ab48fa428",
  "fastvideo_commit": "48a047c05ff4138f20cfa33351499c6ec5945f5d",
  "student_tensor_count": 688,
  "student_tensor_bytes": 70099502592,
  "student_dtype": "bfloat16",
  "dmd_denoising_steps": [999, 749, 500, 250],
  "attention_backend": "VIDEO_SPARSE_ATTN_H3",
  "vsa_tile_size": 64,
  "vsa_sparsity": 0.9,
  "known_recipe_deviation": "Predates later continuous score-clock and FastGen-alignment corrections."
}