{
  "id": "Fixed_6stem_htdemucs_SKnJC",
  "family": "fixed",
  "training_corpus": "Combined",
  "recipe": "legacy",
  "target_role": null,
  "epoch": 333,
  "release_inclusion": "confirmed",
  "artifact_status": "published",
  "planned_checkpoint_path": "fixed/SKnJC/legacy/Fixed_6stem_htdemucs_SKnJC.pt",
  "original_checkpoint_filename": "model_htdemucs_ep_333_sdr_-1.2322_si_sdr_-0.3075_k_sdr_87.1730.ckpt",
  "original_checkpoint_sha256": "cbfa201798f7e7f4766bacd3aa8622b3ae40321729bd7f0b3555ac4348c57879",
  "released_checkpoint_sha256": "8f87f3a1224de680085fea0c186600edc7cfbb91b8f56f8862da4772565e0cda",
  "download_url": "https://huggingface.co/AcappellaSet/ACappellaSet-Models/resolve/main/fixed/SKnJC/legacy/Fixed_6stem_htdemucs_SKnJC.pt",
  "weight_license": "cc-by-nc-4.0",
  "source_order": [
    "vp",
    "bass",
    "soprano",
    "alto",
    "tenor",
    "other"
  ],
  "code_support": "Original and portable Combined checkpoints validated on Linux CPU; other platforms pending.",
  "sixth_output_note": "other represents JC Lead / SK Baritone training semantics; not two independent outputs.",
  "config_path": "fixed/SKnJC/legacy/config.yaml",
  "artifact_format": "pytorch_state_dict",
  "original_hash_verification": "PASS, full-file SHA-256, 2026-10-14",
  "prepared_export": {
    "export_sha256": "8f87f3a1224de680085fea0c186600edc7cfbb91b8f56f8862da4772565e0cda",
    "export_bytes": 109822110,
    "format": "pytorch_state_dict",
    "weights_only": true,
    "tensor_count": 525,
    "tensor_values_bit_identical": true,
    "optimizer_included": false,
    "validation": "Linux CPU: two clips, all six outputs bit-identical to original checkpoint and research reference; six behavioral tests passed"
  },
  "released_checkpoint_bytes": 109822110,
  "notice_path": "WEIGHTS_NOTICE.md",
  "intended_weight_license": "cc-by-nc-4.0",
  "license_review_status": "assigned; applicable upstream notices preserved",
  "display_name": "Fixed_6stem_htdemucs_SKnJC",
  "aliases": [
    "fixed-combined-ep333"
  ],
  "previous_checkpoint_path": "fixed/Combined/legacy/epoch_0333.pt",
  "public_inference_status": "published_export_strict_loading_verified",
  "config": "configs/fixed/combined_ep333.yaml",
  "config_sha256": "55bd3b4080fb20bfe445647bef934c991e475b92b64401c339f9610f34eb2244",
  "inference_model_id": "Fixed_6stem_htdemucs_SKnJC",
  "weights_only": true,
  "validation_report": "https://github.com/pting126/ACappellaSet/blob/main/docs/validation/inference-exports-2026-10-22.json"
}