{
  "build_assumption": "Rows are emitted grouped by backbone sequence in generator order.",
  "bundle_id": "PBAC-PEPTIDE-SALUSIN-ALPHA-TOR2A-ED2-FULL-BUNDLE-001",
  "canonical_row_store": "parquet",
  "catalog_id": "PBAC-PEPTIDE-SALUSIN-ALPHA-TOR2A-ED2-FULL",
  "completed_at_utc": "2026-06-24T18:34:40Z",
  "entry_semantics": "Each entry maps one backbone sequence to every candidate shard that may contain exact asset rows for that sequence. The Parquet shard remains canonical.",
  "expected_sequence_count": 136991,
  "first_sequence": "SGALPPAPAAPRPALRAQRAGPAGPGAK",
  "generator_version": "0.1.0",
  "index_builder_version": "0.1.0",
  "index_file": "sequence_shard_index.jsonl.gz",
  "index_schema_version": "pbac_sequence_shard_index_manifest_v1",
  "index_type": "sequence_to_candidate_shards",
  "last_sequence": "SGALPPAPAAPRPALRAQRAGPAGPGYY",
  "max_shards_per_sequence": 2,
  "multi_shard_sequence_count": 8,
  "release_id": "PBAC-PEPTIDE-SALUSIN-ALPHA-TOR2A-ED2-FULL-V1",
  "row_schema_version": "pbac_peptide_row_v1",
  "sequence_count": 136991,
  "sha256": {
    "sequence_shard_index.jsonl.gz": "701fd13a4ef45df522f9dae0739ce39f1dd565f9745dcbe7836ebcfb02c30dd3"
  },
  "shard_count": 13,
  "shard_path_rule": "shards/{shard_id}/candidates.parquet",
  "source_config_hash_sha256": "0ec5ee6305ae93cac3fc5ef70437c171f59c67d64f2967ced82dbecf8be10fb8",
  "source_row_count": 821946,
  "structure_key_version": "pbac-sk-v1"
}
