{
  "actual_extension": "bt2",
  "assembly": "ARS-UCD1.2",
  "builder": "aws-indexes:metadata-backfill",
  "built_utc": "2026-05-29T13:58:32Z",
  "command": "unknown",
  "date": "2026-05-29",
  "expected_extension": "bt2",
  "id": "arsucd12",
  "index_base": "ARS-UCD1.2",
  "inputs": [
    {
      "md5": "a3edf29fb9098c24538bcc6361a760e8",
      "path": "source.fa.gz"
    }
  ],
  "notes": "RefSeq ARS-UCD1.2 Metadata-only backfill; index .bt2 shards unchanged from s3://genome-idx/bt; original bowtie2-build version/date/command not recorded.",
  "outputs": [
    "ARS-UCD1.2.1.bt2",
    "ARS-UCD1.2.2.bt2",
    "ARS-UCD1.2.3.bt2",
    "ARS-UCD1.2.4.bt2",
    "ARS-UCD1.2.rev.1.bt2",
    "ARS-UCD1.2.rev.2.bt2",
    "ARS-UCD1.2.dict",
    "ARS-UCD1.2.zip",
    "ARS-UCD1.2.md5",
    "ARS-UCD1.2.build.txt",
    "ARS-UCD1.2.manifest.json"
  ],
  "schema_version": "1.0",
  "source": "NCBI",
  "source_urls": [
    "https://ftp.ncbi.nlm.nih.gov/genomes/all/GCF/002/263/795/GCF_002263795.1_ARS-UCD1.2/GCF_002263795.1_ARS-UCD1.2_genomic.fna.gz"
  ],
  "species": "Cow",
  "threads": "unknown",
  "tool": "bowtie2-build",
  "tool_version": "unknown",
  "tool_version_output": "unknown"
}