{
  "format": "h1-csv-string-table-v1",
  "original_filename": "frame_metrics.csv",
  "original_sha256": "fb1f43c7f7e1197916595018b9e8d9fca89df246cfbf6b97bd26e7c8c2aed654",
  "original_bytes": 16925995,
  "data_row_count": 32912,
  "column_count": 67,
  "csv_encoding": "utf-8",
  "utf8_bom_hex": "efbbbf",
  "csv_dialect": {
    "delimiter": ",",
    "quotechar": "\"",
    "doublequote": true,
    "quoting": "QUOTE_MINIMAL",
    "lineterminator": "\r\n",
    "escapechar": null
  },
  "cell_semantics": "Every cell is a string copied from the original CSV. Empty strings preserve missing/not-applicable cells and are distinct from \"0\" and \"0.0\". No numeric parsing or rounding.",
  "distributed_file": "frame_metrics.json.gz",
  "compressed_bytes": 1799163,
  "compressed_sha256": "ed30af91fbb50eb31107769a9d94be0b66a24153bb3d217f3bf4b43c27fc5711",
  "uncompressed_json_bytes": 21369874,
  "uncompressed_json_sha256": "1cc577a6e631955fd313d68274651d121cfea80b4c1c42cd6a37568c140b58f2",
  "gzip_mtime": 0,
  "exact_byte_reconstruction_verified": true,
  "reconstructed_csv_sha256": "fb1f43c7f7e1197916595018b9e8d9fca89df246cfbf6b97bd26e7c8c2aed654",
  "reconstruction_ja": "gzipを展開してJSONを読む。columnsを先頭行、その後rowsを順にCSV QUOTE_MINIMALで出力する。区切りはカンマ、quoteは二重引用符、doublequote=true、各行末CRLF、最終行にもCRLF。UTF-8にencodeし、先頭にefbbbfを付ける。全セルは文字列のままで数値変換しない。",
  "publication_conversion_scope": "Packaging only; no new measurement or scientific aggregation."
}