This may be a part of a large dataset (like genomic sequencing, high-resolution imaging, or climate modeling) hosted on a private server or a specialized platform like Figshare or Dryad .
"THOD" is occasionally used in technical shorthand for "Thermal" or "Three-Dimensional" data in engineering contexts. sc24338-THODV3.part2.rar
Are there any or institution names associated with the file? This may be a part of a large
Research papers often include large datasets as multi-part RAR files. The "part2" suffix indicates that you need all other parts (part1, part3, etc.) in the same folder to extract the contents. sc24338-THODV3.part2.rar