Ensure you own the physical disc. Use software that complies with (e.g., MakeMKV , HandBrake , or FFmpeg ).
This specific naming convention is typical for high-quality digital releases found on torrent indexing sites. The word "hot" at the end is likely a site-specific tag indicating the file is currently popular or trending, rather than a technical specification. interstellar20142160puhdblurayx26510bith hot
This release is highly regarded as "reference quality" material for home theaters due to its use of high-bitrate encoding and variable aspect ratios. interstellar.2014 : The film title and its original theatrical release year. 2160p / UHD : Indicates Native 4K resolution Ensure you own the physical disc