When you extract part01.rar using software like WinRAR or 7-Zip, the program automatically pulls data from part05 and the other segments to reconstruct the full v0.8 game folder.
The game has faced a turbulent development path; ensure you are looking for the most recent build, as v0.8 is now an older version of the alpha. Dead.Matter.v0.8.part05.rar
This is the fifth part of a multi-volume archive. Because the total game size is large, the installer or game files are split into smaller chunks (part01, part02, etc.) to make downloading and sharing more manageable. Technical Context When you extract part01