Known filenames:
PneumaticCraft-1.7.10-1.4.2-39-universal.jar
PneumaticCraft 1.4.2-39.jar
PneumaticCraft.jar
_T_PneumaticCraft-1.4.2-39-universal.jar
PneumaticCraft-(1.7.10)-[1.4.2-39].jar
pneumaticCraft-1.7.10-1.4.2-39-universal.jar
pneumaticcraft-1.7.10-1.4.2-39-universal.jar
PneumaticCraft-1.4.2-39-universal.jar