An apparatus configured to generate random numbers is provided, the apparatus having high entropy and being capable of a reduced chip size. The system monitors selected vehicle parameters while a vehicle is being driven, and detects one or more vehicle operation violations by comparing the selected vehicle parameters to predetermined thresholds. For each of the unit regions, the method of the invention determines a recording pattern corresponding to each unit region in accordance with the data related to the image to be recorded. The control unit controls the hooks to enter and hitch one part of the assembled product to correct a gap therein.