<prompt> Translate the following text to EnglishWawakilishi wa Caterpillar walisema kwamba kutia sahihi michoro ilikuwa uthibitisho kwamba muundo huo ungeweza kutengenezwa siku iliyofuata, ikiwa ni lazima.  <response>: Caterpillar representatives said that signing the drawings was a certification that the design could be manufactured the next day, if necessary. 