['17', 'shows', 'the', 'temperature', 'profile', 'during', 'the', 'recycling', 'of', 'the', 'CPA', 'pill', 'and', 'subsequent', 'operation', 'at', '200mK.', 'During', 'the', 'hold', 'time', ',', 'the', 'servo', 'control', 'program', 'maintained', 'the', 'CPA', 'pill', 'temperature', 'to', 'within', 'a', 'millikelvin', '.']