If the defendant is to be sentenced to the secretary of corrections, the court shall issue an order of commitment to cause the transfer of custody of the defendant over to the secretary. Such order may be made part of the sentencing document whether that be the judgment form or the journal entry. The commitment order shall be supported by the record of judgment of conviction and sentence, whether by judgment form or by journal entry, and delivered with the defendant to the correctional institution.
K.S.A. 21-6712