When any amendment to the articles is adopted, the president and secretary of the cooperative shall prepare and sign in duplicate, a certificate sealed with the seal of the cooperative, if it has a seal, stating:
(1) The name of the cooperative;
(2) The amendment and date of adoption;
(3) The number of members voting for and against the amendment;
(4) The number of members attending the meeting and a statement that such number constituted a quorum of members;
(5) That the notice of the meeting of members was given as required by law.