Information furnished by members. Within 3 months after this act becomes effective, each original member, and within 30 days after his employment, each new member, shall submit to the retirement board a statement showing his name, sex, title, compensation, duties, date of birth, and length of service as a state employe, and such other information as the retirement board shall require. Each state employe, upon becoming a member, shall file a detailed statement of all his prior service as an employe and shall furnish such other facts as the retirement board may require for the proper operation of the retirement system.