The state registrar shall have a seal, which shall bear within the perimeter of the seal the words “Seal of the State Registrar of Vital Statistics of Alaska,” and within the circle, at the top of the seal, a star representing the north star, beneath it the dipper of seven stars, and beneath this a quill. The seal shall be used in the certification of copies of records under custody of the state registrar, and to authenticate other copies, documents, records, and reports the state registrar considers necessary.