“A sworn certification is an affidavit under the official seal of any officer authorized to administer oaths within the United States, or if the original is located outside of the United States, under the official seal of any diplomatic or consular officer of the United States or of a person authorized to administer oaths whose authority is proved by the certificate of such an officer, or a statement in accordance with section 1746 of title 28 of the United States Code.” 37 C.F.R. § 201.4(a)(3)(i) (italics omitted). A sworn statement verifying that a photocopy or other reproduction of a signed document is a true copy of the original.