The action of the Regents in incorporating institutions, changing their corporate names, altering, suspending or revoking their charters, dissolving their corporate existence, approving transfers of their property, approving the acceptance of conditional gifts, and all similar acts of the Regents shall, in addition to the record of their proceedings, be evidenced by charters, decrees, certificates or other appropriate instruments, which shall be executed by and in behalf of the university under its seal, be attested by the official signatures of the chancellor or the vice chancellor, or the senior Regent, and of the president, and a photostat copy thereof shall be filed in the office of the president as a public record.