I'm the guy they used to call "Deep Throat".
Source, in full
Statement to John D. O'Connor, under a shield of attorney-client privilege revealed in an article for the July 2005 issue of Vanity Fair which was publicly released on May 31, 2005, revealing his identity after more than 30 years of secrecy. It is stated that he made such a statement several times in the course of conversations, and he is also quoted in the title of the piece as having said" "I'm the guy they called 'Deep Throat'."