The Undisputed Truth was a 1970s Motown recording act, assembled by record producer Norman Whitfield as a means for being able to experiment with his psychedelic soul production techniques. Joe Harris served as main lead singer, with Billie Rae Calvin and Brenda Joyce Evans, formerly of The Delicates, on additional leads and background vocals.
Written by Norman Whitfield and Barrett Strong as a single for Motown act The Undisputed Truth in 1971. This version of "Papa" was released as a single in early 1972, and peaked at number sixty-three on the pop charts and number twenty-four on the R&B charts. Later in 1972, Whitfield, who also produced the song, took "Papa Was a Rollin' Stone" and remade it as a twelve-minute record for The Temptations, which was a number-one hit on the Billboard Hot 100 and won three Grammy Awards in 1973. While the original Undisputed Truth version of the song has been largely forgotten... (info from wiki).
From The Album "The Undisputed Truth" - 1971 - Gordy - US