# It is possible to invent a single machine which can be used to compute any computable… by Alan Turing > "It is possible to invent a single machine which can be used to compute any computable sequence." > **— Alan Turing**, *On Computable Numbers (1936)* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: On Computable Numbers (1936).