CA Civ Proc Code Section 179

Each of the justices of the Supreme Court and of any court of appeal and the judges of the superior courts, shall have power in any part of the state to take and certify:

(a)

The proof and acknowledgment of a conveyance of real property, or of any other written instrument.

(b)

The acknowledgment of satisfaction of a judgment of any court.

(c)

An affidavit or deposition to be used in this state.