l Sankt Gallen, Stiftsbibliothek 673, p.171 C.26 (C.29) Authentica Ad hec qui suam ancillam to Cod. 7.6.1 (Nov. 22.11) Rubric: “Constitutio nostra i. collation iiii. (Authen. 4.1=Nov. 22.1>) <De nuptiis> Not in Gratian 2 "Idem dicitur de seruo" is added to the original Authentica by later jurists, see Pennington, "The Beginning of Roman Law Jurisprudence and Teaching in the Twlefth Century:  The Authenticae," RIDC 22 (2011) 35-53 at 42-43