Opera quae ego facio testimonium

Source: 
Vercelli, Biblioteca Capitolare, CLXX
Folio: 
061r
Sequence: 
4
Feast: 
Fer. 5 Hebd. 2 Quad.
Office/Mass: 
V2
Genre: 
A
Position: 
M
Cantus ID: 
004160
Mode: 
8
Differentia: 
G1
Differentia database: 
1--k-k-j-k-h-g--4 118a
Manuscript Reading Full Text (standardized spelling): 
Opera quae ego facio testimonium perhibent de me quia pater me misit