This is a valid edX certificate number for Vsevolod Ryzhov
Student Name
Vsevolod Ryzhov
Identifier number
dc401db233c24418900971d9a6e94135
Course
CS169.1x
A course of study offered by BerkeleyX, an online learning initiative of THE UNIVERSITY OF CALIFORNIA AT BERKELEY, through edX, the online learning initiative of Harvard University and MIT