cube with per vertex coloring and 8 Unique vertices.

red_cube_8_unique.obj

#
# NOTE: Don't use this unless you know what it is meant for.
# cube with per vertex coloring and 8 Unique vertices.
# a vertex is considered unique if it has all its attributes unique, not just the position.
#
v  0.0  0.0  0.0  255  0  0
v  0.0  0.0  1.0  255  0  0
v  0.0  1.0  0.0  255  0  0
v  0.0  1.0  1.0  255  0  0
v  1.0  0.0  0.0  255  0  0
v  1.0  0.0  1.0  255  0  0
v  1.0  1.0  0.0  255  0  0
v  1.0  1.0  1.0  255  0  0

vn  0.0  0.0  1.0
vn  0.0  0.0 -1.0
vn  0.0  1.0  0.0
vn  0.0 -1.0  0.0
vn  1.0  0.0  0.0
vn -1.0  0.0  0.0
 
f  1//2  7//2  5//5
f  1//2  3//3  7//2 
f  1//2  4//6  3//3
f  1//2  2//1  4//6 
f  3//3  8//3  7//2
f  3//3  4//6  8//3 
f  5//5  7//2  8//3 
f  5//5  8//3  6//4 
f  1//2  5//5  6//4 
f  1//2  6//4  2//1 
f  2//1  6//4  8//3 
f  2//1  8//3  4//6