The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  2  0 14  0  0  6 10  4  6  4  6 12 12  2  2 14 14 10 10  8  8  8  8 12 12  4  4 14  6 10  2
 0  0 12  4  8  4 12  8  4  0 12  8  0  8  4 12  8  0 12  4  8  0  4 12 12  4  8  0 12  4  0  8

generates a code of length 32 over Z16 who´s minimum homogenous weight is 32.

Homogenous weight enumerator: w(x)=1x^0+510x^32+1x^64

The gray image is a code over GF(2) with n=256, k=9 and d=128.
This code was found by Heurico 1.16 in 0.0238 seconds.