The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  4  0  2  4  2  4  4  2  1  1  4  1  2  0
 0  2  0  0  0  2  6  2  0  0  4  2  4  2  6  2  2  4  2  4  2  2  2  2  2  2  4  2  2  4  4  2
 0  0  2  0  2  2  6  0  0  4  2  2  2  6  4  0  0  4  6  4  2  4  4  4  2  0  2  2  4  0  0  0
 0  0  0  2  2  0  6  2  4  2  2  0  4  6  0  2  6  6  0  2  4  6  6  6  0  2  4  6  0  4  2  4
 0  0  0  0  4  0  0  0  0  0  0  4  4  4  0  4  0  4  4  4  0  0  0  4  4  4  4  0  4  0  0  4
 0  0  0  0  0  4  0  4  4  0  4  4  0  4  4  4  0  4  4  0  0  0  4  4  0  0  4  4  0  0  4  4
 0  0  0  0  0  0  4  4  0  4  4  4  0  4  4  0  4  4  0  0  4  0  0  0  0  0  0  4  4  4  0  4

generates a code of length 32 over Z8 who´s minimum homogenous weight is 25.

Homogenous weight enumerator: w(x)=1x^0+58x^25+156x^26+174x^27+174x^28+330x^29+475x^30+486x^31+429x^32+470x^33+510x^34+298x^35+150x^36+142x^37+132x^38+66x^39+10x^40+24x^41+6x^42+4x^44+1x^46

The gray image is a code over GF(2) with n=128, k=12 and d=50.
This code was found by Heurico 1.16 in 13.8 seconds.