The generator matrix

 1  0  0  0  0  1  1  1  1  2  1  2  1  6  2  1  1  2  4  1  1  2  2  1  6  6  1  1  1  4  0  1
 0  1  0  0  0  0  1  2  3  1  0  4  1  1  1  7  6  6  1  0  3  6  1  0  1  2  3  1  2  0  1  0
 0  0  1  0  0  0  2  1  3  3  1  1  4  5  6  7  3  0  0  6  1  1  6  2  1  1  6  7  2  2  3  0
 0  0  0  1  0  1  0  2  3  3  3  3  7  2  6  5  2  1  1  0  0  1  5  5  4  7  5  3  0  1  3  0
 0  0  0  0  1  1  5  1  1  6  0  1  7  2  7  0  4  3  6  5  3  2  3  6  3  0  7  4  1  7  3  1
 0  0  0  0  0  2  2  2  2  4  4  0  4  6  2  2  6  6  6  6  2  2  6  2  0  0  0  4  0  0  6  0

generates a code of length 32 over Z8 who´s minimum homogenous weight is 23.

Homogenous weight enumerator: w(x)=1x^0+58x^23+377x^24+1042x^25+2130x^26+3906x^27+6758x^28+10002x^29+14212x^30+17400x^31+18397x^32+18044x^33+14544x^34+10440x^35+6732x^36+3692x^37+1964x^38+830x^39+369x^40+114x^41+46x^42+6x^43+6x^44+2x^45

The gray image is a code over GF(2) with n=128, k=17 and d=46.
This code was found by Heurico 1.11 in 80.3 seconds.