The generator matrix

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

generates a code of length 34 over Z8 who´s minimum homogenous weight is 31.

Homogenous weight enumerator: w(x)=1x^0+80x^31+127x^32+64x^34+160x^35+32x^36+16x^39+28x^40+4x^48

The gray image is a code over GF(2) with n=136, k=9 and d=62.
This code was found by Heurico 1.16 in 3.87 seconds.