The generator matrix

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

generates a code of length 35 over Z8 who´s minimum homogenous weight is 29.

Homogenous weight enumerator: w(x)=1x^0+66x^29+153x^30+282x^31+390x^32+410x^33+503x^34+554x^35+503x^36+436x^37+333x^38+200x^39+117x^40+74x^41+29x^42+18x^43+13x^44+6x^45+6x^46+2x^47

The gray image is a code over GF(2) with n=140, k=12 and d=58.
This code was found by Heurico 1.16 in 3.57 seconds.