The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+94x^29+371x^30+642x^31+627x^32+972x^33+959x^34+1018x^35+869x^36+940x^37+683x^38+494x^39+268x^40+164x^41+49x^42+22x^43+10x^44+6x^45+2x^46+1x^52

The gray image is a code over GF(2) with n=140, k=13 and d=58.
This code was found by Heurico 1.11 in 0.55 seconds.