The generator matrix

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

generates a code of length 35 over Z8 who´s minimum homogenous weight is 28.

Homogenous weight enumerator: w(x)=1x^0+175x^28+92x^29+396x^30+340x^31+770x^32+652x^33+1238x^34+868x^35+1264x^36+724x^37+694x^38+316x^39+412x^40+68x^41+98x^42+12x^43+57x^44+6x^46+9x^48

The gray image is a code over GF(2) with n=140, k=13 and d=56.
This code was found by Heurico 1.16 in 1.3 seconds.