The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  4  1  1  1  1  1  1  1  0  1  1  1  1  4  1  1  4  1  1
 0  2  0  6  0  6  0  6  4  6  6  0  6  0  4  2  0  6  2  4  0  6  4  2  0  6  2  4  6  0  0  6  4  2  4  2  6  6  0  0  2  4  0  2  6  4  0  6  0  4  6  4  2  0  0  6  6  6  2  4  0  4  0  4  4  6  2  4  6  0
 0  0  4  0  0  0  0  0  4  0  0  0  0  4  4  0  0  0  0  0  4  4  4  4  0  4  4  0  4  4  4  4  4  4  4  4  0  4  0  0  4  0  4  4  4  4  4  0  4  0  0  0  0  0  0  0  0  4  4  0  4  0  0  4  4  4  4  0  4  0
 0  0  0  4  0  0  0  4  0  0  0  0  4  0  0  4  0  0  4  0  4  4  4  0  4  4  0  4  4  4  0  0  0  0  4  4  0  4  0  4  4  4  0  4  0  4  4  4  4  4  0  0  4  0  4  0  4  0  4  0  4  4  4  0  4  0  0  0  4  0
 0  0  0  0  4  0  0  0  0  0  0  4  0  4  4  0  0  4  4  4  0  0  4  0  4  4  4  0  0  0  0  4  4  0  4  4  4  4  0  4  0  4  0  0  4  0  4  4  0  0  4  0  4  4  4  4  4  0  4  0  4  0  0  4  4  4  0  0  0  0
 0  0  0  0  0  4  0  4  0  0  4  0  4  0  0  0  4  4  4  4  4  0  4  0  0  4  4  0  0  0  4  4  4  0  0  4  0  0  4  4  4  0  4  4  0  0  4  0  4  4  0  0  0  4  4  4  4  4  0  0  0  0  4  4  4  0  4  0  4  0
 0  0  0  0  0  0  4  0  4  4  4  4  4  0  4  4  4  0  4  4  4  0  4  4  4  4  0  4  4  0  0  4  0  0  0  0  0  0  0  4  0  0  4  4  0  4  0  0  0  4  4  0  4  0  0  4  0  0  4  0  4  0  0  4  0  4  4  0  4  0

generates a code of length 70 over Z8 who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+15x^64+32x^65+112x^66+40x^67+239x^68+32x^69+272x^70+16x^71+128x^72+16x^73+32x^75+32x^77+16x^79+16x^81+24x^83+1x^132

The gray image is a code over GF(2) with n=280, k=10 and d=128.
This code was found by Heurico 1.16 in 0.215 seconds.