The generator matrix

 1  0  0  1  1  1  X  1  1  0  0  X  1  1  1  0  1  1  1  0  X  1  1  1  1  0  0  X  0  1  1  X  1  1  0  X  X  1  1  1  0  0  1  X  X  1  X  1  X  1  1  X  1  0  1  1  1  X  1  1  1  1  0  0  1  1  X  1  1  1
 0  1  0  0  1  1  1  0  X  X  1  1  1 X+1  0  1  1  X  1  1  0  0  0  1 X+1  1  1  X  0 X+1 X+1  X  X  0  X  1  1 X+1  X  X  1  1 X+1  1  1  1  1  1  1  X  1  1 X+1  1  0 X+1  0  X  1 X+1  0  0  1  1 X+1 X+1  1  0  0  0
 0  0  1  1  1  0  1  X X+1  1  0  1 X+1  X  0 X+1 X+1  1  X  0  1  0  1 X+1  X  X  1  1  1 X+1  0  1  X X+1  1  X  1  0  1  0  0  1  X  0  0  0  X  X X+1  1 X+1 X+1  1  1 X+1  X X+1  1  0  X  1  1  0  X  0  X X+1  0  0  0
 0  0  0  X  0  0  0  0  0  0  0  0  X  X  X  X  0  0  0  X  0  X  X  X  X  X  X  0  X  X  0  X  X  0  X  0  X  0  X  X  0  X  0  0  X  X  0  0  X  0  X  X  X  0  0  0  0  0  0  X  0  0  X  0  X  0  X  X  0  0
 0  0  0  0  X  0  0  X  X  X  X  X  X  X  X  0  X  0  0  X  X  0  X  X  X  0  X  0  X  0  X  0  0  X  X  X  X  X  X  X  0  0  0  X  X  0  X  X  X  X  0  X  0  X  X  X  0  X  X  0  0  0  X  0  X  0  0  X  X  X
 0  0  0  0  0  X  0  0  0  X  X  X  X  X  X  X  X  0  0  X  0  X  0  0  0  0  0  X  X  X  X  X  0  X  0  0  X  0  X  0  X  0  X  0  0  X  X  0  X  X  0  0  X  0  0  X  X  X  0  X  0  X  0  X  X  0  X  0  0  X

generates a code of length 70 over Z2[X]/(X^2) who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+27x^64+56x^65+49x^66+64x^67+46x^68+42x^69+46x^70+28x^71+29x^72+12x^73+20x^74+14x^75+11x^76+10x^77+4x^78+16x^79+10x^80+8x^81+7x^82+6x^83+2x^84+2x^86+1x^88+1x^92

The gray image is a linear code over GF(2) with n=140, k=9 and d=64.
This code was found by Heurico 1.16 in 0.078 seconds.