The generator matrix

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

generates a code of length 71 over Z2[X]/(X^2) who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+31x^64+96x^65+93x^66+102x^67+88x^68+92x^69+90x^70+48x^71+61x^72+58x^73+32x^74+16x^75+36x^76+38x^77+20x^78+14x^79+34x^80+14x^81+17x^82+8x^83+4x^84+14x^85+2x^86+2x^87+1x^88+8x^89+2x^90+2x^91

The gray image is a linear code over GF(2) with n=142, k=10 and d=64.
This code was found by Heurico 1.16 in 0.198 seconds.