The generator matrix

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

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+41x^64+82x^65+86x^66+108x^67+110x^68+90x^69+65x^70+60x^71+53x^72+44x^73+46x^74+44x^75+25x^76+18x^77+32x^78+18x^79+17x^80+14x^81+16x^82+20x^83+5x^84+8x^85+7x^86+6x^87+4x^88+4x^90

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 0.206 seconds.