There are 2 ISO images and md5 checksum for Kickstart:

1) DVD ISO image:
   CentOS-7-x86_64-1810-vai-cnes-ks.iso
   CentOS-7-x86_64-1810-vai-cnes-ks.iso.md5

2) USB ISO image (Everything). This ISO has 32-bit glibc rpm
   CentOS-7-x86_64-1810-ev-vai-cnes-ks.iso
   CentOS-7-x86_64-1810-ev-vai-cnes-ks.iso.md5