SHA256(ubuntu-ova.ovf)= 0c63ea39c00ea3d15e43afa019f3874a7fb2f5704d48d6636428b27b7d0cd19c
SHA256(ubuntu-ova-disk1.vmdk)= 812fea0727d0eeff15f470e90a71bf360ba690c2f6dcccb5a81e716572241fc3