SHA256(ubuntu-ova.ovf)= df061d8394248c1897bf2b28c79ad523606cc86a2c17f7945fab73a491e4638d
SHA256(ubuntu-ova-disk1.vmdk)= b8b986a71431653313cf28e4e68243515f4949c88c64b3f1523fb98181d398d5