wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/cac63c8b-48ce-4897-842e-12208e793a18/4DNFI61VMVT4.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/cac63c8b-48ce-4897-842e-12208e793a18/4DNFI61VMVT4.bam 4DNFI61VMVT4
test "cac5fa586cde3968c49623abf96bdb4f" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI61VMVT4