wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/6950df7b-7805-453a-997b-bf6b679b315e/4DNFIVPFKHDG.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/6950df7b-7805-453a-997b-bf6b679b315e/4DNFIVPFKHDG.bam 4DNFIVPFKHDG
test "1e1a69aab4b9f32014997c42a9f1675e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIVPFKHDG