wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/40f1c1e9-d619-41d8-ba09-13bc26150617/4DNFIO4BJ8Z6.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/40f1c1e9-d619-41d8-ba09-13bc26150617/4DNFIO4BJ8Z6.bw 4DNFIO4BJ8Z6
test "350847a8c3fa2f4f1d1c0dd03bc5565e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIO4BJ8Z6