wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/16486a33-24c5-4049-9d78-57d40c4d7234/4DNFI41S78WL.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/16486a33-24c5-4049-9d78-57d40c4d7234/4DNFI41S78WL.bw 4DNFI41S78WL
test "d83b379eb4566917535a83b7cdbf7d34" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI41S78WL