wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/47ffbd82-5a2c-4c26-a0c1-49fe0aa6f43d/4DNFI8GGMXS1.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/47ffbd82-5a2c-4c26-a0c1-49fe0aa6f43d/4DNFI8GGMXS1.bw 4DNFI8GGMXS1
test "4ecf8a8129c0fc95a0f87825ac05b394" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI8GGMXS1