wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/66d67abf-c58e-4f8b-874d-fc0739f8af79/4DNFIA5T5EWA.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/66d67abf-c58e-4f8b-874d-fc0739f8af79/4DNFIA5T5EWA.bw 4DNFIA5T5EWA
test "a352a9a15f203f0322abbba8d2397522" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIA5T5EWA