wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/6ebbf60d-35bf-45fc-af29-e53625add54b/4DNFI6WY9AR7.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/6ebbf60d-35bf-45fc-af29-e53625add54b/4DNFI6WY9AR7.bam 4DNFI6WY9AR7
test "44fcb0898db38cad41a65344b1fcf14d" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI6WY9AR7