example.org/urlcache/path/to/file/file.mimext?hashalg=hash
eg. example.org/urlcache/file.png?sha384=9b78b27b73668784e38c8a58a8535deaaecb77709
example.org/urlcache/path/to/file/file.mimext?hashalg=hash
eg. example.org/urlcache/file.png?sha384=9b78b27b73668784e38c8a58a8535deaaecb77709