libmircookie-dev 0.26.3+17.10.20170526.3-0ubuntu2 (arm64 binary) in ubuntu artful

 libmircookie provides a simple mechanism for a group of cooperating processes
 to hand out and verify difficult-to-forge timestamps to untrusted 3rd parties.
 .
 This package contains the development headers for building programs that
 generate or verify the attestable timestamps.