/usr/share/signify-openbsd-keys/openbsd-57-pkg.pub is in signify-openbsd-keys 2015.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | untrusted comment: openbsd 5.7 packages public key
RWTJ1iHLn/zcvJJSbxJIEU9ChlfAlU16XoLLxmxciliOFWfTLyOv0vQs
|