/usr/share/doc/racket/2d/stamp.sxref is in racket-doc 6.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | ("54f8a8920cf658693e2a551316b291162322a1bf5e3dfb51d5ce26b1321aed26fb81f4417074d214" "c7a6e669961eabf8b60bb84cd7d316191aa1e09467bac8c41d5362e9129385445cf0460cbc5db6ea" "78c9c50af1e7be87d9e1bf32c56c1f56e3fa8c14")
|