libarchive_internals(3) on macOS
The text 73457b9f668c, as macOS 26.5, macOS 26.4, macOS 26.3, macOS 26.2, macOS 26.1, macOS 26.0, macOS 15.6, macOS 15.5, macOS 15.4 shipped it. The page shows this text now.
description of libarchive internal interfaces