touch(1) on macOS
The text 715f467ca0f9, as Mac OS X 10.2.8.G5, Mac OS X 10.2.8, Mac OS X 10.2.7, Mac OS X 10.2.6, Mac OS X 10.2.5, Mac OS X 10.2.4, Mac OS X 10.2.3, Mac OS X 10.2.2, Mac OS X 10.2.1, Mac OS X 10.2 shipped it.
change file access and modification times
Flags it lists
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-a -
-c -
-f -
-h -
-m -
-r -
-t