xxd(1) on macOS
The text b7822e307fe4, as macOS 14.0, macOS 13.5, macOS 13.4, macOS 13.3, macOS 13.2, macOS 13.1, macOS 13.0 shipped it.
make a hexdump or do the reverse.
Flags it lists
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-C -
-E -
-EBCDIC -
-a -
-autoskip -
-b -
-bits -
-capitalize -
-e -
-h -
-help -
-i -
-include -
-o -
-p -
-plain -
-postscript -
-ps -
-r -
-revert -
-s -
-seek -
-u -
-v -
-version