English words like "goodbye" are contracted from longer expressions after centuries of common use[0]. Reading your phrase "gave human written" made me wonder how this phrase would contract if it were still in use centuries from today.

[0]: https://www.youtube.com/shorts/t2ew2UHaCuY

May I propose: hritten?

“That was the last hritten novel by him. His a-level simulation took over the writing after.”