De or het handschriftherkenning?

The correct Dutch article is:

de handschriftherkenning

Rule Words ending in -ing: almost always de. See the rule

How to use handschriftherkenning

the handschriftherkenningde handschriftherkenning
this handschriftherkenningdeze handschriftherkenning
that handschriftherkenningdie handschriftherkenning
our handschriftherkenningonze handschriftherkenning
your handschriftherkenningjouw handschriftherkenning
every handschriftherkenningelke handschriftherkenning
which handschriftherkenning?welke handschriftherkenning?
a big handschriftherkenning / the big handschriftherkenningeen grote handschriftherkenning, de grote handschriftherkenning