Code point
U+2F00
Glyph appearance depends on your fonts.
U+2F00
So<compat> 4E00U+2F00 KANGXI RADICAL ONE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Kangxi Radicals block.
Choose the representation you need, then copy its value.
U+2F00
12032
⼀
⼀
E2 BC 80
2F00
00002F00
%E2%BC%80
\u2F00
\u2F00
\u2F00
\2F00