Green’s Dictionary of Slang

hen track v.

(US black/Harlem) to sign one’s name, to write.

[US]D. Burley Orig. Hbk of Harlem Jive 17: I’m gonna hen track that issue.
[US]D. Burley N.Y. Amsterdam News 15 Jan. 10A: I’ll do a bit of slacking and this spiel I’m hen-tracking.