There is nothing hidden at the posted coordinates!
V hfrq Tbbtyr Rnegu.
W vf uneq gb frr. Vg vf n 4.
Vs lbh qvq Trggvat gur Tbbfr, gura lbh jvyy unir na vqrn jurer gb ybbx sbe gur pnpur...
[Hint added a few days later - regarding the hide:] Qba'g nffhzr nalguvat! Vg vf zber boivbhf guna lbh guvax! Trggvat gur Tbbfr + Fcnprq Bhg.......Frr vg abj?