Just did it myself 3 hours ago. (Destiny)

by CyberKN , Oh no, Destiny 2 is bad, Tuesday, April 04, 2017, 19:26 (2881 days ago) @ Schedonnardus

confluxes

Given that the chest in the Trial of Kabr is new, I have no idea if it would load in at that checkpoint, which may prevent people from getting that loot. If it doesn't spawn, you'd have to restart the raid to get at it.