I can enter the Pit of the Artificer with these Artificer's Stones. According to Donan's tale, the Pit will hold Awakened Glyphstones to upgrade the Paragon Glyphs.
Phase3
Callback3Header
Travel to Cerrigar and investigate the strange obelisk
Phase14
Phase14Description
Donan's tale had more truth to it than not. I will need to find Artificer's Stones from powerful enemies to learn more.
Phase16
Callback16Header
Collect Artificer's Stones from Whisper Bounties, Helltide or Legion Chests, and from Nightmare Dungeons and World Bosses