Tales and Chronicles
Jewel of the North, formerly know as vincegetorix
At approx. 29 minutes, it is confirmed that the archetypes for the artificer at release with be the alchemist, the battle smith and the artillerist.
Looks like the archivist did not make the cut, or was maybe saved for a ''psionic archetype'' for the artificer, just like I'm getting a psi-barbarian and psi-monk from the latest UA"