The Akashic Records is an item added by Avaritia. It is only added when Thaumcraft 4 is loaded. Right-clicking with it in hand will give the player 999 research points for each Aspect in the game, which may cause some minor lag.
As of version 1.11 of Avaritia, the Akashic Records have an infusion recipe with instability of Dangerous (before that version, it did not). Template:Cg/Infusion Altar/en