That's a number 6 for Tiphareth (the 6th Sefirot, Beauty).
Indeed I was wondering if the fact it looks like a Zero was intentional, as the Sefirot seems to be related to DAATH ... and didn't noticed it also looked as THETA. Sort of what happened to me when reading "Reality" instead of "Beauty" ...
Sometimes this kind of apparent visual tricks may lead to deeper insights ... I definitely feel Theta is related to Daath/Daleth and Tiphareth.
In trying to understand Crowley's Tree of Life diagrams in Liber ABA, it helped me to realize that similar diagrams are used in several systems of mysticism: Jewish, Christian, Hermetic. Variations of thought between systems is sometimes reflected in the respective Tree of Life diagrams.
Additionally, Crowley revised the attributions used by the Golden Dawn (Book 4, Liber ABA, p. 769).
Here's where Crowley put Theta: (The colored arrows and labels are mine.)
I can get the idea that in Christian philosophy for example, that a person "dies" and gets reborn in Christ. The "Eloah Va-Daath (God Manifest)" may reflect such a progression, but I'm not an expert in this.
In Scientology the effort is to become a "living embodiment of LRH technology" with Hubbard as Source. This is part of the religious fraud some Scientologists perpetrate when they promote that Scientology is compatible with Christianity.
Scientologists also promote that we're already in "Hell" and that Scientology is the way out.
This International Scientology News ad illustrates the concept:
International Scientology News Magazine Issue 16 © 2001 CSI