You are being fingerprinted…

Step 0 is using a different IP not tied to your previous activity

Making anonymous reddit accounts is not hard, although you’re better off here anyway

Probably not IMEI as 3rd party android applications haven’t been able to see that since android 10 (there are other persistent identifiers such as widevine DRM ID)

You probably realise but even if they could, you could get around this by simply using the web browser to access Reddit

https://grapheneos.org/faq#hardware-identifiers

deleted by creator

I had the same thing happen (50501.chat) I answered all their questions and got denied.

Considering their situation it’s an odd behavior

I’ve made tons of Lemmy accounts with no issue on different instances