thanks for the post, could you let me know what exactly you mean by Adobe Stock status? Could your dropm me a PM or email to firstname.lastname@example.org and we will take a look at that specific case/model. The requirements depends on which Challenge you are refering to as there was a differnece between those in Abstract Elements and Interior Design challenges.
Here are the links for both (technical requirements are listed first:
Ginvile, CGTrader team