Hi Aspirant,
Hope you are doing great as per the question asked by you yes you can certainly take printout of O.B.C certificate from N.T.A site and can get it signed and stamped from S.D.M office or nearest tehsil then it can also work as original only else you can take on normal format given by the state government also it will also work.
Hope you found this answer useful.Stay motivated stay positive.
All the best!
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