I don't doubt this is a scam. But why do you think this?
Btw, the whitepaper is opening here.
Me, seeing there are already some participants who have registered. I think, must be given strict sanctions against fraudulent prizes.
Maybe they didn't finish creating the sig codes yet.
This bounty has been running for 2 days, this is a failure or cheating for them. If it's not ready yet. Signature.
And one more, he was last active on the 15th, if he really brought the gift to the potential.
As far as I know, before doing one job, it has to be calculated for its potential, before taking it to the Forum. Not like this, this is fraud.