I am creating a money supply which distributes duration to addresses but need a way to verify each person has only one account
would you give your fingerprint or eye scan for a fair money supply?
see
https://en.wikipedia.org/wiki/Time-based_currencyYes I would. Since we all are still going to die someday, why won't we try something new for a change of our lives? You shouldn't always believe on those conspiracy theories.
How can you put your trust in him? The decentralized market has many scammers and they can do many ways to steal money or steal your information.
I think you should be alert to such personal demands.
Darknets are full of such deals about the collection of personal data. Markets are full of scammers and they are looking for new wise options for scamming more and get rich with selling other's personal data.