The problem UniqueX solves

A single set of mnemonic can be used to generate thousands of wallet addresses. These addresses can be used to spam a Dapp's airdrop, destroying the ecosystem and keeping everything for themself. { Explained in detail in ppt, canva link submitted below.}

Challenges we ran into

Initially, we believed that saving hash on MongoDB was the only way out for verifying duplicate discord user authentication, but then we found out about the graph protocol, a decentralized contract events indexing platform. It was a huge breakthrough for us as we didn't had to use any centralised database.