1. NFT citizen passports
Demo ERC-721 passports on Base Sepolia. You can only mint to your connected address (anti-griefing). Use a nation ID from the on-chain registry (often 0 for the first nation).
Contract: 0x861BFB0edb3c6D0D0a7ba4e93da58245e921C47a
Connect a wallet to mint when the contract is live.
Demo Production would add soulbound rules and issuer roles.