If you want to buy OTWO on TraderJoe or any other DEX please make sure the token address of the token you purchase matches the one shown above. Never buy any OTWO token which address you cannot verify yourself. Further, knowing the OTWO token address you can see the list of holders and available exchanges providing liquidity for OTWO on Snowtrace. Below are listed OTWO contracts by version, where the latest version represents the currently active contract.
You receive sOTWO when you stake OTWO at a 1:1 ratio. Adding this address to your wallet allows you to track your sOTWO balance which increases with every rebase. Below are listed sOTWO contracts by version, where the latest version represents the currently active contract.