ARTH is a stablecoin that is designed to appreciate over time against the US dollar while at the same time, it remains relatively stable.ARTH is minted/burnt using decentralized smart contracts that use ETH as collateral to maintain its peg. The interest rate charged to mint ARTH using ETH is 0%, which makes it very cost-effective for borrowing/lending.ARTH is fully collateralized with mechanisms that give it a backing of at least 110% in ETH.ETH, and that’s it. No interests accrued at all. ARTH with ETH. ARTH does this is by charging a one-time borrowing fee that adjusts algorithmically whenever a loan is opened. This makes ARTH the cheapest stablecoin to borrow against with ETH.ARTH amongst other stablecoins is that it is designed to appreciate against the US dollar. ARTH for longer periods of time should see an increase in their purchasing power when compared to other currencies.