Ark (ARK), Currencies, Ethereum (ETH), Zcash (ZEC) Ethereum’s Ropsten Testnet Verifies zkSNARKs Component Of Zcash Transaction by ETHNEWS • September 21, 2017 at 12:06 am • 0 Shares On Tuesday, Ethereum’s Ropsten testnet verified the zkSNARKs proof underlying a Zcash transaction. Read more on @ETHNEWS