The base currency is ETC; the counter currency is BTC. The ETC/BTC rate shows the relationship between Bitcoin and Ethereum Classic. Ethereum Classic is a decentralised, open source platform based on blockchain technology. The platform appeared in June 2016 as a result of a split: after a hack, the original Ethereum was divided into Ethereum and Ethereum Classic, which aims to facilitate smart contracts and decentralised application development. The ETC/BTC chart is available at Capital.com.