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Ethereum blockchain download

You may download Mainnet Ethereum blockchain as of 2016-05-30, including 1,613,031 blocks (1.7GB) from here:


Use it as a bootstrap this way:
tar -jxvf ethereumMainnetBlockchain-2016-05-30.binary.tar.bz2
./geth import ethereumMainnetBlockchain-2016-05-30.binary

Ethereum client will validate this data you have downloaded as correct for the Ethereum network mainnet. This way you save 1 or 2 weeks of data sync.

You may also download Testnet Ethereum blockchain as of 2016-06-04 (873MB) from here (thx to Karol Sokolowski):


and install in a similar way.

Ethereum is a public blockchain platform with programmable transaction functionality. It provides a decentralized virtual machine that can execute peer-to-peer Turing-complete smart contracts using a cryptocurrency called Ether (ETH).

Ethereum was initially proposed by Vitalik Buterin in late 2013 and in 2014 he described it as "A Next-Generation Cryptocurrency and Decentralized Application Platform". Development was funded by a crowd sale in August 2014.

According to Coinbase Co-Founder: Ethereum Could "Blow Past" Bitcoin. All the cool kids are doing Ethereum now.

You may find more details about import/export Ethereum blockchain at