Bitcoin Mining Distribution Block: 263237 13 Oct 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 463,213 BTC Guild 28.97% 134,202 Unknown 22.90% 106,062 GHash.IO 20.09% 93,075 SlushPool 7.48% 34,632 BitMinter 6.54% 30,303 Eligius 6.07% 28,139 ASICMiner 2.34% 10,822 OzCoin 1.40% 6,493 50BTC 0.93% 4,329 CloudHashing 0.93% 4,329 EclipseMC 0.93% 4,329 Polmine 0.93% 4,329 Bitparking 0.47% 2,164