Bitcoin Mining Distribution Block: 247280 19 Jul 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 48,526 BTC Guild 25.47% 12,357 50BTC 17.39% 8,439 SlushPool 14.29% 6,932 Unknown 14.29% 6,932 ASICMiner 13.66% 6,630 EclipseMC 4.97% 2,411 BitMinter 3.73% 1,808 Eligius 2.48% 1,205 HHTT 1.24% 602 Bitparking 0.62% 301 OzCoin 0.62% 301 Polmine 0.62% 301 TripleMining 0.62% 301