Bitcoin Mining Distribution Block: 242512 21 Jun 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 34,298 BTC Guild-YES 25.32% 8,685 ASICMiner-NO 21.43% 7,349 50BTC-YES 16.88% 5,790 SlushPool-NO 11.69% 4,008 Unknown-NO 6.49% 2,227 HHTT-NO 3.90% 1,336 EclipseMC-YES 3.90% 1,336 Eligius-YES 2.60% 890 F2Pool-YES 2.60% 890 OzCoin-NO 1.30% 445 Bitparking-YES 1.30% 445 ST Mining Corp-NO 1.30% 445 BitMinter-YES 0.65% 222 Polmine-YES 0.65% 222