Bitcoin Mining Distribution Block: 236523 17 May 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 19,156 BTC Guild 38.51% 7,377 50BTC 16.22% 3,106 Unknown 12.84% 2,459 BitMinter 12.16% 2,329 SlushPool 6.76% 1,294 EclipseMC 4.05% 776 OzCoin 3.38% 647 Bitparking 2.70% 517 Eligius 2.03% 388 F2Pool 0.68% 129 Polmine 0.68% 129