BlackCoin is pure Proof of Stake coin, except stage of initial distribution, when it's mixed PoW and PoS coin. Recent bitcoin patches against transaction malleability are integrated. Problem is not solved, but harder to exploit.
Launch
Date: 24 Feb 2014 06:00 UTC
No premine.
Specifications
Block time: 1 minute
Difficulty retarget: every block
Nominal stake interest: 1% annually
Min transaction fee: 0.0001 BC
Fees are paid to miners
Confirmations: 10, maturity: 500
Min stake age: 8 hours, no max age
P2P port: 15714, RPC port: 15715
Proof of work spec
Algo: scrypt
Block reward: 10000 BC, no halving
Max height: 10000 (after this network will not accept PoW)
Downloads KNOWN BUG: if wallet does not start from first time, ignore error and try again