Orbitcoin

Specifications

advanced hybrid proof-of-work (PoW) and proof-of-stake (PoS)
fixed rate of 33% PoW blocks and 67% PoS blocks
3.77 million coins to be produced

block hashing is BLAKE2s
PoW hashing is NeoScrypt
PoS hashing is SHA-256d

2 minutes combined block target (6 minutes for PoW, 3 minutes for PoS)
retargets every block using Orbitcoin Super Shield (OSS)
time warp and instamining protection
advanced checkpointing against 51% attacks
transaction messaging supported
the 1st implementation of 0% PoS
PoW and PoS blocks carry the same fixed reward of 1 ORB
coin age for PoS: 1 day min. to 16 days max.
6 confirmations for regular transactions
200 confirmations for minted coins
very low transaction fees (most transactions are free)
no destruction of transaction fees (all collected by a block finder)
the default P2P port is 15298, RPC port is 15299
I2P/Tor ready