White papers from the blockchain space:

The one that started it all:  Satoshi Nakamoto’s whitepaper Bitcoin: a Peer-to-peer Electronic Cash System.

Factom’s whitepaper on scaling blockchain for data management: Factom_Whitepaper

Ethereum’s whitepaper on its next generation smart contract and decentralized application platform.

Blockstream’s whitepaper on sidechains.

Ripple Labs’ The Ripple Protocol Consensus Algorithm.

Airline industry whitepaper on economies of distributed ledger.



Ethereum contracts tutorial.

Open-source contractual language and cryptocontract forms at Common Accord.

Open-source software at Github



Players’ websites:

Nick Szabo’s home page and blog.

R3 put together a global multi-bank distributed ledger ledger initiative.