Blockchain Distributed Ledger Thoughts
If you interested in what CitiCoin and others in finance are doing with blockchain technology, I suspect you may want to start by reading Alternative chain. Storing trades into blockchain will involve a custom transaction and a new network – a bank/exchange network one has to assume. Maybe we’ll see a bank lead consortium setup similar to what the banks did with regards to secure chat services. This leads us to Eris, which is probably worth a look due to its custom blockchain and docker play containers – and bank examples.
Also check out Hyperledger.