TODO.md

1. Implement PDP (Provable Data Possession) for this Blockchain:

• Divide/Separate whole data storage into multiple equality parts.
• Implement Diffie-Hellman or RSA in each block to be used as verification proofs later.

2. Optimization:

• Optimizing the net.Dial to open connection between ports in network.go.
• Implement the case of pulling block for neighbor node when its depth is less than our local.