The bitcoin wiki was a good starting point and did a good job at explaining the fundamentals of a distributed digital ledger. One problem I personally ran into

The bitcoin wiki was a good starting point and did a good job at explaining the fundamentals of a distributed digital ledger. One problem I personally ran into was understanding the crypto subroutines that validate mining, transactions, and verification on the network. Reading their respective wiki pages can be a bit dense if you lack the background knowledge.