> For the complete documentation index, see [llms.txt](/llms.txt).

# New to Blockchain

Learn the fundamental concepts of blockchain technology before diving into Rootstock development.

- **Distributed Ledgers**: Learn the fundamental concepts of blockchain technology: what blockchains are, how they work, and why they matter. [Read more](/developers/blockchain-essentials/new-to-blockchain/distributed-ledgers/)
- **Keys and Wallets**: Learn how cryptographic keys and wallets work in blockchain systems. [Read more](/developers/blockchain-essentials/new-to-blockchain/keys-wallets/)
- **Gas and Transactions**: Learn how transactions work, what gas is, and how the EVM executes smart contracts. [Read more](/developers/blockchain-essentials/new-to-blockchain/gas-transactions/)