Day 7: Transactions

Lecture Topics

• notes
• history of money
• a public ledger
• GoofyCoin
• transactions for SPCS-Coin

Problems

• required: transaction validation:
  • Tx.are_output_ids_new
  • Tx.are_input_ids_valid
  • Tx.miner_reward
  • Tx.are_signatures_valid
  • Tx.validate
  • Tx.update_utxos
  • Tx.validate_and_update_utxos