Beginner Track 02
Blockchain is a massive public ledger
Every Bitcoin transaction is recorded on a page called a block. A new page is added roughly every 10 minutes, and no one can alter past pages.
What you'll learn in this module
- → What fields are inside a single block (6 of them)
- → How transactions get bundled into a single block
- → The meaning of the first-ever block (genesis) created by Satoshi in 2009
What's inside a block?
#Index
Block number
🕐Timestamp
Time recorded
📄Data
Bundle of transactions
🔗Prev Hash
Link to previous block
🎲Nonce
Mining proof number
🔍Hash
This block's fingerprint