Oracles
Oracles are tools that gather and confirm real-world information and deliver it to smart contracts on the blockchain, helping these contracts work correctly based on specific conditions.
More terms under O
- Options MarketA place where people can buy and sell options for cryptocurrencies, allowing them to choose to buy or sell at a set price by a certain date.
- Oracle Extractable Value (OEV)Oracle Extractable Value (OEV) refers to the profit that can be made by manipulating information from oracles, which are services that provide external data to…
- Oracle ManipulationOracle manipulation happens when hackers interfere with an oracle smart contract to change the information it provides, which can lead to incorrect outcomes in…
- Order BookAn order book is a list that shows all the buy and sell orders for a cryptocurrency, including prices and amounts.
- OrphanAn orphan is a valid block in the blockchain that isn’t included in the main chain of blocks.
- Orphaned BlockAn orphaned block is a block in a blockchain that is not connected to the main chain because its parent block is missing or not recognized.
Educational definition. Protocol rules and market conventions can differ; check an asset's official documentation.