PolkaOracle is a flexible, self-evolving oracle network built on Polkadot, providing applications or smart contracts with customized real-time on-chain data feeding services. POT is the native utility token in PolkaOracle network, which is used to pay the data providers (substrate nodes) for the transaction fees and data feeding services and also for the deposits of any on-chan applications. Besides, the POT holders will be able to vote on proposals from the community and even decide how the ecosystem fund will be used in PolkaOracle.