What protocol does PotCoin use?

Inquiring minds often wonder about the technological underpinnings of cryptocurrencies, particularly those with a niche focus such as PotCoin. Could you elaborate on the specific protocol that PotCoin utilizes? Understanding the protocol is crucial for assessing the network's scalability, security, and potential for future integrations. It's essential to delve deeper into the technological foundations that drive PotCoin's operations and transactions. So, what is the underlying protocol that PotCoin relies on to power its blockchain and facilitate secure, decentralized transactions?