Groestlcoin (GRS) is a proof of work cryptocurrency that was established in 2014 with the intention of facilitating seamless daily transactions. Unlike Bitcoin, which has a block generation time of ten minutes, Groestlcoin boasts an impressive average block time of just one minute. This efficiency allows it to reach a maximum total supply of 105 million coins, significantly more than Bitcoin's capped limit of 21 million. The primary goal behind Groestlcoin's creation was to develop a payment system grounded in mathematical proof, enabling secure online transactions without reliance on centralized entities.
The operation of Groestlcoin is based on the Groestl algorithm, which was recognized as one of the finalists in the NIST hash function competition. This algorithm employs the same S-box structure used in AES encryption within a specially tailored framework. Groestlcoin functions as open source software on a peer-to-peer network, allowing transactions to occur directly between users without the need for intermediaries like banks or payment processors. Instead, transactions are validated by nodes—computers or users distributed worldwide—and are recorded on a transparent ledger.
Groestlcoin seeks to address the challenges of everyday payment processing. With its reduced block time, merchants benefit from quicker payment confirmations, eliminating the lengthy wait associated with Bitcoin. Additionally, Groestlcoin's lower hashrate requirements make it accessible for individual miners who may not possess high-powered computing resources. While some organizations have developed ASIC miners for Groestlcoin, these solutions tend to be more expensive compared to those for Bitcoin. Beyond being a mere fork, Groestlcoin embraces enhancements and innovations inspired by discussions in the Bitcoin community, positioning itself as an early adopter of significant advancements like Segregated Witness (SegWit) and the Lightning Network.