Why QIE’s PoS with QBFT Outshines Ethereum’s PoS with Beacon Chain

QIE Blockchain Ecosystem
3 min readJul 12, 2024

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In the evolving landscape of blockchain technology, consensus mechanisms play a crucial role in determining the efficiency, security, and scalability of a network. Ethereum’s transition to Proof of Stake (PoS) with its Beacon Chain is a significant step forward, yet QIE’s PoS with Quorum-based Byzantine Fault Tolerance (QBFT) presents a more advanced and efficient approach. Let’s explore how these systems work and why QIE’s method holds a superior edge.

Ethereum’s PoS with Beacon Chain: The Delegation Committee

Ethereum’s PoS with Beacon Chain functions like a large delegation committee:

1. Beacon Committee Selection: A vast committee of validators is chosen through a lottery system, based on their ETH holdings and willingness to lock up their tokens as a deposit.

2. Subcommittees for Proposals: From this extensive committee, smaller subcommittees are randomly formed to propose and verify new blocks.

3. Beacon Chain Coordination: Acting like a central town hall, the Beacon Chain coordinates these committees, ensuring adherence to rules and achieving consensus.

While this system ensures decentralization and security, it can be slow and resource-intensive due to the complex coordination and constant communication required among numerous validators.

QIE’s PoS with QBFT: The Efficient Council

In contrast, QIE’s PoS with QBFT operates like a streamlined, efficient council:

1. Council of Trusted Members: QIE selects a smaller, trusted group of validators who have a significant stake in the network. These members are chosen based on their holdings and reputation.

2. Quorum-Based Decisions: This council operates on a quorum basis, requiring a specific minimum number of validators to agree on a decision. This is akin to a majority vote in a council.

3. Byzantine Fault Tolerance: The system is designed to tolerate a certain number of dishonest or malfunctioning members, ensuring that as long as the majority are honest, the process remains secure and efficient.

This approach is faster and more resource-efficient, as it involves less communication and coordination. The smaller, trusted group can quickly reach consensus, and the use of BFT ensures security even with some faulty members. QBFT is the recommended enterprise-grade consensus protocol.

Why QIE’s Approach is Superior

- Efficiency: QIE’s PoS with QBFT requires fewer resources and less communication, making it faster and more scalable than Ethereum’s PoS with Beacon Chain.

- Security: By relying on a quorum and BFT, QIE maintains high security, ensuring that the system can function correctly even if some validators act maliciously.

- Fair Distribution: QIE’s periodic distribution adjustment ensures that tokens are fairly distributed over time, preventing power concentration and encouraging broader participation.

Tokenomics: Limited Supply vs. Inflationary Model

Ethereum’s token distribution is essentially unlimited. New ETH is continuously created to reward validators, similar to how a central bank prints more money. This inflationary model can dilute the value of existing holdings over time, making ETH less attractive as a long-term store of value.

In contrast, QIE has a fixed maximum supply of 150 million coins, similar to Bitcoin’s cap of 21 million. Additionally, QIE employs a halving mechanism every two years, reducing the rate at which new coins are distributed. Currently there is a block reward of 0.5 QIE which can be claimed every 259,200 blocks (roughly 2 weeks) through the smart contract deployed at https://validator.qiblockchain.online/. This creates a deflationary environment, increasing the value of QIE over time as its supply becomes more limited.

Validator staking smart contract deployed and audited by 3 external companies: https://mainnet.qiblockchain.online/address/0xF406fFB12455Dd91D6430a15cA23a49b37397635/contracts#address-tabs

www.qie.digital

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QIE Blockchain Ecosystem

Leading Blockchain with low transaction fees & fast settlement created for Web 3. Ecosystem includes self custody wallet, nft marketplace, domains, games, etc.