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I. Project introduction
HCASH is a new decentralized, open source, cross-system digital cryptocurrency that will become the connection point of all blockchain systems, allowing value and information to be stored in different Free exchange between blockchain systems.
HCASH has completed the HCASH 2.0 main chain upgrade in August 2018 - the original Hshare chain was officially upgraded to the HyperCash main chain (HC), and the HyperExchange main chain hatched by HCASH ( HX) together form a double-stranded structure. As the two core hubs of the HCASH ecosystem, they will collaborate with each other to establish the value interconnection between the HCASH ecosystem and BTC, ETH and other blockchain systems and non-blockchain distributed ledgers (DAGs).
HC chain fully realizes anti-quantum characteristics and privacy protection, supports the hybrid consensus of PoW+PoS, focuses on the in-depth research and development of the underlying technology of the blockchain, and provides HyperExchange with the value tokens required to maintain system stability . At the same time, HCASH will carry out targeted upgrades to all the technical features proposed by HC: ASIC resistance, HAILP (HCASH AI Lighting Protocol) and smart contracts have been included in the next development plan. HyperCash will work with HyperExchange to provide HCASH with an inter-blockchain value interconnection solution, and on this basis, realize the free flow of information and value between blockchain and non-blockchain distributed ledgers (such as DAG). Build a foundation for a multi-asset distributed business application ecosystem.
II. HCASH technology application
1. Decentralized autonomous governance
The community-led autonomous governance model can fully meet the needs of the HCASH community and ensure decision-making efficiency and create a more sustainable and inclusive development environment.
2. PoW + PoS hybrid mechanism
Under the Pow + PoS hybrid consensus mechanism, all PoW-generated blocks must be verified by PoS miners before they can join the blockchain. Both miners and stakeholders can participate in block production, thus ensuring the possibility of computing power monopoly to a large extent, while ensuring the security of the network.
3. Privacy Protection Protocol
HCASH implements the post-quantum lattice RingCT protocol, and improves and optimizes zk-snarks, providing more effective options for customers using our platform , to protect its future privacy.
4. Post-quantum signature technology
HCASH supports a variety of post-quantum signature schemes and is compatible with traditional ECDSA signatures, providing advanced security for users in future quantum computing environments protection scheme.

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