🧑💻Technical presentation
Hemergy Protocol
The Hemergy Protocol is an advanced ecosystem of interconnected smart contracts, meticulously designed to facilitate a range of activities within the Hemergy platform. This comprehensive system enables the creation of Hemergy accounts, the initiation and management of projects, and the facilitation of investments. A key feature of this protocol is its ability to track revenue generation in real-time, entirely on the blockchain, ensuring transparency and efficiency.
One of the standout aspects of the Hemergy Protocol is its upgradable nature. Each contract within the system is designed to be upgradable, allowing for continuous improvement and adaptation to changing needs and technologies. This flexibility ensures that the Hemergy Protocol remains at the forefront of blockchain innovation.
To bridge the gap between traditional web (Web2) users and the blockchain world, the Hemergy Protocol incorporates a 'Hemergy Relayer'. This relayer is a critical component that enables users to interact with the smart contracts seamlessly. It supports gasless transactions, making the user experience smoother and more accessible, especially for those unfamiliar with the intricacies of blockchain technology.

The Hemergy Protocol includes several key components:
Accounts Factory: This is the gateway for users to create their Hemergy accounts. It simplifies the process, ensuring that anyone, regardless of their technical expertise, can participate in the Hemergy ecosystem.
Account Types: Within the Hemergy Protocol, there are two primary types of accounts:
Investor Accounts: These accounts enable users to invest in projects. Investors can contribute using stablecoins, and in return, they receive security tokens. These tokens represent their investment and are a form of assurance for the funds they provide.
Project Holder Accounts: Users with these accounts can initiate new projects. They do this by interacting with the Project Factory, a component of the Hemergy Protocol dedicated to creating new projects.
Project Factory: This is a specialized contract that facilitates the creation of new projects within the Hemergy ecosystem. It is a cornerstone for project holders looking to launch their initiatives on the platform.
Project Contract: Each project within Hemergy is governed by its own contract. This contract outlines the specifics of the project, including its the number of security tokens associated with it.
Security Tokens: These are unique digital assets tied to each project. Project holders specify the total number of security tokens during the project creation phase. Investors receive these tokens as a form of security for their investment, representing their stake in the project.
Energy Token (ENGY): The ENGY token is a specialized digital asset within the Hemergy ecosystem. It plays a crucial role in the platform's overall functionality and value exchange.
Revenue Generation Contract: This innovative contract employs an oracle system to generate energy tokens (ENGY) for each project. It is closely linked with real-world IoT (Internet of Things) products that generate energy, creating a tangible connection between the digital and physical worlds.
Forwarder Contract: Essential for the Hemergy Relayer's functionality, the Forwarder Contract is instrumental in supporting meta-transactions. It enables a more user-friendly experience, particularly for those who are not well-versed in blockchain technology.
The Hemergy Protocol is a sophisticated and comprehensive suite of smart contracts, each serving a specific purpose to streamline the process of account creation, project initiation, investment, and revenue tracking. Its upgradable nature, combined with the integration of a relayer for gasless transactions, makes it a forward-thinking solution in the blockchain space, particularly for energy-related projects. (figure TD-1)
Hemergy Marketplace
As a first use case, we launch a marketplace that could be seen as the most transparent crowdfunding platform showing capabilities of hemergy core. This is simply a place where anyone can buy parts of renewable energy generators producing real value for all contributors. The place where impact and transparency are proven not only declared.

Business Flow
This chart presents breifly how the link is made between entities creating value and how it is translated into revenue for Investors with the guarantee of origin.

Relayer service
Hemergy Core is committed to providing a seamless user experience for its investors and project creators. To achieve this, Hemergy Core offers a relayer service that enables gasless transactions on Ethereum or any compatible EVM blockchains. This service allows users to interact with the platform without having to worry about paying gas fees or holding Ether (ETH) in their wallets.
What is a Relayer Service?
A relayer service is an off-chain component in a blockchain ecosystem that helps users submit their signed transactions to the network without paying gas fees. The relayer is responsible for broadcasting the transaction to the blockchain and covering the required gas fees. This approach improves the user experience by simplifying the transaction process and eliminating the need for users to manage Ether in their wallets.
Benefits of Hemergy Core Relayer Service
Seamless Experience: By offering gasless transactions, Hemergy Core eliminates the complexities associated with managing gas fees and holding Ether, allowing users to focus on investing in renewable energy projects.
Lower Barrier to Entry: Gasless transactions make it easier for new users to participate in the Hemergy platform without having to purchase Ether and understand the intricacies of gas fees.
Cost Savings: The relayer service covers the gas fees, saving users the cost associated with submitting transactions to the Ethereum network.
Faster Transactions: By handling the transaction submission process, the relayer service ensures that transactions are broadcasted efficiently, reducing the time it takes for transactions to be confirmed on the network.
How Hemergy Core Relayer Service Works
When a user initiates a transaction on the Hemergy platform, such as investing in a project or creating a new account, the transaction is first signed using their private key. The signed transaction is then sent to the Hemergy Core relayer service, which broadcasts the transaction to the Ethereum network and covers the gas fees.
The relayer service is integrated with the Hemergy RESTful API and Hemergy Core SDK, making it easy for developers to leverage this feature when building applications on top of the platform.
Conclusion
Hemergy Core's relayer service plays a crucial role in providing a seamless and user-friendly experience for investors and project creators. By enabling gasless transactions, Hemergy Core lowers the barrier to entry and simplifies the investment process, making it more accessible for users interested in supporting renewable energy projects.
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