3.2 On-chain Issuance, Trading, and Settlement Mechanism for RWA Assets
The core of Real World Assets (RWA) tokenization lies in mapping traditionally physical or legally represented assets into verifiable digital credentials on the blockchain through a trusted mechanism. This enables full automation and transparency across the entire lifecycle of issuance, trading, and settlement.
The RealAsset Chain (RAC) platform is built around smart contract architecture, establishing an efficient, secure, and auditable on-chain operation framework for RWAs. It supports a closed-loop process from asset onboarding and market matching to final settlement.
1. On-Chain Asset Issuance Mechanism
On-chain issuance is the first step in the RWA lifecycle. RAC adopts a multi-layered auditing and ownership verification mechanism to ensure that all on-chain assets are properly anchored to real-world assets. Under a legally compliant framework, the issuance process follows these steps:
Asset Registration: Asset providers (e.g., property owners, debt holders) submit asset documentation via the RAC platform. These materials undergo legal due diligence, on-site appraisal, ownership verification, and certification by professional institutions.
Asset Valuation and Token Mapping: The platform applies a market-based valuation mechanism to determine the value of the asset and map it into tokens using the following general formula: Vasset=∑i=1n(Ai×Pi)V_{asset} = \sum_{i=1}^{n}(A_i \times P_i) Where $A_i$ denotes the quantity of asset units and $P_i$ represents their corresponding market price. For instance, a commercial property valued at $10 million could be mapped into 1 million RAC-R tokens (real estate class), each worth $10.
Token Issuance and Binding: Once valuation and ownership verification are complete, RAC tokenizes the asset using ERC-20, ERC-721, or ERC-1155 standards. The resulting tokens are bound to on-chain smart contracts that record asset provenance, enforce ownership rights, and enable traceability.
2. Smart Matching and Trading Mechanism
Once asset tokens enter the market, their trading is executed automatically through smart contracts and a decentralized matching system. The process includes:
Order Book Management and Liquidity Pools: RAC supports dual trading mechanisms. On one side, it maintains an on-chain order book to track buy/sell orders. On the other, it integrates AMM (Automated Market Maker) systems to provide both initial and sustained liquidity for asset tokens.
Matching Logic: The platform’s smart contracts determine optimal trade execution paths based on real-time data. When a user submits a buy/sell order, the system compares prices across the order book and liquidity pools to find the best match.
Price Discovery Mechanism: RAC combines off-chain oracle prices (e.g., Chainlink) with on-chain average transaction prices to continuously update token values, ensuring alignment with real-world asset valuations.
Identity and Compliance Management: All users participating in trades must pass KYC/AML verification. Permission logic is embedded in smart contracts to enforce compliant participation.
3. Real-Time Clearing and Settlement Mechanism
Unlike the traditional “T+2” settlement period in legacy finance, RAC enables instantaneous clearing and settlement through blockchain-native logic, boosting efficiency and reducing risk.
Automated Settlement Logic: Once a trade is matched, the asset transfer is automatically executed via smart contracts, eliminating the need for third-party clearing agents.
Escrow and Custody Mechanism: The platform employs compliant digital wallets or third-party custodians. At the time of trade initiation, funds are frozen to prevent fraud during settlement.
Settlement Speed and Scalability: Leveraging Layer-2 Rollup infrastructure and batch settlement mechanisms, RAC supports high-frequency trading while maintaining low gas fees and fast confirmation times.
Auditable Transaction Records: All transactions are immutably stored on the blockchain, enabling regulatory audits and historical tracking to ensure transparency and accountability.
4. Dynamic Asset Management and Rights Distribution
Beyond basic trading functionality, RAC also implements a comprehensive framework for profit sharing and dynamic lifecycle management of tokenized assets:
Periodic Yield Distribution: For income-generating assets such as rental properties or bonds, RAC regularly imports off-chain yield data and distributes it automatically to token holders via smart contracts.
Re-Collateralization and Financial Applications: Token holders can leverage their assets for secondary financial activities such as collateralized lending, stablecoin issuance, or DeFi participation, improving capital efficiency.
Dynamic Status Updates: When asset states change (e.g., mortgaged, leased, expired), relevant updates are synchronized on-chain to maintain real-time lifecycle management accuracy.
By centering its architecture around smart contracts, RAC offers a comprehensive on-chain framework for the issuance, trading, and settlement of RWA assets. This not only enhances operational efficiency and user experience but also builds institutional and user trust through verifiable and traceable transparency.
As RAC continues to evolve its governance, cross-chain interoperability, and legal compliance systems, its RWA infrastructure is poised to scale across broader asset types and drive full digital transformation of real-world assets.
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