Hello Cardano community,
We’re sharing our proposal Private RWA Settlement Layer, currently pending vote, to introduce an infrastructure idea we believe is missing in today’s on-chain RWA stack.
As more teams explore bringing real-world assets on-chain, one structural problem keeps resurfacing, not at the application level, but at the settlement layer itself.
The problem we are addressing
On-chain RWA systems must satisfy two non-negotiable requirements:
- Enterprise-grade privacy
- Regulator-ready compliance and auditability
However, most existing approaches force a false binary choice:
- Fully transparent systems: expose sensitive business data such as interest rates, invoice amounts, counterparty relationships, and contract terms.
- Fully opaque systems: protect privacy but leave regulators, auditors, and investors unable to independently verify execution or compliance.
Today, there is no native settlement layer that is both confidential and verifiable.
This gap is one of the main reasons why many RWA initiatives struggle to move beyond pilots and proofs-of-concept.
Our idea: a dual-layer RWA settlement engine
Our proposal introduces a dual-layer settlement architecture that separates private execution from public verification.
-
Private execution on Midnight
Enterprises execute confidential contract logic, such as interest calculations, payment schedules, and compliance rules in a private environment. -
Public verification on Cardano
Zero-knowledge proofs generated from private execution are verified on Cardano, and only the final settlement state is published (e.g. settled, defaulted, compliant).
This ensures that:
- sensitive inputs and business logic remain private, while
- settlement outcomes are cryptographically verifiable on-chain.
In short:
private execution, public verification.
Why this matters for RWA
This architecture is designed to support enterprise-grade RWA workflows that are difficult or impractical on fully transparent chains, including:
- RWA bonds
- Invoice factoring
- Supply-chain finance
- Trade finance
Enterprises retain confidentiality, while regulators and investors gain verifiable proof that contractual rules were followed, without relying on trust or off-chain attestations.
By addressing this structural constraint, we believe this approach can help RWA on Cardano progress from experimentation toward real deployment.
Current progress & scope
This proposal is not a whitepaper-only idea.
We have already completed architectural design and use-case analysis, including:
- A defined dual-layer settlement model
- ZK-based verification flow between Midnight and Cardano
- Clear separation of private enterprise logic and public settlement state
The project scope focuses on:
- a reusable ZK settlement module
- Cardano-side verifier contracts
- a minimal demo and SDK to illustrate integration patterns
All core components are planned to be open-sourced, while enterprise-specific rule sets remain private during the MVP phase.
Why this is infrastructure, not a single dApp
Our intent is not to build a standalone RWA application.
Instead, we aim to provide:
- a reusable settlement foundation
- reference architecture and tooling
- open ZK circuits and verifier contracts
So that future Midnight and Cardano RWA teams do not need to reinvent privacy, compliance, and settlement logic from scratch.
If successful, this layer can reduce development friction and enable a broader class of compliant RWA applications in the ecosystem.
Closing
We believe privacy-preserving yet auditable settlement is a missing primitive for real-world assets on Cardano.
We welcome:
- questions on architecture or scope
- feedback from RWA builders
- discussion on how this could integrate with other Midnight or Cardano initiatives
Thank you for taking the time to review our proposal and for supporting the Cardano ecosystem.
If you’d like to know more about our proposal, feel free to check the link below:
Private RWA Settlement Layer