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Gelap

Introducing Gelap, the first confidential RWA Dark Pool and private execution layer built on the Mantle ecosystem. Gelap leverages SP1 zkVM for verifiable off-chain execution to ensure privacy and correctness. This design allows users to utilize shielded vaults for depositing collateral, execute private swaps with zero MEV, and trade Real-World Assets (RWAs) like T-bills and private credit without exposing their positions or strategies on-chain. Gelap ensures market integrity by eliminating front-running and providing a compliance-ready infrastructure where institutional privacy meets decentralized settlement.

Why Built on Mantle?

  • Modular Architecture for Privacy: Mantle’s modular design provides the high-performance, low-cost data availability required to process heavy cryptographic proofs (SP1 zkVM) efficiently without compromising scalability.

  • Native RWA & Yield Alignment: Mantle is a hub for yield-bearing assets (mETH) and RWAs (USDY). Gelap is built here to serve as the necessary privacy layer for these assets, allowing them to be traded securely and confidentially.

  • Institutional-Grade Reliability: Leveraging Mantle’s robust finality and security inherited from Ethereum, Gelap can offer the secure settlement assurances required for high-value institutional trades.

Why Gelap Matters for Mantle

  • Solving the Institutional Privacy Gap: Institutions cannot trade RWAs on-chain if their net asset values (NAV) and order flows are visible. Mantle’s RWA-heavy ecosystem is the perfect environment for Gelap’s Dark Pool, which unlocks institutional capital by protecting trade secrecy.

  • Synergy with Native Yield: Gelap complements Mantle’s economy by allowing users to hold and trade yield-bearing assets (like mETH) within a shielded pool. This ensures users maintain their privacy without forfeiting the native yield that makes Mantle unique.

  • The Zero-MEV Trading Experience: In an ecosystem focused on efficiency, Gelap offers Mantle users a "Dark Pool" experience where sandwich attacks and MEV are impossible, creating the fairest execution environment on the network.

  • First-Mover Advantage: As the first verifiable Confidential Dark Pool on Mantle, Gelap establishes itself as critical infrastructure, capturing early liquidity from privacy-conscious whales and institutions entering the ecosystem.

Problem

Why does 50% of wall street trade in the dark, while DeFi forces everyone into the light?

Bloomberg

  1. The TradFi Standard Wall Street demands privacy. Data shows that >50% of US Equity volume is executed "Off-Exchange" (Dark Pools) to prevent price slippage.

  2. The DeFi Reality DeFi operates on <1% privacy. Every order is visible in the public mempool before it settles.

  3. The Disconnect There is a fundamental mismatch between how institutions trade (privately) and how DeFi works (publicly).

It makes transparency expensive

  1. For Retail Retail traders lose billions to MEV bots. When your order is visible, bots front-run and sandwich your trade, forcing you to buy at a higher price.

  2. For Institution Institutions cannot trade RWAs (T-Bills, Private Credit) on-chain. Because a transparent ledger reveals their Net Asset Value (NAV) and trading strategies to competitors instantly.

Thus, RWAs onchain is not usable if strategies are public

Solution

Gelap enable a complete privacy lifecycle that lets you submit invisible orders, match them privately, and settle verifiably on-chain.

  1. Shielded Entry (Submit) Users deposit assets into "Shielded Balances," decoupling their identity from their funds. This ensures your wallet history and transaction context remain completely unlinkable from the start.

  2. Private Execution (Compute) Transaction logic is executed off-chain using Client-Side ZK Proving. This ensures that trade intentions, amounts, and recipients are never exposed to the public mempool, effectively neutralizing MEV bots and preserving total privacy before the transaction is even sent.

  3. Verifiable Settlement (Finalize) We utilize SP1 zkVM to mathematically prove the validity of the state transition. The protocol settles these proofs on-chain, confirming that the transaction was honest and followed all rules without ever revealing the underlying sensitive data to the public ledger.

Products

  • Private Swap
    • A privacy-first AMM that conceals trade amounts and identities, protecting users from MEV bots and front-running attacks.
  • Shielded Vault
    • Private yield-bearing pools where users can deposit assets to earn returns without revealing their total holdings or strategies.
  • Confidential RWA
    • A secure framework for tokenizing real-world assets that keeps ownership details and asset values hidden from public view.
  • Compliance Ready
    • An opt-in regulatory layer enabling institutions to cryptographically prove compliance to auditors without exposing their full transaction history.

How Gelap Works

Gelap is built on a set of core privacy modules that work together to deliver confidential DeFi operations on EVM chains.

  • Main Interface: Gelap is accessible through its privacy-first dashboard on Mantle, where users can shield assets, execute private swaps, and manage compliance proofs in one unified view.

  • Shielded Pool Module: Users deposit ERC-20 tokens into a shared anonymity set (Merkle Tree), effectively decoupling their public identity from their funds and enabling truly private ownership.

  • Private Transaction Module: Users can transfer assets and execute swaps internally without generating any on-chain transaction history, ensuring that amounts, senders, and receivers remain completely invisible.

  • Client-Side Proving Module: Gelap utilizes SP1 technology to generate zero-knowledge proofs directly on the user's device, ensuring that sensitive data never leaves the local environment while still proving validity to the network.

  • Compliance Module: This opt-in layer allows institutions to selectively disclose specific transaction details or proofs of innocence to regulators and auditors, bridging the gap between total privacy and regulatory requirements.

  • Verifier & Settlement: The on-chain contract verifies the ZK proofs submitted by users and settles the state changes (nullifying spent notes and creating new ones) without ever learning the private inputs.

Deployments

Mantle

Contract Address
GelapShieldedAccount 0x055e766e3c8c5fe971d1f8ee8cf74f7524d3ec57
MockSP1Verifier 0x3507dFEC95657859fF4ef0fa75ed22de1a1FE6DB

Others

Gelap Docs

Website

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