As we step into 2026, the DeFi ecosystem continues to demand innovative solutions for seamless multi-chain operations. At Rigoblock, we're excited to unveil our v4.1 upgrade, centered around the groundbreaking Virtual Supply (VS) model for cross-chain Net Asset Value (NAV) synchronization. This trustless, decentralized framework allows asset managers to oversee smart pools across various blockchains—such as Ethereum Mainnet, Arbitrum One, Optimism, Base, Polygon, BNB Chain, and Unichain—without the burdens of centralized oracles, off-chain computations, or latency-heavy cross-chain messaging. By enabling each chain to compute NAV autonomously using local state, the VS model slashes operational costs by up to 1000x compared to traditional vault structures, eliminating the need for custom integrations, keeper bots, or costly NAV calculation services while ensuring instant, mathematically precise consistency.

The core challenge in multi-chain vault management has long been maintaining a unified NAV that reflects the total portfolio value across networks, regardless of where investors interact. Conventional methods often rely on centralized NAV aggregation, cross-chain messaging protocols like LayerZero or Chainlink CCIP, or hub-and-spoke architectures, all of which introduce high expenses (up to $19,500 monthly for multi-chain setups), delays, and security vulnerabilities. Our VS model overcomes these by redefining NAV as Total Assets divided by Effective Supply, where Effective Supply incorporates a Virtual Supply value stored in a single, efficient slot per chain. When shares move between chains, VS adjusts negatively on the source and positively on the destination, ensuring the global sum remains zero and NAV stays synchronized without any inter-chain dependencies.

In practice, the system leverages two transfer modes for maximum flexibility. Transfer Mode facilitates NAV-neutral migrations, where adapters like AIntents on the source chain calculate outgoing values and adjust VS accordingly, while the ECrosschain extension on the destination handles incoming assets with equivalent positive adjustments—all integrated with the Across Protocol for ultra-fast bridging in seconds, complete with escrow mechanisms for failure recovery. Sync Mode, on the other hand, supports deliberate NAV impacts, such as rebalancing or yield distributions, allowing assets to flow directly without VS changes to proportionally attribute gains and losses. Safety features, including effective supply buffers (minimum 12.5% ratio) and reentrancy protections via EIP-1153 transient storage, further safeguard against manipulations, with formal proofs confirming NAV preservation in Transfer Mode.

Complementing the VS model, v4.1 introduces enhanced minting capabilities, enabling pool tokens to be created using any approved token, which lowers entry barriers and boosts liquidity without forcing unnecessary swaps. Additionally, a protocol fee on mint/burn spreads—configurable by operators—feeds directly into an automatic GRG buyback-and-burn mechanism, strengthening tokenomics by reducing supply and fostering sustainable ecosystem rewards. Our BackGeoOracle, powering nearly 60K price updates, ensures real-time, manipulation-resistant data for local NAV calculations, keeping everything validated and chain-specific.

Rigoblock's design stands resilient amid DeFi's evolving risks, as evidenced by recent vault exploits since December 2025. Incidents like the Makina DUSD oracle manipulation (draining $4.13 million via flash loan tampering), Aevo's upgrade-induced mismatch ($2.7 million siphoned), and Yearn Finance's legacy vault price manipulation (~$300,000 lost) highlight vulnerabilities from external data dependencies—issues our autonomous, locally validated model inherently avoids, with no single points of failure and 100% recovery in simulated bridge scenarios.

Looking forward, the VS model positions Rigoblock as the premier platform for scalable, fair multi-chain asset management, where professional-grade tools meet effortless usability. Whether you're upgrading an existing vault or launching a new smart pool, head to our interface to experience the seamless cross-chain flow: mint with preferred tokens, bridge assets instantly, and witness real-time NAV harmony. At its heart, Rigoblock champions transparency and verifiability—every transaction on-chain, auditable by anyone—paving the way for a more secure DeFi future. Join us in this evolution; let's connect on Discord or reach out at gab@rigoblock.com if you're an institution eyeing on-chain strategies.

As we step into 2026, the DeFi ecosystem continues to demand innovative solutions for seamless multi-chain operations. At Rigoblock, we're excited to unveil our v4.1 upgrade, centered around the groundbreaking Virtual Supply (VS) model for cross-chain Net Asset Value (NAV) synchronization. This trustless, decentralized framework allows asset managers to oversee smart pools across various blockchains—such as Ethereum Mainnet, Arbitrum One, Optimism, Base, Polygon, BNB Chain, and Unichain—without the burdens of centralized oracles, off-chain computations, or latency-heavy cross-chain messaging. By enabling each chain to compute NAV autonomously using local state, the VS model slashes operational costs by up to 1000x compared to traditional vault structures, eliminating the need for custom integrations, keeper bots, or costly NAV calculation services while ensuring instant, mathematically precise consistency.

The core challenge in multi-chain vault management has long been maintaining a unified NAV that reflects the total portfolio value across networks, regardless of where investors interact. Conventional methods often rely on centralized NAV aggregation, cross-chain messaging protocols like LayerZero or Chainlink CCIP, or hub-and-spoke architectures, all of which introduce high expenses (up to $19,500 monthly for multi-chain setups), delays, and security vulnerabilities. Our VS model overcomes these by redefining NAV as Total Assets divided by Effective Supply, where Effective Supply incorporates a Virtual Supply value stored in a single, efficient slot per chain. When shares move between chains, VS adjusts negatively on the source and positively on the destination, ensuring the global sum remains zero and NAV stays synchronized without any inter-chain dependencies.

In practice, the system leverages two transfer modes for maximum flexibility. Transfer Mode facilitates NAV-neutral migrations, where adapters like AIntents on the source chain calculate outgoing values and adjust VS accordingly, while the ECrosschain extension on the destination handles incoming assets with equivalent positive adjustments—all integrated with the Across Protocol for ultra-fast bridging in seconds, complete with escrow mechanisms for failure recovery. Sync Mode, on the other hand, supports deliberate NAV impacts, such as rebalancing or yield distributions, allowing assets to flow directly without VS changes to proportionally attribute gains and losses. Safety features, including effective supply buffers (minimum 12.5% ratio) and reentrancy protections via EIP-1153 transient storage, further safeguard against manipulations, with formal proofs confirming NAV preservation in Transfer Mode.

Complementing the VS model, v4.1 introduces enhanced minting capabilities, enabling pool tokens to be created using any approved token, which lowers entry barriers and boosts liquidity without forcing unnecessary swaps. Additionally, a protocol fee on mint/burn spreads—configurable by operators—feeds directly into an automatic GRG buyback-and-burn mechanism, strengthening tokenomics by reducing supply and fostering sustainable ecosystem rewards. Our BackGeoOracle, powering nearly 60K price updates, ensures real-time, manipulation-resistant data for local NAV calculations, keeping everything validated and chain-specific.

Rigoblock's design stands resilient amid DeFi's evolving risks, as evidenced by recent vault exploits since December 2025. Incidents like the Makina DUSD oracle manipulation (draining $4.13 million via flash loan tampering), Aevo's upgrade-induced mismatch ($2.7 million siphoned), and Yearn Finance's legacy vault price manipulation (~$300,000 lost) highlight vulnerabilities from external data dependencies—issues our autonomous, locally validated model inherently avoids, with no single points of failure and 100% recovery in simulated bridge scenarios.

Looking forward, the VS model positions Rigoblock as the premier platform for scalable, fair multi-chain asset management, where professional-grade tools meet effortless usability. Whether you're upgrading an existing vault or launching a new smart pool, head to our interface to experience the seamless cross-chain flow: mint with preferred tokens, bridge assets instantly, and witness real-time NAV harmony. At its heart, Rigoblock champions transparency and verifiability—every transaction on-chain, auditable by anyone—paving the way for a more secure DeFi future. Join us in this evolution; let's connect on Discord or reach out at gab@rigoblock.com if you're an institution eyeing on-chain strategies.