Sovryn Dollar

Sovryn Dollar (DLLR) is a cryptocurrency launched in 2023. Engineered as a bitcoin-backed stablecoin, it runs inside the Rootstock Bitcoin ecosystem, pegging its value directly to the US dollar through algorithmic overcollateralization.

The asset exists to solve a very specific architectural headache: dollar-denominated liquidity inside Bitcoin-native decentralized finance without weak bridge dependencies or custodial fiat rails. By minting DLLR against Rootstock Bitcoin (RBTC) collateral, users gain stable purchasing power while their underlying value remains tied to bitcoin’s security model and finality. It draws its DNA from Liquity, porting that protocol’s battle-tested redemption and liquidation logic onto a bitcoin sidechain where BTC is the primary asset.

The token operates on the Rootstock Bitcoin network. No third-party validator set moderates its issuance; the smart contracts themselves compute collateral ratios, liquidations, and redemptions through deterministic mathematical rules.

A single vault enforces a hard 300% collateralization floor. That means for every dollar of DLLR minted, at least three dollars of RBTC must sit behind it. Below that threshold, automated liquidation slices the undercollateralized position. The stability pool absorbs the debt in exchange for discounted RBTC, a mechanism that keeps the system solvent without requiring continuous external bidding wars. A one-way mint-burn cycle governs supply: fresh DLLR enters existence only when RBTC hits a vault, and every redeemed or liquidated DLLR evaporates from the total float.

No single figurehead claims ownership over the launch. The project grew outward from the Sovryn DeFi platform, a suite of lending and trading protocols that has anchored Rootstock’s application layer since 2021. Sovryn Dollar hit mainnet on February 20, 2023, and locked in over a year of uninterrupted operation with hundreds of BTC in aggregate deposit value while maintaining its dollar parity through several volatility regimes.

The long-term design intention is a censorship-resistant unit of account within bitcoin’s monetary sphere. Rather than leaning on fiat-backed issuers or cross-chain wrapped dollars that concentrate legal risk, this stablecoin derives its integrity entirely from bitcoin’s hardness and a transparent liquidation engine. It extends bitcoin’s utility without diluting its sovereignty.

Borrowers deposit RBTC into vaults, mint DLLR, and inherit a debt position that must be serviced to reclaim the original collateral. Every minted token represents a claim on the locked bitcoin, and the protocol continuously recalculates each vault’s health against a feeds-sourced RBTC price. Stability pool depositors commit DLLR into a shared liquidity bucket that automatically acquires undercollateralized RBTC during liquidations, converting protocol risk into systematized yield capture. Liquidators functioning outside the stability pool receive a fixed gas compensation for pruning unhealthy vaults.

Validators do not secure this stablecoin; the collateral itself does. Borrowers who seek leveraged bitcoin exposure without selling their stack can tap DLLR for additional purchasing power. Arbitrageurs compress any peg deviations by conducting hard redemptions when DLLR trades below face value, extinguishing their tokens in exchange for the vaults’ RBTC at face value. Traders hold it as a settlement rail for Sovryn’s spot margin and perpetual swap venues, sidestepping completely fiat-tethered token pathways.

Sovryn Dollar has a total supply of 3,450,587 tokens. Currently, 3,450,587 are in circulation. With a market capitalization of $3,456,824, Sovryn Dollar ranks #1,892 among all cryptocurrencies.