What exactly leaves Scroll as WBTC?
WBTC is a contract representation on Scroll with 8 decimals at 0x3C1BCa5a656e69edCD0D4E36BEbb3FcDAcA60Cf1. ETH, not WBTC, pays gas unless both symbols are the same. A Scroll source executes in the zkEVM and is later included in a proof batch to Ethereum; Scroll contract identity must be verified independently. WBTC leaves through a custodial wrapper contract with token approval and source-chain gas; no native Bitcoin UTXO is spent by that transfer.
What exactly arrives on Ethereum as USDC?
USDC is a contract representation on Ethereum at 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48. ETH, not USDC, pays gas unless both symbols are the same. An Ethereum receipt is an L1 native ETH balance or ERC-20 contract event; later token movement can require ETH gas and a new approval for another contract. The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset.
Why does the WBTC to USDC direction matter?
WBTC leaves through a custodial wrapper contract with token approval and source-chain gas; no native Bitcoin UTXO is spent by that transfer. On receipt, The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset.
What changes between the source and destination asset roles?
WBTC is the deposited wrapped-asset input; USDC is the quoted stablecoin output. Source allowance or native-spend rules and destination wallet/representation checks are evaluated separately.
What should be matched before sending WBTC?
WBTC leaves through a custodial wrapper contract with token approval and source-chain gas; no native Bitcoin UTXO is spent by that transfer. A Scroll source executes in the zkEVM and is later included in a proof batch to Ethereum; Scroll contract identity must be verified independently. An Ethereum receipt is an L1 native ETH balance or ERC-20 contract event; later token movement can require ETH gas and a new approval for another contract. The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset.
Which stablecoin contract must this route match?
USDC must match the quoted Ethereum representation. A ticker or target price is not enough to identify a token contract.
Can the wrapped asset pay native network gas?
No. WBTC leaves through a custodial wrapper contract with token approval and source-chain gas; no native Bitcoin UTXO is spent by that transfer. A Scroll source executes in the zkEVM and is later included in a proof batch to Ethereum; Scroll contract identity must be verified independently. An Ethereum receipt is an L1 native ETH balance or ERC-20 contract event; later token movement can require ETH gas and a new approval for another contract.
Can I swap WBTC on Scroll to USDC on Ethereum without KYC?
Requirements are checked for the live WBTC Scroll to USDC Ethereum quote. Verification requirements can depend on the provider, amount, jurisdiction, and current route. Sasquatch does not verify this route as universally no-KYC; check the live flow before continuing.