Is the BTC or POL side TRC-20?
The Tron side must match the TRC-20 contract or native TRX label shown in the route. The Ethereum side is a separate network representation.
What exactly leaves Tron as BTC?
BTC is a contract representation on Tron with 8 decimals at TN3W4H6rK2ce4vX9YnFQHwKENnHjoxb3m9. TRX, not BTC, pays gas unless both symbols are the same. A Tron source uses a T-address plus bandwidth and energy accounting; TRX covers resource or fee needs for native or TRC-20 transfer execution. A native BTC deposit spends selected UTXOs, pays a BTC miner fee, can create change, and advances through Bitcoin confirmations.
What exactly arrives on Ethereum as POL?
POL is a contract representation on Ethereum at 0x455e53cbb86018ac2b8092fdcd39d8444affc3f6. ETH, not POL, 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. On Polygon PoS, native POL can support later gas; a POL contract on another network does not inherit that native function.
Why does the BTC to POL direction matter?
A native BTC deposit spends selected UTXOs, pays a BTC miner fee, can create change, and advances through Bitcoin confirmations. On receipt, On Polygon PoS, native POL can support later gas; a POL contract on another network does not inherit that native function.
What changes between the source and destination asset roles?
BTC is the deposited native-asset input; POL is the quoted token output. Source allowance or native-spend rules and destination wallet/representation checks are evaluated separately.
What should be matched before sending BTC?
A native BTC deposit spends selected UTXOs, pays a BTC miner fee, can create change, and advances through Bitcoin confirmations. A Tron source uses a T-address plus bandwidth and energy accounting; TRX covers resource or fee needs for native or TRC-20 transfer execution. 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. On Polygon PoS, native POL can support later gas; a POL contract on another network does not inherit that native function.
What funds the Tron source transaction?
TRX is the native gas asset for Tron. A Tron source uses a T-address plus bandwidth and energy accounting; TRX covers resource or fee needs for native or TRC-20 transfer execution. BTC is token-tracked and can need approval before transfer.
Can I swap BTC on Tron to POL on Ethereum without KYC?
Requirements are checked for the live BTC Tron to POL 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.