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 Arbitrum 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 Arbitrum as POL?
POL is a contract representation on Arbitrum with 18 decimals at 0x044d8e7F3A17751D521efEa8CCf9282268fE08CC. ETH, not POL, pays gas unless both symbols are the same. An Arbitrum receipt appears on the Nitro L2 ledger under an Arbitrum token contract or native ETH balance; later spending needs Arbitrum ETH while L1 settlement continues separately. 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 Arbitrum receipt appears on the Nitro L2 ledger under an Arbitrum token contract or native ETH balance; later spending needs Arbitrum ETH while L1 settlement continues separately. 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 Arbitrum without KYC?
Requirements are checked for the live BTC Tron to POL Arbitrum 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.