In this section we will go over the steps of converting t-BTC to tR-BTC, and vice versa on the Bitcoin and RSK Testnets.
Note: The minimum amount of Bitcoin to convert is 0.01 BTC for Testnet.
Instructions on how to do a Testnet peg-in.
1 Connect a wallet to Bitcoin Testnet
We recommend to use Electrum BTC wallet for connecting to Bitcoin Testnet.
Note: The Bitcoin wallet needs to be legacy (not Segwit) whose public key starts with either
n, and private key starting with
2 Get test Bitcoin from Testnet Faucet
There are a few options to get Bitcoin on Testnet. We use https://testnet-faucet.mempool.co/
3 Send Bitcoin to RSK Federation address
The RSK Federation address is retrieved by making a Smart Contract call on RSK Testnet. In order to make the call, you will need to have MyCrypto installed, select RSK Testnet in “More Networks”, and Navigate to “MyCrypto -> Contracts -> Select Existing Contracts -> “Bridge” -> “getFederationAddress” to execute the call. It should look like the screenshot below.
Once you have the RSK Federation address, you can send Bitcoin to it from your Bitcoin address.
Note: You need to send a minimum amount of 0.01 BTC for conversion.
4 Get tR-BTC address with tBTC private key
Note: when entering Bitcoin private key do not include p2pkh: in the front.
5 Check tR-BTC balance on Testnet
You can check balance of above tR-BTC address on Metamask, MyCrypto or any RSK Testnet compatible wallets.
Note: You have to wait a minimum of 100 confirmations + a minimum of 5 minutes for checking your R-BTC balance
Instructions on how to do a Testnet peg-out.
1 Get tBTC address with tR-BTC private key
2 Send tR-BTC to RSK Bridge Contract
RSK Bridge Contract address:
Note: The minimum amount to send is 0.005 tR-BTC for Testnet
Gas Limit of the transaction needs to be manually set at 100,000 gas; otherwise the transaction will fail. Gas Price can be set to 0.06 gwei.
3 Check balance of tBTC address on Bitcoin Testnet
You can either use Electrum wallet downloaded earlier or from any Bitcoin explorer to check the balance.
Note: The release process on Bitcoin network takes 4000 RSK block confirmations and at least 10 more minutes.
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