FAQ

1.What's the contract address of rETH?
Contract address: 0x9559aaa82d9649c7a7b220e7c461d2e74c9a3593
2.Which wallet support the staking of ETH by connecting StaFi?
Currently, only Metamask extension supports that. 
3.How to obtain rETH?
After staking ETH, StaFi will automatically send the rETH (ERC 20 token) to users, which anchor the staked ETH as well as the corresponding staking income.The amount of rETH will be calculated based on exchange rate and staked ETH.
4.How to stake ETH?
The guide for the stakers: Staker Guide​
The guide for the Original Validators:Original Validator Guide​
5.How to calculate the exchange rate of rETH?
The calculation method can be found in rETH Solution.
The exchange rate of rETH will be updated every 8 hours.
6. What is an Original Validator(OV)? How to become an OV?
In rETH, Original Validators specifically refer to Ethereum 2.0 validators who have joined the StaFi rETH OV program and run nodes for the funds in rETH staking pool.
7. What are the circulation scenarios of rETH in the future?
1) StaFi will establish rETH/ETH pair on DEX such as Uniswap and Balancer, and will issue FIS rewards to the liquidity providers.
2) StaFi has reached cooperation with several centralized exchanges that support inner circulation. 
3) rETH will be also integrated into the DeFi protocols of Polkadot and Cosmos through rBridge, the cross-chain service provided by StaFi.
4) rETH can also be deposited or lent out on the loan protocol platform that cooperates with StaFi, generating interests without losing staking income.
8. Has rETH been audited in terms of security?
Yes, rETH has passed the security audit conducted by top blockchain security team PeckShield. 
Please check the rETH co​e base and the security audit report.
9. How about the commission of rETH-related business?
When a user stakes ETH, StaFi will automatically mint  rETH for the user, which is commission-free.The amount of rETH will be calculated based on exchange rate and staked ETH
When the staking succeeds, the validator will charge 10% of the staking rewards as a commission.
When a user redeems ETH, the initial redemption fee is 0.2% of the redeemed ETH,. The detailed calculation method can be found in  rToken white paper.
10.StaFi's solution to Slash of Ethereum?
In the beta version, we require any validator to pay 4 ETH as a deposit. When Slash occurs, the deduction will be made from the deposit pool to protect users' assets.
For details please read:https://medium.com/stafi/stafi-reths-solution-to-the-slash-of-eth-ae44e3767fb0​
11. When will the redemption function be accessible?
The redemption function will be accessible after Ethereum Shanghai Upgrade.
Note: For unstaked ETH, users need to withdraw manually after the redemption period.
12.What are the differences between StaFi rProduct and other ETH 2.0 liquid staking solutions such as Lido, Ankr, Rocket Pool?
We deeply studied the current liquidity solutions of ETH2.0 in the market and made the following chart for your reference. 
Add rETH Liquidity on Curve
Original Validator Guide
Last modified 6d ago