# ARK

### **Epoch duration: 8 hours**

* Deposit your $DIA and get your $CRS reward if TWAP (Time-Weighted Average Price) is >1.
* Deposits/withdrawals of DIA into/from the ARK will lock DIA for 4 epochs and CRS rewards for 3 epochs.
* CRS rewards claim will lock staked DIA for 4 epochs and the next CRS rewards can only be claimed 3 epochs later.

### Distribution of CRS during Expansion

* 80% Reward for ARK Diamonds Stakers 
* 7.5% Treasury
* 7.5% Team Wallet 
* 5% Lottery

### Epoch Expansion

* The first 21 epochs will be the boost phase with a rate of 4.5% regardless of the CRS price. After the boost phase, it will follow an expansion rate of 3.0% and continue as normal.
* There will be no mint (rewards) if TWAP of CRS is less than 1 BUSD.

### ARK UI information

* Next Seigniorage indicates a countdown timer to the next epoch.
* APR (Annual Percentage Rate) refers to the simple returns in USD value relative to the amount of DIA staked (USD value).

{% hint style="info" %}
APR fluctuates from time to time and is dependent on certain factors such as: \* Price of CRYSTAL \* Price of DIAMOND \* Amount of DIAMOND staked in ARK (Locked Value)
{% endhint %}