The VINEYARD Smart-Contract were found no vulnerabilities, no backdoors, and no scam scripts.
The code was tested with compatible compilers and simulated manually reviewed for all commonly known and specific vulnerabilities.
So, VINEYARD Smart-Contract is safe for use in the Polygon main network.
CRITICAL ISSUES (critical, high severity): 0
HIGH ISSUES (high, medium severity): 1
ERRORS, WARNINGS (medium, low severity): 0
OPTIMIZATION (low severity): 0
RECOMMENDATIONS (very low severity): 0
The system used is called ROI and must be considered as HIGH-RISK.
Users' principal deposits cannot be withdrawn, users can get dividends and referral commission. Dividends are paid from deposits of other users. Do always invest with proper knowledge and investigation.
Independent description of the smart-contract functionality
The VINEYARD smart contract provides the opportunity to invest any amount in MATIC in the contract and get daily profit on investment if the contract balance has enough funds for payment.
based on the audit date (Mar 25, 2022) the project is not launched yet. The owner has access to activate the project and the launch date is dependent on the owner's decision
Contract Owners Fee
Deposit (BuyEggs) Fee: 16%
Withdraw (SellEggs) Fee: 16%
The basic interest rate based on the audit date is 5.96% daily.
Deposit (Buy Miner)
Users can buy miners by MATIC token. Miner price will be calculated at the time of deposit.
Miner Price Formula: Deposit amount / ( Deposit amount + Contract Balance) * Market Eggs
Miners will produce eggs and users can sell eggs to earn profit.
Miners will work forever and users can withdraw profit until the contract has enough balance.
It is an amount that will be defined in the initial of the contract and will be changed by deposit, withdrawal and compound.
Withdraw (Sell Eggs)
Users can sell eggs produced by the miners.
Withdraw amount(MATIC) Formula: user eggs / ( user eggs + Market Eggs) * Contract Balance
User eggs: each miner will produce one egg each second
Compound (hatch Eggs)
Users can compound their available eggs and buy more miners.
Referral System (Match Bonus)
The contract pays a 12.5% referral commission over one level.