Smart Contract Checklist

Token Issuer Checklist

Deployer

• Role: Deploy the contract and then transfer ownership to the Owner.

Owner

• Role: Hold ownership of the smart contracts via a cold wallet.

• Responsibilities:

  • Assign Controllers and Managers.

  • Can be a service like Tangany Smart Contract Custody.

Controller

• Role: Higher authority than the Manager.

Manager

• Role: Limited to Whitelisting and Minting tokens.

Other Roles

Contract and Token Management

• Total Token Supply:

  • Ensure that only the total amount specified in the prospectus is issued.

• Finalize Contract:

  • Cold Wallet Definition: The cold wallet is the owner wallet where digital assets are transferred once finalized.

• Manager Functions:

  • Whitelist/Remove from whitelist.

  • Pause/unpause token and STO contract.

  • Non-ETH/MATICer purchase.

  • Finalize STO.

  • Adjust rate.

  • New manager whitelist another investor.

  • Remove manager.

  • Change allocation ratio crypto/fiat.

  • Handle FIAT contributions.

• FIAT Contributions:

  • Add 88 token contribution to user (FIAT investor).

  • Add 1337 token contribution to user.

  • Claim FIAT tokens.

• Contract Dates:

  • Check start and end date of the contract.

  • Send tokens after contract ends.

  • Extend contract.

• Date and Time Conversion:

  • Use Epoch Converter to calculate Date and Time into uint256.

• Minimum Contribution:

  • Set minimum contribution amount as per prospectus (minimum is one token).

  • Test transactions:

    • 0.57 ETH/MATIC transaction.

    • 1.1 ETH/MATIC transaction (refunded).

    • 0.9 ETH/MATIC transaction (refunded).

• Token Price:

  • Set price per token in ETH/MATIC as per prospectus (e.g., 0.57 ETH/MATIC).

• Pause/Unpause Contract:

  • Test adding whitelisting entries.

  • Send transaction from non-whitelisted and whitelisted users.

• Maximum Contribution:

  • Not required.

• Investment Tests:

  • Test investments over the whitelisted amount.

  • Handle scenarios:

    • Not whitelisted.

    • Whitelisted but sent a higher amount than KYCED.

    • Whitelisted and sent the exact amount as KYCED.

• Additional Whitelisted Investors:

  • Handle scenarios of sending too much or additional KYC.

  • Suggest using another address for updated limits.

• Token Claims After STO:

  • Use function hash "48c54b9d" to claim tokens via MEW and Metamask.

• Burn Token Function:

  • Use to burn unsold remaining tokens.

  • Handle freezing, blacklisting, and burning tokens.

• 2/4 Multisig (Gnosis):

  • Handle sending to non-whitelisted and whitelisted users after STO ended.

  • Only the owner can whitelist.

  • Add random token amount so whitelist goes through.