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README.md

UBCoin

UBCoin smart contract

  • Standard : ERC20
  • Name : UBCoin
  • Ticker : UBC
  • Decimals : 18
  • Emission : Mintable
  • Crowdsales : 2
  • Fiat dependency : No
  • Tokens locked : Yes

Smart-contracts description

The tokens for the bounty and the team are minted after the ICO is finished.
There is a special function to return 3rd party tokens that were sent by mistake (function retrieveTokens()).
Each stage has a direct minting function in wei. This is made to support the external payment gateways.

Contracts contains

  1. UBCoin - Token contract
  2. PreICO - PreICO contract
  3. ICO - ICO contract
  4. Configurator - contract with main configuration for production
  5. TeamWallet - wallet for freeze team tokens

How to manage contract

To start working with contract you should follow next steps:

  1. Compile it in Remix with enamble optimization flag and compiler 0.4.18
  2. Deploy bytecode with MyEtherWallet. Gas 5100000 (actually 5073514).
  3. Call 'deploy' function on addres from (3). Gas 4000000 (actually 3979551).

Contract manager must call finish after each crowdsale in corresponding contract! To support external mint service manager should specify address by calling setDirectMintAgent. After that specified address can direct mint tokens by calling mintTokensByETHExternal and mintTokensExternal.

How to invest

To purchase tokens investor should send ETH (more than minimum 0.1 ETH) to corresponding crowdsale contract. Recommended GAS: 250000, GAS PRICE - 21 Gwei.

Wallets with ERC20 support

  1. MyEtherWallet - https://www.myetherwallet.com/
  2. Parity
  3. Mist/Ethereum wallet

EXODUS not support ERC20, but have way to export key into MyEtherWallet - http://support.exodus.io/article/128-how-do-i-receive-unsupported-erc20-tokens

Investor must not use other wallets, coinmarkets or stocks. Can lose money.

Tokens distribution

  • Bounty tokens percent : 4%
  • Team tokens percent : 12%
  • Reserved tokens : 34%
  • For sale tokens percent : 50%

Main network configuration

  • Bounty tokens wallet : 0xdAA156b6eA6b9737eA20c68Db4040B1182E487B6
  • Reserved tokens wallet : 0xE1D1898660469797B22D348Ff67d54643d848295
  • Team tokens lock period : 180 days lock, after every 90 days vesting 25%
  • Contracts owner : 0xF1f94bAD54C8827C3B53754ad7dAa0FF5DCD527d

Links

  1. Token - https://etherscan.io/token/0x2d3e7d4870a51b918919e7b851fe19983e4c38d5
  2. PreICO - https://etherscan.io/address/0xce5dbd884305a5716460dCcFfA63888Fc9BFaa72
  3. ICO - https://etherscan.io/address/0x8dd9034f7ccc805bdc4d593a01f6a2e2eb94a67a
  4. TeamWallet - https://etherscan.io/address/0xe564e0a6a545671d29ad690398c9e94a398434b3

Crowdsale stages

PreICO

  • Minimal insvested limit : 50 ETH
  • Base price : 1 ETH = 18 667 Tokens
  • Hardcap : 21 500 ETH
  • Period : 22 days
  • Start : 10 Mar 2018 00:00:00 GMT
  • Wallet : 0x00EE9d057f66754C7D92550F77Aeb0A87AE34B01

ICO

  • Minimal insvested limit : 0.01 ETH
  • Techincally base price : 1 ETH = 8000 Tokens
  • Hardcap : 157 500 ETH
  • Start : 02 Apr 2018 00:00:00 GMT
  • Wallet : 0x5FB78D8B8f1161731BC80eF93CBcfccc5783356F
Milestones
  1. 20 days, 1 ETH = 11 200 Tokens (Technically +40%)
  2. 20 days, 1 ETH = 10 000 Tokens (Technically +25%)
  3. 20 days, 1 ETH = 9 600 Tokens (Technically +20%)
  4. 20 days, 1 ETH = 9 200 Tokens (Technically +15%)
  5. 20 days, 1 ETH = 8 640 Tokens (Technically +8%)
  6. 4 days, 1 ETH = 8 000 Tokens
Value bonus (not active yet)
  • 20 eth - 50%
  • 50 eth - 65%
  • 300 eth - 80%
Features

Value bonuses can be changed or disabled

Ropsten network configuration 1

links

  1. Token - https://ropsten.etherscan.io/address/0xac29edd683847c4d208008d1ad2797f79feac963
  2. PreICO - https://ropsten.etherscan.io/address/0x29e998e17f29d96b36a5f1de2c16ad2ca40c3e7e
  3. ICO - https://ropsten.etherscan.io/address/0x5958e5dc8a4ea282ac40bb6105febc605615f960
  4. TeamWallet - https://ropsten.etherscan.io/address/0xd7de556303de15e271ca476ee4a2289086051496

Crowdsale stages

PreICO

  • Price : 1 ETH = 33 334 Tokens
  • Minimal investment limit : 0.1 ETH
  • Hardcap : 3 ETH
  • Period : 15 days
  • Start : 01 Mar 2018 00:00:00 GMT
  • Wallet : 0x8fd94be56237ea9d854b23b78615775121dd1e82
Purchasers
Service operations

ICO

  • Price : 1 ETH = 14 286 Tokens
  • Minimal investment limit : 0.1 ETH
  • Hardcap : 96 000 ETH
  • Wallet : 0x8fd94be56237ea9d854b23b78615775121dd1e82
  • Start : 01 Mar 2018 00:00:00 GMT
  • Bounty tokens percent : 4%
  • Team tokens percent : 12%
  • Reserved tokens : 34%
  • Bounty tokens wallet : 0x470a2D1105EaE6aAe879623357F615Ab9cbf906E
  • Reserved tokens wallet : 0x093A89bDb5CE905fecb6272ff3ac92f53350a79A

Milestones

  1. 20 days, 1 ETH = 20 000 Tokens (Technically +40%)
  2. 20 days, 1 ETH = 17 143 Tokens (Technically +20%)
  3. 20 days, 1 ETH = 14 286 Tokens
Purchasers
Service operations
Token holders

https://ropsten.etherscan.io/token/0xac29edd683847c4d208008d1ad2797f79feac963#balances

Ropsten network configuration 2

links

  1. Token - https://ropsten.etherscan.io/address/0x298af0b09ba3db8447cc6db85d0c954f9f981923
  2. ICO - https://ropsten.etherscan.io/address/0xeb8def19fb098bced3fa133e3ef26f8c525cb036
  3. TeamWallet - https://ropsten.etherscan.io/address/0x8916ab1114f07fa02bda627a838a0ed8e0b0a241

Crowdsale stages

ICO

  • Price : 1 ETH = 14 286 Tokens
  • Minimal investment limit : 0.1 ETH
  • Hardcap : 96 000 ETH
  • Wallet : 0x8fd94be56237ea9d854b23b78615775121dd1e82
  • Start : 23 Apr 2018 00:00:00 GMT
  • Bounty tokens percent : 4%
  • Team tokens percent : 12%
  • Reserved tokens : 34%
  • Bounty tokens wallet : 0x470a2D1105EaE6aAe879623357F615Ab9cbf906E
  • Reserved tokens wallet : 0x093A89bDb5CE905fecb6272ff3ac92f53350a79A

Milestones

  1. 20 days, 1 ETH = 11 200 Tokens (Technically +40%)
  2. 20 days, 1 ETH = 10 000 Tokens (Technically +25%)
  3. 20 days, 1 ETH = 9 600 Tokens (Technically +20%)
  4. 20 days, 1 ETH = 9 200 Tokens (Technically +15%)
  5. 20 days, 1 ETH = 8 640 Tokens (Technically +8%)
  6. 4 days, 1 ETH = 8 000 Tokens
Purchasers
Service operations
Token holders

https://ropsten.etherscan.io/token/0x298af0b09ba3db8447cc6db85d0c954f9f981923#balances