Ce diaporama a bien été signalé.
Nous utilisons votre profil LinkedIn et vos données d’activité pour vous proposer des publicités personnalisées et pertinentes. Vous pouvez changer vos préférences de publicités à tout moment.

DeSocttery

DeSocttery is the sports lottery without banker. DeSocttery allows sports fans to predict result of certain soccer game by wagering DAI into betting, which is decentralized that the odds are determined by wagers people put into.

  • Identifiez-vous pour voir les commentaires

DeSocttery

  1. 1. #DeSocttery / pelith.com DeSocttery Decentralized Soccer Lottery The Sports Lottery Without Banker HONEYCOMB SMART CONTRACT HACKATHON
  2. 2. #DeSocttery / pelith.com#DeSocttery / pelith.com 2 DRAW Manchester City WIN Leicester City WIN Predict Game Result 2
  3. 3. #DeSocttery / pelith.com 3 Prediction (Single) Pool (DAI) Odds Manchester City Win 10,000 1.6 Draw 2,000 8 Leicester City Win 4,000 4 Prediction (Single) Pool (DAI) Odds Manchester City Win 10,000 1.8 Draw 4,000 4.5 Leicester City Win 4,000 4.5 Odds changed after new user (Bob) wager 2,000 DAI into “Draw” Option WAGER
  4. 4. #DeSocttery / pelith.com 4 Prediction (Single) Pool (DAI) Odds Manchester City Win 10,000 1.8 Draw 4,000 4.5 Leicester City Win 4,000 4.5 Bob (wagered 2,000 DAI in “Draw”) Winning 9,000 DAI payoff. Suppose Game result in “Draw” PAYOFF
  5. 5. #DeSocttery / pelith.com 5 Prediction (Single) Pool (DAI) Odds Manchester City Win 10,000 1.8 Draw 4,000 4.5 Leicester City Win 4,000 4.5 Bob (wagered 2,000 DAI in “Draw”) would get 2,000 “LC_MC_Draw_1221” Token in return as certificate Logic behind “WAGER “Prediction (Single) Pool (DAI) Odds Manchester City Win 10,000 1.6 Draw 2,000 8 Leicester City Win 4,000 4 2,000 DAI 2,000 Token Logic behind “PAYOFF“ 2,000 Token 9,000 DAI Bob (with 2,000 “LC_MC_Draw_1221” Token) could send back Token to get 9,000 DAI winnings by odds.
  6. 6. #DeSocttery / pelith.com Process of Each Game 6 2 weeks Before Game Time Game Announced The target game and contract open time would be posted beforehand. Winnings Delivered As the result of game settled, those who correctly predict the result could share total stakes by stake. Game Time Game Ended Contract Locked Contract would be locked 2 hours before game time. No one could be able to wager ever since, which means the odds would be determined. 2 hours Before Game Time Contract Opened Anyone can predict game result by putting DAI into smart contract as stake.
  7. 7. #DeSocttery / pelith.com “ #DeSocttery / pelith.com Determine the result of game. 7 API https://docs.crowdscores.com/#page:matches,header:matches-match-details
  8. 8. #DeSocttery / pelith.com “ #DeSocttery / pelith.com 8 Why Chainlink The multi-nodes structure of Chainlink allows us to enhance security as stake of DeSocttery grows. We would extract 1% of total stake in each game to pay the fees of API call. The larger amount of the stakes, the more APIs (nodes) we can call to ensure the data of game result is correct by consensus algorithm.
  9. 9. #DeSocttery / pelith.com Project Roadmap 9 Phase 3 Phase 2 Phase 1 Phase 0 Testnet Deployment Proof of concept would be delivered on Ropsten Testnet. Mainnet Deployment Contract deployed on Ethereum mainnet, allowing users to wager DAI into contract. Also, the contract code would be open-sourced. Secondary Marketplace Limit order marketplace would be online. People can trade their voucher token on this platform. D.A.O. DeSocttery would be a decentralized autonomous organization. A decentralized community of DST token holders govern the DeSocttery Protocol, the D.A.O. that runs DeSocttery platform.
  10. 10. #DeSocttery / pelith.com DST Token DST token would be issued to govern the DeSocttery Protocol, the D.A.O. that runs DeSocttery platform. Mint Token 1 Initial Supply of DST would be 500,000. We would create exchange on Uniswap. All of 500,000 DST would be added to liquidity for people to acquire. DeSocttery Token (DST) 10
  11. 11. #DeSocttery / pelith.com Mint Token 2 Besides swapping from Uniswap, users can also get DST token by wagering. As users wager DAI, they would receive DST token in return by MintRate. For example, if current MintRate = 5%, Bob would get 5 DST token after wagered 100 DAI. Afterwards, MintRate slightly altered since Total Supply changed as 5 DST minted. DeSocttery Token (DST) 11 Wager DAI DST Token (by MintRate) Game Prediction
  12. 12. #DeSocttery / pelith.com D.A.O. Governance ➔ Privileges of DST Token Holder 12 Game Voting DST Token holders are given rights to vote for games to be opened every two weeks. The game with most votes and those with more than 5% Total Supply votes would be opened for wager. Profit Share The way DST Token holders vote for games is to deposit their DST Token into selections. Were the game opened, game voters can share the 5% platform fees by stake as users wagering their DAI into the game. DST Token would be able to withdraw with fees (DAI) after game ended. Suppose the game ended up not opened, Token can be withdrawn after vote ended.
  13. 13. #DeSocttery / pelith.com D.A.O. Process 13 2 weeks Before Game Time Vote Opened DST Token holders can vote by depositing their token into games to earn fees. Winnings Delivered DST Token holders can withdraw their DST Token along with the share of 5% fees from this game by stake. Game Time End Game Contract Locked Contract would be locked 2 hours before game time. No one could be able to wager ever since, which means the odds would be determined. 2 hours Before Game Time Contract Opened Once vote met conditions, game would be opened for wager and DST Token would be locked until game ends. 4 weeks Before Game Time Were the vote not meet conditions, DST Token deposited would be opened for withdrawal. Game Discarded
  14. 14. #DeSocttery / pelith.com#DeSocttery / pelith.com 14 To sum up, DeSocttery is:
  15. 15. #DeSocttery / pelith.com Decentralized No more banker: Games and Odds determined by CROWD Sustainable Where lies game, lies DeSocttery Autonomous DST Token holders govern the protocol 15
  16. 16. #DeSocttery / pelith.com 16 DeSocttery.netlify.com Contract Source Code: https://github.com/SiriusTsou/DeSocttery /blob/master/contracts/DeSocterry.sol You can find us at: ▸ Mail: laijack@gmail.com Experience now on:

×