# Table of Contents



|     | Content                        | Page Number |
| --- | ------------------------------ | ----------- |
| 1   | Abstract                       | 1           |
| 2   | Table of Contents              | 2           |
| 3   | Background                     | 3           |
| 4   | Introduction                   | 4           |
| 4.1 | Digital Asset Trade Experience | 5           |
| 4.2 | Security and Safety            | 6           |
| 4.3 | Utility of Digital Assets      | 7           |
| 5   | Key Concepts                   | 8           |
| 6   | Opoch Solutions                | 9           |
| 7   | Opoch Payments                 | 10          |
| 8   | Milestones                     | 11          |
| 9   | Team                           | 12          |
| 10  | Token (OPCH)                   | 13          |
| 11  | Acknowledgements               | 14          |

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**2.  Introduction: 3**

**3.  Background: 3**

**3.1 Bitcoin Blockchain: 3**

**3.2 Ethereum Blockchain and Smart-Contracts 4**

**3.3 Decentralized Exchange 4**

**3.4 Cross-chain interaction 4**

**3.5 Smartphone Revolution 4**

**3.6 M-payments 5**

**4.  Opoch Platform: 5**

**4.1 Mobile Platform 6**

**4.1.1 Wallet 7**

**4.1.1.1 Social Recovery 7**

**4.1.1.2 Universal Mobile Wallet 7**

**4.1.2 Fiat-Crypto Peer-to-Peer Marketplace 9**

**4.1.3 Decentralized Exchange: 10**

**4.1.4 Future Developments: 10**

**4.2 Opoch Payments 10**

**4.2.1 APIs 11**

**4.2.2 Business Smart-Contract: 11**

**4.2.3 User smart-contract and Opt-out subscription 11**

**4.2.4 Payment Tokens: 12**

**5. Team: 12**

**6. Token: 13**

**7. Acknowledgements: 13**\
