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Webinar - Build a decentralized app with the Hedera Cryptocurrency API
1. The document discusses building decentralized apps using Hedera's Cryptocurrency API and the open source Payper project. 2. Payper enables micro-payments for API-based digital assets through a payment gateway and powers payment-enabled front-end components. 3. Hedera's Cryptocurrency API provides a platform for Payper, offering fast, fair, and low-fee cryptocurrency transactions capable of scaling to millions per second with finality in seconds.
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Webinar - Build a decentralized app with the Hedera Cryptocurrency API
- 1. Build a decentralizedapp with the Hedera Cryptocurrency API feat. Payper Gehrig Kunz, Product Marketing at Hedera Alex Males, Hedera18 global hackathon winner
- 2. Agenda 1. Impact ofmicropayments 2. Hedera Hashgraph Platform •Cryptocurrency API •Core concepts •Operations 3. Open source project Payper
- 3. Why decentralization? • Brokenexperiences • Monopolistic markets • Data breaches
- 4. hedera.com Proprietary and Confidential.© 2018-2019 Hedera Hashgraph, LLC. All rights reserved. 4 Create free and fair marketplaces not controlled by a single entity where value can be exchanged directly between any party. How do we fix this?
- 5. TECHNOLOGY *Cryptocurrency transactions whichdo not require a transaction record, but can receive a transaction receipt.
- 9. *Early Access Mainnet* iscoming here
- 10. The Hedera Hashgraphplatform is ready to scale and made for developers, offering three initial services: •Cryptocurrency •Smart Contracts •File Storage Hedera Hashgraph platform
- 11. Hedera Cryptocurrency API Fast.100,000+ txn/sec with finality in seconds. Fair. Ordering without manipulation. Low-fees. A fraction of a cent.
- 12. Core concepts • Accounts •Public key and more • Have auto-renew period (fee) • Keys & signatures • Natively multi-sig • Thresholds • Hierarchical • Receipts and records
- 13. API Operations • Create,update, delete • Transfer funds • Proxy stake • Claims shardNum - the shard number for the new account realmNum - the realm number for the new account publicKey - the public key for the new account github.com/hashgraph/hedera-sdk-java Find a full example:
- 14. API Operations • Create,update, delete • Transfer funds • Proxy stake • Claims
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- 16. P2P Micro-Payments forthe Open API Economy ● Concept for enabling trade of API-based digital assets ● Gateway for payment verification ● Easy installation and configuration for API providers ● Powers micro-payment front-end components WHAT’S PAYPER?
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- 18. Pay-per Blog Post Aliceowns a blog ● Installs Payper Gateway ● Configures price list ● No need to change existing servers Bob is an occasional reader ● Opens an article in the browser ● Sees a Payment Required page / notification ● Uses a micro-payments wallet or browser extension to get access to the article EXAMPLE USE CASE
- 20. ● Verification timeto zero ● API Users paid for uploading content ● Integrate with front-end components ● Other cryptocurrencies ● Potentially contribute to a standard ● GitHub ○ https://github.com/payperws Open Source Software WHERE WE’RE HEADED
- 21. Micro-Payments Platform ● Fasttransaction confirmation ● Low fees ● Smart Contracts (for payment channels) ● Hashgraph algorithm ● Formal proofs ● Hedera Network ● gRPC / Protobuf SDK WHY HEDERA?
- 22. Thanks! - @gehrigkunz, Alex ●Contribute to Payper ● Start using the Cryptocurrency API at portal.hedera.com ● Get testnet access at hedera.com/testnet ● Join the community at hashgraph.org