ETHGlobal

ETHIndia 2022

zkBob

$10,000

About

zkBob is a privacy application which anonymizes transfers between users. The BOB stablecoin lets users exchange value in a stable, predictable manner. zkSnarks prove certain actions have occurred without revealing details about who completed the action or the amount transferred. Compliance features deter bad actors and illicit usage. zkBob gives privacy back to the everyday user.

zkBob is a privacy application which anonymizes transfers between users. The BOB stablecoin lets users exchange value in a stable, predictable manner. zkSnarks prove certain actions have occurred without revealing details about who completed the action or the amount transferred. Compliance features deter bad actors and illicit usage. zkBob gives privacy back to the everyday user.

Prizes

zkBob ⸺ $10,000

㉧ $2,000 ×𝟺 ㉧ $500 ×𝟺

🏆 5 prizes of $2000 in BOB ($2000 USD equivalent) will be awarded.

🥇 The top 5 projects utilizing the zkBob API will each receive a $2,000 prize. Creativity, innovation, and implementation will be considered during judging.

Requirements:

Build on Polygon
Use BOB custodial API (zkBob cloud) for private transfers

Use Case Ideas:

Donation platform where donors maintain anonymity
Fundraising platform with internal KYC while maintaining public privacy
DAO accounting application
Private payment-splitting application for friend groups
Wallet integration for private payments - integrate BOB payments into an open source wallet
Tip bot/extension (telegram bot, twitter bot, browser extension)
Food delivery service with private payments
BOB powered vending machine/POS
*Extra credit: Direct library integration, direct deposits

Getting Started

Get an API Key & BOB: Join the telegram at https://t.me/+sMbZvmVzYmQ3ODlk to request your API key. The API key is used to generate and interact with the zkBob cloud wallet. You will receive 10 BOB into the account to use for testing and demonstration.
HackMD: View the HackMD with extended API documentation and usage examples.
Explore API Methods: Use Swagger and Postman links to view available methods for shielded account interaction. Note that the current API does not include deposit and withdrawal functionality, only proving mechanisms related to transfers. Deposits and withdrawals may be performed manually.
Hackathon Hub: https://docs.zkbob.com/resources/hackathon

Workshop

zkBob 🛠 How to Use zkBob Cloud in Your Appli...

How to incorporate zkBob Cloud API into your application to implement private transactions.

This workshop is happening in-person