What is ARPA Chain (ARPA)?

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The ARPA Chain is a Layer-2 scaling solution built to operate as a privacy-preserving computation network. It can offer a dramatic increase to the transaction throughput of blockchain networks while maintaining high standards for data privacy and security through its Secure Multi-Party Computation (MPC).

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ARPA’s mission is a purely technical one: to develop efficient private smart contracts, privacy-preserving individual & enterprise data renting, and highly scalable infrastructure via computational sharding.

ARPA Markets

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ARPA Use Cases


At Travala.com, we offer more than 3,000,000 travel products in over 230 countries available for purchase with ARPA. Plus, you’ll receive a 2% giveback in the AVA rewards token on every accommodation booking.

Travala.com's intuitive booking experience is designed to be familiar and simple to navigate. Simply choose your desired travel product, enter your details, and select from a variety of available payment options, including traditional credit and debit cards, ARPA, and 90+ other cryptocurrencies.

Data Wallet

Users manage all of their personal sensitive data, define their own data policies and authorise to service providers in encrypted form what they’re comfortable with their data being used for.

Secure Monetization

Users can 'rent out' data to advertisers for product preference analysis. This not only reduces the risk of personal data leakage, it compensates users in the process.

Credit Anti-fraud

Financial institutions can search shared blacklists or perform joint risk analysis for borrowers without disclosing each party's private information.

How to Pay with ARPA

Visit Travala.com and search for a hotel, home, flight, or other travel product by entering your destination and dates.

Select your desired choice from the available options.

Enter the required traveller details.

Select Crypto as your payment method, then select ARPA.

Click Complete Reservation. In your ARPA Wallet, input the generated address by scanning the provided QR code or by copying the text. Ensure that the exact ARPA amount is entered and send the payment.

Click Payment sent. Your transaction will be processed and you will receive a confirmation email once your voucher or e-ticket is available.

Buy, Sell and Trade ARPA

Exchanges where you can buy, sell and trade ARPA:

Store ARPA

Store your ARPA securely with the following wallets:

Are you an exchange or wallet provider that supports ARPA? Contact us to have your platform added to the lists above.


Which Blockchain Network hosts ARPA?

ARPA is hosted on Ethereum with a maximum supply of 2,000,000,000 tokens.

What is Proof of Correctness?
How is the ARPA Chain Unique?