Coinholder

All Public Art (APA) provides a unique platform that contributes to the growth and sustainability of the global art community by supporting the art market, igniting artist-to-collector trading, and storing the provenance of art on the blockchain. With the AllPublicArt token and the creation of our API, we are deploying a new, convenient and effective way to trade art and track the history of artworks. All Public Art's implementation of blockchain technology will minimize counterfeit art, build trust within the art market, improve art trade services and increase economic and social benefits in the global art community. Thanks to blockchain technology, transparency is increased ensuring a more convenient and legitimate marketplace for trading art.

By accepting to share their shopping data with the network, a shopper earns reward tokens, while the data is used by retailers to build redemption offers that best suit each customer’s needs. Shoppers can redeem their tokens through these exclusive and personalized offers.

The Constellation protocol implements a horizontally scalable blockchain architecture known as Extended Trust Chain with a peer to peer layer known as a gossip protocol that can be deployed on a mobile device. Constellation approaches smart contracts with a microservice architecture allowing for highly available services to be chained and composed into distributed applications with just an understanding of each microservice’s SLA (service level agreement) and/or type signature. This architecture ensures high transaction throughput, allowing for consumer grade distributed applications to be built on Constellation.

Adrealm aims to rebuild the digital advertising ecosystem and cultivate a self-sustaining open ecosystem for all participants to achieve advertising efficiency. Built on ERC-20 standard of the Ethereum platform, Adrealm connects advertisers, service providers, content publishers, developers etc on its decentralized public ledger ensuring privacy and no third-party management of data. Thanks to its three-tier architecture made of an on-chain layer, off-chain layer, and a service layer, speed and efficiency can be guaranteed and the industry pain-points such as fraud, low-quality ads, and data leakage can be overcome. Adrealm relies on a particular consensus mechanism called Proof of Valid Traffic (PoVT) that makes high-quality ads and traffic the fundamental criteria for the operational success of transactions.

Rewards.com is introducing a global marketplace that brings together over 100,000,000 products and 7,000 merchants, including restaurants, travel, entertainment and retail. This marketplace will allow customers to earn and redeem, what we call RWRD tokens, at any participating merchant or be traded on the exchanges. We believe this solution will transform loyalty by taking cryptocurrency mainstream, building a healthy and strong token economy and restoring true value to the consumer reward.

Pigzbe uses the blockchain to make money transfers within families borderless, safe, and instant. By unlocking the potential of globalised families as micro-financing networks, Pigzbe teaches children about money in the 21st century.