
Hedera Coinflip
Hedera Coinflip is a decentralized application (dApp) built on the Hedera network that offers a simple, "double or nothing" style betting game. Users can wager HBAR for a 50/50 chance to double their bet. The platform's core value proposition lies in its commitment to transparency and fairness, which is achieved through its unique use of the Hedera Consensus Service (HCS).
The fairness of each flip is guaranteed by a provably fair mechanism that prevents manipulation by either the player or the platform operator. When a user initiates a flip, a combination of a server-provided seed and a client-provided seed is submitted to the Hedera network via HCS. The immutable and unpredictable consensus timestamp assigned to this transaction by the decentralized network is then used to determine the outcome. Because this timestamp cannot be influenced or known in advance, the result of the coin flip is truly random and publicly verifiable.
A small percentage of each wager contributes to a progressive jackpot, which can be won by players who achieve a specific, consecutive number of wins. This jackpot serves as the platform's primary revenue model while also creating an exciting, high-reward target for dedicated players.
Project Information
Related Projects

Intiva Health is an Austin-based company, founded in 2017, developing a career management platform for healthcare professionals. As a parent company to several entities, including Incredable (formerly Ready Doc), Gummi World, and Nova Vita Wellness Centers, Intiva Health is focused on improving the healthcare ecosystem as a whole, from provider credentialing to patient wellness.
The company's core service is a cloud-based platform that automates and streamlines the administrative tasks associated with a medical career. This includes Incredable, a credentialing solution that allows medical professionals to securely store, manage, and share their credentials with healthcare facilities. The platform also offers a HIPAA-compliant secure messaging service and tools for managing continuing education..
Intiva Health uses Hedera's distributed ledger technology to create a secure, tamper-proof, and verifiable record of all credentials and work history. By storing this information on the Hedera network, Intiva Health can provide a single source of truth that can be instantly verified by hospitals and other healthcare facilities, reducing the credentialing process from months to seconds.

Logstash is an open-source, server-side data processing pipeline from Elastic NV. It ingests data from multiple sources simultaneously, transforms it, and then sends it to a chosen destination. It is a core component of the Elastic Stack, often used for centralizing and processing logs, metrics, and other event data.
In the context of the Hedera blockchain network, Logstash can be integrated using tools such as the logstash-output-hedera plugin. This specific Java Output Plugin is designed for the Hedera Consensus Service (HCS). It enables Logstash to send processed events or logs directly to an HCS topic. Users configure the plugin by specifying details including their HCS topic ID, an operator account ID, and the associated private key for that operator account. An optional submit key used for topic creation can also be provided, along with the target Hedera network, which can be "mainnet" or "testnet".
By using this plugin, applications can leverage Logstash's data collection and transformation capabilities to then record events onto the Hedera public ledger via HCS. This creates an immutable, verifiable, and timestamped log of the data, enhancing transparency and auditability for any system employing this integration.

The Content Authenticity Initiative (CAI) is a cross-industry community founded in 2019 by Adobe, The New York Times, and Twitter to combat digital misinformation and provide a verifiable layer of trust for online content. With a rapidly growing membership of over 4,000, the CAI brings together technology companies, media organizations, and civil society to develop open-source tools and standards that promote transparency and give creators credit for their work.
The primary service of the CAI is the development and promotion of Content Credentials, an open-source technology that functions like a "nutrition label" for digital media. This system allows creators to attach secure, tamper-evident metadata to their content, creating a verifiable record of its origin, authorship, and edit history. This provenance data is cryptographically signed and remains with the content as it is shared and modified. The technical specifications for Content Credentials are developed by the Coalition for Content Provenance and Authenticity (C2PA), a standards development organization co-founded by Adobe.

Beem is a versatile Australian digital wallet owned by Digital Wallet Pty Ltd and now part of Australian Payments Plus, a member of the Hedera Governing Council and the collective that also includes BPAY Group, eftpos and NPP Australia.
It enables Australians to pay, request, transfer and split money instantly by using familiar contact names instead of BSB and account numbers. The app also supports BPAY for bill payments and offers features such as rewards and cashback through Beem Rewards and Cashrewards, loyalty and gift card storage, animated stickers and group expense management.
Eftpos acquired Beem in 2020 to expand into digital wallet services and leverage its payments infrastructure for faster growth. Since then it has been downloaded more than 1.4 million times and has facilitated over US 1 billion in transactions. Australian Payments Plus operates a Hedera network node in Australia and has trialled the Hedera Consensus Service and an Australian dollar based stablecoin to enable secure and low cost micropayments, providing a potential foundation for future Beem innovations.
