Wall Street Dads Integrates Chainlink VRF to Conduct Fair and Transparent NFT Mint

Beyond Rarity
The BRR
Published in
4 min readNov 30, 2021

We’re excited to announce that Wall Street Dads — a generative art collection and NFT-enabled DAO for those who dream big financially in order to build the life their family deserves — has integrated Chainlink Verifiable Random Function (VRF) on the Ethereum mainnet. By integrating the industry-leading decentralized oracle network, we now have access to a tamper-proof and auditable source of randomness needed to shuffle the NFTs that the community members mint right before the reveal.

Ultimately this creates a more exciting, transparent, and fraud-proof user experience, as users can fully trust that the NFTs they receive are randomized through a verifiably fair process. After all, this is the first value exchange between the founders and the community. It sets the tone for future relationships.

Wall Street Dads NFTs is a generative art project that identifies with working parents who now must balance their dreams of financial freedom with their family and life responsibilities. The team took inspiration from the iconic diamond hands meme — quoting the founding artist, McShizzy, “the elements on the right side of the image tend to symbolize the radical and unknown prosperity and freedoms that we seek, and the left represents everything in our lives that we channel those efforts into.” The Wall Street Dads team wants to carve out a corner on the internet for people in similar situations to find a voice and pursue their dreams together, through their shared community and DAO.

Insanely unique, just like Dad

In order to defend against adversary exploits, prove fairness to the community, and build trust, we need access to a secure random number generator (RNG) that any user could independently audit. However, RNG solutions for smart contracts require several security considerations to prevent manipulation and ensure system integrity. For instance, RNG solutions derived from blockchain data like block hashes can be exploited by miners/validators, while off-chain RNG solutions derived from off-chain APIs are opaque and don’t provide users with definitive proof about the integrity of the process.

After reviewing various solutions, we selected Chainlink VRF because it’s based on cutting-edge academic research, supported by a time-tested oracle network, and secured through the generation and on-chain verification of cryptographic proofs that prove the integrity of each random number supplied to smart contracts.

Chainlink VRF works by combining block data that is still unknown when the request is made with the oracle node’s pre-committed private key to generate both a random number and a cryptographic proof. The Wall Street Dads NFT smart contract will only accept the random number input if it has a valid cryptographic proof, and the cryptographic proof can only be generated if the VRF process is tamper-proof. This provides our users with automated and verifiable assurances directly on-chain that the minting of Wall Street Dads NFTs are provably fair and were not tampered with by the oracle, outside entities, or the Wall Street Dads team.

“The NFT space has emerged as a busy industry filled with competing projects. With so many rug-pulls and rushed projects, our team’s attention to quality and equality stands out. We are here to build lasting relationships with our community.

We have ambitious plans including companion NFTs and an ERC-20 Token ecosystem. Every step of that journey will require a fair creation and distribution methodology. Proving fairness is important because building a user base is about building trust, which is the foundation for any community. Leveraging Chainlink VRF not only solves the hard problem of getting entropy on-chain where everything is deterministic, but it also shows our commitment to product quality by integrating only the most secure components as we build.”

–Matt S. Cofounder of Wall Street Dads

About Chainlink

Chainlink is the industry standard for building, accessing, and selling oracle services needed to power hybrid smart contracts on any blockchain. Chainlink oracle networks provide smart contracts with a way to reliably connect to any external API and leverage secure off-chain computations for enabling feature-rich applications. Chainlink currently secures tens of billions of dollars across DeFi, insurance, gaming, and other major industries, and offers global enterprises and leading data providers a universal gateway to all blockchains.

Learn more about Chainlink by visiting chain.link or read the documentation at docs.chain.link. To discuss an integration, reach out to an expert.

About Wall Street Dads NFT

A generative art collection and NFT-enabled DAO for those who dream big so they can build the life their family deserves. It’s a community of people who care about each other and build wealth together in a transparent and fair way. Check out wallstfam.com for more info on the project, and join our Discord and Twitter communities for the latest.

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Beyond Rarity
The BRR

Creating a new level of control over NFT Rarity, Ranking, and Valuation for both creators and collectors. Learn more at https://beyondrarity.com