DApp

Fractional NFT for Property Ownership: Transferring the Asset

Fractional NFT for Property Ownership: Transferring the Asset

Recap & Introduction In the first article of this series Fractional NFT for Property Ownership: Minting the Token, we demonstrated how an NFT representing ownership of a property may be fractionalized for multiple co-owners and represented using ERC-20 tokens. This article focuses on how co-owners of a fractionalized property may make a claim of their share of

Fractional NFT for Property Ownership: Minting the Token

Fractional NFT for Property Ownership: Minting the Token

What’s a Fractional NFT? A Non-Fungible Token (NFT) is a proof of ownership. To prove that you own an ape from the Bored Ape Yacht Club, you would simply whip out your MetaMask wallet and show that it’s right there in your wallet. But that is if you are the sole owner of the asset.  The

NFT-Based Luxury Watch Certificate: Explaining the IPFS JSON Web Service

NFT-Based Luxury Watch Certificate: Explaining the IPFS JSON Web Service

A Decentralized App for Minting, Viewing and Transferring Ownership of NFT-based Certificates of Authenticity for Luxury Watches.  This is the 3rd and final part of the series of articles to demonstrate how Non-Fungible Tokens (NFTs) may replace paper-based Certificate of Authenticity for luxury goods such as watches. Refer to Part 1 to learn the business logic and Part 2

The Freelancer's Smart Contract: Solidity Codes Explained

The Freelancer’s Smart Contract: Solidity Codes Explained

The Freelancer’s Smart Contract This is the 3rd part of a 4-part series that document my process of building a Decentralized Application (DApp) for freelancers to receive multiple partial payments for a project that he undertakes with a client. For a step-by-step guide on the business logic of this process, refer to part 1 of this series.

NFT Escrow Service: Business Logic

NFT Escrow Service: Business Logic

Trading NFTs and Ensuring Its Delivery How do you ensure that the Non-Fungible Token (NFT) that you just bought will definitely be delivered? Let’s take this question further. Imagine that you are purchasing a used luxury watch that comes with an ERC-721 based NFT certificate (like the one that I discussed in the article NFT-based Luxury Watch Certificate). How

NFT-Based Luxury Watch Certificate: Decentralized App Demo

NFT-Based Luxury Watch Certificate: Decentralized App Demo

A Decentralized App for Minting, Viewing and Transferring NFT-based Certificate of Authenticity for Luxury Watches This is the 2nd part of my series of articles to demonstrate how Non-Fungible Tokens (NFTs) may replace paper-based Certificate of Authenticity for luxury goods such as watches. Refer to Part 1 to learn the business logic behind how this may work. I name my

The Freelancer's Smart Contract: DApp Demo

The Freelancer’s Smart Contract: DApp Demo

The Freelancer’s Decentralized Application This is the 2nd part of a 4-part series that document my process of building a Decentralized Application (DApp) for freelancers to receive multiple partial payments for a project that he undertakes with a client. For a step-by-step guide on the business logic of this process, refer to part 1 of this

Ropsten Ethereum Faucet: Web App

Ropsten Ethereum Faucet: Web App

Motivation This series of tutorial documents my process of building an Ethereum faucet on the Ropsten Testnet. This is the 4th article of the series and it explains the codes behind the Faucet Web App. The Faucet Web App allows requesters to provide their Wallet address to let the faucet dish out free ETH to them. Ropsten Ethereum

Ropsten Ethereum Faucet: JSON Web Service

Ropsten Ethereum Faucet: JSON Web Service

Motivation This series of tutorial documents my process of building an Ethereum faucet on the Ropsten Testnet. This is the 3rd article of the series and it explains the codes behind the JSON Web Service. The JSON Web Service performs the role of dishing out free ETH when the requester provides his Ethereum wallet address and the number of

Ropsten Ethereum Faucet: Smart Contract

Ropsten Ethereum Faucet: Smart Contract

Motivation This series of tutorial documents my process of building an Ethereum faucet on the Ropsten Testnet. This is the 2nd article of the series and it explains how the Faucet Smart Contract works. Ropsten Ethereum Faucet: How it works Ropsten Ethereum Faucet: Smart Contract Ropsten Ethereum Faucet: JSON Web Service Ropsten Ethereum Faucet: Web App