Prototyping a Blockchain Smart Contract

Notes on building and deploying a Smart Contract in Ethereum

Photo by Mark Rabe on Unsplash

Welcome to Part 5 of the Product Manager’s Guide to the blockchain series! If you somehow landed on my publication for the first time, Welcome! I recommend you start from part 1, and then read part 2 and part 3 and part 4 before reading this post. However if you already know what you are doing, by all means feel free to read on.

I once sent a legally binding agreement as a pdf file to another party to read and approve. They promptly sent me a copy of the executed agreement, and I saved the executed agreement into a secure folder.

6 months later, we had some disagreement around a business issue and I pulled up the agreement to discuss resolution, only to find that an important clause in that agreement was forged. Before sending me the signed agreement, the other party modified a sentence in agreement that changed the meaning of a key clause entirely.

Of course, I was careless for not ensuring that the executed agreement was EXACTLY the…