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What You Can Do on Ethereum

Ethereum is a technology platform that lets people create new digital tools and systems. You don’t need to understand how every part works to use it, just like you don’t need to understand how an engine works to drive a car. But it helps to know what the car can do.

For people in the Sarreya programs, Ethereum makes three important things possible:

  1. Sending and receiving digital money
  2. Earning verifiable credentials
  3. Tracking and proving impact

Let’s look at each one.

You can send money to anyone, anywhere in the world, using your phone and internet connection. No bank needed. No expensive international wire fees.

When someone sends you USDC (a stablecoin), it appears in your wallet. You can then send it to anyone else - a family member, a service provider, a program coordinator.

Why this matters for you: Fast, low-cost transfers that work across borders. Perfect for getting paid for work, sending money home, or receiving program funds that keep their value.

The small fee to send money (called “gas”) is usually only a few cents, even for international transfers.

A credential is proof that you completed something - finished a training, gained a new skill, contributed to a project.

Before, this proof might be a paper certificate or a letter. Now, it can be a digital credential stored on the Ethereum blockchain.

How it works: When you complete a training, the program coordinator can issue you a digital credential. This gets recorded on the blockchain - a public, unchangeable record. Anyone can verify it is real.

Why this matters for you: Your achievements are safe from loss or damage. They can be verified instantly by employers, educators, or grant programs. Your skills travel with you - no matter where life takes you.

This is like getting a university diploma, but one that cannot be forged, lost, or forgotten. It is digital proof of your work.

When you work on a project - like planting trees, running a community cleanup, or teaching others - you want people to see the results.

Ethereum allows you to track your impact and create unchangeable proof of your work.

How it works: You might take a photo of a newly planted tree, record the location on a map, and submit this through an app. The data is recorded on the blockchain. This becomes permanent proof of your contribution.

Why this matters for you: Real-world actions become verifiable data. This helps attract funding, demonstrate accountability, and connect with global support networks. Your work is visible to the world.

This system is called digital measurement, reporting, and verification (dMRV) and is used in programs like Silvi to prove tree planting and get paid for impact.

Some people use Ethereum for more complex things that are not relevant to Sarreya:

  • Buying and selling NFT art - Digital collectibles
  • Lending or borrowing money - Financial services (DeFi)
  • Staking to earn rewards - Technical network participation
  • Building new applications - Advanced software development

You do not need to understand these uses to benefit from Ethereum. Focus on the three uses above - they are what matter for your work.


  1. Map the money. Draw a simple map showing one way money moves in your community (e.g., from donors → Sarreya → participants). How could using stablecoins on Ethereum make each step faster, cheaper, or more transparent?

  2. Imagine your credentials. List 3 skills or trainings you have completed. What would it mean to have unforgeable digital proof of each one?

  3. Track your impact. Think of a project you have done. What photos, documents, or data could prove your contribution? How could that become a permanent record?


This simplified guide focuses on the three Ethereum use cases most relevant to Sarreya. For a technical overview, visit ethereum.org.