InvestRight

Social crypto predictions with frames, staking, attestations, and reputation

Project Overview

InvestRight lets users publish crypto price predictions, stake, and receive peer attestations. It integrates Farcaster Frames for social distribution, EAS attestations for credibility, World ID for sybil resistance, and Pyth price feeds for on‑chain validation.

Key Features

Create and share predictions via Farcaster Frames
Stake and earn based on prediction outcomes
Attestation system with positive/negative/not‑useful votes
World ID verification for sybil resistance
On‑chain price validation with Pyth

Project Details

Duration

August 2024 - October 2024

Team Size

4 members

🏢

Company

Lampros Tech

👤

Role

Full‑stack Blockchain Developer

Links

View Source Code Live Demo

Technologies Used

Frontend

Next.jsTypeScriptTailwindCSS

SmartContracts

SolidityHardhat

Identity

World ID

Social

Farcaster Framesfrog

Oracles

Pyth Price Feeds

Attestations

Ethereum Attestation Service (EAS)

Challenges

Preventing spam and sybils in social prediction flows
Designing fair, transparent reward/penalty mechanics
Efficiently validating outcomes with price oracles

Solutions

World ID gating for unique users
EAS‑backed attestations and reputation scoring
Oracle‑driven settlement using Pyth

Impact & Results

~65%

Prediction Accuracy

Average accuracy for settled predictions in pilot cohort

<90s

Time to First Prediction

From connect + verify (World ID) to first on‑chain stake

Worldcoin Winner

Pool Prize

Worldcoin prize at ETHGlobal Online 2024

Key Achievements

Integrated contract and EAS for credibility & reputation
Smart contract development for staking and outcome settlement
Designed staking and outcome settlement with oracle validation

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