Beautiful Black Hole Effect

Proveyourskills.Onchain.

The First On-Chain Assessment Platform

AI-generated case studies, independently evaluated by an on-chain Technical Lead. Pass with 80+ and earn a permanent Soulbound Certificate.

Choose your track

#1

SQL for Data Analytics

E-commerce transactional analytics, aggregation queries, window functions, CTEs, and performance optimization.

SQLAnalyticsData
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#2

Python for Data Manipulation

Financial data cleansing with Pandas/Polars, feature engineering, outlier handling, and vectorized operations.

PythonPandasData Science
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#3

Solidity & Smart Contracts

DeFi and tokenized state management, reentrancy prevention, access control, gas optimization, and storage patterns.

SolidityWeb3EVM
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Dynamic case studies

GPT Model invents a fresh business scenario with three progressive problems per session.

Independent evaluation

An AI Technical Lead scores logic, efficiency, edge cases, and syntax out of 100.

Soulbound proof

Pass with 80 or higher and the result becomes a permanent on-chain credential.

Three problems per session · Scored 0-100 · Passing grade 80