How can I view oeth's crypto portfolio?

You can view the full portfolio of oeth (0xd78d319c5af8392b12beb44fb16d35cf266e0aaa) on Zerion at https://app.zerion.io/0xd78d319c5af8392b12beb44fb16d35cf266e0aaa/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.