BitCrumbs

Mason Liang

• A method for transferring value over the internet

• Each transaction transfers bitcoins from inputs to outputs

• Transactions stored publicly on blockchain

Tx

Tx

Bitcoins

• How to track stolen bitcoins?

• Coinbase needs to know the history of the bitcoins they process

• This can be done with data on the blockchain, but it’s hard.

Tracking Bitcoins

Text-Based Tools

• Height - number of tracked coins at an output

• Shade - fraction of coins in an output which are tracked

Tx

Tx

A Graphical Tool

• EE undergrad at Princeton

• Computational Biology Phd at Berkeley

• Go and pottery in my free time

About Me (Mason Liang)