BitCrumbs

Mason Liang

Bitcoins• A decentralized method for transferring value over the internet.

• Blockchain is a public ledger of pseudonymous transactions

• Each transaction consists of a set of inputs and outputs

Tracking Bitcoins

• Coinbase wants to check the history of bitcoins it receives.

• How can I see where bitcoins from an address have gone?

• Doing this manually is error-prone and tedious.

Text-Based Representation

Graphical Representation

• Height - number of tracked bitcoins at an output.

• Color - fraction of bitcoins in an output which are from the tracked address.

Grouping Transactions

• Number of inputs

• Number of outputs

• Transaction times

• Mining fees simplifies to

About me (Mason Liang)

• EE undergrad at Princeton

• Computational Biology Phd at Berkeley

• Go and pottery in my free time