“Proof of What Happened” (a phrase from the bitcoin whitepaper) combines a range of data and digital artifacts — including BTC price charts, heartbeat graphs, standard arrow and heart icons — to create an image somewhere between online and IRL.

If you look closely at the image you’ll see that it’s comprised of snippets of historical BTC price charts.

“Proof of What Happened” was inscribed and then sold as an ordinal on the Bitcoin blockchain here.