π Lanningham
π Lanningham

I’m π, a mathematician by passion, and a software engineer by trade. I'm most well known for my role as CTO at SundaeSwap Labs, and for my passion for educating people. I run a Cardano Stake pool, known as 314pool. I've also written a few blog posts on topics that I feel I can explain well, which you'll find below.

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26 min read

On November 21st, 2025, Cardano suffered a severe degradation of service that lasted roughly 14 hours. This blog post serves as my independent record of what happened, my assessment of how serious it was, and my assessment of how the network, chain, and community responded to it.

8 min read

This justification serves as a batch justification for my votes on the 39 treasury withdrawals in 2025 administered by Intersect.

61 min read

For the last 6 months or so, Sundae Labs has been working together with Input Output and Well-Typed to study and refine the design of Ouroboros Leios, a proposed upgrade to the Cardano consensus mechanism. Leios is a protocol whose security is already well understood, but having confidence in the security of a protocol is a long way from knowing exactly how to build, deploy, and parameterize it.