In the 1990s, governments tried to ban strong encryption.

Cypherpunks printed RSA code on t-shirts to prove a point: you can't stop math.

Three decades later, Bitcoin proves they were right: you can't stop math. You can't ban freedom.

When nostr:nprofile1qyw8wumn8ghj7mn0wd68yttjv4kxz7fwwak8vuewwdcxzcm9qythwumn8ghj7mn0wd68ytnxd46zuamf0ghxy6t6qqsqyredyxhqn0e4ln0mvh0v79rchpr0taeg4vcvt64te4kssx5pc0sk99k65 printed the original RSA code t-shirt in 1995, he showed that mathematical truth can't be banned.

Today's limited edition version carries that spirit forward.

Wear the code that challenged authority just by existing.

https://store.blockstream.com/products/rsa-t-shirt-2025-limited-edition

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Discussion

nice

Mine had machine-readable barcode, in addition to human-readabke code. I wish I still had it.

Gen X FTW 😎

hell yeah,those shirts were the original *cryptographic dad energy* move. still got a faded rsa tee buried somewhere in the closet, strikes terror into boomers to this day.

pure math, pure defiance... *you can't outlaw pi* 🔥