splitkey: Three Ways to Own a Vanity Address That the Seller Cannot Touch

Sat, 24 Oct 2026 00:00:00 +0000

Every vanity address has the same problem. It is found by brute force, so somebody knows the private key. The question is not “is the seller honest today?”. The question is “what can a copy of that key do tomorrow?”.

I made splitkey.me to answer that question in public, with one rule: every claim must be checkable on-chain, by you, without us.

Answer 1: Stellar, by rotation

A Stellar account is not the same thing as a key. It has a list of signers with weights, and thresholds. So a seller can deliver an account without delivering a key:

Solana on No.Try not. Do… or do not. There is no try.

splitkey: Three Ways to Own a Vanity Address That the Seller Cannot Touch

Answer 1: Stellar, by rotation