Posts tagged #Data
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Bitcoin and quantum computing: the data (July 2026)
How much of all bitcoin already has its public key in view, since when, and at what pace it keeps exposing itself: 7.02 million BTC, about 35% of the circulating supply, of which 5.08 million exposed by address reuse and 1.93 million by construction (the original P2PK and Taproot). A census of the UTXO set at block 957,301, carried out with an ordinary node and reproducible down to the fingerprint, read table by table and figure by figure: concentration per lock, the curve by epoch of revelation, the pace of reuse year by year. This text is a deep dive off the path that starts from the post on the quantum computing threat: there the reasoning and the wider considerations, here the numbers and the method to check them with.