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strategy & research @mempool
- It's done - Download Sat Skull 3D files for free SatSkull.com V4V donations for the digital file with a link on that page to buy a custom 3D print or metal skull. #SatSkull inspired by #SkullofSatoshi
- Bitcoin is currently being used for non financial transactions to a massive degree 49% the UTXO set is sub 1000 sat outputs 43% of transactions in the past 2 weeks had an OP_RETURN or were inscriptions Don't shoot the messenger
- The recent pull request to bitcoin core made by peter todd (pull 32359) removes the code to enforce a policy limit on the size and number of OP_RETURN outputs. Additionally, he proposes the removal of the configuration options to allow node runners to modify the maximum size of
- Surprising facts from my new report on Bitcoin's UTXO set: - 49% of UTXOs are sub 1000 sats - 30% of UTXOs are inscriptions related - 100k+ 10-year-old counterparty UTXOs store arbitrary data with fake multisig pub keys Read it in full here:
- Over the past year bitcoin there have been more data storage transactions (OP_RETURN & Inscription) than other transactions.
00:00- Bitcoin Knots OP_RETURN history Oct 2013 - allow a single 80 byte OP_RETURN Feb 2014 - limit reduced from 80 to 40 bytes Nov 2014 - limit increased from 40 to 80 bytes Oct 2015 - limit increased from 80 to 83 bytes Nov 2023 - limit reduced from 80 to 42
- By popular request, here is the last years bitcoin transaction data with rune & BRC20 split out from other OP_RETURN and Inscription transactions. Runes & BRC20 = 51% of transactions over the past 12 months
- 📰 Mempool Block Size Report This report examines Bitcoin block size evolution since the network's inception in 2009, revealing how miner behavior and Bitcoin Core defaults – not just the 1 MB consensus limit – shaped block size growth. I estimate that approximately 8% of



















