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orangesurf
mempool
3,655 posts
user avatar
orangesurf
mempool
@OrangeSurfBTC
strategy & research @mempool
Tokyo
orange.surf
Joined November 2021
2,659
Following
3,462
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  • Pinned
    user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Jun 24
    Can BIP110 lead to a chain split? What is Mandatory Signaling? What are the fork dynamics in play? Find the answers - and simulate the outcome for any hashrate split - at bip110.orange.surf 👇
    BIP110 Fork Simulator
    From bip110.orange.surf
    11K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Mar 25, 2023
    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
    65K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Apr 30, 2025
    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
    69K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Apr 29, 2025
    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
    29K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    May 19, 2025
    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:
    UTXO Set Report
    From research.mempool.space
    50K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    May 18, 2025
    Over the past year bitcoin there have been more data storage transactions (OP_RETURN & Inscription) than other transactions.
    84K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    May 14, 2022
    Latest iteration of the @COLDCARDwallet MK4 case (with protective sleeve).
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Apr 20, 2024
    Welcome to the 5th Epoch
    47K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    May 28, 2025
    Unbelievable lack of use
    13K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Apr 2, 2025
    who could have predicted this
    7.7K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Jan 26, 2022
    A @seedsigner case with buttons for people with fat fingers.
    00:00
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Dec 7, 2023
    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
    12K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    May 19, 2025
    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
    9.1K
  • user avatar
    orangesurf
    mempool
    @OrangeSurfBTC
    Feb 4, 2025
    📰 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
    21K

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