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Bitcoin SVBSV

From the Bitcoin Takeover Wiki · ✓ 5 sources · 3 podcast anchors · built 2026-11-13

The nChain-backed split from Bitcoin Cash in the November 2018 “hash war”.

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Kurt Wuckert Jr. gave the BSV side of the story on the show for more than three and a half hours, including his account of why the split happened.[2][3]

Split

Bitcoin SV split from Bitcoin Cash on 15 November 2018, the day of a scheduled BCH upgrade. The last common block was 556,766; the first BSV-only block, 556,767, was 13.6 MB[1]. Exchanges kept the BCH ticker on the Bitcoin ABC chain and listed the nChain chain as BSV[1].

The hash war

The nChain camp rejected the November 2018 upgrade (CTOR and OP_CHECKDATASIG), and instead proposed raising the default block size from 32 MB to 128 MB and restoring more disabled opcodes. Calvin Ayre's CoinGeek pool backed it, and the threats to mine empty blocks on the other chain gave the episode the name "hash war"[1]. Kurt Wuckert Jr. discussed the split and his view of Amaury Séchet's role on Bitcoin Takeover S17 E39[2][3].

Craig Wright

On 14 March 2024, in COPA v Wright, the UK High Court ruled that Craig Wright is not Satoshi Nakamoto, did not write the white paper and did not write the original code[1][4].

Heard on Bitcoin Takeover

Discussing the lost Mt. Gox coins on S17 E10 (March 2026), Mark Karpelès said that “the founder behind BSV is also claiming those Bitcoin as his own.”[5]

References

  1. btkBitcoin SV: Big Blocks All the Way (BTCTKVR: Forks!) [archived]
  2. episodeS17 E39: Kurt Wuckert Jr. — on the BCH/BSV split▶ listen at 1:04:50timestamp transcript-derived, pending a listen [archived]
  3. episodeS17 E39: Kurt Wuckert Jr. — Avalanche pre-consensus and the fight with Amaury▶ listen at 1:05:56timestamp transcript-derived, pending a listen [archived]
  4. primaryCOPA v Wright, [2024] EWHC 1198 (Ch), judgment of Mellor J, 20 May 2024 [archived]
  5. episodeS17 E10: Mark Karpelès on BSV and the Mt. Gox coins▶ listen at 1:55:54timestamp transcript-derived, pending a listen [archived]

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