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Mike Hearn

Early Bitcoin developer who built bitcoinj and became a central, controversial voice in the first major block-size split.

Early Bitcoin developer who built bitcoinj and became a central, controversial voice in the first major block-size split.

Early Bitcoin developer who built bitcoinj and became a central, controversial voice in the first major block-size split. The linked coordinates show the person's projects, ideas, disputes and historical effects.

Inclusion documents influence, not endorsement. Separate verifiable work and public record from reputation, marketing and speculation.

For the clearest picture, read this entry together with Bitcoin Core, Blocksize War, Hard fork.

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Influence is not endorsement

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Claims are linked to source data

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Related entries show projects and disputes

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People do not control Bitcoin consensus

DOC · 001Mike Hearn — GitHubPrimary
Reviewed 1 August 2026Source-first · No investment advice