A more secure and efficient open mining protocol that can return transaction selection to hashers.
Stratum V2 is best understood as part of a system rather than as an isolated definition. Its related coordinates show the mechanisms, incentives and historical records that give the term practical meaning.
Stratum V2 belongs to the documented history and social layer around Bitcoin. Primary records can establish what was published, built or decided; motives, influence and later interpretation should remain separate from those verifiable facts.
Understanding Stratum V2 helps distinguish a verifiable Bitcoin mechanism or historical record from slogans, products and market narratives.
For the clearest picture, read this entry together with Stratum V1, Braiins, Mining pool, Block template. The reverse links also lead from Mining pool, Braiins, Stratum V1, Share difficulty.
Linked to related atlas coordinates
Grounded in a source record
Explains function and trade-offs
Part of the open Bitcoin knowledge graph