SN21 changelog

The weekly reward mechanism concluded on 3 August 2026. The document is unchanged and is now sourced from the weekly archive, titled as the historical record it is.

The weekly epoch mechanism concluded on 3 August 2026. The document is unchanged and is now sourced from the weekly archive, titled as the historical record it is.

Re-mirrored at current main. The launch-status table now reflects a live mainnet subnet rather than pre-mainnet testnet validation, and weekly-era sections carry an explicit historical marker.