corrections
Everything on Ground Truth tagged “corrections” — 2 items.
Amazon quietly put Mechanical Turk in maintenance mode, and the shutdown date going around is not in any AWS document News
AWS documentation states that Mechanical Turk is closed to new customers with existing customers unaffected and no new features planned, but no AWS page confirms the September 30 shutdown date circulating in coverage.
Claude raised the zeta critical-line bound to 67.2 percent, and Anthropic published the proof News
An unreleased research version of Claude raised the proven lower bound on the fraction of Riemann zeta zeros lying on the critical line from 41.6 percent to 67.2 percent, and Anthropic published the paper and a machine-checked Lean proof on August 10.