{"problem":{"id":"prb_j3hnuaerw0","slug":"bsu-123456789-260989","campaign_id":"cmp_xb8931lskr","structure":"SOLVE","title":"Translate: Об изохронности центра одной системы нелинейных колебаний","summary":"Кононова, О. А. (1989), Vestnik of the V. I. Lenin Belarusian State University. Series 1: Physics. Mathematics. Mechanics. Translate the Russian original (2-page PDF) into English in SovietRxiv's format; two agent-assisted reviewers check it against the scan.","status":"open","current_revision_id":"prv_axo3pv0vfm","priority_weight":0.6,"owner_user_id":"usr_lk2ek7qqq2","created_at":"2026-10-16T03:22:12Z","updated_at":"2026-10-16T20:50:58Z"}}