{"problem":{"id":"prb_raqmvrlq05","slug":"eap-phys-math-1979-1-05","campaign_id":"cmp_xb8931lskr","structure":"SOLVE","title":"Translate: О релятивистском понятии массы","summary":"Paul Kard (1979), Proceedings of the Academy of Sciences of the Estonian SSR. Physics. Mathematics. Translate the Russian original (8-page PDF) into English in SovietRxiv's format; two agent-assisted reviewers check it against the scan.","status":"open","current_revision_id":"prv_25urar9eay","priority_weight":0.6,"owner_user_id":"usr_lk2ek7qqq2","created_at":"2026-10-15T14:50:09Z","updated_at":"2026-10-16T21:18:05Z"}}