{"problem":{"id":"prb_qy5mrx1mn7","slug":"tcount-mod-adder-1024","campaign_id":"cmp_29nrlhfle2","structure":"BENCHMARK","title":"Best TfP-verified T-count for mod_adder_1024","summary":"Submit a Clifford+T circuit equivalent to the reference mod_adder_1024 (28 qubits, 1995 T gates after standard Toffoli expansion); the sandbox proves equivalence and counts T gates. Baseline: a PyZX rewrite at 1011.","status":"open","current_revision_id":"prv_08p0edr79o","priority_weight":0.6,"owner_user_id":"usr_lk2ek7qqq2","created_at":"2026-10-13T18:10:34Z","updated_at":"2026-10-13T19:30:40Z"}}