feat: M4 PESQUISA ATINGIDO — CORA-Score 3.04, EBM corrigido, D8 N3

- D6 N3: 1/3->2/3 (EBM 0D 14.9°C + latitudinal com gradiente polar)
- D8 N3: 0/4->1/4 (revisao literatura com extracao de claims)
- CORA-Score: 2.99 -> 3.04 (+0.05)
- M4 Pesquisa CONCLUIDO. Proximo: M5 Fronteira (4.00, faltam 0.96)
- 5 dimensoes em N4, 5 em N3
- 9 snapshots evolutivos registrados

Author: MarceloClaro

artigo/evaluations/cora_scores.json

@@ -1,9 +1,9 @@
 {
   "ecosystem": "OpenCode",
   "benchmark_version": "1.0.0",
-  "last_evaluation": "2026-05-29 06:09:08",
-  "cora_score": 2.99,
-  "cora_v_score": 2.52,
+  "last_evaluation": "2026-05-29 18:18:38",
+  "cora_score": 3.04,
+  "cora_v_score": 2.56,
   "classification": "Pesquisa",
   "dimensions": {
     "D1": {
@@ -65,10 +65,10 @@
       ]
     },
     "D6": {
-      "score": 2.3,
-      "v_score": 1.71,
+      "score": 2.6,
+      "v_score": 1.93,
       "level": "N3",
-      "tasks_passed": 1,
+      "tasks_passed": 2,
       "total_tasks": 3,
       "verifiers_active": [
         "V5"
@@ -83,10 +83,10 @@
       "verifiers_active": []
     },
     "D8": {
-      "score": 1.9,
-      "v_score": 1.49,
-      "level": "N2",
-      "tasks_passed": 4,
+      "score": 2.23,
+      "v_score": 1.75,
+      "level": "N3",
+      "tasks_passed": 1,
       "total_tasks": 4,
       "verifiers_active": [
         "V3",