Review #2 lambda=0 three-seed artefacts

Contents:
- raw_scores/seed42/within_cifar_id_scores.pt
- raw_scores/seed42/within_cifar_ood_scores.pt
- raw_scores/seed123/within_cifar_id_scores.pt
- raw_scores/seed123/within_cifar_ood_scores.pt
- raw_scores/seed456/within_cifar_id_scores.pt
- raw_scores/seed456/within_cifar_ood_scores.pt
- runtime_comparison.json

These files capture the symmetric three-seed lambda=0 review rerun inputs that
feed the thesis table and conclusion updates. The checkpoint files for seeds
123 and 456 are stored under models/separation_loss_ablation/.