Backfill manifest for add_baseline_75K

add_baseline_75K/train_config.json

@@ -15,5 +15,14 @@
   "output_dir": "ckpt/sweep_20260406_1652/add_baseline_75000",
   "device": "cuda",
   "push_to_hub": true,
-  "no_wandb": false
+  "no_wandb": false,
+  "n_params": 167871744,
+  "run_name": "add_baseline_75K",
+  "git_commit": "pre-manifest",
+  "timestamp": "2026-04-06",
+  "tokenizer": "Qwen/Qwen3-0.6B",
+  "dataset_repo": "thoughtworks/arithmetic-sorl-data",
+  "dataset_config": "add_6digit",
+  "model_repo": "thoughtworks/arithmetic-sorl",
+  "trainer_version": "v6"
 }