Add immutable checkpoint backup cosmos3_nano_stage_one_lora_r256_full19_21frame_ddp_from7300_step_007320_20261105 launch_contract

cosmos3_nano_stage_one_lora_r256_full19_21frame_ddp_from7300_20261105/attempt01/update_007320/launch_contract.json

@@ -0,0 +1,24 @@
+{
+  "status": "registered_cpu_gates_passed_before_gpu_launch",
+  "owner_scope": "DDP infrastructure and efficient current-data training; owner handles additional datasets/local captions separately",
+  "frames": 21,
+  "streams": 5,
+  "backend": "native_pytorch_ddp",
+  "allocation": "72961",
+  "per_rank_batch": 8,
+  "ranks": 2,
+  "gradient_accumulation": 2,
+  "global_batch": 32,
+  "learning_rate": 5e-05,
+  "lora_rank": 256,
+  "qwen": "frozen_online",
+  "precision": "bf16_amp",
+  "vgg_commit": "9cb6a626a6841f60c24f84f16f5aacf389329981",
+  "input_update": 7300,
+  "input_expected_sha256": "9cbbeb3c9e01ca0f04f7ac35d1fd09b1c6f4dd1196bd764f1e75254fc88846a5",
+  "first_checkpoint": 7320,
+  "max_updates": 500000,
+  "exact_training_resume": false,
+  "source_revision": "730a093017f2889987f0046b757cd4040b8714cf",
+  "windows_sha256": "21f62cd1f5d834432c96cd287a0e86872cb38c5bcc92488a25119df824bf90fc"
+}