chore: publish safetensors NexaMat stack artifacts

decoder/diffusion_v1/manifest.json

@@ -1,8 +1,43 @@
 {
-  "artifact_uri": "wasabi:nexa-mat/models/nexa_mat/diffusion-generation-v1/prod/nexa_mat_diffusion_prod_fp32_b512_phase_sampler_20260512T162654Z/final_checkpoint.pt",
-  "closeout_report": "docs/projects/Nexa_Mat/results/reports/2026-05-13_diffusion_prod_225k_closeout.md",
-  "generation_mode": "distributional_sampler_best_of_n",
-  "name": "nexa_mat_diffusion_generation_v1",
-  "role": "constrained best-of-N candidate proposal and structure repair",
-  "run_root_uri": "wasabi:nexa-mat/models/nexa_mat/diffusion-generation-v1/prod/nexa_mat_diffusion_prod_fp32_b512_phase_sampler_20260512T162654Z"
+  "component": "nexa_mat_diffusion_v1",
+  "role": "constrained best-of-N diffusion proposal decoder",
+  "repo_id": "AethronPhantom/Nexa_Mat2",
+  "path": "decoder/diffusion_v1/final_checkpoint.safetensors",
+  "artifact_uri": "hf://AethronPhantom/Nexa_Mat2/decoder/diffusion_v1/final_checkpoint.safetensors",
+  "source_checkpoint_uri": "wasabi:nexa-mat/models/nexa_mat/diffusion-generation-v1/prod/nexa_mat_diffusion_prod_fp32_b512_phase_sampler_20260512T162654Z/final_checkpoint.pt",
+  "published_at": "2026-05-20T01:11:29Z",
+  "format": "safetensors_model_state_only",
+  "stats": {
+    "bytes": 16263948,
+    "sha256": "d55b837f9600e82846e396f1a9384d52e99a17c43ac5a7d53bd14bb24d3e7395"
+  },
+  "architecture": {
+    "training_mode": "template-conditioned diffusion repair",
+    "precision": "fp32",
+    "frozen_encoder_parameters": 2813714,
+    "trainable_diffusion_parameters": 1248145,
+    "full_parameters": 4061859,
+    "uses_encoder_features": true,
+    "branches": [
+      "atom_reconstruction",
+      "fractional_coordinate_repair",
+      "pair_distance_repair",
+      "lattice_residual_repair",
+      "conservative_update_gates"
+    ]
+  },
+  "training": {
+    "phase": "diffusion_generation_v1_prod",
+    "steps": 225000,
+    "operating_mode": "sampler_aware_best_of_n_with_filtering",
+    "science_status": "usable_as_constrained_generator_not_one_shot_oracle"
+  },
+  "final_eval": {
+    "atom_accuracy": 0.99988,
+    "coord_improvement_fraction": 0.70544,
+    "pair_distance_improvement_fraction": 0.7122,
+    "lattice_improvement_fraction": 0.55273,
+    "sampler_valid_geometry_rate": 0.66406,
+    "valid_geometry_rate": 0.75
+  }
 }