chore: publish safetensors NexaMat stack artifacts

encoder/v1/manifest.json

@@ -1,8 +1,32 @@
 {
-  "artifact_uri": "wasabi:nexa-mat/models/nexa_mat/encoder-pretrain/full_v1/2026-05-06/nexa_mat_encoder_blackwell_full_v1_continue_to_200k_20260506T075034Z/nexa_mat_V1_final.pt",
-  "closeout_report": "docs/projects/Nexa_Mat/results/reports/2026-05-06_full_pretrain_v1_200k_closeout.md",
-  "dataset_uri": "wasabi:nexa-mat/datasets/nexa_mat_v1",
-  "frozen": true,
-  "name": "nexa_mat_V1_final",
-  "role": "frozen physics grounding and plausibility scoring"
+  "component": "nexa_mat_encoder_v1",
+  "role": "frozen physics-grounding encoder",
+  "repo_id": "AethronPhantom/Nexa_Mat2",
+  "path": "encoder/v1/nexa_mat_V1_final.safetensors",
+  "artifact_uri": "hf://AethronPhantom/Nexa_Mat2/encoder/v1/nexa_mat_V1_final.safetensors",
+  "source_checkpoint_uri": "wasabi:nexa-mat/models/nexa_mat/encoder-pretrain/full_v1/2026-05-06/nexa_mat_encoder_blackwell_full_v1_continue_to_200k_20260506T075034Z/nexa_mat_V1_final.pt",
+  "published_at": "2026-05-20T01:11:29Z",
+  "format": "safetensors_model_state_only",
+  "stats": {
+    "bytes": 11264456,
+    "sha256": "a39e1db3c86622cc36bc2610a47af0f6336578fc3b644a7068ed62190853e9a0"
+  },
+  "architecture": {
+    "family": "directional_potential",
+    "hidden_dim": 192,
+    "egnn_layers": 4,
+    "max_neighbors": 8,
+    "radial_basis": 64,
+    "cutoff_angstrom": 6.0,
+    "message_aggregation": "learned",
+    "energy_mode": "atomwise_sum",
+    "absolute_coords": false,
+    "parameters": 2813714
+  },
+  "training": {
+    "phase": "encoder_full_pretrain_v1",
+    "steps": 200000,
+    "dataset": "nexa_mat_v1 force-compatible OMat24 surface",
+    "science_status": "frozen_for_downstream_generative_experiments"
+  }
 }