Add d=512 support sparsity: 20 JSONs + summary CSV

BP: s(1e-6)=92.7%, norm=2.70e-04, r_inf=0.159, PR=0.300
DFA: s(1e-6)=0.1%, norm=5.31e-08
SB: s(1e-6)=20.3%, norm=2.33e-06
CB: s(1e-6)=1.2%, norm=9.88e-08

Same pattern as d=256, confirming width-independence of the sparsity gap.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

1 files changed, 92 insertions, 0 deletions

diff --git a/results/confirmatory/d512_sparsity/state_bridge_s1024.json b/results/confirmatory/d512_sparsity/state_bridge_s1024.json
new file mode 100644
index 0000000..a8c14b7
--- /dev/null
+++ b/results/confirmatory/d512_sparsity/state_bridge_s1024.json
@@ -0,0 +1,92 @@
+{
+  "method": "state_bridge",
+  "seed": 1024,
+  "d": 512,
+  "acc": 0.2421875,
+  "per_layer": [
+    {
+      "layer": 0,
+      "mean_norm": 1.0430366273794789e-05,
+      "median_norm": 6.125264462752966e-06,
+      "support": {
+        "1e-08": 1.0,
+        "1e-07": 1.0,
+        "1e-06": 0.9140625,
+        "1e-05": 0.30859375,
+        "0.0001": 0.00390625
+      },
+      "r_inf_mean": 0.13667818903923035,
+      "pr_mean": 0.32797250151634216,
+      "hoyer_mean": 0.6188973188400269,
+      "topk_energy": {
+        "1": 0.07822582125663757,
+        "5": 0.2783496379852295,
+        "10": 0.4533815383911133,
+        "25": 0.745465874671936
+      }
+    },
+    {
+      "layer": 1,
+      "mean_norm": 3.604625209430168e-10,
+      "median_norm": 3.2017036244447183e-10,
+      "support": {
+        "1e-08": 0.0,
+        "1e-07": 0.0,
+        "1e-06": 0.0,
+        "1e-05": 0.0,
+        "0.0001": 0.0
+      },
+      "r_inf_mean": 0.27504268288612366,
+      "pr_mean": 0.12102733552455902,
+      "hoyer_mean": 0.4559240937232971,
+      "topk_energy": {
+        "1": 0.24436935782432556,
+        "5": 0.49805915355682373,
+        "10": 0.6491443514823914,
+        "25": 0.8552221059799194
+      }
+    },
+    {
+      "layer": 2,
+      "mean_norm": 3.275701376814766e-10,
+      "median_norm": 2.794170173014976e-10,
+      "support": {
+        "1e-08": 0.0,
+        "1e-07": 0.0,
+        "1e-06": 0.0,
+        "1e-05": 0.0,
+        "0.0001": 0.0
+      },
+      "r_inf_mean": 0.29680678248405457,
+      "pr_mean": 0.09029842913150787,
+      "hoyer_mean": 0.40965062379837036,
+      "topk_energy": {
+        "1": 0.27448347210884094,
+        "5": 0.5408815145492554,
+        "10": 0.6929320096969604,
+        "25": 0.8870866298675537
+      }
+    },
+    {
+      "layer": 3,
+      "mean_norm": 3.33910177285901e-10,
+      "median_norm": 2.838898005563806e-10,
+      "support": {
+        "1e-08": 0.0,
+        "1e-07": 0.0,
+        "1e-06": 0.0,
+        "1e-05": 0.0,
+        "0.0001": 0.0
+      },
+      "r_inf_mean": 0.2944881319999695,
+      "pr_mean": 0.09158611297607422,
+      "hoyer_mean": 0.41550302505493164,
+      "topk_energy": {
+        "1": 0.2707551419734955,
+        "5": 0.5365439653396606,
+        "10": 0.6896252036094666,
+        "25": 0.8842648863792419
+      }
+    }
+  ]
+}
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