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_s789.json b/results/confirmatory/d512_sparsity/state_bridge_s789.json
new file mode 100644
index 0000000..5c3ccb1
--- /dev/null
+++ b/results/confirmatory/d512_sparsity/state_bridge_s789.json
@@ -0,0 +1,92 @@
+{
+  "method": "state_bridge",
+  "seed": 789,
+  "d": 512,
+  "acc": 0.27734375,
+  "per_layer": [
+    {
+      "layer": 0,
+      "mean_norm": 1.5835206795600243e-05,
+      "median_norm": 1.1591783732001204e-05,
+      "support": {
+        "1e-08": 1.0,
+        "1e-07": 1.0,
+        "1e-06": 0.94140625,
+        "1e-05": 0.5625,
+        "0.0001": 0.015625
+      },
+      "r_inf_mean": 0.14796340465545654,
+      "pr_mean": 0.29741567373275757,
+      "hoyer_mean": 0.5875954031944275,
+      "topk_energy": {
+        "1": 0.08749882131814957,
+        "5": 0.30007436871528625,
+        "10": 0.4808117151260376,
+        "25": 0.769545316696167
+      }
+    },
+    {
+      "layer": 1,
+      "mean_norm": 3.1870611705286933e-10,
+      "median_norm": 2.593985859444814e-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": 0.21037665009498596,
+      "pr_mean": 0.19406557083129883,
+      "hoyer_mean": 0.5252307653427124,
+      "topk_energy": {
+        "1": 0.16100850701332092,
+        "5": 0.4088529348373413,
+        "10": 0.5750024318695068,
+        "25": 0.8140627145767212
+      }
+    },
+    {
+      "layer": 2,
+      "mean_norm": 2.341694615992651e-10,
+      "median_norm": 2.2074508887470756e-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": 0.23058822751045227,
+      "pr_mean": 0.15183746814727783,
+      "hoyer_mean": 0.48075610399246216,
+      "topk_energy": {
+        "1": 0.18362492322921753,
+        "5": 0.45391547679901123,
+        "10": 0.6247411370277405,
+        "25": 0.8528614640235901
+      }
+    },
+    {
+      "layer": 3,
+      "mean_norm": 2.3233610868533816e-10,
+      "median_norm": 2.1961256424507525e-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": 0.23138445615768433,
+      "pr_mean": 0.15018396079540253,
+      "hoyer_mean": 0.47786426544189453,
+      "topk_energy": {
+        "1": 0.18493127822875977,
+        "5": 0.456694096326828,
+        "10": 0.6278729438781738,
+        "25": 0.854967474937439
+      }
+    }
+  ]
+}
\ No newline at end of file