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/bp_s1024.json b/results/confirmatory/d512_sparsity/bp_s1024.json
new file mode 100644
index 0000000..ee1871e
--- /dev/null
+++ b/results/confirmatory/d512_sparsity/bp_s1024.json
@@ -0,0 +1,92 @@
+{
+  "method": "bp",
+  "seed": 1024,
+  "d": 512,
+  "acc": 0.578125,
+  "per_layer": [
+    {
+      "layer": 0,
+      "mean_norm": 0.00029469773289747536,
+      "median_norm": 0.0002145113976439461,
+      "support": {
+        "1e-08": 0.9921875,
+        "1e-07": 0.96875,
+        "1e-06": 0.921875,
+        "1e-05": 0.81640625,
+        "0.0001": 0.62890625
+      },
+      "r_inf_mean": 0.16110634803771973,
+      "pr_mean": 0.29326558113098145,
+      "hoyer_mean": 0.6120355129241943,
+      "topk_energy": {
+        "1": 0.0962613970041275,
+        "5": 0.30378636717796326,
+        "10": 0.4707030653953552,
+        "25": 0.7472570538520813
+      }
+    },
+    {
+      "layer": 1,
+      "mean_norm": 0.0002860954846255481,
+      "median_norm": 0.0002120076969731599,
+      "support": {
+        "1e-08": 0.9921875,
+        "1e-07": 0.96875,
+        "1e-06": 0.921875,
+        "1e-05": 0.8203125,
+        "0.0001": 0.625
+      },
+      "r_inf_mean": 0.15779784321784973,
+      "pr_mean": 0.3006213903427124,
+      "hoyer_mean": 0.6174615025520325,
+      "topk_energy": {
+        "1": 0.09385748207569122,
+        "5": 0.2990669012069702,
+        "10": 0.465127557516098,
+        "25": 0.7417553663253784
+      }
+    },
+    {
+      "layer": 2,
+      "mean_norm": 0.0002831821911968291,
+      "median_norm": 0.0002124756429111585,
+      "support": {
+        "1e-08": 0.9921875,
+        "1e-07": 0.96875,
+        "1e-06": 0.921875,
+        "1e-05": 0.8203125,
+        "0.0001": 0.62890625
+      },
+      "r_inf_mean": 0.1553809493780136,
+      "pr_mean": 0.3048675060272217,
+      "hoyer_mean": 0.6196262836456299,
+      "topk_energy": {
+        "1": 0.092758409678936,
+        "5": 0.2961523234844208,
+        "10": 0.4614235758781433,
+        "25": 0.7395572662353516
+      }
+    },
+    {
+      "layer": 3,
+      "mean_norm": 0.00025530997663736343,
+      "median_norm": 0.00020067598961759359,
+      "support": {
+        "1e-08": 0.98828125,
+        "1e-07": 0.96875,
+        "1e-06": 0.921875,
+        "1e-05": 0.81640625,
+        "0.0001": 0.62109375
+      },
+      "r_inf_mean": 0.15356092154979706,
+      "pr_mean": 0.3123117983341217,
+      "hoyer_mean": 0.6243317723274231,
+      "topk_energy": {
+        "1": 0.09005241096019745,
+        "5": 0.2899831235408783,
+        "10": 0.45531442761421204,
+        "25": 0.7354059219360352
+      }
+    }
+  ]
+}
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