E4B regime map (ckpt-salvaged, 150 prompts): no clear workspace signature — sensor L11-22, motor from L23, persistence bump absent; candidate band inside KV-shared zone

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

scripts/parse_e4b_regimes.py

@@ -0,0 +1,28 @@
+"""Reconstruct regimes_e4b.pt from the exp4_e4b.log table (the scan's
+torch.save crashed on a relative path; the printed table is complete).
+Provenance note stored in the tensor dict: jbar from 150/256 prompts."""
+import re
+
+import torch
+
+sensor, motor, persist, content = [], [], [], []
+pat = re.compile(
+    r"^L\s*(\d+) \| ([\d.]+)\s*#* *\| ([\d.]+)\s*#* *\| ([\d.]+) \| ([\d.]+)")
+for line in open("results/exp4_e4b.log"):
+    m = pat.match(line.strip())
+    if m:
+        _, s, mo, p, c = m.groups()
+        sensor.append(float(s))
+        motor.append(float(mo))
+        persist.append(float(p))
+        content.append(float(c))
+assert len(sensor) == 42, len(sensor)
+torch.save({"sensor": torch.tensor(sensor), "motor": torch.tensor(motor),
+            "persist": torch.tensor(persist),
+            "content": torch.tensor(content),
+            "note": "reconstructed from exp4_e4b.log; jbar 150/256 prompts"},
+           "results/regimes_e4b.pt")
+print("saved 42 layers")
+print("sensor peak: L%d = %.2f" % (sensor.index(max(sensor)), max(sensor)))
+print("motor >=0.1 from: L%d" % next(
+    i for i, v in enumerate(motor) if v >= 0.1))