diff --git a/wizard-work/sol/build_lanes.py b/wizard-work/sol/build_lanes.py
new file mode 100644
index 0000000..02cc66d
--- /dev/null
+++ b/wizard-work/sol/build_lanes.py
@@ -0,0 +1,74 @@
+import json, os, glob, datetime
+
+BASE = "/root/.hermes/wizard-outputs"
+LANES = ["forge", "ledger", "null", "quill", "sphinx", "sol", "spark"]
+OUT = "/root/.hermes/wizard-outputs/sol"
+
+def classify(age_h):
+    if age_h <= 24.0:
+        return "ACTIVE"
+    if age_h <= 168.0:
+        return "WATCH"
+    return "STALE"
+
+now = datetime.datetime.now(datetime.timezone.utc)
+
+lanes = []
+counts = {}
+for pid in LANES:
+    pat = os.path.join(BASE, pid + "-*.txt")
+    files = glob.glob(pat)
+    if not files:
+        raise SystemExit("NO LOGS for lane: " + pid)
+    latest = max(files, key=os.path.getmtime)
+    mt = os.path.getmtime(latest)
+    mtime_utc = datetime.datetime.fromtimestamp(mt, tz=datetime.timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ")
+    age_h = (now - datetime.datetime.fromtimestamp(mt, tz=datetime.timezone.utc)).total_seconds() / 3600.0
+    status = classify(age_h)
+    lanes.append({
+        "id": pid,
+        "latest_log": os.path.basename(latest),
+        "latest_mtime_utc": mtime_utc,
+        "age_h": round(age_h, 2),
+        "status": status,
+    })
+    counts[status] = counts.get(status, 0) + 1
+
+record = {
+    "artifact": "sol-lane-status-2026-10-27.json",
+    "source": "daily ledger logs under /root/.hermes/wizard-outputs/<lane>-*.txt (latest by mtime)",
+    "measured_at_utc": now.strftime("%Y-%m-%dT%H:%M:%SZ"),
+    "status_rule": "ACTIVE = latest log within 24h; WATCH = 24h-168h; STALE = >168h",
+    "lanes": lanes,
+    "status_counts": counts,
+}
+
+with open(os.path.join(OUT, "sol-lane-status-2026-10-27.json"), "w") as f:
+    json.dump(record, f, indent=2)
+    f.write("\n")
+
+# Written result (plain-text triage verdict).
+lines = ["# Sol Daily-Lane Status - 2026-10-27 (measured)", ""]
+lines.append("Classification measured live from the on-disk mtimes of each primary lane's daily ledger logs under /root/.hermes/wizard-outputs/.")
+lines.append("Rules: ACTIVE = latest log within 24h; WATCH = 24h-168h; STALE = >168h.")
+lines.append("")
+lines.append("## Verdict")
+lines.append("")
+lines.append("- status_counts: %s" % json.dumps(counts))
+lines.append("")
+lines.append("## Per-lane table")
+lines.append("")
+lines.append("| Lane | Latest daily log | Last written (UTC) | Age (h) | Status |")
+lines.append("|-------|------------------|--------------------|---------|--------|")
+for ln in lanes:
+    lines.append("| %s | %s | %s | %.2f | %s |" % (ln["id"], ln["latest_log"], ln["latest_mtime_utc"], ln["age_h"], ln["status"]))
+lines.append("")
+
+with open(os.path.join(OUT, "sol-lane-status-2026-10-27.md"), "w") as f:
+    f.write("\n".join(lines))
+
+print("measured_at_utc:", record["measured_at_utc"])
+print("status_counts:", json.dumps(counts))
+print("lanes:")
+for ln in lanes:
+    print("  ", ln["id"], ln["latest_log"], ln["latest_mtime_utc"], "age=%.2f" % ln["age_h"], "->", ln["status"])
diff --git a/wizard-work/sol/check_lanes.py b/wizard-work/sol/check_lanes.py
new file mode 100755
index 0000000..5d28bba
--- /dev/null
+++ b/wizard-work/sol/check_lanes.py
@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+"""CHECK (Sol daily-lane triage): independent recompute of ACTIVE/WATCH/STALE from the
+raw daily ledger logs under /root/.hermes/wizard-outputs/<lane>-*.txt, compared against
+the committed artifact  sol-lane-status-2026-10-27.json.
+
+Independent recompute: derives status from raw mtimes only. The committed JSON's
+statuses/latests are then compared against this recompute. A PASS = 0 proves the
+committed artifact matches reality; any mismatch = nonzero.
+
+Exit code IS the verdict: 0 = correct, nonzero = wrong.
+"""
+import glob
+import json
+import os
+import sys
+from datetime import datetime, timezone
+
+BASE = "/root/.hermes/wizard-outputs"
+JSON_PATH = "/root/.hermes/wizard-outputs/sol/sol-lane-status-2026-10-27.json"
+LANES = ["forge", "ledger", "null", "quill", "sphinx", "sol", "spark"]
+
+
+def recompute():
+    now = datetime.now(timezone.utc)
+    out = {}
+    for pid in LANES:
+        files = glob.glob(os.path.join(BASE, pid + "-*.txt"))
+        if not files:
+            raise SystemExit("no daily logs for lane " + pid)
+        latest = max(files, key=os.path.getmtime)
+        mt = os.path.getmtime(latest)
+        mtime_utc = datetime.fromtimestamp(mt, tz=timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ")
+        age_h = (now - datetime.fromtimestamp(mt, tz=timezone.utc)).total_seconds() / 3600.0
+        if age_h <= 24.0:
+            status = "ACTIVE"
+        elif age_h <= 168.0:
+            status = "WATCH"
+        else:
+            status = "STALE"
+        out[pid] = {"latest_log": os.path.basename(latest), "latest_mtime_utc": mtime_utc,
+                    "age_h": round(age_h, 2), "status": status}
+    return out
+
+
+def main():
+    failures = []
+
+    # Load committed artifact.
+    if not os.path.exists(JSON_PATH):
+        print("FAIL: artifact missing: " + JSON_PATH)
+        sys.exit(1)
+    with open(JSON_PATH, encoding="utf-8") as fh:
+        art = json.load(fh)
+
+    rec = recompute()
+
+    # Compare lane by lane.
+    for pid in LANES:
+        r = rec[pid]
+        hit = art.get("lanes", [])
+        row = next((x for x in hit if x.get("id") == pid), None)
+        if row is None:
+            failures.append("lane " + pid + " missing from artifact lanes")
+            print("FAIL: " + pid + " missing")
+            continue
+        if row.get("latest_log") != r["latest_log"]:
+            failures.append("%s: latest_log %s != %s" % (pid, row.get("latest_log"), r["latest_log"]))
+            print("FAIL: " + pid + " latest_log")
+        if row.get("latest_mtime_utc") != r["latest_mtime_utc"]:
+            failures.append("%s: mtime %s != %s" % (pid, row.get("latest_mtime_utc"), r["latest_mtime_utc"]))
+            print("FAIL: " + pid + " mtime")
+        if row.get("status") != r["status"]:
+            failures.append("%s: status %s != %s" % (pid, row.get("status"), r["status"]))
+            print("FAIL: " + pid + " status")
+        else:
+            print("PASS: %s latest=%s age=%.2f status=%s" % (pid, r["latest_log"], r["age_h"], r["status"]))
+
+    # Compare status_counts.
+    counts = {}
+    for x in art.get("lanes", []):
+        counts[x.get("status")] = counts.get(x.get("status"), 0) + 1
+    if counts != rec_counts(rec):
+        failures.append("counts %s != recompute %s" % (counts, rec_counts(rec)))
+
+    if failures:
+        print("FAIL: triage artifact does not match independent recompute")
+        for f in failures:
+            print("  - " + f)
+        sys.exit(1)
+
+    print("PASS: 7/7 lanes match independent recompute from raw daily logs")
+    print("  status_counts=%s" % json.dumps(rec_counts(rec)))
+
+
+def rec_counts(rec):
+    c = {}
+    for v in rec.values():
+        c[v["status"]] = c.get(v["status"], 0) + 1
+    return c
+
+
+if __name__ == "__main__":
+    main()
diff --git a/wizard-work/sol/sol-lane-status-2026-10-27.json b/wizard-work/sol/sol-lane-status-2026-10-27.json
new file mode 100644
index 0000000..8cf9186
--- /dev/null
+++ b/wizard-work/sol/sol-lane-status-2026-10-27.json
@@ -0,0 +1,60 @@
+{
+  "artifact": "sol-lane-status-2026-10-27.json",
+  "source": "daily ledger logs under /root/.hermes/wizard-outputs/<lane>-*.txt (latest by mtime)",
+  "measured_at_utc": "2026-10-27T19:42:03Z",
+  "status_rule": "ACTIVE = latest log within 24h; WATCH = 24h-168h; STALE = >168h",
+  "lanes": [
+    {
+      "id": "forge",
+      "latest_log": "forge-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:56:18Z",
+      "age_h": 268.76,
+      "status": "STALE"
+    },
+    {
+      "id": "ledger",
+      "latest_log": "ledger-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:47:33Z",
+      "age_h": 268.91,
+      "status": "STALE"
+    },
+    {
+      "id": "null",
+      "latest_log": "null-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:47:52Z",
+      "age_h": 268.9,
+      "status": "STALE"
+    },
+    {
+      "id": "quill",
+      "latest_log": "quill-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:47:07Z",
+      "age_h": 268.92,
+      "status": "STALE"
+    },
+    {
+      "id": "sphinx",
+      "latest_log": "sphinx-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:50:35Z",
+      "age_h": 268.86,
+      "status": "STALE"
+    },
+    {
+      "id": "sol",
+      "latest_log": "sol-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:49:04Z",
+      "age_h": 268.88,
+      "status": "STALE"
+    },
+    {
+      "id": "spark",
+      "latest_log": "spark-2026-10-16-1446.txt",
+      "latest_mtime_utc": "2026-10-16T14:56:18Z",
+      "age_h": 268.76,
+      "status": "STALE"
+    }
+  ],
+  "status_counts": {
+    "STALE": 7
+  }
+}
diff --git a/wizard-work/sol/sol-lane-status-2026-10-27.md b/wizard-work/sol/sol-lane-status-2026-10-27.md
new file mode 100644
index 0000000..fcab0f3
--- /dev/null
+++ b/wizard-work/sol/sol-lane-status-2026-10-27.md
@@ -0,0 +1,20 @@
+# Sol Daily-Lane Status - 2026-10-27 (measured)
+
+Classification measured live from the on-disk mtimes of each primary lane's daily ledger logs under /root/.hermes/wizard-outputs/.
+Rules: ACTIVE = latest log within 24h; WATCH = 24h-168h; STALE = >168h.
+
+## Verdict
+
+- status_counts: {"STALE": 7}
+
+## Per-lane table
+
+| Lane | Latest daily log | Last written (UTC) | Age (h) | Status |
+|-------|------------------|--------------------|---------|--------|
+| forge | forge-2026-10-16-1446.txt | 2026-10-16T14:56:18Z | 268.76 | STALE |
+| ledger | ledger-2026-10-16-1446.txt | 2026-10-16T14:47:33Z | 268.91 | STALE |
+| null | null-2026-10-16-1446.txt | 2026-10-16T14:47:52Z | 268.90 | STALE |
+| quill | quill-2026-10-16-1446.txt | 2026-10-16T14:47:07Z | 268.92 | STALE |
+| sphinx | sphinx-2026-10-16-1446.txt | 2026-10-16T14:50:35Z | 268.86 | STALE |
+| sol | sol-2026-10-16-1446.txt | 2026-10-16T14:49:04Z | 268.88 | STALE |
+| spark | spark-2026-10-16-1446.txt | 2026-10-16T14:56:18Z | 268.76 | STALE |