| # Kaggle kernel body for P4 probe 2, the soak (2x T4, ~1.2 h). Same pinned body as the smoke, one | |
| # environment difference: MODE=soak, which runs 180 steps at the real step shape without gradient | |
| # checkpointing, through three push/verify/prune cycles, a forced cold resume and the horizon's | |
| # validation pass -- and gates on the memory of the leg that never evaluates. That gate is D-018. | |
| import hashlib, os, runpy, subprocess, sys | |
| os.chdir("/kaggle/working") | |
| sys.path.insert(0, "/kaggle/working") | |
| REV = "add04ae7a24bd9925115773a93e870fc1dd01f59" | |
| SHA = "f55bd29c94deff0a9309e41be2818c49db6720bf871cd60cd43de654810bfaf2" | |
| MODE = "soak" | |
| url = f"https://huggingface.co/Cion-lab/ounce100m-code/resolve/{REV}/kernels/p4_stop_probe.py" | |
| assert subprocess.run(["curl", "-sfL", url, "-o", "p4_stop_probe.py"]).returncode == 0, "fetch probe" | |
| got = hashlib.sha256(open("p4_stop_probe.py", "rb").read()).hexdigest() | |
| assert got == SHA, ("PROBE SHA MISMATCH", got[:16], SHA[:16]) | |
| os.environ["P4_PROBE_MODE"] = MODE | |
| print("PROBE_BOOTSTRAP_OK", REV[:12], got[:12], "mode", MODE, flush=True) | |
| runpy.run_path("p4_stop_probe.py", run_name="__main__") | |