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#!/usr/bin/env python3
"""Audit and select the D4-gated temporal-difference oral-B R1 screen."""
import argparse
import glob
import hashlib
import json
import math
import os
ETAS = (0.03, 0.1)
TASK_SEEDS = (0, 1, 2)
ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
PROTOCOL_PATH = os.path.join(ROOT, "ORAL_B_RECOVERY.md")
def require(condition, message):
if not condition:
raise ValueError(message)
def sha256(path):
digest = hashlib.sha256()
with open(path, "rb") as handle:
for chunk in iter(lambda: handle.read(1024 * 1024), b""):
digest.update(chunk)
return digest.hexdigest()
def finite_tree(value):
if isinstance(value, dict):
return all(finite_tree(item) for item in value.values())
if isinstance(value, (list, tuple)):
return all(finite_tree(item) for item in value)
if isinstance(value, (int, float)):
return math.isfinite(value)
return True
def validate(row, path, d4_gate, d4_gate_sha256, protocol_sha256):
require(row.get("schema_version") == 1, f"{path}: schema")
protocol = row.get("protocol", {})
require(protocol.get("name") == "oral_b_td_development_v1",
f"{path}: protocol")
require(protocol.get("selection_split") == "development",
f"{path}: split")
require(protocol.get("confirmation_seeds_touched") is False,
f"{path}: confirmation leakage")
args = row.get("args", {})
require(args.get("task_seed") in TASK_SEEDS, f"{path}: task seed")
require(args.get("model_seed") == 0, f"{path}: model seed")
require(float(args.get("eta")) in ETAS, f"{path}: eta")
require(protocol.get("evaluation_task_seed") == args["task_seed"] + 200_000,
f"{path}: evaluation seed")
require(protocol.get("d4_gate_source") == d4_gate,
f"{path}: D4 gate source")
require(protocol.get("d4_gate_sha256") == d4_gate_sha256,
f"{path}: D4 gate digest")
require(args.get("d4_gate") == d4_gate, f"{path}: D4 gate path")
config = row.get("config", {})
expected = {
"n_plus": 5, "n_minus": 5, "n_background": 30,
"context_dim": 16, "steps_per_episode": 28,
"episodes_per_day": 64, "days": 14, "target": 0.8,
"inertia": 0.65, "process_noise": 0.12, "context_ar": 0.8,
"coupling_scale": 1.0, "predictor_eta": 0.2,
"vectorizer_eta": 0.03, "forward_eta": args["eta"],
"perturb_sigma": 0.03, "perturb_every": 4,
"kappa": 0.0, "feedback": "performance_velocity",
}
for key, value in expected.items():
require(config.get(key) == value, f"{path}: config {key}")
source = row.get("provenance", {})
require(source.get("git_tracked_dirty") is False, f"{path}: dirty")
require(source.get("runner_and_protocol_tracked") is True,
f"{path}: untracked")
require(source.get("d4_gate_tracked") is True,
f"{path}: untracked D4 gate")
require(source.get("d4_gate_sha256") == d4_gate_sha256,
f"{path}: provenance D4 gate digest")
require(source.get("protocol_sha256") == protocol_sha256,
f"{path}: protocol digest")
require(len(source.get("git_commit", "")) == 40, f"{path}: commit")
require(row.get("finite") is True and finite_tree(row), f"{path}: finite")
for name in ("intact", "fixed_vectorizer", "plasticity_lesion",
"oracle_role"):
warmup = row["warmup"][name]
require(warmup["batches"] == 100 and warmup["examples"] == 6400,
f"{path}: warmup count {name}")
require(warmup["instruction_present"] is False,
f"{path}: warmup instruction {name}")
require(warmup["role_cursor_scalar_observations"] == 12800,
f"{path}: role observations {name}")
require(warmup["predictor_max_abs_error"] <= 1e-5,
f"{path}: predictor warmup {name}")
condition = row["conditions"][name]
require(len(condition["daily_success"]) == 14,
f"{path}: trajectory {name}")
def seed_checks(row):
intact = row["conditions"]["intact"]
fixed = row["conditions"]["fixed_vectorizer"]
lesion = row["conditions"]["plasticity_lesion"]
oracle = row["conditions"]["oracle_role"]
signatures = row["signatures"]
return {
"learning_gain_at_least_0p10": intact["learning_gain"] >= 0.10,
"final_success_at_least_0p70": intact["final_success"] >= 0.70,
"fixed_vectorizer_gap_at_least_0p20": (
intact["final_success"] - fixed["final_success"] >= 0.20),
"within_0p10_of_oracle_role": (
oracle["final_success"] - intact["final_success"] <= 0.10),
"sign_inversion_at_least_0p01": (
signatures["causal_role_sign_inversion_index"] >= 0.01),
"velocity_advantage_at_least_0p05": (
signatures["velocity_minus_error_abs_cv_corr"] >= 0.05),
"residual_soma_corr_at_most_0p10": (
signatures["mean_abs_residual_soma_corr"] <= 0.10),
"raw_minus_residual_corr_at_least_0p20": (
signatures["raw_minus_residual_abs_soma_corr"] >= 0.20),
"plasticity_lesion_removes_half_gain": (
lesion["learning_gain"] <= 0.5 * intact["learning_gain"]),
"learned_role_cosine_at_least_0p80": (
intact["role_cosine_after_training"] >= 0.80),
}
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--results", default="results/bci_td_dev")
parser.add_argument(
"--d4_gate", default="results/kp_dynamic_projection_confirmation_gate.json")
parser.add_argument("--out", default="results/bci_td_dev_gate.json")
args = parser.parse_args()
with open(args.d4_gate) as handle:
d4 = json.load(handle)
require(d4.get("protocol") ==
"kp_dynamic_neutral_projection_confirmation_v1", "D4 protocol")
require(d4.get("status") == "passed", "D4 did not pass")
require(d4.get("review_score_after") == 7, "D4 score rule")
d4_gate_sha256 = sha256(args.d4_gate)
protocol_sha256 = sha256(PROTOCOL_PATH)
paths = sorted(glob.glob(os.path.join(args.results, "bci_td_v1_*.json")))
require(len(paths) == 6, f"expected six R1 records, found {len(paths)}")
records = {}
commits = set()
for path in paths:
with open(path) as handle:
row = json.load(handle)
validate(row, path, args.d4_gate, d4_gate_sha256, protocol_sha256)
key = (float(row["args"]["eta"]), row["args"]["task_seed"])
require(key not in records, f"duplicate R1 cell {key}")
records[key] = row
commits.add(row["provenance"]["git_commit"])
require(set(records) == {(eta, seed) for eta in ETAS for seed in TASK_SEEDS},
"R1 grid drift")
require(len(commits) == 1, "R1 source revision drift")
candidates = []
for eta in ETAS:
rows = [records[(eta, seed)] for seed in TASK_SEEDS]
checks = [seed_checks(row) for row in rows]
candidates.append({
"eta": eta,
"eligible": all(all(values.values()) for values in checks),
"seed_checks": checks,
"task_seeds": list(TASK_SEEDS),
"final_success": [row["conditions"]["intact"]["final_success"]
for row in rows],
"learning_gain": [row["conditions"]["intact"]["learning_gain"]
for row in rows],
"sign_inversion": [row["signatures"][
"causal_role_sign_inversion_index"] for row in rows],
"velocity_advantage": [row["signatures"][
"velocity_minus_error_abs_cv_corr"] for row in rows],
"role_cosine": [row["conditions"]["intact"][
"role_cosine_after_training"] for row in rows],
"worst_final_success": min(
row["conditions"]["intact"]["final_success"] for row in rows),
})
eligible = [candidate for candidate in candidates if candidate["eligible"]]
selected = None
if eligible:
eligible.sort(key=lambda value: (-value["worst_final_success"],
value["eta"]))
selected = {
"eta": eligible[0]["eta"],
"worst_final_success": eligible[0]["worst_final_success"],
}
output = {
"protocol": "oral_b_td_development_v1",
"status": "passed" if selected else "failed_no_eligible_candidate",
"complete_grid": True,
"confirmation_seeds_touched": False,
"selected": selected,
"candidates": candidates,
"source_commit": next(iter(commits)),
"protocol_sha256": protocol_sha256,
"d4_gate_sha256": d4_gate_sha256,
"source_sha256": {path: sha256(path) for path in paths},
"oral_b_confirmation_opened": selected is not None,
"review_score_before": 7,
"review_score_after": 7,
"score_change_rule": (
"R1 is development evidence and cannot change the paper score"),
}
if os.path.exists(args.out):
with open(args.out) as handle:
existing = json.load(handle)
require(existing == output,
"existing R1 gate differs from deterministic re-audit")
print(json.dumps(output, indent=2))
return
with open(args.out, "w") as handle:
json.dump(output, handle, indent=2, sort_keys=True)
handle.write("\n")
print(json.dumps(output, indent=2))
if __name__ == "__main__":
main()
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