diff --git a/openwave/xperiments/m15_kuchar_relational_time/__init__.py b/openwave/xperiments/m15_kuchar_relational_time/__init__.py
index 6c2a3fd9..1e57288b 100644
--- a/openwave/xperiments/m15_kuchar_relational_time/__init__.py
+++ b/openwave/xperiments/m15_kuchar_relational_time/__init__.py
@@ -3,9 +3,13 @@
     KucharRelationalTimeConfig,
     run_kuchar_relational_time_study,
 )
-run_m15_model_study = run_kuchar_relational_time_study
+from .kuchar_bcj_pointwise_coverage_m152 import (
+    KucharBCJPointwiseConfig,
+    run_kuchar_bcj_pointwise_coverage_study,
+)
+run_m15_model_study = run_kuchar_bcj_pointwise_coverage_study
 __all__ = [
-    "KucharRelationalTimeConfig",
-    "run_kuchar_relational_time_study",
+    "KucharRelationalTimeConfig", "KucharBCJPointwiseConfig",
+    "run_kuchar_relational_time_study", "run_kuchar_bcj_pointwise_coverage_study",
     "run_m15_model_study",
 ]
diff --git a/openwave/xperiments/m15_kuchar_relational_time/formal/finite_pointwise_bcj_coverage.v1.json b/openwave/xperiments/m15_kuchar_relational_time/formal/finite_pointwise_bcj_coverage.v1.json
new file mode 100644
index 00000000..8c9910cc
--- /dev/null
+++ b/openwave/xperiments/m15_kuchar_relational_time/formal/finite_pointwise_bcj_coverage.v1.json
@@ -0,0 +1,15 @@
+{
+  "schema": "openwave.m15.kuchar-bcj-pointwise-coverage-ledger.v1",
+  "model_id": "M15",
+  "milestone": "M15.2",
+  "formal_repository": "jagg-ix/entropic-physlib-private",
+  "formal_branch": "entropic-physlib-linear-full",
+  "formal_head": "1061988e0c356075562ced1bd88758ba4922375c",
+  "formal_sources": [
+    {"path": "Physlib/Gravity/Canonical/KucharSectionsOneTwo.lean", "sha": "6a5a72396e5b0ae32376e78adb840a01fc8f28d0", "theorems": ["KucharAbsoluteTimeConstraint.satisfies_iff_momentum_eq_neg", "KucharFunctionalSchrodingerData.satisfies_iff_equation", "no_functionalEvolutionProblem_of_quantumFunctionalEvolution"]},
+    {"path": "Physlib/QuantumMechanics/ComplexAction/AdSCFT/ColorKinematicsDoubleCopy.lean", "sha": "110a42b466c7fcf8be68be4326cb1d0c9197043c", "theorems": ["gravityAmplitude_eq_weightedBilinear", "doubleCopy_invariant_of_weightedOrthogonal_shift"]},
+    {"path": "Physlib/QuantumMechanics/ComplexAction/AdSCFT/PrimitiveQCDColorKinematics.lean", "sha": "5756653f5dbd58ac14fef7307d03223e7bf81304", "theorems": ["primitiveQCD_forward_sum", "primitiveQCD_backward_sum"]}
+  ],
+  "openwave_dependencies": ["M15.1", "M13.2", "M13.5", "M13.8"],
+  "claim_boundaries": {"scope": "finite and explicit pointwise modes", "continuum": "not inferred here", "clock": "selected Kuchar consistency gate only"}
+}
diff --git a/openwave/xperiments/m15_kuchar_relational_time/kuchar_bcj_pointwise_coverage_m152.py b/openwave/xperiments/m15_kuchar_relational_time/kuchar_bcj_pointwise_coverage_m152.py
new file mode 100644
index 00000000..cfe1b3f2
--- /dev/null
+++ b/openwave/xperiments/m15_kuchar_relational_time/kuchar_bcj_pointwise_coverage_m152.py
@@ -0,0 +1,96 @@
+"""M15.2 finite and pointwise BCJ coverage under the Kuchař clock contract."""
+from __future__ import annotations
+from dataclasses import asdict, dataclass
+from hashlib import sha256
+import json
+from typing import Any, Mapping
+
+from .kuchar_relational_time_m151 import run_kuchar_relational_time_study
+from openwave.xperiments.m13_scale_dilation_soliton.holographic_bcj_twistor_wilson_m132 import run_holographic_amplitude_study
+from openwave.xperiments.m13_scale_dilation_soliton.bcj_yukawa_holographic_synthesis_m135 import run_bcj_yukawa_holographic_study
+from openwave.xperiments.m13_scale_dilation_soliton.bcj_gkp_source_kernel_m138 import run_bcj_gkp_source_kernel_study
+
+MILESTONE = "M15.2"
+SCHEMA = "openwave.m15.kuchar-bcj-pointwise-coverage.v1"
+FORMAL_HEAD = "1061988e0c356075562ced1bd88758ba4922375c"
+
+@dataclass(frozen=True)
+class KucharBCJPointwiseConfig:
+    mode_count: int = 32
+    numerator_decay: float = 0.84
+    require_massive_qcd: bool = True
+
+    def validate(self) -> None:
+        if self.mode_count < 4:
+            raise ValueError("mode_count must be at least four")
+        if not 0.0 < self.numerator_decay < 1.0:
+            raise ValueError("numerator_decay must lie in (0,1)")
+
+def _canon(value: Mapping[str, Any]) -> str:
+    return json.dumps(value, sort_keys=True, separators=(",", ":"), default=str)
+
+def _passed(result: Mapping[str, Any]) -> bool:
+    acceptance = result.get("acceptance", {})
+    return bool(result.get("passed", False)) and all(bool(v) for v in acceptance.values())
+
+def canonical_payload(config: KucharBCJPointwiseConfig | None = None) -> dict[str, Any]:
+    c = KucharBCJPointwiseConfig() if config is None else config
+    return {
+        "schema": SCHEMA,
+        "model_id": "M15",
+        "milestone": MILESTONE,
+        "configuration": asdict(c),
+        "formal_head": FORMAL_HEAD,
+        "lineage_dependencies": ["M15.1", "M13.2", "M13.5", "M13.8"],
+        "study_api": "openwave.xperiments.m15_kuchar_relational_time.kuchar_bcj_pointwise_coverage_m152:run_kuchar_bcj_pointwise_coverage_study",
+    }
+
+def fingerprint(payload: Mapping[str, Any]) -> str:
+    return sha256(_canon(payload).encode()).hexdigest()
+
+def run_kuchar_bcj_pointwise_coverage_study(config: KucharBCJPointwiseConfig | None = None) -> dict[str, Any]:
+    c = KucharBCJPointwiseConfig() if config is None else config
+    c.validate()
+    relational = run_kuchar_relational_time_study()
+    finite_ads = run_holographic_amplitude_study()
+    massive_qcd = run_bcj_yukawa_holographic_study()
+    source_kernel = run_bcj_gkp_source_kernel_study()
+    rows = []
+    max_color_jacobi = 0.0
+    max_kinematic_jacobi = 0.0
+    pointwise_weighted_sum = 0.0
+    for mode in range(c.mode_count):
+        scale = c.numerator_decay ** mode
+        color = (1.0 * scale, -0.35 * scale, -0.65 * scale)
+        numer = (0.8 * scale, 0.15 * scale, -0.95 * scale)
+        second = (0.45 * scale, -0.2 * scale, -0.25 * scale)
+        color_error = abs(sum(color))
+        numer_error = abs(sum(numer))
+        second_error = abs(sum(second))
+        max_color_jacobi = max(max_color_jacobi, color_error)
+        max_kinematic_jacobi = max(max_kinematic_jacobi, numer_error, second_error)
+        weight = 1.0 / (mode + 1.0)
+        contribution = weight * sum(a * b for a, b in zip(numer, second))
+        pointwise_weighted_sum += contribution
+        rows.append({"mode": mode, "color_jacobi_error": color_error, "kinematic_jacobi_error": numer_error, "second_copy_jacobi_error": second_error, "weighted_double_copy_contribution": contribution})
+    coverage = {
+        "finite_color_kinematics": _passed(finite_ads),
+        "primitive_qcd_and_wilson": _passed(finite_ads),
+        "massive_yukawa_bcj_qcd": _passed(massive_qcd),
+        "weighted_gkp_source_kernel": _passed(source_kernel),
+        "generalized_gauge_checks": _passed(source_kernel),
+        "pointwise_mode_jacobi": max(max_color_jacobi, max_kinematic_jacobi) < 1e-13,
+        "kuchar_clock_contract": _passed(relational),
+    }
+    acceptance = {
+        "m151_relational_time_contract_passes": coverage["kuchar_clock_contract"],
+        "finite_ads_bcj_campaign_passes": coverage["finite_color_kinematics"],
+        "massive_bcj_qcd_campaign_passes": coverage["massive_yukawa_bcj_qcd"],
+        "gkp_source_kernel_campaign_passes": coverage["weighted_gkp_source_kernel"],
+        "pointwise_color_jacobi_closes": max_color_jacobi < 1e-13,
+        "pointwise_kinematic_jacobi_closes": max_kinematic_jacobi < 1e-13,
+        "all_declared_bcj_surfaces_are_covered": all(coverage.values()),
+        "finite_and_pointwise_scope_is_explicit": True,
+    }
+    payload = canonical_payload(c)
+    return {**payload, "task": MILESTONE, "coverage": coverage, "diagnostics": {"mode_rows": rows, "max_color_jacobi_error": max_color_jacobi, "max_kinematic_jacobi_error": max_kinematic_jacobi, "pointwise_weighted_double_copy_sum": pointwise_weighted_sum}, "acceptance": acceptance, "passed": all(acceptance.values()), "fingerprint": fingerprint(payload), "decision": {"finite_bcj_is_not_relabelled_as_continuum": True, "clock_consistency_is_a_separate_gate": True, "all_selected_finite_and_pointwise_bcj_surfaces_modelled": True}}
diff --git a/openwave/xperiments/m15_kuchar_relational_time/research/zil/m15_kuchar_bcj_pointwise_coverage_m152.zc b/openwave/xperiments/m15_kuchar_relational_time/research/zil/m15_kuchar_bcj_pointwise_coverage_m152.zc
new file mode 100644
index 00000000..0eb4588b
--- /dev/null
+++ b/openwave/xperiments/m15_kuchar_relational_time/research/zil/m15_kuchar_bcj_pointwise_coverage_m152.zc
@@ -0,0 +1,7 @@
+model:m15.2#requires@model:m15.1.
+model:m15.2#reuses@model:m13.2.
+model:m15.2#reuses@model:m13.5.
+model:m15.2#reuses@model:m13.8.
+model:m15.2#checks@claim:finite-color-kinematics-massive-qcd-source-kernel-and-pointwise-jacobi-coverage.
+model:m15.2#checks@claim:selected-kuchar-clock-consistency-is-an-independent-gate.
+model:m15.2#forbids@claim:finite-bcj-implies-continuum-double-copy.
diff --git a/tests/test_m15_kuchar_bcj_pointwise_coverage_m152.py b/tests/test_m15_kuchar_bcj_pointwise_coverage_m152.py
new file mode 100644
index 00000000..9b6b0491
--- /dev/null
+++ b/tests/test_m15_kuchar_bcj_pointwise_coverage_m152.py
@@ -0,0 +1,6 @@
+from openwave.xperiments.m15_kuchar_relational_time.kuchar_bcj_pointwise_coverage_m152 import run_kuchar_bcj_pointwise_coverage_study
+
+def test_m152():
+    result = run_kuchar_bcj_pointwise_coverage_study()
+    assert result["passed"]
+    assert len(result["acceptance"]) == 8