sync: import remaining technique evidence packets

tests/test_technique_invocation_matrix_current.py

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+import json
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+MATRIX = ROOT / "references/oracle/technique_invocation_matrix_current_2026_07_21.json"
+INDEX = ROOT / "references/oracle/evidence_packet_index_2026_07_19.json"
+
+
+def test_invocation_matrix_tracks_code_skill_api_ui_gate_oracle():
+    data = json.loads(MATRIX.read_text(encoding="utf-8"))
+    assert data["scope"] == "technique_invocation_matrix_current"
+    rows = {row["technique"]: row for row in data["rows"]}
+    for technique in ["Shadbala", "KP exact cusp", "Tajika/Varshaphala", "Birth-time rectification", "Day/month timing"]:
+        row = rows[technique]
+        assert {"code", "skill", "api", "ui", "claim_gate", "oracle_status"} <= set(row)
+    assert rows["Shadbala"]["oracle_status"] == "component_explanatory_partial"
+    assert rows["KP exact cusp"]["oracle_status"] == "calculable_displayable_public_oracle_blocked"
+    assert rows["KP exact cusp"]["evidence"] == "references/oracle/kp_observation_sync_contract_2026_07_22.json"
+    assert rows["Day/month timing"]["claim_gate"] == "exploratory_candidate_only"
+
+
+def test_invocation_matrix_is_indexed():
+    packets = {
+        row["packet_id"]: row
+        for row in json.loads(INDEX.read_text(encoding="utf-8"))["packets"]
+    }
+    packet = packets["technique_invocation_matrix_current_2026_07_21"]
+    assert packet["claim_status"] == "partial"
+    assert packet["consumer_policy"] == "research_observation_only"