feat(upstream): snapshot a6f47abd, REST VedAstro path, and 116-technique truth layer

Advance the one-way import to git commit a6f47abd with consultation keypath golden, switch official VedAstro comparison to the REST Calculate bridge, and receive the 25 new registry entries behind research_only_blocked.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/test_upstream_git_import_a6f47abd.py

@@ -0,0 +1,37 @@
+"""Git-mode import record for upstream a6f47abd. Does not replace the 5db72537 archive pin test."""
+
+from __future__ import annotations
+
+import hashlib
+import json
+import re
+from pathlib import Path
+
+from jsonschema import Draft202012Validator, FormatChecker
+
+ROOT = Path(__file__).resolve().parents[1]
+RECORD = ROOT / "references/cross_project_contract/imports/commit-a6f47abd2c9b7c6baa911ea00c971e1ec902380c.json"
+SOURCE_MANIFEST = ROOT / "references/upstream/yinduzhanxing/source-manifest.json"
+SKILL_SNAPSHOT = ROOT / "references/upstream/yinduzhanxing/SKILL.md"
+SCHEMA = ROOT / "references/cross_project_contract/import_manifest.schema.json"
+COMMIT = "a6f47abd2c9b7c6baa911ea00c971e1ec902380c"
+
+
+def test_git_import_record_matches_mirrored_skill_and_manifest() -> None:
+    record = json.loads(RECORD.read_text(encoding="utf-8"))
+    manifest = json.loads(SOURCE_MANIFEST.read_text(encoding="utf-8"))
+    schema = json.loads(SCHEMA.read_text(encoding="utf-8"))
+    Draft202012Validator(schema, format_checker=FormatChecker()).validate(record)
+
+    assert record["source_mode"] == "git"
+    assert record["source_commit"] == COMMIT
+    assert re.fullmatch(r"[0-9a-f]{40}", record["source_commit"])
+    assert re.fullmatch(r"[0-9a-f]{64}", record["source_tree_hash"])
+    assert record["source_tree_hash"] == manifest["source_tree_sha256"]
+    assert record["source_skill_sha256"] == manifest["source_skill_sha256"]
+    snapshot_hash = hashlib.sha256(SKILL_SNAPSHOT.read_bytes()).hexdigest()
+    assert snapshot_hash == record["source_skill_sha256"] == record["mirror_files"][0]["target_sha256_after"]
+    assert record["mirror_files"][0]["status"] == "applied"
+    assert manifest["source_mode"] == "git"
+    assert manifest["source_commit"] == COMMIT
+    assert all(row["status"] == "review_required" for row in record["semantic_merge_files"])