{"source":"https://api.gridrock.ai/mcp","tool":"attest","scope":"mh36","archetype":"attest","cell":{"admin_code":490,"cluster_id":4900004494},"envelope":{"ok":false,"tool":"attest","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":null,"coverage":null,"error":{"code":"warrant_sha_mismatch","message":"shard sha256 mismatch for admin=490: manifest=f3cf5bee518221b5… computed=593bf8b6abc1505f…"}}}