{"source":"https://api.gridrock.ai/mcp","tool":"attest","scope":"mh36","archetype":"attest","cell":{"admin_code":466,"cluster_id":4660001136},"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=466: manifest=a8c8cfc81e191427… computed=f352028fca9a429a…"}}}