The UP Polytechnic (JEECUP) answer key might not be visible today because it may not have been released yet, or the official website could be experiencing high traffic or maintenance issues. To check the answer key, visit the official website at jeecup.admissions.nic.in (https://jeecup.admissions.nic.in/) . You may need to log in using your application number and password. Once the answer key is available, you can download it and match your responses to estimate your score.