Data & Copyright Protection Agreement

Last Updated: March 7, 2026

All original content on this site (including but not limited to articles, research findings, images, code, and designs) is protected by copyright law. All rights are reserved by Perihelion and its authors.

2. Content License

2.1 Personal and Non-Commercial Use

You may use content from this site under the following conditions:

  • Credit the original author and source, and provide a link to the original content;
  • Do not distort or alter the content;
  • Use only for personal study, research, or non-commercial purposes.

2.2 Commercial Use

If you wish to use content from this site for commercial purposes, please obtain written authorization in advance. Unauthorized commercial use will be considered copyright infringement.

3. Data Protection

3.1 Data Collection Principles

We follow the principle of data minimization, collecting only the data necessary to provide website functionality.

3.2 Data Storage

  • All data is stored with encryption;
  • Data retention periods do not exceed the time necessary to fulfill their purpose;
  • We regularly review and clean up data that is no longer needed.

3.3 Your Rights

You have the right to:

  • Know what data we have collected about you;
  • Request correction of inaccurate data;
  • Request deletion of your personal data;
  • Object to or restrict data processing.

4. Third-Party Content

This site may reference or embed third-party content. The copyright of such content belongs to its original owners, and we are not responsible for the accuracy of their content.

5. Infringement Complaints

If you believe any content on this site infringes your copyright or other intellectual property rights, please contact us through the contact information on the About page, providing the following:

  • A description of the copyrighted work;
  • The location of the allegedly infringing content on this site;
  • Your contact information and proof of identity.

6. Disclaimer

The content on this site is for reference and academic exchange purposes only. While we strive to ensure the accuracy of information, we make no guarantees regarding the completeness, timeliness, or applicability of the content.

7. Policy Updates

We reserve the right to modify this agreement at any time. The modified agreement will be posted on this page. Continued use of the site constitutes acceptance of the modified terms.

Last Updated: 2026-03-07