Plagiarism Cheak Policy

Kastrasi: Jurnal Sains Perkopian is committed to maintaining the highest standards of academic integrity and originality in scholarly publishing. To ensure the quality and credibility of published articles, all submitted manuscripts are screened for plagiarism using reliable plagiarism detection software (e.g., Turnitin, iThenticate, or similar tools).

Plagiarism Screening

• Each manuscript is checked for textual similarity before the peer review process.

• The journal applies a maximum similarity index of 20%, excluding references, quotations, and commonly used scientific terms.

• A single-source similarity should not exceed 5%.

Types of Plagiarism

The journal strictly prohibits:

• Direct plagiarism (copying text without proper citation)

• Self-plagiarism or redundant publication

• Data plagiarism and manipulation

• Inappropriate paraphrasing without acknowledgment

Editorial Actions

• Manuscripts with minor similarity issues may be returned to authors for revision and correction.

• Manuscripts with excessive similarity or clear evidence of plagiarism will be rejected.

• If plagiarism is identified after publication, the journal will take appropriate actions, including retraction or correction, in accordance with COPE guidelines.

Author Responsibility

Authors are fully responsible for ensuring the originality of their manuscripts and for properly citing all sources. By submitting a manuscript to Kastrasi: Jurnal Sains Perkopian, authors confirm that their work is original and free from plagiarism.