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This property is also true for more general class of polynomials $g(x)=x^{(q+1)l+(p-1)q+1}+x^{(q+1)l+pq}-x^{(q+1)l+q+(p-1)}$, where "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1707.00549","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-07-03T13:51:39Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"124e392b058ad5fdef58b14bb77a5661be14e1582367d7576dac7a350beddc18","abstract_canon_sha256":"91738b0e76ceb3db14743919fcc3ff3d91cfd0950acb6950df8dcf48b1c72710"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:49.290607Z","signature_b64":"duAAHu0OI9saeFbtwqHXS12n+lJZkvw2ZUasLVq+4YfXomdwlyVslFTD228D/eGyniWSvjYGA4eYf5LlsDHRBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2d4739d50559a6125278fe191f1e31db51776b0167e12e60c3e5781c8062c9be","last_reissued_at":"2026-05-18T00:33:49.289991Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:49.289991Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A new class of permutation trinomials constructed from Niho exponents","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Tao Bai, Yongbo Xia","submitted_at":"2017-07-03T13:51:39Z","abstract_excerpt":"Permutation polynomials over finite fields are an interesting subject due to their important applications in the areas of mathematics and engineering. 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