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The prototype of Polar Ring Galaxies NGC 4650A contains two main structural components, a central spheroid, which is the host galaxy, and an extended polar disk. Both photometric and kinematic studies revealed that these two components co-exist on two different planes within the central regions of the galaxy. Aims. The aim of this work is to study the spectroscopic and kinematic properties of the host galaxy and the polar disk in the central regions of NGC 4650A by disentangling their contributions to the observed galaxy spectrum.\n  Methods. We applied the spectral decomposition techn"},"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":"1409.1235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-03T20:00:29Z","cross_cats_sorted":[],"title_canon_sha256":"4778ff86f0638d09c262942efb6d6d97695d88e854d1e78cea5c40ffb52b456b","abstract_canon_sha256":"dc3fb4f62ebe5370a68e6ffeed0e4338ff60dde96801d88347c81719c72b1ce3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:08.374147Z","signature_b64":"afy3eOShwv5wAOcGWndB+PC7Xmr49L0dUVzU2ucWpMA5i9tDOeowSUSN+CykpizlsyO9nlZwBgFHiXf+fTQuDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"404b7237467e73c2e2ec1a036164d3436b7c3dc28bfae02076dbe045ed25ed60","last_reissued_at":"2026-05-18T01:42:08.373516Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:08.373516Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spectral decomposition of the stellar kinematics in the polar disk galaxy NGC 4650A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"(2) INAF-Astronomical Observatory of Capodimonte, E. Iodice (2), Garching, Germany, Italy), L. Coccato (1), M. Arnaboldi (1) ((1) European Southern Observatory, Naples","submitted_at":"2014-09-03T20:00:29Z","abstract_excerpt":"Context. The prototype of Polar Ring Galaxies NGC 4650A contains two main structural components, a central spheroid, which is the host galaxy, and an extended polar disk. Both photometric and kinematic studies revealed that these two components co-exist on two different planes within the central regions of the galaxy. Aims. The aim of this work is to study the spectroscopic and kinematic properties of the host galaxy and the polar disk in the central regions of NGC 4650A by disentangling their contributions to the observed galaxy spectrum.\n  Methods. 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