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We divide our sample into galaxies residing in large scale voids (void galaxies) and those residing in denser regions (wall galaxies). The best fitting Schechter parameters for void galaxies are: log$\\Phi^*$= -3.40$\\pm$0.03 log(Mpc$^{-3}$), $M^*$= -19.88$\\pm$0.05, and $\\alpha$=-1.20$\\pm$0.02. For wall galaxies, the best fitting parameters are: log$\\Phi^*$=-2.86$\\pm$0.02 log(Mpc$^{-3}$), $M^*$=-20.80$\\pm$0.03, and $\\alpha$=-1.16$\\pm$0.01. We find a shift in the character"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1508.04199","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-18T02:34:05Z","cross_cats_sorted":[],"title_canon_sha256":"624bdbd11dbfa1f04860f6a2ef3cd4b6bd398ed93ef5513bc9add228381b7735","abstract_canon_sha256":"b50df01905b124eb66bd0aca4f1e24ef4b266f454c7d6385e9ba763ddab2226b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:59.191300Z","signature_b64":"dVMr4Su0V6nnuW2bfylEg9laHQiqA3d6XmXu+Ht+OhqzH2dmLy44nEBnPn4gqdLyKzbFONSTjH48cNYz39QnCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6913b0eaebfe0a63e72c3c4f4092761e64324f2bf512dee5a7ddf251e2832d90","last_reissued_at":"2026-05-18T01:32:59.190705Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:59.190705Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Optical Luminosity Function of Void Galaxies in the SDSS and ALFALFA Surveys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Crystal M. Moorman, Danny C. Pan, Fiona Hoyle, Martha P. Haynes, Michael S. Vogeley, Riccardo Giovanelli","submitted_at":"2015-08-18T02:34:05Z","abstract_excerpt":"We measure the r-band galaxy luminosity function (LF) across environments over the redshift range 0<$z$<0.107 using the SDSS. We divide our sample into galaxies residing in large scale voids (void galaxies) and those residing in denser regions (wall galaxies). The best fitting Schechter parameters for void galaxies are: log$\\Phi^*$= -3.40$\\pm$0.03 log(Mpc$^{-3}$), $M^*$= -19.88$\\pm$0.05, and $\\alpha$=-1.20$\\pm$0.02. For wall galaxies, the best fitting parameters are: log$\\Phi^*$=-2.86$\\pm$0.02 log(Mpc$^{-3}$), $M^*$=-20.80$\\pm$0.03, and $\\alpha$=-1.16$\\pm$0.01. 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