{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:XB2M4QCKGN5QRGLYOYSS2TQYHE","short_pith_number":"pith:XB2M4QCK","schema_version":"1.0","canonical_sha256":"b874ce404a337b08997876252d4e183921375480ff2650fff743d0b198cb3c0d","source":{"kind":"arxiv","id":"1406.3868","version":2},"attestation_state":"computed","paper":{"title":"Interactions of galaxies outside clusters and massive groups","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Jaswant K. Yadav, Xuelei Chen","submitted_at":"2014-06-15T23:18:11Z","abstract_excerpt":"We investigate the dependence of physical properties of galaxies on small and large scale density environment. The galaxy population consists of mainly passively evolving galaxies in comparatively low density regions of Sloan Digital Sky Survey (SDSS). We adopt (i) local density, $\\rho_{20}$, derived using adaptive smoothing kernel, (ii) projected distance, $r_p$, to the nearest neighbor galaxy and (iii) the morphology of the nearest neighbor galaxy as various definitions of environment parameters of every galaxy in our sample. In order to detect long-range interaction effects we divide galaxy"},"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":"1406.3868","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-15T23:18:11Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b91766668083dae978bef16f047ad7eeb7fa26a9b91c633659cec8460e35bb98","abstract_canon_sha256":"0a1a9254209b97752df044366e180d2920c0e0bc4cb6106bdaca3c6e162b7d94"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:06.676139Z","signature_b64":"EA+aGTdZdaQPx761QTv7z6c83vhgcS9lvvq6Ud24fEUmYos2Iy5MVDql9XnvciZ6fKB2xL/6+EYy/FsUSfpABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b874ce404a337b08997876252d4e183921375480ff2650fff743d0b198cb3c0d","last_reissued_at":"2026-05-18T00:12:06.675462Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:06.675462Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interactions of galaxies outside clusters and massive groups","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Jaswant K. Yadav, Xuelei Chen","submitted_at":"2014-06-15T23:18:11Z","abstract_excerpt":"We investigate the dependence of physical properties of galaxies on small and large scale density environment. The galaxy population consists of mainly passively evolving galaxies in comparatively low density regions of Sloan Digital Sky Survey (SDSS). We adopt (i) local density, $\\rho_{20}$, derived using adaptive smoothing kernel, (ii) projected distance, $r_p$, to the nearest neighbor galaxy and (iii) the morphology of the nearest neighbor galaxy as various definitions of environment parameters of every galaxy in our sample. In order to detect long-range interaction effects we divide galaxy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3868","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1406.3868","created_at":"2026-05-18T00:12:06.675569+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.3868v2","created_at":"2026-05-18T00:12:06.675569+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3868","created_at":"2026-05-18T00:12:06.675569+00:00"},{"alias_kind":"pith_short_12","alias_value":"XB2M4QCKGN5Q","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_16","alias_value":"XB2M4QCKGN5QRGLY","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_8","alias_value":"XB2M4QCK","created_at":"2026-05-18T12:28:57.508820+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE","json":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE.json","graph_json":"https://pith.science/api/pith-number/XB2M4QCKGN5QRGLYOYSS2TQYHE/graph.json","events_json":"https://pith.science/api/pith-number/XB2M4QCKGN5QRGLYOYSS2TQYHE/events.json","paper":"https://pith.science/paper/XB2M4QCK"},"agent_actions":{"view_html":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE","download_json":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE.json","view_paper":"https://pith.science/paper/XB2M4QCK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.3868&json=true","fetch_graph":"https://pith.science/api/pith-number/XB2M4QCKGN5QRGLYOYSS2TQYHE/graph.json","fetch_events":"https://pith.science/api/pith-number/XB2M4QCKGN5QRGLYOYSS2TQYHE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE/action/storage_attestation","attest_author":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE/action/author_attestation","sign_citation":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE/action/citation_signature","submit_replication":"https://pith.science/pith/XB2M4QCKGN5QRGLYOYSS2TQYHE/action/replication_record"}},"created_at":"2026-05-18T00:12:06.675569+00:00","updated_at":"2026-05-18T00:12:06.675569+00:00"}