{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:EMYKDJHTI3T7Z3NDDTL47MTTTH","short_pith_number":"pith:EMYKDJHT","schema_version":"1.0","canonical_sha256":"2330a1a4f346e7fceda31cd7cfb27399fd0d5968a7b2c45fd89270ef25918b34","source":{"kind":"arxiv","id":"1003.5425","version":2},"attestation_state":"computed","paper":{"title":"Absorption-line probes of the prevalence and properties of outflows in present-day star-forming galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Benjamin J. Weiner, Christy A. Tremonti, Guinevere Kauffmann, Jarle Brinchmann, Jing Wang, Timothy M. Heckman, Yan-Mei Chen","submitted_at":"2010-03-29T05:50:54Z","abstract_excerpt":"We analyze star forming galaxies drawn from SDSS DR7 to show how the interstellar medium (ISM) Na I 5890, 5896 (Na D) absorption lines depend on galaxy physical properties, and to look for evidence of galactic winds. We combine the spectra of galaxies with similar geometry/physical parameters to create composite spectra with signal-to-noise ~300. The stellar continuum is modeled using stellar population synthesis models, and the continuum-normalized spectrum is fit with two Na I absorption components. We find that: (1) ISM Na D absorption lines with equivalent widths EW > 0.8A are only prevale"},"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":"1003.5425","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-03-29T05:50:54Z","cross_cats_sorted":[],"title_canon_sha256":"9c4026c4d5cc204aa44899e73c54dd2d482c7efb1e7e0550a23063475ae58648","abstract_canon_sha256":"06fe41a0d163ae5bf7ce45d9ff29b7b6d3e30a84a1350c56bdc78979851380a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:16.360496Z","signature_b64":"M83Ii1jQP+RVNWoy3KEwBA1Pgp0aJi45WqhhN3gv0WFMKCdS6WJ/ldfQ6svvk+wUAhGzCgNoIGkpZSgmd74iCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2330a1a4f346e7fceda31cd7cfb27399fd0d5968a7b2c45fd89270ef25918b34","last_reissued_at":"2026-05-18T02:08:16.359534Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:16.359534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Absorption-line probes of the prevalence and properties of outflows in present-day star-forming galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Benjamin J. Weiner, Christy A. Tremonti, Guinevere Kauffmann, Jarle Brinchmann, Jing Wang, Timothy M. Heckman, Yan-Mei Chen","submitted_at":"2010-03-29T05:50:54Z","abstract_excerpt":"We analyze star forming galaxies drawn from SDSS DR7 to show how the interstellar medium (ISM) Na I 5890, 5896 (Na D) absorption lines depend on galaxy physical properties, and to look for evidence of galactic winds. We combine the spectra of galaxies with similar geometry/physical parameters to create composite spectra with signal-to-noise ~300. The stellar continuum is modeled using stellar population synthesis models, and the continuum-normalized spectrum is fit with two Na I absorption components. We find that: (1) ISM Na D absorption lines with equivalent widths EW > 0.8A are only prevale"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.5425","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":"1003.5425","created_at":"2026-05-18T02:08:16.359693+00:00"},{"alias_kind":"arxiv_version","alias_value":"1003.5425v2","created_at":"2026-05-18T02:08:16.359693+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.5425","created_at":"2026-05-18T02:08:16.359693+00:00"},{"alias_kind":"pith_short_12","alias_value":"EMYKDJHTI3T7","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"EMYKDJHTI3T7Z3ND","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"EMYKDJHT","created_at":"2026-05-18T12:26:06.534383+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":7,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2512.05584","citing_title":"Stellar feedback drives the baryon deficiency in low-mass galaxies","ref_index":52,"is_internal_anchor":false},{"citing_arxiv_id":"1902.05554","citing_title":"First Results from the TNG50 Simulation: Galactic outflows driven by supernovae and black hole feedback","ref_index":94,"is_internal_anchor":false},{"citing_arxiv_id":"2604.18522","citing_title":"A Census of Na D-traced neutral ISM and outflows at $0.6