{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2004:3JEGDOHXGT3HQXUHUVTAFPVLGK","short_pith_number":"pith:3JEGDOHX","schema_version":"1.0","canonical_sha256":"da4861b8f734f6785e87a56602beab32ad45ee089943710604287c418a0ab857","source":{"kind":"arxiv","id":"astro-ph/0410164","version":2},"attestation_state":"computed","paper":{"title":"The properties and luminosity function of extremely low luminosity galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David J. Schlegel, J. Brinkmann, Jon Loveday, Masataka Fukugita, Michael A. Strauss, Michael R. Blanton, Robert H. Lupton","submitted_at":"2004-10-07T19:48:03Z","abstract_excerpt":"We examine a sample of low redshift (10 < d < 150 Mpc) galaxies including galaxies with r-band absolute magnitudes as faint as -12.5 (for h=1), selected from the Sloan Digital Sky Survey Data Release 2 (SDSS). The sample is unique in containing galaxies of extremely low luminosities in a wide range of environments, selected with uniform and well-understood criteria. We present the luminosity function as well as the broad-band properties of low luminosity galaxies in this sample. A Schechter function is an insufficient parameterization of the r-band luminosity function; there is an upturn in th"},"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":"astro-ph/0410164","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-10-07T19:48:03Z","cross_cats_sorted":[],"title_canon_sha256":"9dfc9bb65e551eff286694ac788b946b2d1491b104fa7037650df4bb8df23f62","abstract_canon_sha256":"5013fa57c62157708703fbba43473d41cae06d62973338f0fde9194bed7a0a6b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:23:01.085194Z","signature_b64":"XbGBCFCqETh/DWv78DFaw+Q3sxrN0ptoQ8nRVKjJUAra5VR93mCkLJi11Gu0grjhyqPjgEUVqtnEJ/V45+rZCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"da4861b8f734f6785e87a56602beab32ad45ee089943710604287c418a0ab857","last_reissued_at":"2026-07-04T15:23:01.084848Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:23:01.084848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The properties and luminosity function of extremely low luminosity galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David J. Schlegel, J. Brinkmann, Jon Loveday, Masataka Fukugita, Michael A. Strauss, Michael R. Blanton, Robert H. Lupton","submitted_at":"2004-10-07T19:48:03Z","abstract_excerpt":"We examine a sample of low redshift (10 < d < 150 Mpc) galaxies including galaxies with r-band absolute magnitudes as faint as -12.5 (for h=1), selected from the Sloan Digital Sky Survey Data Release 2 (SDSS). The sample is unique in containing galaxies of extremely low luminosities in a wide range of environments, selected with uniform and well-understood criteria. We present the luminosity function as well as the broad-band properties of low luminosity galaxies in this sample. A Schechter function is an insufficient parameterization of the r-band luminosity function; there is an upturn in th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0410164","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0410164/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"astro-ph/0410164","created_at":"2026-07-04T15:23:01.084900+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0410164v2","created_at":"2026-07-04T15:23:01.084900+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0410164","created_at":"2026-07-04T15:23:01.084900+00:00"},{"alias_kind":"pith_short_12","alias_value":"3JEGDOHXGT3H","created_at":"2026-07-04T15:23:01.084900+00:00"},{"alias_kind":"pith_short_16","alias_value":"3JEGDOHXGT3HQXUH","created_at":"2026-07-04T15:23:01.084900+00:00"},{"alias_kind":"pith_short_8","alias_value":"3JEGDOHX","created_at":"2026-07-04T15:23:01.084900+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2606.02074","citing_title":"Hierarchical assembly in action: a galaxy tail from a disrupting group in the Virgo cluster outskirts","ref_index":249,"is_internal_anchor":true},{"citing_arxiv_id":"2606.00221","citing_title":"It's Not Just Star Formation: A trend of low dark matter densities in the Andromeda dwarf galaxy system","ref_index":163,"is_internal_anchor":true},{"citing_arxiv_id":"2605.13842","citing_title":"From DES to KiDS: Domain adaptation for cross-survey detection of low-surface-brightness galaxies","ref_index":220,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK","json":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK.json","graph_json":"https://pith.science/api/pith-number/3JEGDOHXGT3HQXUHUVTAFPVLGK/graph.json","events_json":"https://pith.science/api/pith-number/3JEGDOHXGT3HQXUHUVTAFPVLGK/events.json","paper":"https://pith.science/paper/3JEGDOHX"},"agent_actions":{"view_html":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK","download_json":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK.json","view_paper":"https://pith.science/paper/3JEGDOHX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0410164&json=true","fetch_graph":"https://pith.science/api/pith-number/3JEGDOHXGT3HQXUHUVTAFPVLGK/graph.json","fetch_events":"https://pith.science/api/pith-number/3JEGDOHXGT3HQXUHUVTAFPVLGK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK/action/storage_attestation","attest_author":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK/action/author_attestation","sign_citation":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK/action/citation_signature","submit_replication":"https://pith.science/pith/3JEGDOHXGT3HQXUHUVTAFPVLGK/action/replication_record"}},"created_at":"2026-07-04T15:23:01.084900+00:00","updated_at":"2026-07-04T15:23:01.084900+00:00"}