{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:JKO2VH454SBVXNOGGMPKKTJUJD","short_pith_number":"pith:JKO2VH45","schema_version":"1.0","canonical_sha256":"4a9daa9f9de4835bb5c6331ea54d3448e0ae27052927f04d672b8b9fe4e555ce","source":{"kind":"arxiv","id":"1203.3226","version":1},"attestation_state":"computed","paper":{"title":"Gas, Stars and Star Formation in ALFALFA Dwarf Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"J. Brinchmann, M.P. Haynes, R. Giovanelli, S.G. Neff, S. Huang, S. Stierwalt","submitted_at":"2012-03-14T22:05:14Z","abstract_excerpt":"We examine the global properties of the stellar and HI components of 229 low HI mass dwarf galaxies extracted from the ALFALFA survey, including a complete sample of 176 galaxies with HI masses < 10^{7.7} M_sun and HI line widths < 80 km s^{-1}. SDSS data are combined with photometric properties derived from GALEX to derive stellar masses (M_*) and star formation rates (SFRs) by fitting their UV-optical spectral energy distributions (SEDs). In optical images, many of the ALFALFA dwarfs are faint and of low surface brightness; only 56% of those within the SDSS footprint have a counterpart 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":"1203.3226","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-14T22:05:14Z","cross_cats_sorted":[],"title_canon_sha256":"5156e5450995229ff51b61baa998956d7cfbe8b9b0a30763a4aabe539f1ca61b","abstract_canon_sha256":"af047218ebf0e7e611763f7090a186d04e8d7df9abf04306ce6c60fec8e9a93e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:08.602887Z","signature_b64":"BlalXu+pfRZ8MZt/yNp+YJBNC9fwAFgzTU6nOKKri850hs6P9HpkAEEA4KEHUceIgB/E+AvFoJ5CNK9a/Eg2Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a9daa9f9de4835bb5c6331ea54d3448e0ae27052927f04d672b8b9fe4e555ce","last_reissued_at":"2026-05-18T01:58:08.602395Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:08.602395Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gas, Stars and Star Formation in ALFALFA Dwarf Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"J. Brinchmann, M.P. Haynes, R. Giovanelli, S.G. Neff, S. Huang, S. Stierwalt","submitted_at":"2012-03-14T22:05:14Z","abstract_excerpt":"We examine the global properties of the stellar and HI components of 229 low HI mass dwarf galaxies extracted from the ALFALFA survey, including a complete sample of 176 galaxies with HI masses < 10^{7.7} M_sun and HI line widths < 80 km s^{-1}. SDSS data are combined with photometric properties derived from GALEX to derive stellar masses (M_*) and star formation rates (SFRs) by fitting their UV-optical spectral energy distributions (SEDs). In optical images, many of the ALFALFA dwarfs are faint and of low surface brightness; only 56% of those within the SDSS footprint have a counterpart in th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.3226","kind":"arxiv","version":1},"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":"1203.3226","created_at":"2026-05-18T01:58:08.602481+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.3226v1","created_at":"2026-05-18T01:58:08.602481+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.3226","created_at":"2026-05-18T01:58:08.602481+00:00"},{"alias_kind":"pith_short_12","alias_value":"JKO2VH454SBV","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_16","alias_value":"JKO2VH454SBVXNOG","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_8","alias_value":"JKO2VH45","created_at":"2026-05-18T12:27:11.947152+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/JKO2VH454SBVXNOGGMPKKTJUJD","json":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD.json","graph_json":"https://pith.science/api/pith-number/JKO2VH454SBVXNOGGMPKKTJUJD/graph.json","events_json":"https://pith.science/api/pith-number/JKO2VH454SBVXNOGGMPKKTJUJD/events.json","paper":"https://pith.science/paper/JKO2VH45"},"agent_actions":{"view_html":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD","download_json":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD.json","view_paper":"https://pith.science/paper/JKO2VH45","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.3226&json=true","fetch_graph":"https://pith.science/api/pith-number/JKO2VH454SBVXNOGGMPKKTJUJD/graph.json","fetch_events":"https://pith.science/api/pith-number/JKO2VH454SBVXNOGGMPKKTJUJD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD/action/storage_attestation","attest_author":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD/action/author_attestation","sign_citation":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD/action/citation_signature","submit_replication":"https://pith.science/pith/JKO2VH454SBVXNOGGMPKKTJUJD/action/replication_record"}},"created_at":"2026-05-18T01:58:08.602481+00:00","updated_at":"2026-05-18T01:58:08.602481+00:00"}