{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:MJRNHR2TO4FHWTNJOHTYKGKJCZ","short_pith_number":"pith:MJRNHR2T","schema_version":"1.0","canonical_sha256":"6262d3c753770a7b4da971e78519491667af2448e1af53104d5181a5145158cb","source":{"kind":"arxiv","id":"astro-ph/0510113","version":1},"attestation_state":"computed","paper":{"title":"Formation and evolution of late-type dwarf galaxies. I. NGC 1705 and NGC 1569","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Donatella Romano, Francesca Matteucci (Dipartimento di Astronomia, Monica Tosi (INAF-Osservatorio Astronomico di Bologna), Univ. di Trieste)","submitted_at":"2005-10-05T09:34:24Z","abstract_excerpt":"(Abridged.) We present one-zone chemical evolution models for two dwarf starburst galaxies, NGC 1705 and NGC 1569. Using information about the past star formation history and initial mass function of the systems previously obtained from Hubble Space Telescope colour-magnitude diagrams, we identify possible scenarios of chemical enrichment and development of galactic winds. In order not to overestimate the current metallicity of the interstellar gas inferred from H II region spectroscopy, we suggest that the winds efficiently remove from the galaxies the metal-rich ejecta of dying stars. Conver"},"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/0510113","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-10-05T09:34:24Z","cross_cats_sorted":[],"title_canon_sha256":"c888db08d2490524d52f3e83a10dd5a4d6608d7b96fa4e2df95cec52ee652e62","abstract_canon_sha256":"f7a79ff657e5830dd630e0d2de7f041133fb4326d05fc9d8b380937f47ca288e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:25.995803Z","signature_b64":"uush94SJFMOvAcqQgMoWJQEY3tLX/b9r7sNp1kwQ4UBdjp4sxQCBuxntdQ0J2rCPpmngFT40pfyXgEYfWU8jDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6262d3c753770a7b4da971e78519491667af2448e1af53104d5181a5145158cb","last_reissued_at":"2026-05-18T01:07:25.995097Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:25.995097Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation and evolution of late-type dwarf galaxies. I. NGC 1705 and NGC 1569","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Donatella Romano, Francesca Matteucci (Dipartimento di Astronomia, Monica Tosi (INAF-Osservatorio Astronomico di Bologna), Univ. di Trieste)","submitted_at":"2005-10-05T09:34:24Z","abstract_excerpt":"(Abridged.) We present one-zone chemical evolution models for two dwarf starburst galaxies, NGC 1705 and NGC 1569. Using information about the past star formation history and initial mass function of the systems previously obtained from Hubble Space Telescope colour-magnitude diagrams, we identify possible scenarios of chemical enrichment and development of galactic winds. In order not to overestimate the current metallicity of the interstellar gas inferred from H II region spectroscopy, we suggest that the winds efficiently remove from the galaxies the metal-rich ejecta of dying stars. Conver"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0510113","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":"astro-ph/0510113","created_at":"2026-05-18T01:07:25.995202+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0510113v1","created_at":"2026-05-18T01:07:25.995202+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0510113","created_at":"2026-05-18T01:07:25.995202+00:00"},{"alias_kind":"pith_short_12","alias_value":"MJRNHR2TO4FH","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_16","alias_value":"MJRNHR2TO4FHWTNJ","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_8","alias_value":"MJRNHR2T","created_at":"2026-05-18T12:25:53.335082+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/MJRNHR2TO4FHWTNJOHTYKGKJCZ","json":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ.json","graph_json":"https://pith.science/api/pith-number/MJRNHR2TO4FHWTNJOHTYKGKJCZ/graph.json","events_json":"https://pith.science/api/pith-number/MJRNHR2TO4FHWTNJOHTYKGKJCZ/events.json","paper":"https://pith.science/paper/MJRNHR2T"},"agent_actions":{"view_html":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ","download_json":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ.json","view_paper":"https://pith.science/paper/MJRNHR2T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0510113&json=true","fetch_graph":"https://pith.science/api/pith-number/MJRNHR2TO4FHWTNJOHTYKGKJCZ/graph.json","fetch_events":"https://pith.science/api/pith-number/MJRNHR2TO4FHWTNJOHTYKGKJCZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ/action/storage_attestation","attest_author":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ/action/author_attestation","sign_citation":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ/action/citation_signature","submit_replication":"https://pith.science/pith/MJRNHR2TO4FHWTNJOHTYKGKJCZ/action/replication_record"}},"created_at":"2026-05-18T01:07:25.995202+00:00","updated_at":"2026-05-18T01:07:25.995202+00:00"}