{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:N222HML2VUMW6MHKF3AXY3PKNH","short_pith_number":"pith:N222HML2","schema_version":"1.0","canonical_sha256":"6eb5a3b17aad196f30ea2ec17c6dea69c07ae06dbe663bb42d52b53d29891c4b","source":{"kind":"arxiv","id":"2507.21231","version":1},"attestation_state":"computed","paper":{"title":"The Merger-Driven Formation of Classical Low Surface Brightness Galaxies in Romulus25","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alyson M. Brooks, Anna C. Wright, Ferah Munshi, Jason E. Young, Michael Tremmel, Tom Quinn","submitted_at":"2025-07-28T18:00:08Z","abstract_excerpt":"We use the Romulus25 cosmological simulation volume to study a large sample of late-type gas-rich galaxies with low central surface brightnesses known as classical low surface brightness (LSB) galaxies and compare them to a mass-matched sample of high surface brightness (HSB) galaxies. We find that classical LSB galaxies make up a substantial fraction of the galaxy population, accounting for ~60% of all central galaxies with 8$\\leq$log$_\\mathrm{10}$(M$_\\star$/M$_\\odot$)$\\leq$10. In Romulus25, classical LSB galaxies are predominantly formed through major mergers in which the secondary galaxy is"},"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":"2507.21231","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-28T18:00:08Z","cross_cats_sorted":[],"title_canon_sha256":"7b0b23fbefa5a687cf36c85d96d4105809a5353521204c0431a614841e7953cf","abstract_canon_sha256":"5aa693422c8b0463405ab40cbd2d72a6fbdfe5e1f9a5dc289c7f3582e8327334"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:44:55.203281Z","signature_b64":"9v+uvY3ZakZp5A11XBW7pulJWhAQqvfuSkmcbDsNWWaiiz+5gKdAqWNcBUha8dR9yAj67Ysetu8F2h1bYo2ZBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6eb5a3b17aad196f30ea2ec17c6dea69c07ae06dbe663bb42d52b53d29891c4b","last_reissued_at":"2026-07-05T11:44:55.202811Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:44:55.202811Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Merger-Driven Formation of Classical Low Surface Brightness Galaxies in Romulus25","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alyson M. Brooks, Anna C. Wright, Ferah Munshi, Jason E. Young, Michael Tremmel, Tom Quinn","submitted_at":"2025-07-28T18:00:08Z","abstract_excerpt":"We use the Romulus25 cosmological simulation volume to study a large sample of late-type gas-rich galaxies with low central surface brightnesses known as classical low surface brightness (LSB) galaxies and compare them to a mass-matched sample of high surface brightness (HSB) galaxies. We find that classical LSB galaxies make up a substantial fraction of the galaxy population, accounting for ~60% of all central galaxies with 8$\\leq$log$_\\mathrm{10}$(M$_\\star$/M$_\\odot$)$\\leq$10. In Romulus25, classical LSB galaxies are predominantly formed through major mergers in which the secondary galaxy is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.21231","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2507.21231/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":"2507.21231","created_at":"2026-07-05T11:44:55.202867+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.21231v1","created_at":"2026-07-05T11:44:55.202867+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.21231","created_at":"2026-07-05T11:44:55.202867+00:00"},{"alias_kind":"pith_short_12","alias_value":"N222HML2VUMW","created_at":"2026-07-05T11:44:55.202867+00:00"},{"alias_kind":"pith_short_16","alias_value":"N222HML2VUMW6MHK","created_at":"2026-07-05T11:44:55.202867+00:00"},{"alias_kind":"pith_short_8","alias_value":"N222HML2","created_at":"2026-07-05T11:44:55.202867+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2606.10117","citing_title":"The emergence of the faint nature of Low Surface Brightness Galaxies in the IllustrisTNG simulation","ref_index":112,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH","json":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH.json","graph_json":"https://pith.science/api/pith-number/N222HML2VUMW6MHKF3AXY3PKNH/graph.json","events_json":"https://pith.science/api/pith-number/N222HML2VUMW6MHKF3AXY3PKNH/events.json","paper":"https://pith.science/paper/N222HML2"},"agent_actions":{"view_html":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH","download_json":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH.json","view_paper":"https://pith.science/paper/N222HML2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.21231&json=true","fetch_graph":"https://pith.science/api/pith-number/N222HML2VUMW6MHKF3AXY3PKNH/graph.json","fetch_events":"https://pith.science/api/pith-number/N222HML2VUMW6MHKF3AXY3PKNH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH/action/storage_attestation","attest_author":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH/action/author_attestation","sign_citation":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH/action/citation_signature","submit_replication":"https://pith.science/pith/N222HML2VUMW6MHKF3AXY3PKNH/action/replication_record"}},"created_at":"2026-07-05T11:44:55.202867+00:00","updated_at":"2026-07-05T11:44:55.202867+00:00"}