{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RJFDO4GUSWU3BPDQ3CBC6PZPHV","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"946ee808eb16efbf8bba69d3f81c3329df5a1e187676804c6af943e0fdf4b2d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-19T15:00:14Z","title_canon_sha256":"719292ef211d2e8e5e51f0e082b4d31208d175533e483e7e4b168bdf24c425be"},"schema_version":"1.0","source":{"id":"1406.5068","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.5068","created_at":"2026-05-18T01:42:53Z"},{"alias_kind":"arxiv_version","alias_value":"1406.5068v2","created_at":"2026-05-18T01:42:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.5068","created_at":"2026-05-18T01:42:53Z"},{"alias_kind":"pith_short_12","alias_value":"RJFDO4GUSWU3","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RJFDO4GUSWU3BPDQ","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RJFDO4GU","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:52045f103703b7fb52fca74fdcf4bb7a79b7c6ed5da8b64f4622e276488d2e9d","target":"graph","created_at":"2026-05-18T01:42:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The empirical model of Lu et al. 2014 is updated with recent data and used to study galaxy star formation and assembly histories. At $z > 2$, the predicted galaxy stellar mass functions are steep, and a significant amount of star formation is hosted by low-mass haloes that may be missed in current observations. Most of the stars in cluster centrals formed earlier than $z\\approx 2$ but have been assembled much later. Milky Way mass galaxies have had on-going star formation without significant mergers since $z\\approx 2$, and are thus free of significant (classic) bulges produced by major mergers","authors_text":"Frank C. van den Bosch, H.J. Mo, Martin D. Weinberg, Neal Katz, Xiaohu Yang, Yu Lu, Zhankui Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-19T15:00:14Z","title":"Star Formation and Stellar Mass Assembly in Dark Matter Halos: From Giants to Dwarfs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.5068","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:9e4122b7d48bc833406b1bd4b49976aaa27dd1f3040fa85ceb3a1e744baee091","target":"record","created_at":"2026-05-18T01:42:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"946ee808eb16efbf8bba69d3f81c3329df5a1e187676804c6af943e0fdf4b2d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-19T15:00:14Z","title_canon_sha256":"719292ef211d2e8e5e51f0e082b4d31208d175533e483e7e4b168bdf24c425be"},"schema_version":"1.0","source":{"id":"1406.5068","kind":"arxiv","version":2}},"canonical_sha256":"8a4a3770d495a9b0bc70d8822f3f2f3d639a2d98dbd4650826e0d505a8c05510","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8a4a3770d495a9b0bc70d8822f3f2f3d639a2d98dbd4650826e0d505a8c05510","first_computed_at":"2026-05-18T01:42:53.025472Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:53.025472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2j27LHM3IBmmQ2qxiJ+X59jRGn4puofIzCbMYrmzb/igf5tCikhgsGgdLO0gH/+PjtY6XRRXWnQxSil9sYUxCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:53.026053Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.5068","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e4122b7d48bc833406b1bd4b49976aaa27dd1f3040fa85ceb3a1e744baee091","sha256:52045f103703b7fb52fca74fdcf4bb7a79b7c6ed5da8b64f4622e276488d2e9d"],"state_sha256":"1e69bee5115481953cd6f092d3a63e8c9ce68812094def79b03019d4cd31b16e"}