{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YSVGIKRG3MZOP3IMTQ3EYGI5YR","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":"347e638b99b955a424ec19a40c6637909a229aea15a228abdfe31dc180f390dd","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-26T20:31:56Z","title_canon_sha256":"5f9d84d562a1a2af1ea60a8a33c2662a986c22eec895b2d49cb88ea8e13d55a2"},"schema_version":"1.0","source":{"id":"1406.7022","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.7022","created_at":"2026-05-18T02:48:54Z"},{"alias_kind":"arxiv_version","alias_value":"1406.7022v1","created_at":"2026-05-18T02:48:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.7022","created_at":"2026-05-18T02:48:54Z"},{"alias_kind":"pith_short_12","alias_value":"YSVGIKRG3MZO","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YSVGIKRG3MZOP3IM","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YSVGIKRG","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:42b57a85bb5e55c7bee5e612e37f364ead5d2d0be26ac00b977f739f8124594c","target":"graph","created_at":"2026-05-18T02:48:54Z","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":"We analyse the dark, gas, and stellar mass assembly histories of low-mass halos (Mvir ~ 10^10.3 - 10^12.3 M_sun) identified at redshift z = 0 in cosmological numerical simulations. Our results indicate that for halos in a given present-day mass bin, the gas-to-baryon fraction inside the virial radius does not evolve significantly with time, ranging from ~0.8 for smaller halos to ~0.5 for the largest ones. Most of the baryons are located actually not in the galaxies but in the intrahalo gas; for the more massive halos, the intrahalo gas-to-galaxy mass ratio is approximately the same at all reds","authors_text":"2, 2) ((1) Consejo Nacional de Investigaciones Cientificas y Tecnicas, (2) Instituto de Astronomia y Fisica del Espacio, 3), (3) Departamento de Fisica, (4) Instituto de Astronomia, 5), (5) Departamento de Ciencias Fisicas, Alejandro Gonzalez-Samaniego (4), Argentina, Chile), CONICET, Facultad de Ciencias Exactas y Naturales, IAFE, Maria E. De Rossi (1, Mexico, Patricia B. Tissera (1, Santiago, Susana Pedrosa (1, Universidad Andres Bello, Universidad de Buenos Aires, Universidad Nacional Autonoma de Mexico, Vladimir Avila-Reese (4)","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-26T20:31:56Z","title":"The baryonic mass assembly of low-mass halos in a Lambda-CDM Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.7022","kind":"arxiv","version":1},"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":"sha256:185f21e6dc867e2f77312b10ddbe2440dd0996f0d5717bf726b1b18e323b2e18","target":"record","created_at":"2026-05-18T02:48:54Z","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":"347e638b99b955a424ec19a40c6637909a229aea15a228abdfe31dc180f390dd","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-26T20:31:56Z","title_canon_sha256":"5f9d84d562a1a2af1ea60a8a33c2662a986c22eec895b2d49cb88ea8e13d55a2"},"schema_version":"1.0","source":{"id":"1406.7022","kind":"arxiv","version":1}},"canonical_sha256":"c4aa642a26db32e7ed0c9c364c191dc4619e2f97d68f2a14a046c6a418f633d7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c4aa642a26db32e7ed0c9c364c191dc4619e2f97d68f2a14a046c6a418f633d7","first_computed_at":"2026-05-18T02:48:54.319678Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:48:54.319678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VtSHKnulyfF2FxyzJVb+hIoe172fnZQGLSVB+uptcNbbVuispUntK7JLqcJ4jmXn+igchXb+RW3/tX64d3kDBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:48:54.320254Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.7022","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:185f21e6dc867e2f77312b10ddbe2440dd0996f0d5717bf726b1b18e323b2e18","sha256:42b57a85bb5e55c7bee5e612e37f364ead5d2d0be26ac00b977f739f8124594c"],"state_sha256":"e0979a1dc40b1c6b32624af08f0a0802b6304bd5187f38f6827a10e08ed94260"}