{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:5VSB3SLRUP224P3KOS77YBUQMC","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":"3c96aefe79ea2b95c0ad15809436922264959e982a23102a2b3edede9465eabc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-02-01T10:21:54Z","title_canon_sha256":"6ef1680556198bcb1d41ed9bd2bd37b62a8e0f6a50bb0a2c1bacdbc4b8cb3a1e"},"schema_version":"1.0","source":{"id":"1502.00224","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.00224","created_at":"2026-05-18T00:21:15Z"},{"alias_kind":"arxiv_version","alias_value":"1502.00224v1","created_at":"2026-05-18T00:21:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.00224","created_at":"2026-05-18T00:21:15Z"},{"alias_kind":"pith_short_12","alias_value":"5VSB3SLRUP22","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"5VSB3SLRUP224P3K","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"5VSB3SLR","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:04916b3f2c863cf12b2bec35d3f574ad180e38be0a9ca14e00694e52383077f4","target":"graph","created_at":"2026-05-18T00:21:15Z","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 have developed a fast numerical 2-D model of galaxy disk evolution (resolved along the galaxy radius and azimuth) by adopting a scheme of parameterized stochastic self-propagating star formation. We explore the parameter space of the model and demonstrate its capability to reproduce 1-D radial profiles of the galaxy M33: gas surface density, surface brightness in the i and GALEX FUV passbands, and metallicity.","authors_text":"2), 2) ((1) Center for Physical Sciences, (2) Vilnius University Observatory, Lithuania, Lithuania), Tadas Mineikis (1, Technology, Vladas Vansevi\\v{c}ius (1","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-02-01T10:21:54Z","title":"Stochastic 2-D Models of Galaxy Disk Evolution. The Galaxy M33"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.00224","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":"sha256:50fb8794ba099a1d36ca3c9d6a99f403b24830a282f11e056437c7693cb155a4","target":"record","created_at":"2026-05-18T00:21:15Z","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":"3c96aefe79ea2b95c0ad15809436922264959e982a23102a2b3edede9465eabc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-02-01T10:21:54Z","title_canon_sha256":"6ef1680556198bcb1d41ed9bd2bd37b62a8e0f6a50bb0a2c1bacdbc4b8cb3a1e"},"schema_version":"1.0","source":{"id":"1502.00224","kind":"arxiv","version":1}},"canonical_sha256":"ed641dc971a3f5ae3f6a74bffc069060b04f6da5c5108841f98ce87b842dbc05","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ed641dc971a3f5ae3f6a74bffc069060b04f6da5c5108841f98ce87b842dbc05","first_computed_at":"2026-05-18T00:21:15.044419Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:15.044419Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"98zmLNeUie7qep7r4GtA+XtvMzC5VOsD34q7pUu+X2O2V4pFAc9iTFru+1JH8unsKjsHWGNZxHUqRo23n0oYBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:15.044860Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.00224","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50fb8794ba099a1d36ca3c9d6a99f403b24830a282f11e056437c7693cb155a4","sha256:04916b3f2c863cf12b2bec35d3f574ad180e38be0a9ca14e00694e52383077f4"],"state_sha256":"66c49890c3711015e400699ce04e41706519cf464418328d346212b0e2d534cc"}