{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4IV5C2B3R3DJNCLB45CDMXPIQ6","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":"6a6dbd8968dbd411ca61b9cd15885e13a928cbd3932d048c567dfd0c1752aa64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-10T18:01:20Z","title_canon_sha256":"2ed66922af25f64a7bf86f2af8f55b96b124f363082e71f45d2128bd6d5178ec"},"schema_version":"1.0","source":{"id":"2006.06011","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.06011","created_at":"2026-07-05T02:33:17Z"},{"alias_kind":"arxiv_version","alias_value":"2006.06011v3","created_at":"2026-07-05T02:33:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.06011","created_at":"2026-07-05T02:33:17Z"},{"alias_kind":"pith_short_12","alias_value":"4IV5C2B3R3DJ","created_at":"2026-07-05T02:33:17Z"},{"alias_kind":"pith_short_16","alias_value":"4IV5C2B3R3DJNCLB","created_at":"2026-07-05T02:33:17Z"},{"alias_kind":"pith_short_8","alias_value":"4IV5C2B3","created_at":"2026-07-05T02:33:17Z"}],"graph_snapshots":[{"event_id":"sha256:225b4dfa06e454c50a26535f526e9217f93403b68ef2b8d924a6801a364a97eb","target":"graph","created_at":"2026-07-05T02:33:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.06011/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Using the VINTERGATAN cosmological zoom simulation, we explore the contributions of the in situ and accreted material, and the effect of galaxy interactions and mergers in the assembly of a Milky Way-like galaxy. We find that the initial growth phase of galaxy evolution, dominated by repeated major mergers, provides the necessary physical conditions for the assembly of a thick, kinematically hot disk populated by high-[$\\alpha$/Fe] stars, formed both in situ and in accreted satellite galaxies. We find that the diversity of evolutionary tracks followed by the simulated galaxy and its progenitor","authors_text":"Diane K. Feuillet, Eric P. Andersson, Florent Renaud, Justin I. Read, Martin P. Rey, Nils Ryde, Oscar Agertz, Thomas Bensby","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-10T18:01:20Z","title":"VINTERGATAN II: the history of the Milky Way told by its mergers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.06011","kind":"arxiv","version":3},"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:fd03130294eec2e96ea6b9fa8068399013735e3a3a4a7a7db2616a227b2045c0","target":"record","created_at":"2026-07-05T02:33:17Z","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":"6a6dbd8968dbd411ca61b9cd15885e13a928cbd3932d048c567dfd0c1752aa64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-10T18:01:20Z","title_canon_sha256":"2ed66922af25f64a7bf86f2af8f55b96b124f363082e71f45d2128bd6d5178ec"},"schema_version":"1.0","source":{"id":"2006.06011","kind":"arxiv","version":3}},"canonical_sha256":"e22bd1683b8ec6968961e744365de8878cdcde431666d1d480c7c98c7c37b65d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e22bd1683b8ec6968961e744365de8878cdcde431666d1d480c7c98c7c37b65d","first_computed_at":"2026-07-05T02:33:17.984286Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:33:17.984286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tJACdHXSFe+l5z+WJSe/aJMFnV0tqOHTiA77nU28C01AOQByOPWACfTgCLNLSIoHknFWcn+TWz5wmvU4OzowBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:33:17.984787Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.06011","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fd03130294eec2e96ea6b9fa8068399013735e3a3a4a7a7db2616a227b2045c0","sha256:225b4dfa06e454c50a26535f526e9217f93403b68ef2b8d924a6801a364a97eb"],"state_sha256":"fe4f0132d360f5e8c071fc2e529122f66f8aeb963f0f5591642883c179a712ce"}