{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:7AZJVTL7JUUXZNNW5VU7OKARUK","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":"774aac8dbf441a7941b09f1eecc6342fc5bafd5c7938026f10c5216c19fea628","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-15T18:27:20Z","title_canon_sha256":"8219440678832f406a9553eef23d80ee7c5f1dbb1b090fe558c67298242db452"},"schema_version":"1.0","source":{"id":"1706.05031","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.05031","created_at":"2026-05-18T00:36:03Z"},{"alias_kind":"arxiv_version","alias_value":"1706.05031v1","created_at":"2026-05-18T00:36:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.05031","created_at":"2026-05-18T00:36:03Z"},{"alias_kind":"pith_short_12","alias_value":"7AZJVTL7JUUX","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"7AZJVTL7JUUXZNNW","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"7AZJVTL7","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:8a8c9f6cd5d0afe1d58f2cd95491d77ae81caaacdc49ec47266f1784975257cf","target":"graph","created_at":"2026-05-18T00:36:03Z","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":"Recent determinations of the radial distributions of mono-metallicity populations (MMPs, i.e., stars in narrow bins in [Fe/H] within wider [$\\alpha$/Fe] ranges) by the SDSS-III/APOGEE DR12 survey cast doubts on the classical thin - thick disk dichotomy. The analysis of these observations lead to the non-$[\\alpha$/Fe] enhanced populations splitting into MMPs with different surface densities according to their [Fe/H]. By contrast, $[\\alpha$/Fe] enhanced (i.e., old) populations show an homogeneous behaviour. We analyze these results in the wider context of disk formation within non-isolated halos","authors_text":"A. Obreja, A. Serna, C.B. Brook, F. J. Mart\\'inez-Serrano, R. Dom\\'inguez-Tenreiro","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-15T18:27:20Z","title":"The Radial Distribution of Mono-Metallicity Populations in the Galactic Disk as Evidence for Two-Phase Disk Formation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.05031","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:e1e754e8659c63426b0e0ce531631273527ffa1206dee9504579ab1f56bcf30a","target":"record","created_at":"2026-05-18T00:36:03Z","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":"774aac8dbf441a7941b09f1eecc6342fc5bafd5c7938026f10c5216c19fea628","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-15T18:27:20Z","title_canon_sha256":"8219440678832f406a9553eef23d80ee7c5f1dbb1b090fe558c67298242db452"},"schema_version":"1.0","source":{"id":"1706.05031","kind":"arxiv","version":1}},"canonical_sha256":"f8329acd7f4d297cb5b6ed69f72811a2b4e0e70d07bdfac3b4c4b8c1683a0f4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8329acd7f4d297cb5b6ed69f72811a2b4e0e70d07bdfac3b4c4b8c1683a0f4e","first_computed_at":"2026-05-18T00:36:03.075091Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:03.075091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0tA2+lqccsRVCWq/FiOCmCsuhGhiOXOPU63kDc3IFr1aAKMv/CoLlwwhz6w/uwiWbWwgiyWXF3ch6QpOZJbZBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:03.075608Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.05031","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1e754e8659c63426b0e0ce531631273527ffa1206dee9504579ab1f56bcf30a","sha256:8a8c9f6cd5d0afe1d58f2cd95491d77ae81caaacdc49ec47266f1784975257cf"],"state_sha256":"dcf995398c94c59858963e777e192a6df130da9a3529140ab7eea37194992222"}