{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:CBOTLUHU7WPW66Z2QVNDTYALI4","short_pith_number":"pith:CBOTLUHU","schema_version":"1.0","canonical_sha256":"105d35d0f4fd9f6f7b3a855a39e00b47356affa769ed9af33ccbaeb86d46a240","source":{"kind":"arxiv","id":"1211.6848","version":1},"attestation_state":"computed","paper":{"title":"Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars. V. Evidence for a wide age distribution and a complex MDF","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Gal-Yam, A. Gould, A. Udalski, A. Yonehara, C. Han, D.P. Bennett, D. Suzuki, I.A. Bond, I. Thompson, J.A. Johnson, J.C. Yee, J.G. Cohen, J. Mel\\'endez, K. Suzuki, M. Asplund, N. Yamai, P. Tristram, S. Feltzing, S. Lucatello, S. Takino, T. Bensby, T. Sumi, W. Kohei","submitted_at":"2012-11-29T09:02:10Z","abstract_excerpt":"Based on high-resolution spectra obtained during gravitational microlensing events we present a detailed elemental abundance analysis of 32 dwarf and subgiant stars in the Galactic bulge. [ABRIDGED], we now have 58 microlensed bulge dwarfs and subgiants that have been homogeneously analysed. The main characteristics of the sample and the findings that can be drawn are: (i) The metallicity distribution (MDF) is wide and spans all metallicities between [Fe/H]=-1.9 to +0.6; (ii) The dip in the MDF around solar metallicity that was apparent in our previous analysis of a smaller sample (26 microlen"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1211.6848","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-11-29T09:02:10Z","cross_cats_sorted":[],"title_canon_sha256":"78a94d99bace2058bef6a6a451de22fb650576e36a016b451f0beffc9223fe16","abstract_canon_sha256":"26b1b033c5885e1973972bf197d9c0d2b64a0f99841ddc750704cf2d38a0c4b1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:53.420082Z","signature_b64":"s2lxc5nE7tL8RU9n6Tx+UBgQB2Lq5o9RyFuPIF2U9Tu2VxMfeqc8jfHIL+mBGXOPQV1v/QNVoUiWPWUEDu9uBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"105d35d0f4fd9f6f7b3a855a39e00b47356affa769ed9af33ccbaeb86d46a240","last_reissued_at":"2026-05-18T01:52:53.419682Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:53.419682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars. V. Evidence for a wide age distribution and a complex MDF","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Gal-Yam, A. Gould, A. Udalski, A. Yonehara, C. Han, D.P. Bennett, D. Suzuki, I.A. Bond, I. Thompson, J.A. Johnson, J.C. Yee, J.G. Cohen, J. Mel\\'endez, K. Suzuki, M. Asplund, N. Yamai, P. Tristram, S. Feltzing, S. Lucatello, S. Takino, T. Bensby, T. Sumi, W. Kohei","submitted_at":"2012-11-29T09:02:10Z","abstract_excerpt":"Based on high-resolution spectra obtained during gravitational microlensing events we present a detailed elemental abundance analysis of 32 dwarf and subgiant stars in the Galactic bulge. [ABRIDGED], we now have 58 microlensed bulge dwarfs and subgiants that have been homogeneously analysed. The main characteristics of the sample and the findings that can be drawn are: (i) The metallicity distribution (MDF) is wide and spans all metallicities between [Fe/H]=-1.9 to +0.6; (ii) The dip in the MDF around solar metallicity that was apparent in our previous analysis of a smaller sample (26 microlen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.6848","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1211.6848","created_at":"2026-05-18T01:52:53.419746+00:00"},{"alias_kind":"arxiv_version","alias_value":"1211.6848v1","created_at":"2026-05-18T01:52:53.419746+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.6848","created_at":"2026-05-18T01:52:53.419746+00:00"},{"alias_kind":"pith_short_12","alias_value":"CBOTLUHU7WPW","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_16","alias_value":"CBOTLUHU7WPW66Z2","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_8","alias_value":"CBOTLUHU","created_at":"2026-05-18T12:27:01.376967+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4","json":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4.json","graph_json":"https://pith.science/api/pith-number/CBOTLUHU7WPW66Z2QVNDTYALI4/graph.json","events_json":"https://pith.science/api/pith-number/CBOTLUHU7WPW66Z2QVNDTYALI4/events.json","paper":"https://pith.science/paper/CBOTLUHU"},"agent_actions":{"view_html":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4","download_json":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4.json","view_paper":"https://pith.science/paper/CBOTLUHU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1211.6848&json=true","fetch_graph":"https://pith.science/api/pith-number/CBOTLUHU7WPW66Z2QVNDTYALI4/graph.json","fetch_events":"https://pith.science/api/pith-number/CBOTLUHU7WPW66Z2QVNDTYALI4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4/action/storage_attestation","attest_author":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4/action/author_attestation","sign_citation":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4/action/citation_signature","submit_replication":"https://pith.science/pith/CBOTLUHU7WPW66Z2QVNDTYALI4/action/replication_record"}},"created_at":"2026-05-18T01:52:53.419746+00:00","updated_at":"2026-05-18T01:52:53.419746+00:00"}