{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XELNLJ323EUICEIQKCWS2UQ72Y","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":"c458c2525cf9600fa3032095cbe2c953cfbd01b4825ef906cbc992671c5b13e5","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-07-10T15:16:56Z","title_canon_sha256":"d373dc2e1687e0414391ba2c4479df6dc652b4e1fb59489c6fd3a38ecce08494"},"schema_version":"1.0","source":{"id":"1207.2388","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.2388","created_at":"2026-05-18T01:56:25Z"},{"alias_kind":"arxiv_version","alias_value":"1207.2388v2","created_at":"2026-05-18T01:56:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.2388","created_at":"2026-05-18T01:56:25Z"},{"alias_kind":"pith_short_12","alias_value":"XELNLJ323EUI","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XELNLJ323EUICEIQ","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XELNLJ32","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:357d10281e2ff5164029d61d3141944d89740f531c4e1df8d4558671b646c6b3","target":"graph","created_at":"2026-05-18T01:56:25Z","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 performed a uniform and detailed abundance analysis of 12 refractory elements (Na, Mg, Al, Si, Ca, Ti, Cr, Ni, Co, Sc, Mn and V) for a sample of 1111 FGK dwarf stars from the HARPS GTO planet search program. 109 of these stars are known to harbour giant planetary companions and 26 stars are hosting exclusively Neptunians and super-Earths. The main goals of this paper are i) to investigate whether there are any differences between the elemental abundance trends for stars of different stellar populations; ii) to characterise the planet host and non-host samples in term of their [X/H]. The ext","authors_text":"E. Delgado Mena, G. Israelian, G. Khachatryan, J. I. Gonzalez Hernandez, M. Mayor, N. C. Santos, S. G. Sousa, V. Zh. Adibekyan","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-07-10T15:16:56Z","title":"Chemical abundances of 1111 FGK stars from the HARPS GTO planet search program.Galactic stellar populations and planets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.2388","kind":"arxiv","version":2},"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:f40cb0c8cf5bb9105a7dbf641948fef18a70328a7e77f191375810705033c044","target":"record","created_at":"2026-05-18T01:56:25Z","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":"c458c2525cf9600fa3032095cbe2c953cfbd01b4825ef906cbc992671c5b13e5","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-07-10T15:16:56Z","title_canon_sha256":"d373dc2e1687e0414391ba2c4479df6dc652b4e1fb59489c6fd3a38ecce08494"},"schema_version":"1.0","source":{"id":"1207.2388","kind":"arxiv","version":2}},"canonical_sha256":"b916d5a77ad92881111050ad2d521fd6198f5f9f4a1caf5d8dd707d5e777fda4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b916d5a77ad92881111050ad2d521fd6198f5f9f4a1caf5d8dd707d5e777fda4","first_computed_at":"2026-05-18T01:56:25.813530Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:25.813530Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TucpAS9cAGALlJSzub6nj7RhANCov9czCcmwe0yo5ZK8wqgRVexiHWu5qR+CK+MPcyZjQxFwoZNl9MUzuA+nDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:25.814231Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.2388","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f40cb0c8cf5bb9105a7dbf641948fef18a70328a7e77f191375810705033c044","sha256:357d10281e2ff5164029d61d3141944d89740f531c4e1df8d4558671b646c6b3"],"state_sha256":"a3295646e8abe61dd772479d5a1a4746ac32ef55f10f2ea45294429dcb81c679"}