{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:FK4XXOMP4BWVV7RFAOGDDTDIUR","short_pith_number":"pith:FK4XXOMP","schema_version":"1.0","canonical_sha256":"2ab97bb98fe06d5afe25038c31cc68a47dbd6898de6b3fdd93a880a15cc2a236","source":{"kind":"arxiv","id":"1307.4324","version":1},"attestation_state":"computed","paper":{"title":"On the He burning phases of the Carina dSph","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Pietrinferni, A.R. Walker, F. Thev\\'enin, G. Bono, G. Iannicola, I. Ferraro, L. Pulone, M. Fabrizio, M. Monelli, M. Nonino, P.B. Stetson, R. Buonanno, S. Cassisi","submitted_at":"2013-07-16T16:10:28Z","abstract_excerpt":"We performed a detailed comparison between predicted He burning phases and multiband photometry of the Carina dwarf spheroidal galaxy. We found a good agreement with the predictions computed assuming an {\\alpha}-enhanced chemical mixture, indicating a mean metallicity [Fe/H] ~ -1.8 with a raw observed peak-to-peak spread in iron abundance of 0.4\\pm0.2 dex."},"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":"1307.4324","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-16T16:10:28Z","cross_cats_sorted":[],"title_canon_sha256":"d50e76f1ac6892301662c16c26cb6e8df613ff73f11fdf52a93b16f12a361e49","abstract_canon_sha256":"1d54331b6b0528f424bf67c268c843730f9116580935149f2ce1dcc4d5b6649c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:01.436148Z","signature_b64":"++OyABN1nFg0KAxbyApaP3QFMZIvDvbYJQCBdUdyLwzxpAt6dkIFRFpAtz8cWD5Sp+I4CoHrL4NMrV9rfMoeBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ab97bb98fe06d5afe25038c31cc68a47dbd6898de6b3fdd93a880a15cc2a236","last_reissued_at":"2026-05-18T01:32:01.435583Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:01.435583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the He burning phases of the Carina dSph","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Pietrinferni, A.R. Walker, F. Thev\\'enin, G. Bono, G. Iannicola, I. Ferraro, L. Pulone, M. Fabrizio, M. Monelli, M. Nonino, P.B. Stetson, R. Buonanno, S. Cassisi","submitted_at":"2013-07-16T16:10:28Z","abstract_excerpt":"We performed a detailed comparison between predicted He burning phases and multiband photometry of the Carina dwarf spheroidal galaxy. We found a good agreement with the predictions computed assuming an {\\alpha}-enhanced chemical mixture, indicating a mean metallicity [Fe/H] ~ -1.8 with a raw observed peak-to-peak spread in iron abundance of 0.4\\pm0.2 dex."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.4324","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":"1307.4324","created_at":"2026-05-18T01:32:01.435680+00:00"},{"alias_kind":"arxiv_version","alias_value":"1307.4324v1","created_at":"2026-05-18T01:32:01.435680+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.4324","created_at":"2026-05-18T01:32:01.435680+00:00"},{"alias_kind":"pith_short_12","alias_value":"FK4XXOMP4BWV","created_at":"2026-05-18T12:27:45.050594+00:00"},{"alias_kind":"pith_short_16","alias_value":"FK4XXOMP4BWVV7RF","created_at":"2026-05-18T12:27:45.050594+00:00"},{"alias_kind":"pith_short_8","alias_value":"FK4XXOMP","created_at":"2026-05-18T12:27:45.050594+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/FK4XXOMP4BWVV7RFAOGDDTDIUR","json":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR.json","graph_json":"https://pith.science/api/pith-number/FK4XXOMP4BWVV7RFAOGDDTDIUR/graph.json","events_json":"https://pith.science/api/pith-number/FK4XXOMP4BWVV7RFAOGDDTDIUR/events.json","paper":"https://pith.science/paper/FK4XXOMP"},"agent_actions":{"view_html":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR","download_json":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR.json","view_paper":"https://pith.science/paper/FK4XXOMP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1307.4324&json=true","fetch_graph":"https://pith.science/api/pith-number/FK4XXOMP4BWVV7RFAOGDDTDIUR/graph.json","fetch_events":"https://pith.science/api/pith-number/FK4XXOMP4BWVV7RFAOGDDTDIUR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR/action/storage_attestation","attest_author":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR/action/author_attestation","sign_citation":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR/action/citation_signature","submit_replication":"https://pith.science/pith/FK4XXOMP4BWVV7RFAOGDDTDIUR/action/replication_record"}},"created_at":"2026-05-18T01:32:01.435680+00:00","updated_at":"2026-05-18T01:32:01.435680+00:00"}