{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:JF2JOFBGEE4DR7NOW4KYTDRODY","short_pith_number":"pith:JF2JOFBG","schema_version":"1.0","canonical_sha256":"4974971426213838fdaeb715898e2e1e0b794502ea91310bc636737519b5f503","source":{"kind":"arxiv","id":"2307.11431","version":2},"attestation_state":"computed","paper":{"title":"$\\mathrm{H}\\alpha$ chromospheric activity of F-, G-, and K-type stars observed by the LAMOST Medium-Resolution Spectroscopic Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Ali Luo, Han He, Haotong Zhang, Jun Zhang, Song Wang, Weitao Zhang","submitted_at":"2023-07-21T08:47:29Z","abstract_excerpt":"The distribution of stellar $\\mathrm{H}\\alpha$ chromospheric activity with respect to stellar atmospheric parameters (effective temperature $T_\\mathrm{eff}$, surface gravity $\\log\\,g$, and metallicity $\\mathrm{[Fe/H]}$) and main-sequence/giant categories is investigated for the F-, G-, and K-type stars observed by the LAMOST Medium-Resolution Spectroscopic Survey (MRS). A total of 329,294 MRS spectra from LAMOST DR8 are utilized in the analysis. The $\\mathrm{H}\\alpha$ activity index ($I_{\\mathrm{H}{\\alpha}}$) and the $\\mathrm{H}\\alpha$ $R$-index ($R_{\\mathrm{H}{\\alpha}}$) are evaluated for the"},"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":"2307.11431","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T08:47:29Z","cross_cats_sorted":[],"title_canon_sha256":"ae039681b90a11608ca68b33aff6b83f75a3e71cb3b388f1c452adba5d1e67d4","abstract_canon_sha256":"9ea6aae41ee8285afc975b415c29a642b83ef0ad1e201da933c74a3ce25c40c5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:35:53.534461Z","signature_b64":"T0jKuK5WncAiVooA15Mn/qtwCJU1Ys/8DblUo4GXiLLl6ztnyY7BgVsx9hmZRcvU4XLFWhaigZOFzNb1sNDzCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4974971426213838fdaeb715898e2e1e0b794502ea91310bc636737519b5f503","last_reissued_at":"2026-07-05T06:35:53.534045Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:35:53.534045Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"$\\mathrm{H}\\alpha$ chromospheric activity of F-, G-, and K-type stars observed by the LAMOST Medium-Resolution Spectroscopic Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Ali Luo, Han He, Haotong Zhang, Jun Zhang, Song Wang, Weitao Zhang","submitted_at":"2023-07-21T08:47:29Z","abstract_excerpt":"The distribution of stellar $\\mathrm{H}\\alpha$ chromospheric activity with respect to stellar atmospheric parameters (effective temperature $T_\\mathrm{eff}$, surface gravity $\\log\\,g$, and metallicity $\\mathrm{[Fe/H]}$) and main-sequence/giant categories is investigated for the F-, G-, and K-type stars observed by the LAMOST Medium-Resolution Spectroscopic Survey (MRS). A total of 329,294 MRS spectra from LAMOST DR8 are utilized in the analysis. The $\\mathrm{H}\\alpha$ activity index ($I_{\\mathrm{H}{\\alpha}}$) and the $\\mathrm{H}\\alpha$ $R$-index ($R_{\\mathrm{H}{\\alpha}}$) are evaluated for the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.11431","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2307.11431/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2307.11431","created_at":"2026-07-05T06:35:53.534101+00:00"},{"alias_kind":"arxiv_version","alias_value":"2307.11431v2","created_at":"2026-07-05T06:35:53.534101+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.11431","created_at":"2026-07-05T06:35:53.534101+00:00"},{"alias_kind":"pith_short_12","alias_value":"JF2JOFBGEE4D","created_at":"2026-07-05T06:35:53.534101+00:00"},{"alias_kind":"pith_short_16","alias_value":"JF2JOFBGEE4DR7NO","created_at":"2026-07-05T06:35:53.534101+00:00"},{"alias_kind":"pith_short_8","alias_value":"JF2JOFBG","created_at":"2026-07-05T06:35:53.534101+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/JF2JOFBGEE4DR7NOW4KYTDRODY","json":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY.json","graph_json":"https://pith.science/api/pith-number/JF2JOFBGEE4DR7NOW4KYTDRODY/graph.json","events_json":"https://pith.science/api/pith-number/JF2JOFBGEE4DR7NOW4KYTDRODY/events.json","paper":"https://pith.science/paper/JF2JOFBG"},"agent_actions":{"view_html":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY","download_json":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY.json","view_paper":"https://pith.science/paper/JF2JOFBG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2307.11431&json=true","fetch_graph":"https://pith.science/api/pith-number/JF2JOFBGEE4DR7NOW4KYTDRODY/graph.json","fetch_events":"https://pith.science/api/pith-number/JF2JOFBGEE4DR7NOW4KYTDRODY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY/action/storage_attestation","attest_author":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY/action/author_attestation","sign_citation":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY/action/citation_signature","submit_replication":"https://pith.science/pith/JF2JOFBGEE4DR7NOW4KYTDRODY/action/replication_record"}},"created_at":"2026-07-05T06:35:53.534101+00:00","updated_at":"2026-07-05T06:35:53.534101+00:00"}