{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:HH4XMF3M4UIO4MOUY3PGYTON6M","short_pith_number":"pith:HH4XMF3M","schema_version":"1.0","canonical_sha256":"39f976176ce510ee31d4c6de6c4dcdf3113e6bc5d4ff34fca5e99d4e6764a73b","source":{"kind":"arxiv","id":"1710.04674","version":1},"attestation_state":"computed","paper":{"title":"Method to Estimate the Effective Temperatures of Late-Type Giants using Line-Depth Ratios in the Wavelength Range 0.97-1.32$\\mu $m","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chikako Yasui, Daisuke Taniguchi, Hideyo Kawakita, Hiroaki Sameshima, Kei Fukue, Naoto Kobayashi, Noriyuki Matsunaga, Satoshi Hamano, Sohei Kondo, Yuji Ikeda","submitted_at":"2017-10-12T18:01:08Z","abstract_excerpt":"The effective temperature, one of the most fundamental atmospheric parameters of a star, can be estimated using various methods, and here we focus on the method using line-depth ratios (LDRs). This method combines low- and high-excitation lines and makes use of relations between LDRs of these line pairs and the effective temperature. It has an advantage, for example, of being minimally affected by interstellar reddening, which changes stellar colours. We report 81 relations between LDRs and the effective temperature established with high-resolution, $\\lambda /\\Delta \\lambda \\sim 28,000$, spect"},"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":"1710.04674","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-10-12T18:01:08Z","cross_cats_sorted":[],"title_canon_sha256":"2dd7dd7f9a28009048c29a5b4d65c29d50e51fe6e211b63a3e53f76989766dae","abstract_canon_sha256":"dcc0373711a820d1700ff3e33c57650f5ae338694e30f2a100b9f4aaf7ba04bc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:13.521184Z","signature_b64":"EsYxsPlnZiAABVFQPqbiqOiyOrviR51CtmTeUprzMcLTBx5Q68RoO7C8MiSuolkWrq9NHyjnf4VfcVm+l5xvDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"39f976176ce510ee31d4c6de6c4dcdf3113e6bc5d4ff34fca5e99d4e6764a73b","last_reissued_at":"2026-05-18T00:28:13.520588Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:13.520588Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Method to Estimate the Effective Temperatures of Late-Type Giants using Line-Depth Ratios in the Wavelength Range 0.97-1.32$\\mu $m","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chikako Yasui, Daisuke Taniguchi, Hideyo Kawakita, Hiroaki Sameshima, Kei Fukue, Naoto Kobayashi, Noriyuki Matsunaga, Satoshi Hamano, Sohei Kondo, Yuji Ikeda","submitted_at":"2017-10-12T18:01:08Z","abstract_excerpt":"The effective temperature, one of the most fundamental atmospheric parameters of a star, can be estimated using various methods, and here we focus on the method using line-depth ratios (LDRs). This method combines low- and high-excitation lines and makes use of relations between LDRs of these line pairs and the effective temperature. It has an advantage, for example, of being minimally affected by interstellar reddening, which changes stellar colours. We report 81 relations between LDRs and the effective temperature established with high-resolution, $\\lambda /\\Delta \\lambda \\sim 28,000$, spect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.04674","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":"1710.04674","created_at":"2026-05-18T00:28:13.520675+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.04674v1","created_at":"2026-05-18T00:28:13.520675+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.04674","created_at":"2026-05-18T00:28:13.520675+00:00"},{"alias_kind":"pith_short_12","alias_value":"HH4XMF3M4UIO","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_16","alias_value":"HH4XMF3M4UIO4MOU","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_8","alias_value":"HH4XMF3M","created_at":"2026-05-18T12:31:18.294218+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/HH4XMF3M4UIO4MOUY3PGYTON6M","json":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M.json","graph_json":"https://pith.science/api/pith-number/HH4XMF3M4UIO4MOUY3PGYTON6M/graph.json","events_json":"https://pith.science/api/pith-number/HH4XMF3M4UIO4MOUY3PGYTON6M/events.json","paper":"https://pith.science/paper/HH4XMF3M"},"agent_actions":{"view_html":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M","download_json":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M.json","view_paper":"https://pith.science/paper/HH4XMF3M","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.04674&json=true","fetch_graph":"https://pith.science/api/pith-number/HH4XMF3M4UIO4MOUY3PGYTON6M/graph.json","fetch_events":"https://pith.science/api/pith-number/HH4XMF3M4UIO4MOUY3PGYTON6M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M/action/storage_attestation","attest_author":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M/action/author_attestation","sign_citation":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M/action/citation_signature","submit_replication":"https://pith.science/pith/HH4XMF3M4UIO4MOUY3PGYTON6M/action/replication_record"}},"created_at":"2026-05-18T00:28:13.520675+00:00","updated_at":"2026-05-18T00:28:13.520675+00:00"}