{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:OTZZHVXD2QA73F32FE4HSIJKJ5","short_pith_number":"pith:OTZZHVXD","schema_version":"1.0","canonical_sha256":"74f393d6e3d401fd977a293879212a4f6053771fc3547e65fb89dba7033954a7","source":{"kind":"arxiv","id":"1408.6106","version":1},"attestation_state":"computed","paper":{"title":"Lithium enrichment on the single active K1-giant DI Piscium -- Possible joint origin of differential rotation and Li enrichment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"K. Ol\\'ah, K. Vida, L. Kriskovics, T. Granzer, Zs. K\\H{o}v\\'ari","submitted_at":"2014-08-26T13:25:23Z","abstract_excerpt":"We investigate the surface spot activity of the rapidly rotating, lithium-rich active single K-giant DI Psc to measure the surface differential rotation and understand the mechanisms behind the Li-enrichment. Doppler imaging was applied to recover the surface temperature distribution of DI Psc in two subsequent rotational cycles using the individual mapping lines Ca I 6439, Fe I 6430, Fe I 6421 and Li I 6708. Surface differential rotation was derived by cross-correlation of the subsequent maps. Difference maps are produced to study the uniformity of Li-enrichment on the surface. These maps are"},"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":"1408.6106","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-08-26T13:25:23Z","cross_cats_sorted":[],"title_canon_sha256":"0ee80111cdc2bab039fa0d28d31f925b8fa9bf6cd47e48ee60d3995ffdd75555","abstract_canon_sha256":"ce3e6f4ad26fa26cf2cd8ad49c15152a3eb40fdf75e2f7e94dcea1113603d197"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:13.038550Z","signature_b64":"hZzSCh5pQxbpZ1zwmrZGhIts43gkE0CyLKiBdPRVR+8+YdeQW1FxRdcM7do4F7SN0p9uWqYsIELFh0kybMEkCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74f393d6e3d401fd977a293879212a4f6053771fc3547e65fb89dba7033954a7","last_reissued_at":"2026-05-18T01:42:13.037935Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:13.037935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lithium enrichment on the single active K1-giant DI Piscium -- Possible joint origin of differential rotation and Li enrichment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"K. Ol\\'ah, K. Vida, L. Kriskovics, T. Granzer, Zs. K\\H{o}v\\'ari","submitted_at":"2014-08-26T13:25:23Z","abstract_excerpt":"We investigate the surface spot activity of the rapidly rotating, lithium-rich active single K-giant DI Psc to measure the surface differential rotation and understand the mechanisms behind the Li-enrichment. Doppler imaging was applied to recover the surface temperature distribution of DI Psc in two subsequent rotational cycles using the individual mapping lines Ca I 6439, Fe I 6430, Fe I 6421 and Li I 6708. Surface differential rotation was derived by cross-correlation of the subsequent maps. Difference maps are produced to study the uniformity of Li-enrichment on the surface. These maps are"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.6106","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":"1408.6106","created_at":"2026-05-18T01:42:13.038026+00:00"},{"alias_kind":"arxiv_version","alias_value":"1408.6106v1","created_at":"2026-05-18T01:42:13.038026+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.6106","created_at":"2026-05-18T01:42:13.038026+00:00"},{"alias_kind":"pith_short_12","alias_value":"OTZZHVXD2QA7","created_at":"2026-05-18T12:28:43.426989+00:00"},{"alias_kind":"pith_short_16","alias_value":"OTZZHVXD2QA73F32","created_at":"2026-05-18T12:28:43.426989+00:00"},{"alias_kind":"pith_short_8","alias_value":"OTZZHVXD","created_at":"2026-05-18T12:28:43.426989+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/OTZZHVXD2QA73F32FE4HSIJKJ5","json":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5.json","graph_json":"https://pith.science/api/pith-number/OTZZHVXD2QA73F32FE4HSIJKJ5/graph.json","events_json":"https://pith.science/api/pith-number/OTZZHVXD2QA73F32FE4HSIJKJ5/events.json","paper":"https://pith.science/paper/OTZZHVXD"},"agent_actions":{"view_html":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5","download_json":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5.json","view_paper":"https://pith.science/paper/OTZZHVXD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1408.6106&json=true","fetch_graph":"https://pith.science/api/pith-number/OTZZHVXD2QA73F32FE4HSIJKJ5/graph.json","fetch_events":"https://pith.science/api/pith-number/OTZZHVXD2QA73F32FE4HSIJKJ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5/action/storage_attestation","attest_author":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5/action/author_attestation","sign_citation":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5/action/citation_signature","submit_replication":"https://pith.science/pith/OTZZHVXD2QA73F32FE4HSIJKJ5/action/replication_record"}},"created_at":"2026-05-18T01:42:13.038026+00:00","updated_at":"2026-05-18T01:42:13.038026+00:00"}