{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:W25SJZFBREFY45XJKTI7VLF6LX","short_pith_number":"pith:W25SJZFB","schema_version":"1.0","canonical_sha256":"b6bb24e4a1890b8e76e954d1faacbe5df2a804c7825e6aa845fef3694e2d20be","source":{"kind":"arxiv","id":"1104.2986","version":1},"attestation_state":"computed","paper":{"title":"RACE-OC Project: Rotation and variability in the epsilon Chamaeleontis, Octans, and Argus stellar associations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.C.Lanzafame, E.F.Guinan, M.Turatto, S.Desidera, S. Messina","submitted_at":"2011-04-15T08:49:37Z","abstract_excerpt":"We aim at determining the rotational and magnetic-related activity properties of stars at different stages of evolution. We focus our attention primarily on members of young stellar associations of known ages. Specifically, we extend our previous analysis in Paper I (Messina et al. 2010, A&A 520, A15) to 3 additional young stellar associations beyond 100 pc and with ages in the range 6-40 Myr: epsilon Chamaeleontis (~6 Myr), Octans (~20 Myr), and Argus (~40 Myr). Additional rotational data of eta Chamaeleontis and IC2391 clusters are also considered. Rotational periods were determined from pho"},"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":"1104.2986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-04-15T08:49:37Z","cross_cats_sorted":[],"title_canon_sha256":"5fa51d1d5934d4029179eeba4ed5e28157ff942d004102d4381add4fb55e65f2","abstract_canon_sha256":"cffac6b1f05017c33ca49dd9f2539027bd4dfed4afa91b7e857ed9efb83b64b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:28.279633Z","signature_b64":"jArMjFYNxEUygcLv3FFdrdAYTf0JzgyIwuZK/7J0D9wMmrU9Ep9H003LyQPcOUTgZ0JZQxHG9JCoebm67QODCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b6bb24e4a1890b8e76e954d1faacbe5df2a804c7825e6aa845fef3694e2d20be","last_reissued_at":"2026-05-18T02:02:28.278945Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:28.278945Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"RACE-OC Project: Rotation and variability in the epsilon Chamaeleontis, Octans, and Argus stellar associations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.C.Lanzafame, E.F.Guinan, M.Turatto, S.Desidera, S. Messina","submitted_at":"2011-04-15T08:49:37Z","abstract_excerpt":"We aim at determining the rotational and magnetic-related activity properties of stars at different stages of evolution. We focus our attention primarily on members of young stellar associations of known ages. Specifically, we extend our previous analysis in Paper I (Messina et al. 2010, A&A 520, A15) to 3 additional young stellar associations beyond 100 pc and with ages in the range 6-40 Myr: epsilon Chamaeleontis (~6 Myr), Octans (~20 Myr), and Argus (~40 Myr). Additional rotational data of eta Chamaeleontis and IC2391 clusters are also considered. Rotational periods were determined from pho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2986","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":"1104.2986","created_at":"2026-05-18T02:02:28.279052+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.2986v1","created_at":"2026-05-18T02:02:28.279052+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2986","created_at":"2026-05-18T02:02:28.279052+00:00"},{"alias_kind":"pith_short_12","alias_value":"W25SJZFBREFY","created_at":"2026-05-18T12:26:44.992195+00:00"},{"alias_kind":"pith_short_16","alias_value":"W25SJZFBREFY45XJ","created_at":"2026-05-18T12:26:44.992195+00:00"},{"alias_kind":"pith_short_8","alias_value":"W25SJZFB","created_at":"2026-05-18T12:26:44.992195+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/W25SJZFBREFY45XJKTI7VLF6LX","json":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX.json","graph_json":"https://pith.science/api/pith-number/W25SJZFBREFY45XJKTI7VLF6LX/graph.json","events_json":"https://pith.science/api/pith-number/W25SJZFBREFY45XJKTI7VLF6LX/events.json","paper":"https://pith.science/paper/W25SJZFB"},"agent_actions":{"view_html":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX","download_json":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX.json","view_paper":"https://pith.science/paper/W25SJZFB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.2986&json=true","fetch_graph":"https://pith.science/api/pith-number/W25SJZFBREFY45XJKTI7VLF6LX/graph.json","fetch_events":"https://pith.science/api/pith-number/W25SJZFBREFY45XJKTI7VLF6LX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX/action/storage_attestation","attest_author":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX/action/author_attestation","sign_citation":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX/action/citation_signature","submit_replication":"https://pith.science/pith/W25SJZFBREFY45XJKTI7VLF6LX/action/replication_record"}},"created_at":"2026-05-18T02:02:28.279052+00:00","updated_at":"2026-05-18T02:02:28.279052+00:00"}