{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:JAAQZRSTOZ5XS5N5TEXQMFK6W2","short_pith_number":"pith:JAAQZRST","schema_version":"1.0","canonical_sha256":"48010cc653767b7975bd992f06155eb68cd4a48d4069a2c8e3a838cb161b33b2","source":{"kind":"arxiv","id":"1010.3345","version":1},"attestation_state":"computed","paper":{"title":"Evolution of massive Be and Oe stars at low metallicity towards the Long Gamma Ray bursts\\footnote{Based on ESO runs 069.D-0275(A), 072.D-0245(A) and (C).}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Christophe Martayan (ESO-Chile, Dietrich Baade (ESO-HQ), GEPI), Jean Zorec (IAP), Juan Fabregat, Sylvia Ekstrom, Yves Fremat","submitted_at":"2010-10-16T12:33:12Z","abstract_excerpt":"Several studies have shown recently that at low metallicity B-type stars rotate faster than in environments of high metallicity. This is a typical case in the SMC. As a consequence, it is expected that a larger number of fast rotators is found in the SMC than in the Galaxy, in particular a higher fraction of Be/Oe stars. Using the ESO-WFI in its slitless mode, the data from the SMC open clusters were examined and an occurrence of Be stars 3 to 5 times larger than in the Galaxy was found. The evolution of the angular rotational velocity at different metallicities seems to be the main key to und"},"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":"1010.3345","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-16T12:33:12Z","cross_cats_sorted":[],"title_canon_sha256":"200eda4111a53bb403369e277e054b8a0c50fecd6fba5f4542c742a9bdbeb061","abstract_canon_sha256":"5da4c30207aa8e047bd9cc0ae063f58ce7a7bbba99f050e03ebbf77a3416f642"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:39:09.387465Z","signature_b64":"i+jziO1RZ/cl08eOv5aeU2+1ndeFmqpwHDLI1GUXQ62TQvGeqcnwosevn9oKqvP0KiaT2JnWsfb7R/NDAA7HBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48010cc653767b7975bd992f06155eb68cd4a48d4069a2c8e3a838cb161b33b2","last_reissued_at":"2026-05-18T04:39:09.386819Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:39:09.386819Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution of massive Be and Oe stars at low metallicity towards the Long Gamma Ray bursts\\footnote{Based on ESO runs 069.D-0275(A), 072.D-0245(A) and (C).}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Christophe Martayan (ESO-Chile, Dietrich Baade (ESO-HQ), GEPI), Jean Zorec (IAP), Juan Fabregat, Sylvia Ekstrom, Yves Fremat","submitted_at":"2010-10-16T12:33:12Z","abstract_excerpt":"Several studies have shown recently that at low metallicity B-type stars rotate faster than in environments of high metallicity. This is a typical case in the SMC. As a consequence, it is expected that a larger number of fast rotators is found in the SMC than in the Galaxy, in particular a higher fraction of Be/Oe stars. Using the ESO-WFI in its slitless mode, the data from the SMC open clusters were examined and an occurrence of Be stars 3 to 5 times larger than in the Galaxy was found. The evolution of the angular rotational velocity at different metallicities seems to be the main key to und"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.3345","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":"1010.3345","created_at":"2026-05-18T04:39:09.386910+00:00"},{"alias_kind":"arxiv_version","alias_value":"1010.3345v1","created_at":"2026-05-18T04:39:09.386910+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.3345","created_at":"2026-05-18T04:39:09.386910+00:00"},{"alias_kind":"pith_short_12","alias_value":"JAAQZRSTOZ5X","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_16","alias_value":"JAAQZRSTOZ5XS5N5","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_8","alias_value":"JAAQZRST","created_at":"2026-05-18T12:26:09.077623+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/JAAQZRSTOZ5XS5N5TEXQMFK6W2","json":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2.json","graph_json":"https://pith.science/api/pith-number/JAAQZRSTOZ5XS5N5TEXQMFK6W2/graph.json","events_json":"https://pith.science/api/pith-number/JAAQZRSTOZ5XS5N5TEXQMFK6W2/events.json","paper":"https://pith.science/paper/JAAQZRST"},"agent_actions":{"view_html":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2","download_json":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2.json","view_paper":"https://pith.science/paper/JAAQZRST","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1010.3345&json=true","fetch_graph":"https://pith.science/api/pith-number/JAAQZRSTOZ5XS5N5TEXQMFK6W2/graph.json","fetch_events":"https://pith.science/api/pith-number/JAAQZRSTOZ5XS5N5TEXQMFK6W2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2/action/storage_attestation","attest_author":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2/action/author_attestation","sign_citation":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2/action/citation_signature","submit_replication":"https://pith.science/pith/JAAQZRSTOZ5XS5N5TEXQMFK6W2/action/replication_record"}},"created_at":"2026-05-18T04:39:09.386910+00:00","updated_at":"2026-05-18T04:39:09.386910+00:00"}