{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:XVFW3OUBV3KDO73JP7MJOHSO7C","short_pith_number":"pith:XVFW3OUB","schema_version":"1.0","canonical_sha256":"bd4b6dba81aed4377f697fd8971e4ef8803dfd85e563ed350ee26781e5bfefb6","source":{"kind":"arxiv","id":"1509.00827","version":1},"attestation_state":"computed","paper":{"title":"The VMC survey - XVI. Spatial variation of the cluster-formation activity in the innermost regions of the Large Magellanic Cloud","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andr\\'es E. Piatti, Bi-Qing For, Kenji Bekki, Marcella Marconi, Maria-Rosa L. Cioni, Richard de Grijs, Stefano Rubele, Valentin D. Ivanov, Vincenzo Ripepi","submitted_at":"2015-09-02T19:23:20Z","abstract_excerpt":"We present results based on $YJK_{\\rm s}$ photometry of star clusters in the Large Magellanic Cloud (LMC), distributed throughout the central part of the galaxy's bar and the 30 Doradus region. We analysed the field-star decontaminated colour--magnitude diagrams of 313 clusters to estimate their reddening values and ages. The clusters are affected by a mean reddening of $E(B-V) \\in [0.2,0.3]$ mag, where the average internal LMC reddening amounts to $\\sim$ 0.1--0.2 mag. The region covering 30 Doradus includes clusters with reddening values in excess of $E(B-V)$ = 0.4 mag. Our cluster sample spa"},"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":"1509.00827","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-02T19:23:20Z","cross_cats_sorted":[],"title_canon_sha256":"dc107a59ed70f46a1153b4f3597aa159799173a13dd8ce23fac5afe288418899","abstract_canon_sha256":"3972d35c77ff34884c4a6c6aa29b7ca94e5f68d17864cd3cac8c992042c3d876"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:57.582477Z","signature_b64":"8Qocrg8RzQAPJJEv2yIc0YGVSyRxwEypkbd6LQs//qFxzryVIhHm1DdMhpK/4e0tHErDEeVjT6hY6kDaB5tADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd4b6dba81aed4377f697fd8971e4ef8803dfd85e563ed350ee26781e5bfefb6","last_reissued_at":"2026-05-18T01:30:57.581822Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:57.581822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The VMC survey - XVI. Spatial variation of the cluster-formation activity in the innermost regions of the Large Magellanic Cloud","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andr\\'es E. Piatti, Bi-Qing For, Kenji Bekki, Marcella Marconi, Maria-Rosa L. Cioni, Richard de Grijs, Stefano Rubele, Valentin D. Ivanov, Vincenzo Ripepi","submitted_at":"2015-09-02T19:23:20Z","abstract_excerpt":"We present results based on $YJK_{\\rm s}$ photometry of star clusters in the Large Magellanic Cloud (LMC), distributed throughout the central part of the galaxy's bar and the 30 Doradus region. We analysed the field-star decontaminated colour--magnitude diagrams of 313 clusters to estimate their reddening values and ages. The clusters are affected by a mean reddening of $E(B-V) \\in [0.2,0.3]$ mag, where the average internal LMC reddening amounts to $\\sim$ 0.1--0.2 mag. The region covering 30 Doradus includes clusters with reddening values in excess of $E(B-V)$ = 0.4 mag. Our cluster sample spa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.00827","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":"1509.00827","created_at":"2026-05-18T01:30:57.581927+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.00827v1","created_at":"2026-05-18T01:30:57.581927+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.00827","created_at":"2026-05-18T01:30:57.581927+00:00"},{"alias_kind":"pith_short_12","alias_value":"XVFW3OUBV3KD","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_16","alias_value":"XVFW3OUBV3KDO73J","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_8","alias_value":"XVFW3OUB","created_at":"2026-05-18T12:29:50.041715+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/XVFW3OUBV3KDO73JP7MJOHSO7C","json":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C.json","graph_json":"https://pith.science/api/pith-number/XVFW3OUBV3KDO73JP7MJOHSO7C/graph.json","events_json":"https://pith.science/api/pith-number/XVFW3OUBV3KDO73JP7MJOHSO7C/events.json","paper":"https://pith.science/paper/XVFW3OUB"},"agent_actions":{"view_html":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C","download_json":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C.json","view_paper":"https://pith.science/paper/XVFW3OUB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.00827&json=true","fetch_graph":"https://pith.science/api/pith-number/XVFW3OUBV3KDO73JP7MJOHSO7C/graph.json","fetch_events":"https://pith.science/api/pith-number/XVFW3OUBV3KDO73JP7MJOHSO7C/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C/action/storage_attestation","attest_author":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C/action/author_attestation","sign_citation":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C/action/citation_signature","submit_replication":"https://pith.science/pith/XVFW3OUBV3KDO73JP7MJOHSO7C/action/replication_record"}},"created_at":"2026-05-18T01:30:57.581927+00:00","updated_at":"2026-05-18T01:30:57.581927+00:00"}