{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:7FMRXOHTHSKGUWTWCUCMB6XSE3","short_pith_number":"pith:7FMRXOHT","schema_version":"1.0","canonical_sha256":"f9591bb8f33c946a5a761504c0faf226cc084fb63fd407316edec7406683f30d","source":{"kind":"arxiv","id":"1001.1116","version":1},"attestation_state":"computed","paper":{"title":"Photometric multi-site campaign on the open cluster NGC 884 I. Detection of the variable stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Leitner, A. Liakos, A. Narwid, A. Pigulski, B. Acke, B. Kalomeni, B. Steininger, B. Vandenbussche, C. Aerts, C. Gielen, C.-U. Lee, C. Waelkens, C. Zhang, D. H. Kim, D. Ladjal, D. Lorenz, E. Broeders, E. Poretti, E. Puga Antol\\'in, E. Schmidt, E. Vanhollebeke, F. Carrier, G. A. Gelven, G. Davignon, G. Handler, G. Kopacki, G. Michalska, G. Raskin, H. Van Winckel, J. Blommaert, J. Debosscher, J. De Ridder, J.-H. Kwon, J.N. Fu, J. Puschnig, J. R. Eggen, J. Vanautgaerden, K. Uytterhoeven, K. Yakut, L. Schmitzberger, M. Briquet, M. Cherix, M.D. Reed, M. Reyniers, M. Spano, M. St\\c{e}\\'slicki, P. Beck, P. Degroote, P. Lenz, P. Niarchos, R. Drummond, R. Huygen, R. {\\O}stensen, S. Dehaes, S.-L. Kim, S. Prins, S. Saesen, T. Verhoelst, V. Van Helshoecht, W. De Meester, W. Zima, X.J. Jiang, Y. Blom, Y.-J. Lee, Z. Ko{\\l}aczkowski","submitted_at":"2010-01-07T17:23:08Z","abstract_excerpt":"CONTEXT: Recent progress in the seismic interpretation of field beta Cep stars has resulted in improvements of the physics in the stellar structure and evolution models of massive stars. Further asteroseismic constraints can be obtained from studying ensembles of stars in a young open cluster, which all have similar age, distance and chemical composition.\n  AIMS: To improve our comprehension of the beta Cep stars, we studied the young open cluster NGC 884 to discover new B-type pulsators, besides the two known beta Cep stars, and other variable stars.\n  METHODS: An extensive multi-site campaig"},"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":"1001.1116","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-01-07T17:23:08Z","cross_cats_sorted":[],"title_canon_sha256":"77c0ef925e4b5359f5f883b34fec4ef2cee5b5cd75884f0eafbab7132a8a51db","abstract_canon_sha256":"6c8e7647e1d698db2e98c220b6ec403225fae48d74ba4ff7111d85cd7f9526ee"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:04.068555Z","signature_b64":"jfFhOvBOu7SCxZA3W4QSwsRpcKo3ltkg5VHLfNQdcKNTV8QLPhrSiuwU6xQPVT4w3DJw+UpSDiQJwOHLG+qiDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f9591bb8f33c946a5a761504c0faf226cc084fb63fd407316edec7406683f30d","last_reissued_at":"2026-05-18T02:10:04.067764Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:04.067764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Photometric multi-site campaign on the open cluster NGC 884 I. Detection of the variable stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Leitner, A. Liakos, A. Narwid, A. Pigulski, B. Acke, B. Kalomeni, B. Steininger, B. Vandenbussche, C. Aerts, C. Gielen, C.-U. Lee, C. Waelkens, C. Zhang, D. H. Kim, D. Ladjal, D. Lorenz, E. Broeders, E. Poretti, E. Puga Antol\\'in, E. Schmidt, E. Vanhollebeke, F. Carrier, G. A. Gelven, G. Davignon, G. Handler, G. Kopacki, G. Michalska, G. Raskin, H. Van Winckel, J. Blommaert, J. Debosscher, J. De Ridder, J.-H. Kwon, J.N. Fu, J. Puschnig, J. R. Eggen, J. Vanautgaerden, K. Uytterhoeven, K. Yakut, L. Schmitzberger, M. Briquet, M. Cherix, M.D. Reed, M. Reyniers, M. Spano, M. St\\c{e}\\'slicki, P. Beck, P. Degroote, P. Lenz, P. Niarchos, R. Drummond, R. Huygen, R. {\\O}stensen, S. Dehaes, S.-L. Kim, S. Prins, S. Saesen, T. Verhoelst, V. Van Helshoecht, W. De Meester, W. Zima, X.J. Jiang, Y. Blom, Y.-J. Lee, Z. Ko{\\l}aczkowski","submitted_at":"2010-01-07T17:23:08Z","abstract_excerpt":"CONTEXT: Recent progress in the seismic interpretation of field beta Cep stars has resulted in improvements of the physics in the stellar structure and evolution models of massive stars. Further asteroseismic constraints can be obtained from studying ensembles of stars in a young open cluster, which all have similar age, distance and chemical composition.\n  AIMS: To improve our comprehension of the beta Cep stars, we studied the young open cluster NGC 884 to discover new B-type pulsators, besides the two known beta Cep stars, and other variable stars.\n  METHODS: An extensive multi-site campaig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.1116","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":"1001.1116","created_at":"2026-05-18T02:10:04.067904+00:00"},{"alias_kind":"arxiv_version","alias_value":"1001.1116v1","created_at":"2026-05-18T02:10:04.067904+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.1116","created_at":"2026-05-18T02:10:04.067904+00:00"},{"alias_kind":"pith_short_12","alias_value":"7FMRXOHTHSKG","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_16","alias_value":"7FMRXOHTHSKGUWTW","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_8","alias_value":"7FMRXOHT","created_at":"2026-05-18T12:26:04.259169+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/7FMRXOHTHSKGUWTWCUCMB6XSE3","json":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3.json","graph_json":"https://pith.science/api/pith-number/7FMRXOHTHSKGUWTWCUCMB6XSE3/graph.json","events_json":"https://pith.science/api/pith-number/7FMRXOHTHSKGUWTWCUCMB6XSE3/events.json","paper":"https://pith.science/paper/7FMRXOHT"},"agent_actions":{"view_html":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3","download_json":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3.json","view_paper":"https://pith.science/paper/7FMRXOHT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1001.1116&json=true","fetch_graph":"https://pith.science/api/pith-number/7FMRXOHTHSKGUWTWCUCMB6XSE3/graph.json","fetch_events":"https://pith.science/api/pith-number/7FMRXOHTHSKGUWTWCUCMB6XSE3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3/action/storage_attestation","attest_author":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3/action/author_attestation","sign_citation":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3/action/citation_signature","submit_replication":"https://pith.science/pith/7FMRXOHTHSKGUWTWCUCMB6XSE3/action/replication_record"}},"created_at":"2026-05-18T02:10:04.067904+00:00","updated_at":"2026-05-18T02:10:04.067904+00:00"}