{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:X6NDJTGRYNJSBAYHRINJ7YJILZ","short_pith_number":"pith:X6NDJTGR","schema_version":"1.0","canonical_sha256":"bf9a34ccd1c3532083078a1a9fe1285e557c806ba8864442afcf5b811b9abbed","source":{"kind":"arxiv","id":"1407.1981","version":2},"attestation_state":"computed","paper":{"title":"Searching for short-period variable stars in the direction of Coma Berenices and Upgren 1 open clusters: Melotte 111 AV 1224 a new eclipsing binary star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J.H. Pena, L. Fox Machado, M. Alvarez, R. Michel","submitted_at":"2014-07-08T07:58:09Z","abstract_excerpt":"We report the results of CCD photometric observations in the direction of the Coma Berenices and Upgren 1 open clusters with the aim at searching for new short-period variable stars. A total of 35 stars were checked for variability. As a result of this search the star designated in the SIMBAD database as Melotte 111 AV 1224 was found to be a new eclipsing binary star. Follow-up Str\\\"omgren photometric and spectroscopic observations allowed us to derive the spectral type, distance, reddening and effective temperature of the star. A preliminary analysis of the binary light curve was performed an"},"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":"1407.1981","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-07-08T07:58:09Z","cross_cats_sorted":[],"title_canon_sha256":"e08fc6c3cf2cc817a3360d19624c15d11a7da34f5a50737548da0fe42ef4d1c1","abstract_canon_sha256":"a05c6e3b77b2265f138c7602a8da2c9c17359290b12d4b0514e468557c9b52c7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:41.007152Z","signature_b64":"CkI82M9pp8gxCfr6hCmT0oG+tW2Lrm+vu6zZsxDyTEuyJC9WDLgnPz1G3eH/FZfN2Dn3TLCHxRCqMlPBR85NCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf9a34ccd1c3532083078a1a9fe1285e557c806ba8864442afcf5b811b9abbed","last_reissued_at":"2026-05-18T01:42:41.006682Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:41.006682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Searching for short-period variable stars in the direction of Coma Berenices and Upgren 1 open clusters: Melotte 111 AV 1224 a new eclipsing binary star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J.H. Pena, L. Fox Machado, M. Alvarez, R. Michel","submitted_at":"2014-07-08T07:58:09Z","abstract_excerpt":"We report the results of CCD photometric observations in the direction of the Coma Berenices and Upgren 1 open clusters with the aim at searching for new short-period variable stars. A total of 35 stars were checked for variability. As a result of this search the star designated in the SIMBAD database as Melotte 111 AV 1224 was found to be a new eclipsing binary star. Follow-up Str\\\"omgren photometric and spectroscopic observations allowed us to derive the spectral type, distance, reddening and effective temperature of the star. A preliminary analysis of the binary light curve was performed an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.1981","kind":"arxiv","version":2},"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":"1407.1981","created_at":"2026-05-18T01:42:41.006754+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.1981v2","created_at":"2026-05-18T01:42:41.006754+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.1981","created_at":"2026-05-18T01:42:41.006754+00:00"},{"alias_kind":"pith_short_12","alias_value":"X6NDJTGRYNJS","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_16","alias_value":"X6NDJTGRYNJSBAYH","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_8","alias_value":"X6NDJTGR","created_at":"2026-05-18T12:28:57.508820+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/X6NDJTGRYNJSBAYHRINJ7YJILZ","json":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ.json","graph_json":"https://pith.science/api/pith-number/X6NDJTGRYNJSBAYHRINJ7YJILZ/graph.json","events_json":"https://pith.science/api/pith-number/X6NDJTGRYNJSBAYHRINJ7YJILZ/events.json","paper":"https://pith.science/paper/X6NDJTGR"},"agent_actions":{"view_html":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ","download_json":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ.json","view_paper":"https://pith.science/paper/X6NDJTGR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.1981&json=true","fetch_graph":"https://pith.science/api/pith-number/X6NDJTGRYNJSBAYHRINJ7YJILZ/graph.json","fetch_events":"https://pith.science/api/pith-number/X6NDJTGRYNJSBAYHRINJ7YJILZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ/action/storage_attestation","attest_author":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ/action/author_attestation","sign_citation":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ/action/citation_signature","submit_replication":"https://pith.science/pith/X6NDJTGRYNJSBAYHRINJ7YJILZ/action/replication_record"}},"created_at":"2026-05-18T01:42:41.006754+00:00","updated_at":"2026-05-18T01:42:41.006754+00:00"}