{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:LEYAMBBRW36XWFQIZS5KEADUYG","short_pith_number":"pith:LEYAMBBR","schema_version":"1.0","canonical_sha256":"5930060431b6fd7b1608ccbaa20074c1815cdb31bee25e36ca3368e5e9d41489","source":{"kind":"arxiv","id":"1905.09784","version":2},"attestation_state":"computed","paper":{"title":"Puzzling Blue Dips in the Black Hole Candidate Swift J1357.2-0933, from ULTRACAM, SALT, ATCA, Swift and NuSTAR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Beri, D. A. H. Buckley, D. Altamirano, D. Russell, J. A. Paice, J. C. A. Miller-Jones, J. Tomsick, M. J. Middleton, M. M. Kotze, P. A. Charles, P. Gandhi, R. Misra, R. M. Plotkin, T. R. Marsh, V. S. Dhillon, W. D\\'iaz-Merced","submitted_at":"2019-05-23T17:15:48Z","abstract_excerpt":"We present rapid, multiwavelength photometry of the low-mass X-ray binary Swift J1357.2-0933 during its 2017 outburst. Using several sets of quasi-simultaneous ULTRACAM/NTT (optical), NuSTAR (X-ray), XRT/Swift (X-ray), SALT (optical) and ATCA (radio) observations taken during outburst decline, we confirm the frequent optical dipping that has previously been noted both in outburst and in quiescence. We also find: 1) that the dip frequency decreases as the outburst decays, similar to what was seen in the previous outburst, 2) that the dips produce a shape similar to that in binary systems with p"},"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":"1905.09784","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-23T17:15:48Z","cross_cats_sorted":[],"title_canon_sha256":"b97467dd067b40dd37c12e551722cf995ad3175129572bbd289b287ecb6da7c8","abstract_canon_sha256":"d1fdec495dd079ed959cfde489030b01c832f8cb7efffc6bbdb1d24fcd1c764e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:00.149878Z","signature_b64":"O4jD2VsoB5rp+QLMo0UxgOnqvuuWD/st10iVqjTSeksjm4beyIlRFrY2tTCJmfjxnW3ye7pgWP1+oAxb9weSAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5930060431b6fd7b1608ccbaa20074c1815cdb31bee25e36ca3368e5e9d41489","last_reissued_at":"2026-05-17T23:43:00.149361Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:00.149361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Puzzling Blue Dips in the Black Hole Candidate Swift J1357.2-0933, from ULTRACAM, SALT, ATCA, Swift and NuSTAR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Beri, D. A. H. Buckley, D. Altamirano, D. Russell, J. A. Paice, J. C. A. Miller-Jones, J. Tomsick, M. J. Middleton, M. M. Kotze, P. A. Charles, P. Gandhi, R. Misra, R. M. Plotkin, T. R. Marsh, V. S. Dhillon, W. D\\'iaz-Merced","submitted_at":"2019-05-23T17:15:48Z","abstract_excerpt":"We present rapid, multiwavelength photometry of the low-mass X-ray binary Swift J1357.2-0933 during its 2017 outburst. Using several sets of quasi-simultaneous ULTRACAM/NTT (optical), NuSTAR (X-ray), XRT/Swift (X-ray), SALT (optical) and ATCA (radio) observations taken during outburst decline, we confirm the frequent optical dipping that has previously been noted both in outburst and in quiescence. We also find: 1) that the dip frequency decreases as the outburst decays, similar to what was seen in the previous outburst, 2) that the dips produce a shape similar to that in binary systems with p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.09784","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":"1905.09784","created_at":"2026-05-17T23:43:00.149452+00:00"},{"alias_kind":"arxiv_version","alias_value":"1905.09784v2","created_at":"2026-05-17T23:43:00.149452+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.09784","created_at":"2026-05-17T23:43:00.149452+00:00"},{"alias_kind":"pith_short_12","alias_value":"LEYAMBBRW36X","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_16","alias_value":"LEYAMBBRW36XWFQI","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_8","alias_value":"LEYAMBBR","created_at":"2026-05-18T12:33:21.387695+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/LEYAMBBRW36XWFQIZS5KEADUYG","json":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG.json","graph_json":"https://pith.science/api/pith-number/LEYAMBBRW36XWFQIZS5KEADUYG/graph.json","events_json":"https://pith.science/api/pith-number/LEYAMBBRW36XWFQIZS5KEADUYG/events.json","paper":"https://pith.science/paper/LEYAMBBR"},"agent_actions":{"view_html":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG","download_json":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG.json","view_paper":"https://pith.science/paper/LEYAMBBR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1905.09784&json=true","fetch_graph":"https://pith.science/api/pith-number/LEYAMBBRW36XWFQIZS5KEADUYG/graph.json","fetch_events":"https://pith.science/api/pith-number/LEYAMBBRW36XWFQIZS5KEADUYG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG/action/storage_attestation","attest_author":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG/action/author_attestation","sign_citation":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG/action/citation_signature","submit_replication":"https://pith.science/pith/LEYAMBBRW36XWFQIZS5KEADUYG/action/replication_record"}},"created_at":"2026-05-17T23:43:00.149452+00:00","updated_at":"2026-05-17T23:43:00.149452+00:00"}