{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:A6Z6LYD7FSTZYZUNHSF4EVZYJY","short_pith_number":"pith:A6Z6LYD7","schema_version":"1.0","canonical_sha256":"07b3e5e07f2ca79c668d3c8bc257384e32f5574cf20c43ab9617cfa4340deb5c","source":{"kind":"arxiv","id":"1611.09782","version":1},"attestation_state":"computed","paper":{"title":"Swift observations of two outbursts from the magnetar 4U 0142+61","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. P. Beardmore, J. A. Kennea, N. Gehrels, P. Scholz, R. F. Archibald, V. M. Kaspi","submitted_at":"2016-11-29T18:50:37Z","abstract_excerpt":"4U 0142+61 is one of a small class of persistently bright magnetars. Here we report on a monitoring campaign of 4U 0142+61 from 2011 July 26 - 2016 June 12 using the Swift X-ray Telescope, continuing a 16 year timing campaign with the Rossi X-ray Timing Explorer. We show that 4U 0142+61 had two radiatively loud timing events, on 2011 July 29 and 2015 February 28, both with short soft gamma-ray bursts, and a long-lived flux decay associated with each case. We show that the 2015 timing event resulted in a net spin-down of the pulsar due to over-recovery of a glitch. We compare this timing event "},"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":"1611.09782","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-29T18:50:37Z","cross_cats_sorted":[],"title_canon_sha256":"7492b7fd0a8bfb0d79bb0e601f51814a458f8f44ddecf3e7c5fe65fc6a002d0e","abstract_canon_sha256":"3af1c8d960e8f270bfd495e1451d963f5f911a7328ef3e54045be6fcfb6b94dd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:37.534539Z","signature_b64":"ZMbuauuw3Et1lIXDtrwruHQBXFJmsi559dSdaepxt8UAnVdMZ7RF30PFVv7cIVJ0I0LzpXLt54+tv650M3IwBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07b3e5e07f2ca79c668d3c8bc257384e32f5574cf20c43ab9617cfa4340deb5c","last_reissued_at":"2026-05-18T00:52:37.534019Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:37.534019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Swift observations of two outbursts from the magnetar 4U 0142+61","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. P. Beardmore, J. A. Kennea, N. Gehrels, P. Scholz, R. F. Archibald, V. M. Kaspi","submitted_at":"2016-11-29T18:50:37Z","abstract_excerpt":"4U 0142+61 is one of a small class of persistently bright magnetars. Here we report on a monitoring campaign of 4U 0142+61 from 2011 July 26 - 2016 June 12 using the Swift X-ray Telescope, continuing a 16 year timing campaign with the Rossi X-ray Timing Explorer. We show that 4U 0142+61 had two radiatively loud timing events, on 2011 July 29 and 2015 February 28, both with short soft gamma-ray bursts, and a long-lived flux decay associated with each case. We show that the 2015 timing event resulted in a net spin-down of the pulsar due to over-recovery of a glitch. We compare this timing event "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09782","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":"1611.09782","created_at":"2026-05-18T00:52:37.534101+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.09782v1","created_at":"2026-05-18T00:52:37.534101+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09782","created_at":"2026-05-18T00:52:37.534101+00:00"},{"alias_kind":"pith_short_12","alias_value":"A6Z6LYD7FSTZ","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_16","alias_value":"A6Z6LYD7FSTZYZUN","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_8","alias_value":"A6Z6LYD7","created_at":"2026-05-18T12:30:04.600751+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/A6Z6LYD7FSTZYZUNHSF4EVZYJY","json":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY.json","graph_json":"https://pith.science/api/pith-number/A6Z6LYD7FSTZYZUNHSF4EVZYJY/graph.json","events_json":"https://pith.science/api/pith-number/A6Z6LYD7FSTZYZUNHSF4EVZYJY/events.json","paper":"https://pith.science/paper/A6Z6LYD7"},"agent_actions":{"view_html":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY","download_json":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY.json","view_paper":"https://pith.science/paper/A6Z6LYD7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.09782&json=true","fetch_graph":"https://pith.science/api/pith-number/A6Z6LYD7FSTZYZUNHSF4EVZYJY/graph.json","fetch_events":"https://pith.science/api/pith-number/A6Z6LYD7FSTZYZUNHSF4EVZYJY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY/action/storage_attestation","attest_author":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY/action/author_attestation","sign_citation":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY/action/citation_signature","submit_replication":"https://pith.science/pith/A6Z6LYD7FSTZYZUNHSF4EVZYJY/action/replication_record"}},"created_at":"2026-05-18T00:52:37.534101+00:00","updated_at":"2026-05-18T00:52:37.534101+00:00"}