{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:53H7DXHDRONFOWFS5DGYAO7CJX","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"e5d2fd7ef8944363b63774df98d163e98f82efff145380b6e0aa6daf02162162","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-05-09T08:33:54Z","title_canon_sha256":"f0ec636775b19326d0fadda59d29a04ba8f81f2dd56a64f636377b24ee68e06a"},"schema_version":"1.0","source":{"id":"1605.02467","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02467","created_at":"2026-05-18T01:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02467v1","created_at":"2026-05-18T01:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02467","created_at":"2026-05-18T01:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"53H7DXHDRONF","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"53H7DXHDRONFOWFS","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"53H7DXHD","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:d0d5f6eb28735f45b27bac64ce312b4f9924b51c6c3d6853f63817bf9b4a5be0","target":"graph","created_at":"2026-05-18T01:10:30Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper we report the results of an X-ray monitoring campaign on the heavily obscured Seyfert galaxy Markarian 3 carried out between the fall of 2014 and the spring of 2015 with NuSTAR, Suzaku and XMM-Newton. The hard X-ray spectrum of Markarian 3 is variable on all the time scales probed by our campaign, down to a few days. The observed continuum variability is due to an intrinsically variable primary continuum seen in transmission through a large, but still Compton-thin column density (N_H~0.8-1.1$\\times$10$^{24}$ cm$^{-2}$). If arranged in a spherical-toroidal geometry, the Compton sc","authors_text":"(10) Space Sciences Laboratory, (11) Department of Astronomy, 12, (12) Institute for Gravitation, 13), (13) Department of Physics, (14) Cahill Center for Astrophysics, (15) DTU Space - National Space Institute, 16), (16) Lawrence Livermore National Laboratory, (17) Columbia Astrophysics Laboratory, (18) Institute for Astronomy, (19) Catedr\\'atica CONACYT, 2), (20) NASA Goddard Space Flight Centre, (21) Department of Astronomy, (22) NASA Jet Propulsion Laboratory, (23) Astronomical Institute, (2) European Space Astronomy Center of ESA, (3) INAF-Osservatorio di Arcetri, (4) Department of Physics, (5) Instituto de Fis\\'ica y Astronom\\'ia, (6) Instituto de Astrof\\'isica, 7, (7) Millennium Institute of Astrophysics (MAS), 8), (8) Space Science Institute, (9) Dipartimento di Matematica e Fisica, A.Longinotti (19), A.Marinucci (9), Astronautical Science (JAXA), Astrophysics, California Institute of Technology, C.J.Hailey (17), C.Markwardt (20), Columbia University, C.Ricci (6), C.S.Reynolds (21), Czech Academy of Sciences), Department of Physics, D.Stern (22), D.Walton (22), Ehime University, ETH Zurich, F.E.Bauer (6, F.E.Christensen (15), F.Harrison (14), G.Matt (9), G.Risaliti (3), H.Awaki (4), J.Svoboda (23), K.Forster (14), M.Brightman (14), M.Guainazzi (1, M.Koss (18), P.Arevalo (5), Pontificia Universidad Cat\\'olica de Chile, S.Bianchi (9), S.E.Boggs (10), Technical University of Denmark, the Cosmos, The Pennsylvania State University, The Pennsylvanya State University, Universidad de Valpara\\'iso, Universit\\`a degli Studi Roma Tre, University of California, University of Maryland, W.N.Brandt (11, W.W.Craig (10, W.Zhang (20) ((1) Institute of Space","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-05-09T08:33:54Z","title":"The nature of the torus in the heavily obscured AGN Markarian 3: an X-ray study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02467","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:9cec7615a98c4f9d8a2f7e9eb4ace528dcc9c0442c8e69407b26f4b25c870af5","target":"record","created_at":"2026-05-18T01:10:30Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"e5d2fd7ef8944363b63774df98d163e98f82efff145380b6e0aa6daf02162162","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-05-09T08:33:54Z","title_canon_sha256":"f0ec636775b19326d0fadda59d29a04ba8f81f2dd56a64f636377b24ee68e06a"},"schema_version":"1.0","source":{"id":"1605.02467","kind":"arxiv","version":1}},"canonical_sha256":"eecff1dce38b9a5758b2e8cd803be24dc8993cce5a2501b065ab1663f40b8d96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eecff1dce38b9a5758b2e8cd803be24dc8993cce5a2501b065ab1663f40b8d96","first_computed_at":"2026-05-18T01:10:30.207044Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:30.207044Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m30lUBDfZIJNx4P0ERedYmovDjmqkKGV1hC9VE6OjsdiJsR1QV0TMW22HqIiE8sgw+Q+j+Tf7ggOtrM147jpAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:30.207540Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02467","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9cec7615a98c4f9d8a2f7e9eb4ace528dcc9c0442c8e69407b26f4b25c870af5","sha256:d0d5f6eb28735f45b27bac64ce312b4f9924b51c6c3d6853f63817bf9b4a5be0"],"state_sha256":"42eac32c544698ab7afa8e40a623d69ad361b7dc50b01bbdfb4fd1a9e04f28b5"}