{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:IQOZN76TRUF72KU5IXIL23RGH2","short_pith_number":"pith:IQOZN76T","canonical_record":{"source":{"id":"2006.10934","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-06-19T02:15:09Z","cross_cats_sorted":[],"title_canon_sha256":"d0f6c273eb3ff261fcfa7e9fc389a67ce6e9fb91388965605b43cf9b28995925","abstract_canon_sha256":"063e01d346a0344dab2a642c729c7f61d1ed212cac2a04d97c3a6663671771ab"},"schema_version":"1.0"},"canonical_sha256":"441d96ffd38d0bfd2a9d45d0bd6e263ea07bc0ca3ae8daf4b7c7e747fcc266ea","source":{"kind":"arxiv","id":"2006.10934","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.10934","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"arxiv_version","alias_value":"2006.10934v1","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.10934","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_12","alias_value":"IQOZN76TRUF7","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_16","alias_value":"IQOZN76TRUF72KU5","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_8","alias_value":"IQOZN76T","created_at":"2026-07-05T01:35:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:IQOZN76TRUF72KU5IXIL23RGH2","target":"record","payload":{"canonical_record":{"source":{"id":"2006.10934","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-06-19T02:15:09Z","cross_cats_sorted":[],"title_canon_sha256":"d0f6c273eb3ff261fcfa7e9fc389a67ce6e9fb91388965605b43cf9b28995925","abstract_canon_sha256":"063e01d346a0344dab2a642c729c7f61d1ed212cac2a04d97c3a6663671771ab"},"schema_version":"1.0"},"canonical_sha256":"441d96ffd38d0bfd2a9d45d0bd6e263ea07bc0ca3ae8daf4b7c7e747fcc266ea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:35:34.267541Z","signature_b64":"kAfHpqmjYGsGOjpO94e0YUANsW8xV2ilCFtn+4Q+Yno4scyRQ19mQuCuwqHs/BWzPv27PCMcm6tJs4AGvRqCDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"441d96ffd38d0bfd2a9d45d0bd6e263ea07bc0ca3ae8daf4b7c7e747fcc266ea","last_reissued_at":"2026-07-05T01:35:34.267072Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:35:34.267072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.10934","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:35:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/n17kWuSO8XaOdlVdga3bQ+bmlL3htJi0UQ/VXFXYYgTmrHfC11rJy6wPRUtP71HLu4SyQklwxi45rYenQmHAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T21:18:27.620615Z"},"content_sha256":"4dad5c56b8bcf9593ac7086942eb5cabc97f24b289a8e334ba9bb7e05140a50d","schema_version":"1.0","event_id":"sha256:4dad5c56b8bcf9593ac7086942eb5cabc97f24b289a8e334ba9bb7e05140a50d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:IQOZN76TRUF72KU5IXIL23RGH2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An underlying clock in the extreme flip-flop state transitions of the black hole transient Swift J1658.2-4242","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"1), (2) INAF - Osservatorio Astronomico di Brera, (3) National Astronomical Observatories, (4) Anton Pannekoek Institute of Astronomy, (5) International Centre for Radio Astronomy Research - Curtin University, (6) Instituto de Astrof\\'isica de Canarias, 7), (7) Departamento de Astrof\\'isica, (8) IISER Kolkata, (9) Department of Physics, Astronomy, Chichuan Jin (3), Chinese Academy of Sciences, David Bogensberger (1), Federico Vincentelli (9) ((1) Max Planck Institut f\\\"ur Extraterrestrische Physik, Gabriele Ponti (2, Haiwu Pan (3), James C. A. Miller-Jones (5), Kirpal Nandra (1), Pavan Vynatheya (8), Teo Mu\\~noz-Darias (6, Thomas D. Russell (4), Tomaso M. Belloni (2), Universidad de La Laguna, University of Southampton)","submitted_at":"2020-06-19T02:15:09Z","abstract_excerpt":"Aims: Flip-flops are top-hat-like X-ray flux variations which occur in some transient accreting black hole binary systems and feature simultaneous changes in the spectral hardness and the Power Density Spectrum (PDS). They occur at a crucial time in the evolution of these systems, when the accretion disk emission starts to dominate over coronal emission. Flip-flops have only rarely been observed and are poorly understood.\n  Methods: We detect 15 flip-flops in the 2018 outburst of Swift J1658.2-4242, in observations by XMM-Newton, NuSTAR, Astrosat, Swift, Insight-HXMT, INTEGRAL, and ATCA. We an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.10934","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2006.10934/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:35:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6lxZgn8S/NXS7gsSJndYafbRfVC+R6QxxUoDuyldEaJdrx7EBzMA618pShQKqNVBGPH3WT17K8AxvpUY1zp6Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T21:18:27.621184Z"},"content_sha256":"50972b99218ade258d5b4c404492eb393c36bc1ebbb19ee4ab154955dae39338","schema_version":"1.0","event_id":"sha256:50972b99218ade258d5b4c404492eb393c36bc1ebbb19ee4ab154955dae39338"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IQOZN76TRUF72KU5IXIL23RGH2/bundle.json","state_url":"https://pith.science/pith/IQOZN76TRUF72KU5IXIL23RGH2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IQOZN76TRUF72KU5IXIL23RGH2/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-09T21:18:27Z","links":{"resolver":"https://pith.science/pith/IQOZN76TRUF72KU5IXIL23RGH2","bundle":"https://pith.science/pith/IQOZN76TRUF72KU5IXIL23RGH2/bundle.json","state":"https://pith.science/pith/IQOZN76TRUF72KU5IXIL23RGH2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IQOZN76TRUF72KU5IXIL23RGH2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IQOZN76TRUF72KU5IXIL23RGH2","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":"063e01d346a0344dab2a642c729c7f61d1ed212cac2a04d97c3a6663671771ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-06-19T02:15:09Z","title_canon_sha256":"d0f6c273eb3ff261fcfa7e9fc389a67ce6e9fb91388965605b43cf9b28995925"},"schema_version":"1.0","source":{"id":"2006.10934","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.10934","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"arxiv_version","alias_value":"2006.10934v1","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.10934","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_12","alias_value":"IQOZN76TRUF7","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_16","alias_value":"IQOZN76TRUF72KU5","created_at":"2026-07-05T01:35:34Z"},{"alias_kind":"pith_short_8","alias_value":"IQOZN76T","created_at":"2026-07-05T01:35:34Z"}],"graph_snapshots":[{"event_id":"sha256:50972b99218ade258d5b4c404492eb393c36bc1ebbb19ee4ab154955dae39338","target":"graph","created_at":"2026-07-05T01:35:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.10934/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Aims: Flip-flops are top-hat-like X-ray flux variations which occur in some transient accreting black hole binary systems and feature simultaneous changes in the spectral hardness and the Power Density Spectrum (PDS). They occur at a crucial time in the evolution of these systems, when the accretion disk emission starts to dominate over coronal emission. Flip-flops have only rarely been observed and are poorly understood.\n  Methods: We detect 15 flip-flops in the 2018 outburst of Swift J1658.2-4242, in observations by XMM-Newton, NuSTAR, Astrosat, Swift, Insight-HXMT, INTEGRAL, and ATCA. We an","authors_text":"1), (2) INAF - Osservatorio Astronomico di Brera, (3) National Astronomical Observatories, (4) Anton Pannekoek Institute of Astronomy, (5) International Centre for Radio Astronomy Research - Curtin University, (6) Instituto de Astrof\\'isica de Canarias, 7), (7) Departamento de Astrof\\'isica, (8) IISER Kolkata, (9) Department of Physics, Astronomy, Chichuan Jin (3), Chinese Academy of Sciences, David Bogensberger (1), Federico Vincentelli (9) ((1) Max Planck Institut f\\\"ur Extraterrestrische Physik, Gabriele Ponti (2, Haiwu Pan (3), James C. A. Miller-Jones (5), Kirpal Nandra (1), Pavan Vynatheya (8), Teo Mu\\~noz-Darias (6, Thomas D. Russell (4), Tomaso M. Belloni (2), Universidad de La Laguna, University of Southampton)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-06-19T02:15:09Z","title":"An underlying clock in the extreme flip-flop state transitions of the black hole transient Swift J1658.2-4242"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.10934","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":"sha256:4dad5c56b8bcf9593ac7086942eb5cabc97f24b289a8e334ba9bb7e05140a50d","target":"record","created_at":"2026-07-05T01:35:34Z","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":"063e01d346a0344dab2a642c729c7f61d1ed212cac2a04d97c3a6663671771ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-06-19T02:15:09Z","title_canon_sha256":"d0f6c273eb3ff261fcfa7e9fc389a67ce6e9fb91388965605b43cf9b28995925"},"schema_version":"1.0","source":{"id":"2006.10934","kind":"arxiv","version":1}},"canonical_sha256":"441d96ffd38d0bfd2a9d45d0bd6e263ea07bc0ca3ae8daf4b7c7e747fcc266ea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"441d96ffd38d0bfd2a9d45d0bd6e263ea07bc0ca3ae8daf4b7c7e747fcc266ea","first_computed_at":"2026-07-05T01:35:34.267072Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:35:34.267072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kAfHpqmjYGsGOjpO94e0YUANsW8xV2ilCFtn+4Q+Yno4scyRQ19mQuCuwqHs/BWzPv27PCMcm6tJs4AGvRqCDg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:35:34.267541Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.10934","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4dad5c56b8bcf9593ac7086942eb5cabc97f24b289a8e334ba9bb7e05140a50d","sha256:50972b99218ade258d5b4c404492eb393c36bc1ebbb19ee4ab154955dae39338"],"state_sha256":"3fdb79577ecb592330045935e8b4e25825594de5653eb6f9dd437ea87a2d4b74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M7G49qqIY/3wmbkSCscd3zwPs7aj/S4L7I4qcqPuHOu2n2L3FbkBYobnNSLKD7EmsE81FCQFJkWVu6ReUo8IAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T21:18:27.626552Z","bundle_sha256":"bfa53931fc907787be82ff46654ff8c197473456dc4121a4811617a6cc42c52b"}}