{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DMSMHGJHKACOS7VN6KSKE2VVZM","short_pith_number":"pith:DMSMHGJH","canonical_record":{"source":{"id":"1605.06221","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-05-20T06:31:08Z","cross_cats_sorted":[],"title_canon_sha256":"293e96e9943b3c1152dac33b4d47d9c6c46352ddcfe764d102b4175197c1373d","abstract_canon_sha256":"5afcc5cb4cc7900e2fb914789b31bae68727a0b256e371a7b0aa26ac3fccc45e"},"schema_version":"1.0"},"canonical_sha256":"1b24c399275004e97eadf2a4a26ab5cb36e5b4ceb5fb64786ec586fb330bc7b7","source":{"kind":"arxiv","id":"1605.06221","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.06221","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"arxiv_version","alias_value":"1605.06221v1","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.06221","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"pith_short_12","alias_value":"DMSMHGJHKACO","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DMSMHGJHKACOS7VN","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DMSMHGJH","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DMSMHGJHKACOS7VN6KSKE2VVZM","target":"record","payload":{"canonical_record":{"source":{"id":"1605.06221","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-05-20T06:31:08Z","cross_cats_sorted":[],"title_canon_sha256":"293e96e9943b3c1152dac33b4d47d9c6c46352ddcfe764d102b4175197c1373d","abstract_canon_sha256":"5afcc5cb4cc7900e2fb914789b31bae68727a0b256e371a7b0aa26ac3fccc45e"},"schema_version":"1.0"},"canonical_sha256":"1b24c399275004e97eadf2a4a26ab5cb36e5b4ceb5fb64786ec586fb330bc7b7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:47.509199Z","signature_b64":"yfX11WLXkZYyHGSYm5rYavjhfbcA89SYx5l/aCUFUUAFif6fnpI2a81WO8RJzuCBZ14QdI5uUGMwS+38PdHEDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b24c399275004e97eadf2a4a26ab5cb36e5b4ceb5fb64786ec586fb330bc7b7","last_reissued_at":"2026-05-18T01:10:47.508831Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:47.508831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.06221","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":"2026-05-18T01:10:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8DWz+6jNENZsmO7fjajCbmtaohHPFWH1y7Y3YPGCmvVcnONt/gte5MtQBY2NF8kaPuP/xzZG0Jr/0vFZUKO8Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:43:49.841914Z"},"content_sha256":"6df305587a1275ac4621750d5cdc3f6ef242c2d4b36f2958f2066a6d0ee31ed8","schema_version":"1.0","event_id":"sha256:6df305587a1275ac4621750d5cdc3f6ef242c2d4b36f2958f2066a6d0ee31ed8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DMSMHGJHKACOS7VN6KSKE2VVZM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Survey of Period Variations of Superhumps in SU UMa-Type Dwarf Novae. VIII: The Eighth Year (2015-2016)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Akira Imada, Aleksei A. Sosnovskij, Aleksei V. Baklanov, Alexandra M. Zubareva, Andrei Simon, Anna M. Zaostrojnykh, Arto Oksanen, Bartomiej Debski, Benjamin Shappee, Berto Monard, Christopher S. Kochanek, Daiki Fukushima, Drahomir Chochol, Eddy Muyllaert, Eiji Yamada, Elena P. Pavlenko, Enrique de Miguel, Franky Dubois, Franz-Josef Hambsch, Geoff Stone, Greg Bolt, Hidehiko Akazawa, Hiroshi Itoh, Ian Miller, Igor Kudzej, Irina B. Voloshina, Javier Ruiz, Jeremy Shears, Jose L. Prieto, Julia V. Babina, Katsura Matsumoto, Kazuko Ando, Keisuke Isogai, Kenji Hirosawa, Kenji Tanabe, Kirill A. Antonyuk, Kiyoshi Kasai, Krzysztof Z. Stanek, Lewis M. Cook, Ludwig Logie, Maksim V. Andreev, Mariko Kimura, Michael Richmond, Minako Ogi, Mitsutaka Hiraga, Naoki Takigawa, Nao Takeda, Naoto Kojiguchi, Natalia Gladilina, Natalia Katysheva, Nikolaj V. Pit, Noritoshi Otani, Oksana I. Antonyuk, Patrick Schmeer, Pavol A. Dubovsky, Peter Starr, Polina Golysheva, Richard Sabo, Rod Stubbings, Roger D. Pickard, Seiichiro Kiyota, Sergey V. Antipin, Sergey Yu. Shugarov, Shawn Dvorak, Siegfried Vanaverbeke, Stella Kafka, Steve Rau, Taichi Kato (Kyoto U), Taiki Tatsumi, Taku Kamibetsunawa, Tamas Tordai, Tonny Vanmunster, Tsuneo Horie, William N. Goff, William Stein, Yuki Sugiura, Yusuke Uto, Yutaka Maeda","submitted_at":"2016-05-20T06:31:08Z","abstract_excerpt":"Continuing the project described by Kato et al. (2009, arXiv:0905.1757), we collected times of superhump maxima for 128 SU UMa-type dwarf novae observed mainly during the 2015-2016 season and characterized these objects. The data have improved the distribution of orbital periods, the relation between the orbital period and the variation of superhumps, the relation between period variations and the rebrightening type in WZ Sge-type objects. Coupled with new measurements of mass ratios using growing stages of superhumps, we now have a clearer and statistically greatly improved evolutionary path "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.06221","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EJ6DQ8zNxBCMMKYpu6AYUsIt0VsfHFVz7eCQsTuTWVDMk73acJpfZ2aty2SBri1NU+sNRmzKLjMZRYdT9R+VBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:43:49.842352Z"},"content_sha256":"d283b6b6a2af6f65494357abce1c25d8454b78e9f02bb0ea154a3629ca777400","schema_version":"1.0","event_id":"sha256:d283b6b6a2af6f65494357abce1c25d8454b78e9f02bb0ea154a3629ca777400"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/bundle.json","state_url":"https://pith.science/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/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":"2026-05-30T12:43:49Z","links":{"resolver":"https://pith.science/pith/DMSMHGJHKACOS7VN6KSKE2VVZM","bundle":"https://pith.science/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/bundle.json","state":"https://pith.science/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DMSMHGJHKACOS7VN6KSKE2VVZM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DMSMHGJHKACOS7VN6KSKE2VVZM","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":"5afcc5cb4cc7900e2fb914789b31bae68727a0b256e371a7b0aa26ac3fccc45e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-05-20T06:31:08Z","title_canon_sha256":"293e96e9943b3c1152dac33b4d47d9c6c46352ddcfe764d102b4175197c1373d"},"schema_version":"1.0","source":{"id":"1605.06221","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.06221","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"arxiv_version","alias_value":"1605.06221v1","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.06221","created_at":"2026-05-18T01:10:47Z"},{"alias_kind":"pith_short_12","alias_value":"DMSMHGJHKACO","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DMSMHGJHKACOS7VN","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DMSMHGJH","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:d283b6b6a2af6f65494357abce1c25d8454b78e9f02bb0ea154a3629ca777400","target":"graph","created_at":"2026-05-18T01:10:47Z","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":"Continuing the project described by Kato et al. (2009, arXiv:0905.1757), we collected times of superhump maxima for 128 SU UMa-type dwarf novae observed mainly during the 2015-2016 season and characterized these objects. The data have improved the distribution of orbital periods, the relation between the orbital period and the variation of superhumps, the relation between period variations and the rebrightening type in WZ Sge-type objects. Coupled with new measurements of mass ratios using growing stages of superhumps, we now have a clearer and statistically greatly improved evolutionary path ","authors_text":"Akira Imada, Aleksei A. Sosnovskij, Aleksei V. Baklanov, Alexandra M. Zubareva, Andrei Simon, Anna M. Zaostrojnykh, Arto Oksanen, Bartomiej Debski, Benjamin Shappee, Berto Monard, Christopher S. Kochanek, Daiki Fukushima, Drahomir Chochol, Eddy Muyllaert, Eiji Yamada, Elena P. Pavlenko, Enrique de Miguel, Franky Dubois, Franz-Josef Hambsch, Geoff Stone, Greg Bolt, Hidehiko Akazawa, Hiroshi Itoh, Ian Miller, Igor Kudzej, Irina B. Voloshina, Javier Ruiz, Jeremy Shears, Jose L. Prieto, Julia V. Babina, Katsura Matsumoto, Kazuko Ando, Keisuke Isogai, Kenji Hirosawa, Kenji Tanabe, Kirill A. Antonyuk, Kiyoshi Kasai, Krzysztof Z. Stanek, Lewis M. Cook, Ludwig Logie, Maksim V. Andreev, Mariko Kimura, Michael Richmond, Minako Ogi, Mitsutaka Hiraga, Naoki Takigawa, Nao Takeda, Naoto Kojiguchi, Natalia Gladilina, Natalia Katysheva, Nikolaj V. Pit, Noritoshi Otani, Oksana I. Antonyuk, Patrick Schmeer, Pavol A. Dubovsky, Peter Starr, Polina Golysheva, Richard Sabo, Rod Stubbings, Roger D. Pickard, Seiichiro Kiyota, Sergey V. Antipin, Sergey Yu. Shugarov, Shawn Dvorak, Siegfried Vanaverbeke, Stella Kafka, Steve Rau, Taichi Kato (Kyoto U), Taiki Tatsumi, Taku Kamibetsunawa, Tamas Tordai, Tonny Vanmunster, Tsuneo Horie, William N. Goff, William Stein, Yuki Sugiura, Yusuke Uto, Yutaka Maeda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-05-20T06:31:08Z","title":"Survey of Period Variations of Superhumps in SU UMa-Type Dwarf Novae. VIII: The Eighth Year (2015-2016)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.06221","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":"sha256:6df305587a1275ac4621750d5cdc3f6ef242c2d4b36f2958f2066a6d0ee31ed8","target":"record","created_at":"2026-05-18T01:10:47Z","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":"5afcc5cb4cc7900e2fb914789b31bae68727a0b256e371a7b0aa26ac3fccc45e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-05-20T06:31:08Z","title_canon_sha256":"293e96e9943b3c1152dac33b4d47d9c6c46352ddcfe764d102b4175197c1373d"},"schema_version":"1.0","source":{"id":"1605.06221","kind":"arxiv","version":1}},"canonical_sha256":"1b24c399275004e97eadf2a4a26ab5cb36e5b4ceb5fb64786ec586fb330bc7b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b24c399275004e97eadf2a4a26ab5cb36e5b4ceb5fb64786ec586fb330bc7b7","first_computed_at":"2026-05-18T01:10:47.508831Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:47.508831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yfX11WLXkZYyHGSYm5rYavjhfbcA89SYx5l/aCUFUUAFif6fnpI2a81WO8RJzuCBZ14QdI5uUGMwS+38PdHEDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:47.509199Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.06221","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6df305587a1275ac4621750d5cdc3f6ef242c2d4b36f2958f2066a6d0ee31ed8","sha256:d283b6b6a2af6f65494357abce1c25d8454b78e9f02bb0ea154a3629ca777400"],"state_sha256":"c2632c83651d1504fff81aeadf77188bf3374d3566eea8cfb632655a42607fd9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZMARgmE3AO/Qn1tDzH7hc86/MGGWpLp3oOjWSxoAF1Km1NcClvHxylYX8kVm6p3wyQeo3+vqauAqYQir4Xn5Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T12:43:49.846103Z","bundle_sha256":"4070618485322283c56612a5436af0757d3c30387522f880e2433a8aa75df682"}}