{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:WL6NEOMBRQ7HX7UONAST6EVOEA","short_pith_number":"pith:WL6NEOMB","canonical_record":{"source":{"id":"2103.03042","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-03-04T14:05:56Z","cross_cats_sorted":[],"title_canon_sha256":"4def374322591af183c6a5e262431cb520cc4d133fc6e858bf2d5b05006f773b","abstract_canon_sha256":"8213836d2d3eb5b35e447ac72a8686438672ffc747410777a522555fdecd4a8c"},"schema_version":"1.0"},"canonical_sha256":"b2fcd239818c3e7bfe8e68253f12ae2022645e4cd94683333ff5ad02da7f6e26","source":{"kind":"arxiv","id":"2103.03042","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.03042","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"arxiv_version","alias_value":"2103.03042v1","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.03042","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_12","alias_value":"WL6NEOMBRQ7H","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_16","alias_value":"WL6NEOMBRQ7HX7UO","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_8","alias_value":"WL6NEOMB","created_at":"2026-07-05T02:47:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:WL6NEOMBRQ7HX7UONAST6EVOEA","target":"record","payload":{"canonical_record":{"source":{"id":"2103.03042","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-03-04T14:05:56Z","cross_cats_sorted":[],"title_canon_sha256":"4def374322591af183c6a5e262431cb520cc4d133fc6e858bf2d5b05006f773b","abstract_canon_sha256":"8213836d2d3eb5b35e447ac72a8686438672ffc747410777a522555fdecd4a8c"},"schema_version":"1.0"},"canonical_sha256":"b2fcd239818c3e7bfe8e68253f12ae2022645e4cd94683333ff5ad02da7f6e26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:47:05.473794Z","signature_b64":"xPr4h9BSw5ugqIbP7vZkW86clZopWxt16tZwkjJg7xp0gzzxrZKqeuA9q48+I6PxVbS6+sO+kZED97RAgtSjBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2fcd239818c3e7bfe8e68253f12ae2022645e4cd94683333ff5ad02da7f6e26","last_reissued_at":"2026-07-05T02:47:05.473299Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:47:05.473299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.03042","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":"2026-07-05T02:47:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f4S1sPShf7upt82cC60I1JlhOhQAci7U1Rzq/cutDympQ588rRezfRYpAn4Gfc6QASMn7Luacubfaa86EmiIAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T03:29:33.052307Z"},"content_sha256":"81e17e56c1a421c9ccee1082e7859afa48db7727f3d116caefd296672c52f7bc","schema_version":"1.0","event_id":"sha256:81e17e56c1a421c9ccee1082e7859afa48db7727f3d116caefd296672c52f7bc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:WL6NEOMBRQ7HX7UONAST6EVOEA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New SU UMa-type star ZTF18abdlzhd in the Zwicky Transient Facility data","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Aleksandr A. Belinski, Alexandra M. Zubareva, Egor O. Mishin, Konstantin L. Malanchev, Marina A. Burlak, Matwey V. Kornilov, Natalia P. Ikonnikova, Sergei V. Antipin","submitted_at":"2021-03-04T14:05:56Z","abstract_excerpt":"We carried out a search for unknown dwarf novae in a public data release of the Zwicky Transient Facility survey and suspected that the object ZTF18abdlzhd is a SU UMa-type star. Performed multicolor CCD observations permit us to follow its fading from an outburst in August and an entire superoutburst in October 2020. The duration of the superoutburst is 13 days. We detected superhumps with period P = 0.06918(3) d that are characteristic of UGSU type stars."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.03042","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/2103.03042/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":"2026-07-05T02:47:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wI4+bIWQmRmGTKUC+O2npia4wcMp46G6TG/vymSq/vaFTgOI3OMiGJpLx+RpYuJnd5AC1blQrIl1ptJJ2AstDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T03:29:33.052855Z"},"content_sha256":"1ce6d9dc689ae6216cd6da85072fe0e32eba08e2d568b57f25232305856e082b","schema_version":"1.0","event_id":"sha256:1ce6d9dc689ae6216cd6da85072fe0e32eba08e2d568b57f25232305856e082b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/bundle.json","state_url":"https://pith.science/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/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":"2026-08-20T03:29:33Z","links":{"resolver":"https://pith.science/pith/WL6NEOMBRQ7HX7UONAST6EVOEA","bundle":"https://pith.science/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/bundle.json","state":"https://pith.science/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WL6NEOMBRQ7HX7UONAST6EVOEA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:WL6NEOMBRQ7HX7UONAST6EVOEA","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":"8213836d2d3eb5b35e447ac72a8686438672ffc747410777a522555fdecd4a8c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-03-04T14:05:56Z","title_canon_sha256":"4def374322591af183c6a5e262431cb520cc4d133fc6e858bf2d5b05006f773b"},"schema_version":"1.0","source":{"id":"2103.03042","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.03042","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"arxiv_version","alias_value":"2103.03042v1","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.03042","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_12","alias_value":"WL6NEOMBRQ7H","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_16","alias_value":"WL6NEOMBRQ7HX7UO","created_at":"2026-07-05T02:47:05Z"},{"alias_kind":"pith_short_8","alias_value":"WL6NEOMB","created_at":"2026-07-05T02:47:05Z"}],"graph_snapshots":[{"event_id":"sha256:1ce6d9dc689ae6216cd6da85072fe0e32eba08e2d568b57f25232305856e082b","target":"graph","created_at":"2026-07-05T02:47:05Z","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/2103.03042/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We carried out a search for unknown dwarf novae in a public data release of the Zwicky Transient Facility survey and suspected that the object ZTF18abdlzhd is a SU UMa-type star. Performed multicolor CCD observations permit us to follow its fading from an outburst in August and an entire superoutburst in October 2020. The duration of the superoutburst is 13 days. We detected superhumps with period P = 0.06918(3) d that are characteristic of UGSU type stars.","authors_text":"Aleksandr A. Belinski, Alexandra M. Zubareva, Egor O. Mishin, Konstantin L. Malanchev, Marina A. Burlak, Matwey V. Kornilov, Natalia P. Ikonnikova, Sergei V. Antipin","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-03-04T14:05:56Z","title":"New SU UMa-type star ZTF18abdlzhd in the Zwicky Transient Facility data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.03042","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":"sha256:81e17e56c1a421c9ccee1082e7859afa48db7727f3d116caefd296672c52f7bc","target":"record","created_at":"2026-07-05T02:47:05Z","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":"8213836d2d3eb5b35e447ac72a8686438672ffc747410777a522555fdecd4a8c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-03-04T14:05:56Z","title_canon_sha256":"4def374322591af183c6a5e262431cb520cc4d133fc6e858bf2d5b05006f773b"},"schema_version":"1.0","source":{"id":"2103.03042","kind":"arxiv","version":1}},"canonical_sha256":"b2fcd239818c3e7bfe8e68253f12ae2022645e4cd94683333ff5ad02da7f6e26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b2fcd239818c3e7bfe8e68253f12ae2022645e4cd94683333ff5ad02da7f6e26","first_computed_at":"2026-07-05T02:47:05.473299Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:47:05.473299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xPr4h9BSw5ugqIbP7vZkW86clZopWxt16tZwkjJg7xp0gzzxrZKqeuA9q48+I6PxVbS6+sO+kZED97RAgtSjBA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:47:05.473794Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.03042","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81e17e56c1a421c9ccee1082e7859afa48db7727f3d116caefd296672c52f7bc","sha256:1ce6d9dc689ae6216cd6da85072fe0e32eba08e2d568b57f25232305856e082b"],"state_sha256":"4f44ce84bd11de6693e729c8034407e43fa9a3a207dac4de5c05429388ba32d7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gjYhbF4KCvr2/89lwZBtCL48MTuxLRGaepM9j0Nf3cO4QzRJtyYJsIf3UypwjJjYVAdyvxD/DkQFeN+a7D97CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T03:29:33.057620Z","bundle_sha256":"5b28f2ad25909dfc54d8bb40999c9263ab437a3f94c596f057a0731f42e1892b"}}