{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:4OG7Q2F7CS56MSILPTAR6K3KM2","short_pith_number":"pith:4OG7Q2F7","schema_version":"1.0","canonical_sha256":"e38df868bf14bbe6490b7cc11f2b6a6681d70be5b28b7eb2865a940811b086ba","source":{"kind":"arxiv","id":"2101.06402","version":3},"attestation_state":"computed","paper":{"title":"Scope out multiband gravitational-wave observations of GW190521-like binary black holes with space gravitational wave antenna B-DECIGO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Hiroyuki Nakano, Norichika Sago, Ryuichi Fujita, Soichiro Isoyama","submitted_at":"2021-01-16T08:42:55Z","abstract_excerpt":"The gravitational wave event, GW190521 is the most massive binary black hole merger observed by ground-based gravitational wave observatories LIGO/Virgo to date. While the observed gravitational-wave signal is mainly in the merger and ringdown phases, the inspiral gravitational-wave signal of GW190521-like binary will be more visible by space-based detectors in the low-frequency band. In addition, the ringdown gravitational-wave signal will be more loud with the next generation (3G) of ground-based detectors in the high-frequency band, displaying a great potential of the multiband gravitationa"},"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":"2101.06402","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-01-16T08:42:55Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"629113a37b112660a267fd8c6fd9cf96ca14a0c3c643c5950f83f29f59c0e806","abstract_canon_sha256":"f3c68dbfcb9cc93f6ad7b56b0434c1effba175d07cadcf35ec28b177dd9f821e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:43:38.786596Z","signature_b64":"MEun9qaFIqX82KoEoEf5RL3OwXXvQ9fLgEShlWTldTu7jrGtHpzstpZzCnLzI25eSEDMWf7X1GGOuRfwEKeeBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e38df868bf14bbe6490b7cc11f2b6a6681d70be5b28b7eb2865a940811b086ba","last_reissued_at":"2026-07-05T03:43:38.786110Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:43:38.786110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Scope out multiband gravitational-wave observations of GW190521-like binary black holes with space gravitational wave antenna B-DECIGO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Hiroyuki Nakano, Norichika Sago, Ryuichi Fujita, Soichiro Isoyama","submitted_at":"2021-01-16T08:42:55Z","abstract_excerpt":"The gravitational wave event, GW190521 is the most massive binary black hole merger observed by ground-based gravitational wave observatories LIGO/Virgo to date. While the observed gravitational-wave signal is mainly in the merger and ringdown phases, the inspiral gravitational-wave signal of GW190521-like binary will be more visible by space-based detectors in the low-frequency band. In addition, the ringdown gravitational-wave signal will be more loud with the next generation (3G) of ground-based detectors in the high-frequency band, displaying a great potential of the multiband gravitationa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.06402","kind":"arxiv","version":3},"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/2101.06402/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2101.06402","created_at":"2026-07-05T03:43:38.786172+00:00"},{"alias_kind":"arxiv_version","alias_value":"2101.06402v3","created_at":"2026-07-05T03:43:38.786172+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.06402","created_at":"2026-07-05T03:43:38.786172+00:00"},{"alias_kind":"pith_short_12","alias_value":"4OG7Q2F7CS56","created_at":"2026-07-05T03:43:38.786172+00:00"},{"alias_kind":"pith_short_16","alias_value":"4OG7Q2F7CS56MSIL","created_at":"2026-07-05T03:43:38.786172+00:00"},{"alias_kind":"pith_short_8","alias_value":"4OG7Q2F7","created_at":"2026-07-05T03:43:38.786172+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2603.23634","citing_title":"Testing Dark Energy with Black Hole Ringdown","ref_index":94,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2","json":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2.json","graph_json":"https://pith.science/api/pith-number/4OG7Q2F7CS56MSILPTAR6K3KM2/graph.json","events_json":"https://pith.science/api/pith-number/4OG7Q2F7CS56MSILPTAR6K3KM2/events.json","paper":"https://pith.science/paper/4OG7Q2F7"},"agent_actions":{"view_html":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2","download_json":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2.json","view_paper":"https://pith.science/paper/4OG7Q2F7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2101.06402&json=true","fetch_graph":"https://pith.science/api/pith-number/4OG7Q2F7CS56MSILPTAR6K3KM2/graph.json","fetch_events":"https://pith.science/api/pith-number/4OG7Q2F7CS56MSILPTAR6K3KM2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2/action/storage_attestation","attest_author":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2/action/author_attestation","sign_citation":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2/action/citation_signature","submit_replication":"https://pith.science/pith/4OG7Q2F7CS56MSILPTAR6K3KM2/action/replication_record"}},"created_at":"2026-07-05T03:43:38.786172+00:00","updated_at":"2026-07-05T03:43:38.786172+00:00"}