{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:KTKFSMVFTX6Z4WIDT2LVS5C4HW","short_pith_number":"pith:KTKFSMVF","schema_version":"1.0","canonical_sha256":"54d45932a59dfd9e59039e9759745c3dbd4707f10fee24bb91348af2d2df1f01","source":{"kind":"arxiv","id":"2608.09811","version":1},"attestation_state":"computed","paper":{"title":"Probing ultralight bosons with LISA observations of spinning black hole mergers and follow-up searches of merger remnants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Ifigeneia Giannakoudi, Maxence Corman, William E. East","submitted_at":"2026-08-10T16:32:04Z","abstract_excerpt":"Ultralight bosons can trigger superradiant instabilities around\n  rotating black holes, extracting angular momentum and leading in some cases to observable gravitational signatures.\n  When the associated spin-down timescale is shorter than the black hole lifetimes and the spin-up timescales due to, e.g. accretion, this process imposes an upper limit on black hole spins. In addition, the formation and subsequent dissipation of boson clouds generates quasi-continuous gravitational wave emission. In this work, we explore the prospects for constraining and detecting ultralight bosons with observat"},"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":"2608.09811","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2026-08-10T16:32:04Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"7824cfd4ba2c0d79d7ebb5390bd907d6b7494ed235b1dc01b122e2a231e9a1f5","abstract_canon_sha256":"833029357aa1105979f355e547ce45b7d3a751ccbe0ebc41ad554940c406c7a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T02:25:08.721473Z","signature_b64":"B8MlmRG2iRSUzFsUTUoMKJqAef7oAmwriQOITneBKrIaqSvYmjO7Yh1y1oCQ98M9zOL7zTG6IhY58TOSOy5zBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54d45932a59dfd9e59039e9759745c3dbd4707f10fee24bb91348af2d2df1f01","last_reissued_at":"2026-08-11T02:25:08.719777Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T02:25:08.719777Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing ultralight bosons with LISA observations of spinning black hole mergers and follow-up searches of merger remnants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Ifigeneia Giannakoudi, Maxence Corman, William E. East","submitted_at":"2026-08-10T16:32:04Z","abstract_excerpt":"Ultralight bosons can trigger superradiant instabilities around\n  rotating black holes, extracting angular momentum and leading in some cases to observable gravitational signatures.\n  When the associated spin-down timescale is shorter than the black hole lifetimes and the spin-up timescales due to, e.g. accretion, this process imposes an upper limit on black hole spins. In addition, the formation and subsequent dissipation of boson clouds generates quasi-continuous gravitational wave emission. In this work, we explore the prospects for constraining and detecting ultralight bosons with observat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09811","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/2608.09811/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":"2608.09811","created_at":"2026-08-11T02:25:08.720457+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.09811v1","created_at":"2026-08-11T02:25:08.720457+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09811","created_at":"2026-08-11T02:25:08.720457+00:00"},{"alias_kind":"pith_short_12","alias_value":"KTKFSMVFTX6Z","created_at":"2026-08-11T02:25:08.720457+00:00"},{"alias_kind":"pith_short_16","alias_value":"KTKFSMVFTX6Z4WID","created_at":"2026-08-11T02:25:08.720457+00:00"},{"alias_kind":"pith_short_8","alias_value":"KTKFSMVF","created_at":"2026-08-11T02:25:08.720457+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW","json":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW.json","graph_json":"https://pith.science/api/pith-number/KTKFSMVFTX6Z4WIDT2LVS5C4HW/graph.json","events_json":"https://pith.science/api/pith-number/KTKFSMVFTX6Z4WIDT2LVS5C4HW/events.json","paper":"https://pith.science/paper/KTKFSMVF"},"agent_actions":{"view_html":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW","download_json":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW.json","view_paper":"https://pith.science/paper/KTKFSMVF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.09811&json=true","fetch_graph":"https://pith.science/api/pith-number/KTKFSMVFTX6Z4WIDT2LVS5C4HW/graph.json","fetch_events":"https://pith.science/api/pith-number/KTKFSMVFTX6Z4WIDT2LVS5C4HW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW/action/storage_attestation","attest_author":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW/action/author_attestation","sign_citation":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW/action/citation_signature","submit_replication":"https://pith.science/pith/KTKFSMVFTX6Z4WIDT2LVS5C4HW/action/replication_record"}},"created_at":"2026-08-11T02:25:08.720457+00:00","updated_at":"2026-08-11T02:25:08.720457+00:00"}