{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:5ITMCUQDFPX3OIIALKRJAME6OD","short_pith_number":"pith:5ITMCUQD","schema_version":"1.0","canonical_sha256":"ea26c152032befb721005aa290309e70ccd0622aa0b4bd56754b42a390f010fa","source":{"kind":"arxiv","id":"2501.03285","version":2},"attestation_state":"computed","paper":{"title":"Modelling noise in gravitational-wave observatories with transdimensional models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.IM","authors_text":"Eric Thrane, Nir Guttman, Paul D. Lasky","submitted_at":"2025-01-06T03:45:57Z","abstract_excerpt":"Modelling noise in gravitational-wave observatories is crucial for accurately inferring the properties of gravitational-wave sources. We introduce a transdimensional Bayesian approach to characterise the noise in ground-based gravitational-wave observatories using the Bayesian inference software $\\texttt{Bilby}$. The algorithm models broadband noise with a combination of power laws; narrowband features with Lorentzians; and shapelets to capture any additional features in the data. We show that our noise model provides a significantly improved fit of the LIGO and Virgo noise amplitude spectral "},"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":"2501.03285","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-01-06T03:45:57Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"907a1953baa9516d4c73836ff4610d0f23ae8dd4e0b92ddcf15ae8bcf8f02b90","abstract_canon_sha256":"d826da68ae9a55fb34a6ee9c9a476c16fbc29ac5f8ee7c40fda3debd942a9bab"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:26:12.407799Z","signature_b64":"G8GNCW9hPOMvVOdvnFxJBqFT0DsI9/B0BOCf1krTFCYWsQxUvfTs+2AJHU75zEc6Ac4yxg/OX7zTP4+Lb7jYBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea26c152032befb721005aa290309e70ccd0622aa0b4bd56754b42a390f010fa","last_reissued_at":"2026-07-05T10:26:12.407034Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:26:12.407034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Modelling noise in gravitational-wave observatories with transdimensional models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.IM","authors_text":"Eric Thrane, Nir Guttman, Paul D. Lasky","submitted_at":"2025-01-06T03:45:57Z","abstract_excerpt":"Modelling noise in gravitational-wave observatories is crucial for accurately inferring the properties of gravitational-wave sources. We introduce a transdimensional Bayesian approach to characterise the noise in ground-based gravitational-wave observatories using the Bayesian inference software $\\texttt{Bilby}$. The algorithm models broadband noise with a combination of power laws; narrowband features with Lorentzians; and shapelets to capture any additional features in the data. We show that our noise model provides a significantly improved fit of the LIGO and Virgo noise amplitude spectral "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03285","kind":"arxiv","version":2},"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/2501.03285/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":"2501.03285","created_at":"2026-07-05T10:26:12.407127+00:00"},{"alias_kind":"arxiv_version","alias_value":"2501.03285v2","created_at":"2026-07-05T10:26:12.407127+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03285","created_at":"2026-07-05T10:26:12.407127+00:00"},{"alias_kind":"pith_short_12","alias_value":"5ITMCUQDFPX3","created_at":"2026-07-05T10:26:12.407127+00:00"},{"alias_kind":"pith_short_16","alias_value":"5ITMCUQDFPX3OIIA","created_at":"2026-07-05T10:26:12.407127+00:00"},{"alias_kind":"pith_short_8","alias_value":"5ITMCUQD","created_at":"2026-07-05T10:26:12.407127+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/5ITMCUQDFPX3OIIALKRJAME6OD","json":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD.json","graph_json":"https://pith.science/api/pith-number/5ITMCUQDFPX3OIIALKRJAME6OD/graph.json","events_json":"https://pith.science/api/pith-number/5ITMCUQDFPX3OIIALKRJAME6OD/events.json","paper":"https://pith.science/paper/5ITMCUQD"},"agent_actions":{"view_html":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD","download_json":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD.json","view_paper":"https://pith.science/paper/5ITMCUQD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2501.03285&json=true","fetch_graph":"https://pith.science/api/pith-number/5ITMCUQDFPX3OIIALKRJAME6OD/graph.json","fetch_events":"https://pith.science/api/pith-number/5ITMCUQDFPX3OIIALKRJAME6OD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD/action/storage_attestation","attest_author":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD/action/author_attestation","sign_citation":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD/action/citation_signature","submit_replication":"https://pith.science/pith/5ITMCUQDFPX3OIIALKRJAME6OD/action/replication_record"}},"created_at":"2026-07-05T10:26:12.407127+00:00","updated_at":"2026-07-05T10:26:12.407127+00:00"}