{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:YFQ2OFEFBXIHLLM3BFALHOVW67","short_pith_number":"pith:YFQ2OFEF","schema_version":"1.0","canonical_sha256":"c161a714850dd075ad9b0940b3bab6f7f695530337129fb64d305876987dae0d","source":{"kind":"arxiv","id":"2002.10529","version":2},"attestation_state":"computed","paper":{"title":"Scattered light noise characterisation at the Virgo interferometer with tvf-EMD adaptive algorithm","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alessandro Longo, Antonino Chiummo, Bas Swinkels, Irene Fiori, Michal Was, Nicolas Arnaud, Stefano Bianchi, Wolfango Plastino","submitted_at":"2020-02-24T20:37:26Z","abstract_excerpt":"A methodology of adaptive time series analysis, based on Empirical Mode Decomposition (EMD), and on its time varying version tvf-EMD has been applied to strain data from the gravitational wave interferometer (IFO) Virgo in order to characterise scattered light noise affecting the sensitivity of the IFO in the detection frequency band. Data taken both during hardware injections, when a part of the IFO is put in oscillation for detector characterisation purposes, and during periods of science mode, when the IFO is fully locked and data are used for the detection of gravitational waves, were anal"},"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":"2002.10529","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-02-24T20:37:26Z","cross_cats_sorted":[],"title_canon_sha256":"9ff99fe83da384f0659a7f288b847a0293d02c142be66cfe3e07aac45520bb9e","abstract_canon_sha256":"28f0bfa71f8d8d15b93ac104c60b6117d5e141dba01bcb152f54cf925206777d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:12:29.108355Z","signature_b64":"jUIibSotHKik2S2Lw/1b82C6HRNpVwMjdEgJxrR3Jmb3+bZee9J5o8yf7wPiil5zLmofes0VfhWjyciikLcLBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c161a714850dd075ad9b0940b3bab6f7f695530337129fb64d305876987dae0d","last_reissued_at":"2026-07-05T02:12:29.107977Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:12:29.107977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Scattered light noise characterisation at the Virgo interferometer with tvf-EMD adaptive algorithm","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alessandro Longo, Antonino Chiummo, Bas Swinkels, Irene Fiori, Michal Was, Nicolas Arnaud, Stefano Bianchi, Wolfango Plastino","submitted_at":"2020-02-24T20:37:26Z","abstract_excerpt":"A methodology of adaptive time series analysis, based on Empirical Mode Decomposition (EMD), and on its time varying version tvf-EMD has been applied to strain data from the gravitational wave interferometer (IFO) Virgo in order to characterise scattered light noise affecting the sensitivity of the IFO in the detection frequency band. Data taken both during hardware injections, when a part of the IFO is put in oscillation for detector characterisation purposes, and during periods of science mode, when the IFO is fully locked and data are used for the detection of gravitational waves, were anal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.10529","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/2002.10529/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":"2002.10529","created_at":"2026-07-05T02:12:29.108043+00:00"},{"alias_kind":"arxiv_version","alias_value":"2002.10529v2","created_at":"2026-07-05T02:12:29.108043+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.10529","created_at":"2026-07-05T02:12:29.108043+00:00"},{"alias_kind":"pith_short_12","alias_value":"YFQ2OFEFBXIH","created_at":"2026-07-05T02:12:29.108043+00:00"},{"alias_kind":"pith_short_16","alias_value":"YFQ2OFEFBXIHLLM3","created_at":"2026-07-05T02:12:29.108043+00:00"},{"alias_kind":"pith_short_8","alias_value":"YFQ2OFEF","created_at":"2026-07-05T02:12:29.108043+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/YFQ2OFEFBXIHLLM3BFALHOVW67","json":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67.json","graph_json":"https://pith.science/api/pith-number/YFQ2OFEFBXIHLLM3BFALHOVW67/graph.json","events_json":"https://pith.science/api/pith-number/YFQ2OFEFBXIHLLM3BFALHOVW67/events.json","paper":"https://pith.science/paper/YFQ2OFEF"},"agent_actions":{"view_html":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67","download_json":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67.json","view_paper":"https://pith.science/paper/YFQ2OFEF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2002.10529&json=true","fetch_graph":"https://pith.science/api/pith-number/YFQ2OFEFBXIHLLM3BFALHOVW67/graph.json","fetch_events":"https://pith.science/api/pith-number/YFQ2OFEFBXIHLLM3BFALHOVW67/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67/action/storage_attestation","attest_author":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67/action/author_attestation","sign_citation":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67/action/citation_signature","submit_replication":"https://pith.science/pith/YFQ2OFEFBXIHLLM3BFALHOVW67/action/replication_record"}},"created_at":"2026-07-05T02:12:29.108043+00:00","updated_at":"2026-07-05T02:12:29.108043+00:00"}