{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:DI7GPYRFW4OXJD2HPUQVI7XW7M","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":"b168da02a3742a43b8cc771ec1df604a44afc0285e9a52a57bee6984f84fac1e","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2002-06-11T18:38:26Z","title_canon_sha256":"6c47761e4ea635c36e4698f122e074a8b637998a5e8baa1a5d35aac0174ebb06"},"schema_version":"1.0","source":{"id":"gr-qc/0206032","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0206032","created_at":"2026-05-18T01:06:47Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0206032v1","created_at":"2026-05-18T01:06:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0206032","created_at":"2026-05-18T01:06:47Z"},{"alias_kind":"pith_short_12","alias_value":"DI7GPYRFW4OX","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"DI7GPYRFW4OXJD2H","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"DI7GPYRF","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:641e4c600b0d8c68c2642986aaa06edfa16639aaa6c463cc51f945ed9cc4c966","target":"graph","created_at":"2026-05-18T01:06:47Z","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"},"paper":{"abstract_excerpt":"We derive and study optimal and nearly-optimal strategies for the detection of sinusoidal signals hidden in additive (Gaussian and non-Gaussian) noise. Such strategies are an essential part of algorithms for the detection of the gravitational Continuous Wave\n (CW) signals produced by pulsars. Optimal strategies are derived for the case where the signal phase is not known and the product of the signal frequency and the observation time is non-integral.","authors_text":"Bernard F. Schutz, Bruce Allen, Maria Alessandra Papa","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2002-06-11T18:38:26Z","title":"Optimal Strategies for Sinusoidal Signal Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0206032","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:a38f7f97e999ddeed3ab54b5c2b499c2e1139c68bcc76c67416d223b5d0a7e0d","target":"record","created_at":"2026-05-18T01:06:47Z","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":"b168da02a3742a43b8cc771ec1df604a44afc0285e9a52a57bee6984f84fac1e","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2002-06-11T18:38:26Z","title_canon_sha256":"6c47761e4ea635c36e4698f122e074a8b637998a5e8baa1a5d35aac0174ebb06"},"schema_version":"1.0","source":{"id":"gr-qc/0206032","kind":"arxiv","version":1}},"canonical_sha256":"1a3e67e225b71d748f477d21547ef6fb048d4a4cb14c6f8e4c691f7552fbd7b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a3e67e225b71d748f477d21547ef6fb048d4a4cb14c6f8e4c691f7552fbd7b8","first_computed_at":"2026-05-18T01:06:47.669538Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:47.669538Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bYWvIQwNyhKJAcj4SkTh22aT7a7fqa9X20RDESDFycwFPxwQLKWvvLycFmctdepX1BJxd+y/FDqGkpHQ9aMEDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:47.669995Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/0206032","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a38f7f97e999ddeed3ab54b5c2b499c2e1139c68bcc76c67416d223b5d0a7e0d","sha256:641e4c600b0d8c68c2642986aaa06edfa16639aaa6c463cc51f945ed9cc4c966"],"state_sha256":"f5059df88f2d55bc9880c36e9b83ea7a21ec3c66cda277a5c91e39d08e66df8e"}