{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:PX3OBQJOUPBZDZYMA7SUZKRG6G","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":"3681e2692180a663369e514d75881be7cc20899430cd3ccf84ecac15b0298ec1","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-06-12T11:43:40Z","title_canon_sha256":"f4c53e1fdebad253968138bb82fb5121fd6e02c710a186b90bfba33bb405ef5c"},"schema_version":"1.0","source":{"id":"2506.10599","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.10599","created_at":"2026-07-05T11:24:22Z"},{"alias_kind":"arxiv_version","alias_value":"2506.10599v3","created_at":"2026-07-05T11:24:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.10599","created_at":"2026-07-05T11:24:22Z"},{"alias_kind":"pith_short_12","alias_value":"PX3OBQJOUPBZ","created_at":"2026-07-05T11:24:22Z"},{"alias_kind":"pith_short_16","alias_value":"PX3OBQJOUPBZDZYM","created_at":"2026-07-05T11:24:22Z"},{"alias_kind":"pith_short_8","alias_value":"PX3OBQJO","created_at":"2026-07-05T11:24:22Z"}],"graph_snapshots":[{"event_id":"sha256:369f6e6c8c6b5636b123c05735202f300f476243e3b44725e0698d5bcf0609ab","target":"graph","created_at":"2026-07-05T11:24:22Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2506.10599/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The data analysis of space-based gravitational wave detectors like Taiji faces significant challenges from non-stationary noise, which compromises the efficacy of traditional frequency-domain analysis. This work proposes a unified framework based on short-time Fourier transform (STFT) to enhance parameter estimation of Galactic binary and characterization of instrumental noise under non-stationarity. Segmenting data into locally stationary intervals, we derive STFT-based models for signals and noises, and implement Bayesian inference via the extended Whittle likelihood. Validated through the a","authors_text":"Minghui Du, Peng Xu, Ziren Luo","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-06-12T11:43:40Z","title":"Enhancing Taiji's Parameter Estimation under Non-Stationarity: a Time-Frequency Domain Framework for Galactic Binaries and Instrumental Noises"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.10599","kind":"arxiv","version":3},"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":"sha256:1e77cd04577f8ae7cd2ad1b20a58c0595e3f69b440b205b6e870cb4d2b8ce911","target":"record","created_at":"2026-07-05T11:24:22Z","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":"3681e2692180a663369e514d75881be7cc20899430cd3ccf84ecac15b0298ec1","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-06-12T11:43:40Z","title_canon_sha256":"f4c53e1fdebad253968138bb82fb5121fd6e02c710a186b90bfba33bb405ef5c"},"schema_version":"1.0","source":{"id":"2506.10599","kind":"arxiv","version":3}},"canonical_sha256":"7df6e0c12ea3c391e70c07e54caa26f197d37024d1d7df88e993ba6e7e511831","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7df6e0c12ea3c391e70c07e54caa26f197d37024d1d7df88e993ba6e7e511831","first_computed_at":"2026-07-05T11:24:22.886843Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:24:22.886843Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DGvEaPHozuJem+UwmNoumxkbbtTXlTTL29Ss/xh4KN1PaXCsNI9m8xFkNBCHXSPY9QAkSi2hrKyb3N1Zmvn9AA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:24:22.887370Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.10599","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e77cd04577f8ae7cd2ad1b20a58c0595e3f69b440b205b6e870cb4d2b8ce911","sha256:369f6e6c8c6b5636b123c05735202f300f476243e3b44725e0698d5bcf0609ab"],"state_sha256":"31951997c6653095f5042c68f203e4b90cc510de9ab57e831da131a62b171595"}