{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GMDMRD3DJKBZI4JOW2WV4R3RG4","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":"e0f30ed099f9a5fbbc0cf45bf19ab3ce262c38bcd8300568e9e5fa4a7bca60e3","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.IM","hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-17T18:00:14Z","title_canon_sha256":"29186f5983420cc7a180ad88144ee064bcf1cb7e3e410a88f22f20792c229f9a"},"schema_version":"1.0","source":{"id":"2407.12920","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.12920","created_at":"2026-07-05T08:45:13Z"},{"alias_kind":"arxiv_version","alias_value":"2407.12920v1","created_at":"2026-07-05T08:45:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.12920","created_at":"2026-07-05T08:45:13Z"},{"alias_kind":"pith_short_12","alias_value":"GMDMRD3DJKBZ","created_at":"2026-07-05T08:45:13Z"},{"alias_kind":"pith_short_16","alias_value":"GMDMRD3DJKBZI4JO","created_at":"2026-07-05T08:45:13Z"},{"alias_kind":"pith_short_8","alias_value":"GMDMRD3D","created_at":"2026-07-05T08:45:13Z"}],"graph_snapshots":[{"event_id":"sha256:f5618b4983bf053af2611503672ac0fdf161f89f31c9ce289792e8028a85153c","target":"graph","created_at":"2026-07-05T08:45:13Z","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/2407.12920/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose Fast Radio Burst (FRB) timing, which uses the precision measurements of the arrival time differences of repeated FRB signals along multiple sightlines, as a new probe of gravitational waves (GWs) around nHz to $\\mu$Hz frequencies, with the highest frequency limited by FRB repeating period. The anticipated experiment requires a sightline separation of tens of AU, achieved by sending radio telescopes to space. We find the signal of arrival time difference induced by GWs depends only on the local GWs in the solar system and we can correlate the measurements from different FRB sources o","authors_text":"Huangyu Xiao, Lian-Tao Wang, Zhiyao Lu","cross_cats":["astro-ph.CO","astro-ph.HE","astro-ph.IM","hep-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-17T18:00:14Z","title":"A New Probe of $\\mu$Hz Gravitational Waves with FRB Timing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.12920","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":"sha256:43c360f1024d8d886ce85b98db132e0d1a75270996cf9c62401b32247fa609de","target":"record","created_at":"2026-07-05T08:45:13Z","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":"e0f30ed099f9a5fbbc0cf45bf19ab3ce262c38bcd8300568e9e5fa4a7bca60e3","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.IM","hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-17T18:00:14Z","title_canon_sha256":"29186f5983420cc7a180ad88144ee064bcf1cb7e3e410a88f22f20792c229f9a"},"schema_version":"1.0","source":{"id":"2407.12920","kind":"arxiv","version":1}},"canonical_sha256":"3306c88f634a8394712eb6ad5e477137016c02f36d28526366bcaa055336ef68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3306c88f634a8394712eb6ad5e477137016c02f36d28526366bcaa055336ef68","first_computed_at":"2026-07-05T08:45:13.477620Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:45:13.477620Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h620R4a2FW1Ul2qwS6FBDgio/f2+aR5EM3QVINLEZVBUqcOnfzqUpI1OLkL5vp1BXv9+pY65WOe+v/vXLbOSDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:45:13.478023Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.12920","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43c360f1024d8d886ce85b98db132e0d1a75270996cf9c62401b32247fa609de","sha256:f5618b4983bf053af2611503672ac0fdf161f89f31c9ce289792e8028a85153c"],"state_sha256":"4b3451dc90a650e316d9ab2231d53b1e52281bea75814769af7dabaed3ffbe77"}