{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:FSBCZ6MU5RAKRIU536UZIJTI26","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":"72be082d9272cbf82b84f51b6549c92db69226c81f80376bc584a44fb82cccb3","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-10-10T14:17:04Z","title_canon_sha256":"74e03b5367aa987bd0a4c90f35970557e06548ebc1419f2dd3f81a46b54714e9"},"schema_version":"1.0","source":{"id":"2410.07949","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.07949","created_at":"2026-07-05T10:59:02Z"},{"alias_kind":"arxiv_version","alias_value":"2410.07949v2","created_at":"2026-07-05T10:59:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.07949","created_at":"2026-07-05T10:59:02Z"},{"alias_kind":"pith_short_12","alias_value":"FSBCZ6MU5RAK","created_at":"2026-07-05T10:59:02Z"},{"alias_kind":"pith_short_16","alias_value":"FSBCZ6MU5RAKRIU5","created_at":"2026-07-05T10:59:02Z"},{"alias_kind":"pith_short_8","alias_value":"FSBCZ6MU","created_at":"2026-07-05T10:59:02Z"}],"graph_snapshots":[{"event_id":"sha256:3e9c1537474a39c005fdb51f172f67b14275caf790160df418efdfaac7cc4a73","target":"graph","created_at":"2026-07-05T10:59:02Z","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/2410.07949/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The observations from pulsar timing arrays (PTAs), led by the North American Nanohertz Observatory for Gravitational Waves (NANOGrav), have provided opportunities to constrain primordial gravitational waves at low frequencies. In this paper, we analyze the best-fit parameter values for different Gauss-Bonnet Inflationary Gravitational Wave (GB-IGW) models with the PTArcade program, and we compare the results with the observations of NANOGrav, European Pulsar Timing Array (EPTA), Parkes Pulsar Timing Array (PPTA), and International Pulsar Timing Array (IPTA). We find the potential parameter $n$","authors_text":"Lu Yin","cross_cats":["astro-ph.HE","gr-qc","hep-ph"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-10-10T14:17:04Z","title":"Does Gauss-Bonnet Inflationary Gravitational Waves satisfy the Pulsar Timing Arrays observations?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.07949","kind":"arxiv","version":2},"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":"sha256:9e9b0451c29c46133b1e03b4837b5ab5815b48adb23b4a9d07291f1823689314","target":"record","created_at":"2026-07-05T10:59:02Z","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":"72be082d9272cbf82b84f51b6549c92db69226c81f80376bc584a44fb82cccb3","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-10-10T14:17:04Z","title_canon_sha256":"74e03b5367aa987bd0a4c90f35970557e06548ebc1419f2dd3f81a46b54714e9"},"schema_version":"1.0","source":{"id":"2410.07949","kind":"arxiv","version":2}},"canonical_sha256":"2c822cf994ec40a8a29ddfa9942668d79ebf3c1a64e2d91cb6e75e111c5e5d70","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c822cf994ec40a8a29ddfa9942668d79ebf3c1a64e2d91cb6e75e111c5e5d70","first_computed_at":"2026-07-05T10:59:02.420727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:59:02.420727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PFU/EU4x40unEi8r82VSi3awlKLtOeHLhiltgNadkS2Wh/cQKvllOKPa2j6YsE4goAvgD8MenQ4oU9YmxhRUAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:59:02.421223Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.07949","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e9b0451c29c46133b1e03b4837b5ab5815b48adb23b4a9d07291f1823689314","sha256:3e9c1537474a39c005fdb51f172f67b14275caf790160df418efdfaac7cc4a73"],"state_sha256":"d78c1ddf6d6730cd174a6a41aa126b6137c98e2f0c51155f35389ed53dc1a654"}