{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:4RL4SKFHX37ASYXUB36SH5FXJQ","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":"bc15e1c6023d335469afea42849c653f61833874dc48df4d83bec94f51fe6a48","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-07-11T14:06:15Z","title_canon_sha256":"2ca20044dee36413cd3dab2dd98f670fa3761ac8344c7b16b8a9c3893a76e445"},"schema_version":"1.0","source":{"id":"1907.05213","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05213","created_at":"2026-07-05T00:33:13Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05213v1","created_at":"2026-07-05T00:33:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05213","created_at":"2026-07-05T00:33:13Z"},{"alias_kind":"pith_short_12","alias_value":"4RL4SKFHX37A","created_at":"2026-07-05T00:33:13Z"},{"alias_kind":"pith_short_16","alias_value":"4RL4SKFHX37ASYXU","created_at":"2026-07-05T00:33:13Z"},{"alias_kind":"pith_short_8","alias_value":"4RL4SKFH","created_at":"2026-07-05T00:33:13Z"}],"graph_snapshots":[{"event_id":"sha256:c90f7f41744b5537ece9649a35da9068f21bee28d308bec69638f8c8fb1ebef8","target":"graph","created_at":"2026-07-05T00:33:13Z","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/1907.05213/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the production of gravitational waves from primordial scalar perturbations in double-inflection-point inflation, in which one of the inflection points predicts the power spectra consistent with CMB observations at large scales and the other generates a large peak in the power spectrum of scalar perturbations at small scales. We find that the reduced gravitational waves at low frequencies can be detected by future space-based laser interferometers.","authors_text":"Jing Liu, Tie-Jun Gao, Wu-Tao Xu, Zong-Kuan Guo","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-07-11T14:06:15Z","title":"Low-frequency Gravitational Waves from Double-inflection-point Inflation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05213","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":"sha256:38c753e0e036b1a170aede0e793e052cf8766291b10335af625dc0469b926022","target":"record","created_at":"2026-07-05T00:33:13Z","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":"bc15e1c6023d335469afea42849c653f61833874dc48df4d83bec94f51fe6a48","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-07-11T14:06:15Z","title_canon_sha256":"2ca20044dee36413cd3dab2dd98f670fa3761ac8344c7b16b8a9c3893a76e445"},"schema_version":"1.0","source":{"id":"1907.05213","kind":"arxiv","version":1}},"canonical_sha256":"e457c928a7befe0962f40efd23f4b74c3e5ef53d2242362d932b5a5c2718d4ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e457c928a7befe0962f40efd23f4b74c3e5ef53d2242362d932b5a5c2718d4ad","first_computed_at":"2026-07-05T00:33:13.874172Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:33:13.874172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OXkqqc3KLUF65A0EdTIzcxlzqeDmxX4g0hywbxPt7nnM2jtjY244YiWv8TWaYtpevwCJT1BqyWPaeEqCv3mYDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:33:13.874648Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.05213","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38c753e0e036b1a170aede0e793e052cf8766291b10335af625dc0469b926022","sha256:c90f7f41744b5537ece9649a35da9068f21bee28d308bec69638f8c8fb1ebef8"],"state_sha256":"d23c9934d1b1ac29a3db0ac691857704c990754ee421b9b54d05114d8be6b372"}