{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:TQKT7WENZUW46ZQYSRADS2ELMO","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":"590a81a1286fd70375d074392ff987100a1ec70a64d12d3706ff7b15cdeb962f","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-02-20T16:03:43Z","title_canon_sha256":"dc8b6274020dfbc4f0ad5fc70c8b065dba78dbb6059ccfb00e36c5b9f61a21a4"},"schema_version":"1.0","source":{"id":"2502.14667","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.14667","created_at":"2026-07-05T10:17:30Z"},{"alias_kind":"arxiv_version","alias_value":"2502.14667v1","created_at":"2026-07-05T10:17:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.14667","created_at":"2026-07-05T10:17:30Z"},{"alias_kind":"pith_short_12","alias_value":"TQKT7WENZUW4","created_at":"2026-07-05T10:17:30Z"},{"alias_kind":"pith_short_16","alias_value":"TQKT7WENZUW46ZQY","created_at":"2026-07-05T10:17:30Z"},{"alias_kind":"pith_short_8","alias_value":"TQKT7WEN","created_at":"2026-07-05T10:17:30Z"}],"graph_snapshots":[{"event_id":"sha256:68f6f432164f6168b2cbfb1728bc90b802f21f0cba11321feb032984d1be3235","target":"graph","created_at":"2026-07-05T10:17:30Z","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/2502.14667/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the dynamics and cosmological implications of dark energy (DE), modeled as a scalar field with a hyperbolic tangent potential that induces a smooth shift in the effective cosmological constant (CC), encompassing transitions such as AdS-dS, 0-dS, and dS-dS, with the mirror AdS-dS as a particular case aligned with the $\\Lambda_{\\rm s}$CDM scenario. In our construction, a phantom scalar field with a negative kinetic term drives a bottom-up transition from an AdS-like vacuum at high redshifts to a dS-like vacuum at low redshifts, thereby providing a physical underpinning for the $\\L","authors_text":"A. Emrah Y\\\"ukselci, Alexander Zhuk, Anna Tsikoundoura, Leandros Perivolaropoulos, \\\"Ozg\\\"ur Akarsu","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-02-20T16:03:43Z","title":"Dynamical dark energy with AdS-to-dS and dS-to-dS transitions: Implications for the $H_0$ tension"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.14667","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:fe3f9c240acb403cab8e4c07cd877e76f6d252d17753e12714b6ae8e53d75523","target":"record","created_at":"2026-07-05T10:17:30Z","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":"590a81a1286fd70375d074392ff987100a1ec70a64d12d3706ff7b15cdeb962f","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-02-20T16:03:43Z","title_canon_sha256":"dc8b6274020dfbc4f0ad5fc70c8b065dba78dbb6059ccfb00e36c5b9f61a21a4"},"schema_version":"1.0","source":{"id":"2502.14667","kind":"arxiv","version":1}},"canonical_sha256":"9c153fd88dcd2dcf6618944039688b63944e04e3b82d0c406584094237dd22b9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c153fd88dcd2dcf6618944039688b63944e04e3b82d0c406584094237dd22b9","first_computed_at":"2026-07-05T10:17:30.861063Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:17:30.861063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uMwM/CLKlxBBlxDIyVBz4DMsKuU5lWyBEx+ZEXTXjHL4QmsvG6WVW2QWDLrsETVkBHZQ7Y/KpgJOvGeNovBiDg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:17:30.861507Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.14667","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe3f9c240acb403cab8e4c07cd877e76f6d252d17753e12714b6ae8e53d75523","sha256:68f6f432164f6168b2cbfb1728bc90b802f21f0cba11321feb032984d1be3235"],"state_sha256":"3fdfa0e762f222d46e2033b1bccc4397bbb9bd45bc715b0285399e51f5edb98f"}