{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:IZKSJ6NL7CCB6YO4ROIDK4E5BX","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":"29baa13963557860b28b24afe0cb0b61a7500c114a49ab90d82d351f9df7b0a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-04-22T12:16:37Z","title_canon_sha256":"22d2d5207adb522f348042d8c6987ad2065880b72f948cb0488e9d818b357649"},"schema_version":"1.0","source":{"id":"2404.14120","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.14120","created_at":"2026-07-05T08:19:44Z"},{"alias_kind":"arxiv_version","alias_value":"2404.14120v1","created_at":"2026-07-05T08:19:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.14120","created_at":"2026-07-05T08:19:44Z"},{"alias_kind":"pith_short_12","alias_value":"IZKSJ6NL7CCB","created_at":"2026-07-05T08:19:44Z"},{"alias_kind":"pith_short_16","alias_value":"IZKSJ6NL7CCB6YO4","created_at":"2026-07-05T08:19:44Z"},{"alias_kind":"pith_short_8","alias_value":"IZKSJ6NL","created_at":"2026-07-05T08:19:44Z"}],"graph_snapshots":[{"event_id":"sha256:ac8809ee8af422742f07956e12426b23643181abb3b17def0fea8a064fe2496a","target":"graph","created_at":"2026-07-05T08:19:44Z","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/2404.14120/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The study conducted in this research paper utilizes the $f(Q,T)$ gravity, where $Q$ represents non-metricity and $T$ represents the trace of the energy-momentum tensor, to investigate the accelerated expansion of the universe. To complete the study, an effective EoS with one parameter $\\alpha$, is parameterized as $\\omega _{eff}=-\\frac{3}{\\alpha (1+z)^{3}+3}$. The linear version of $f(Q,T)=-Q+\\sigma T$ is also considered, where $\\sigma$ is a constant. By constraining the model with six BAO points, 57 Hubble points, and 1048 Pantheon sample datasets, the parameters $\\alpha$ and $\\sigma$ are det","authors_text":"A. Errehymy, J. Rayimbaev, M. Koussour, N. Myrzakulov, Orhan Donmez","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-04-22T12:16:37Z","title":"Exploring accelerated expansion in the universe: A study of $f(Q,T)$ gravity with parameterized EoS and cosmological constraints"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.14120","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":"sha256:0d0b586252b26c87d4adf8086d0e9621fd481fb617406212c07e8111ee9e9d80","target":"record","created_at":"2026-07-05T08:19:44Z","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":"29baa13963557860b28b24afe0cb0b61a7500c114a49ab90d82d351f9df7b0a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-04-22T12:16:37Z","title_canon_sha256":"22d2d5207adb522f348042d8c6987ad2065880b72f948cb0488e9d818b357649"},"schema_version":"1.0","source":{"id":"2404.14120","kind":"arxiv","version":1}},"canonical_sha256":"465524f9abf8841f61dc8b9035709d0df9527e0a5cc8ab250a32165b3694d146","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"465524f9abf8841f61dc8b9035709d0df9527e0a5cc8ab250a32165b3694d146","first_computed_at":"2026-07-05T08:19:44.253243Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:19:44.253243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m6dTe7cATpIKIJIuyjLg+w4xAxmNWmr3iGxcvoR6oOrxSNcZlMLn4wLAabADJieOa3+/2nbtxvWzwTfZYz9GAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:19:44.253881Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.14120","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d0b586252b26c87d4adf8086d0e9621fd481fb617406212c07e8111ee9e9d80","sha256:ac8809ee8af422742f07956e12426b23643181abb3b17def0fea8a064fe2496a"],"state_sha256":"20504df9b5c30b3e638af34e5990e4617429113831daf4eabe9cc6f3453b1b49"}