{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:DBZOCO5EXYW4KJUC45FBOFGQ7L","short_pith_number":"pith:DBZOCO5E","schema_version":"1.0","canonical_sha256":"1872e13ba4be2dc52682e74a1714d0fae40c604fe2f3f506671641acc5d0eae3","source":{"kind":"arxiv","id":"2508.21054","version":1},"attestation_state":"computed","paper":{"title":"Constraints on Logarithmic Model Extensions of Symmetric Teleparallel Gravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Atsushi Nishizawa, Purnendu Karmakar, Sandeep Haridasu","submitted_at":"2025-08-28T17:55:30Z","abstract_excerpt":"We address various cosmological phenomenologies in the symmetric teleparallel framework both in background and perturbation such as cosmic expansion, gravitational coupling constant, gravitational waves propagation. Focusing on logarithmic extensions of $f(Q)$ models, we performed Bayesian analysis using the most-recent cosmological data, DESI DR2, Pantheon+. We also utilized a compilation of redshift space distortions ($f \\sigma_8$) dataset to constrain the growth of structures in each of the models modulated by the effective gravitational coupling. We find that our extended Logarithmic $f(Q)"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2508.21054","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-08-28T17:55:30Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"d25b0876ec192ad21c88a280f6eb9ddd0f69572fe7b33fbb0c0eb087727cde73","abstract_canon_sha256":"ac85a15f6d3acd0d74bb9eace6be82ed82bae43410759cd73240ad39ec544e5b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:01:15.857421Z","signature_b64":"6QZxdRIBAcgbZ2yzCmY1m5XBZGvNnhu91nxBpuPb3SO+Ru4G95f6BFB28SbWznAqXYAQGOs6sWGLmp5eVLqICA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1872e13ba4be2dc52682e74a1714d0fae40c604fe2f3f506671641acc5d0eae3","last_reissued_at":"2026-07-05T12:01:15.856919Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:01:15.856919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Constraints on Logarithmic Model Extensions of Symmetric Teleparallel Gravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Atsushi Nishizawa, Purnendu Karmakar, Sandeep Haridasu","submitted_at":"2025-08-28T17:55:30Z","abstract_excerpt":"We address various cosmological phenomenologies in the symmetric teleparallel framework both in background and perturbation such as cosmic expansion, gravitational coupling constant, gravitational waves propagation. Focusing on logarithmic extensions of $f(Q)$ models, we performed Bayesian analysis using the most-recent cosmological data, DESI DR2, Pantheon+. We also utilized a compilation of redshift space distortions ($f \\sigma_8$) dataset to constrain the growth of structures in each of the models modulated by the effective gravitational coupling. We find that our extended Logarithmic $f(Q)"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.21054","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.21054/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2508.21054","created_at":"2026-07-05T12:01:15.856979+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.21054v1","created_at":"2026-07-05T12:01:15.856979+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.21054","created_at":"2026-07-05T12:01:15.856979+00:00"},{"alias_kind":"pith_short_12","alias_value":"DBZOCO5EXYW4","created_at":"2026-07-05T12:01:15.856979+00:00"},{"alias_kind":"pith_short_16","alias_value":"DBZOCO5EXYW4KJUC","created_at":"2026-07-05T12:01:15.856979+00:00"},{"alias_kind":"pith_short_8","alias_value":"DBZOCO5E","created_at":"2026-07-05T12:01:15.856979+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.11821","citing_title":"Polytropic $f(Q)$ cosmology and its implications for the $H_0$ tension","ref_index":40,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L","json":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L.json","graph_json":"https://pith.science/api/pith-number/DBZOCO5EXYW4KJUC45FBOFGQ7L/graph.json","events_json":"https://pith.science/api/pith-number/DBZOCO5EXYW4KJUC45FBOFGQ7L/events.json","paper":"https://pith.science/paper/DBZOCO5E"},"agent_actions":{"view_html":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L","download_json":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L.json","view_paper":"https://pith.science/paper/DBZOCO5E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.21054&json=true","fetch_graph":"https://pith.science/api/pith-number/DBZOCO5EXYW4KJUC45FBOFGQ7L/graph.json","fetch_events":"https://pith.science/api/pith-number/DBZOCO5EXYW4KJUC45FBOFGQ7L/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L/action/storage_attestation","attest_author":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L/action/author_attestation","sign_citation":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L/action/citation_signature","submit_replication":"https://pith.science/pith/DBZOCO5EXYW4KJUC45FBOFGQ7L/action/replication_record"}},"created_at":"2026-07-05T12:01:15.856979+00:00","updated_at":"2026-07-05T12:01:15.856979+00:00"}