{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:NBAZZPVMI455YZSQOVWU7B7DQY","short_pith_number":"pith:NBAZZPVM","schema_version":"1.0","canonical_sha256":"68419cbeac473bdc6650756d4f87e3863fe1ddfbba395d229f6b593b04321f4e","source":{"kind":"arxiv","id":"2304.14769","version":2},"attestation_state":"computed","paper":{"title":"Robustness of predicted CMB fluctuations in Cartan $F(R)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Hiroki Sakamoto, Masahiko Taniguchi, Tomohiro Inagaki","submitted_at":"2023-04-28T11:28:13Z","abstract_excerpt":"The cosmology of the $F(R)$ gravity rebuilding by the Cartan formalism is investigated. This is called Cartan $F(R)$ gravity. The well-known $F(R)$ gravity has been introduced to extend the standard cosmology, e.g. to explain the cosmological accelerated expansion as the inflation. Cartan $F(R)$ gravity is based on the Riemann-Cartan geometry. The curvature $R$ can separate to two parts, one is derived from the Levi-Civita connection and the other from the torsion. Assuming the matter-independent spin connection, we have successfully rewritten the action of Cartan $F(R)$ gravity into the Einst"},"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":"2304.14769","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-28T11:28:13Z","cross_cats_sorted":[],"title_canon_sha256":"deb15acb38b81a3704b5379fce2f6ccb133c81e1c4c4b1fbdb51aa93bc1114b4","abstract_canon_sha256":"a84bef2e43b596df1a4e34e43c97715fc3df34e8d5a620730fbd546fa38e145c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:06.882708Z","signature_b64":"68kIaJgdI2rxBgrK2LsUOxt4Xpqe1rBOXpucNka67FnRUhWiK2QTbsgxTrUJ+vYWa+adJIRDrhNBD1jh0jgZBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68419cbeac473bdc6650756d4f87e3863fe1ddfbba395d229f6b593b04321f4e","last_reissued_at":"2026-07-05T06:53:06.882246Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:06.882246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Robustness of predicted CMB fluctuations in Cartan $F(R)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Hiroki Sakamoto, Masahiko Taniguchi, Tomohiro Inagaki","submitted_at":"2023-04-28T11:28:13Z","abstract_excerpt":"The cosmology of the $F(R)$ gravity rebuilding by the Cartan formalism is investigated. This is called Cartan $F(R)$ gravity. The well-known $F(R)$ gravity has been introduced to extend the standard cosmology, e.g. to explain the cosmological accelerated expansion as the inflation. Cartan $F(R)$ gravity is based on the Riemann-Cartan geometry. The curvature $R$ can separate to two parts, one is derived from the Levi-Civita connection and the other from the torsion. Assuming the matter-independent spin connection, we have successfully rewritten the action of Cartan $F(R)$ gravity into the Einst"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.14769","kind":"arxiv","version":2},"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/2304.14769/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":"2304.14769","created_at":"2026-07-05T06:53:06.882302+00:00"},{"alias_kind":"arxiv_version","alias_value":"2304.14769v2","created_at":"2026-07-05T06:53:06.882302+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.14769","created_at":"2026-07-05T06:53:06.882302+00:00"},{"alias_kind":"pith_short_12","alias_value":"NBAZZPVMI455","created_at":"2026-07-05T06:53:06.882302+00:00"},{"alias_kind":"pith_short_16","alias_value":"NBAZZPVMI455YZSQ","created_at":"2026-07-05T06:53:06.882302+00:00"},{"alias_kind":"pith_short_8","alias_value":"NBAZZPVM","created_at":"2026-07-05T06:53:06.882302+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2412.03219","citing_title":"Neutron star in Logarithmic model of Cartan $F(R)$ gravity","ref_index":32,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY","json":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY.json","graph_json":"https://pith.science/api/pith-number/NBAZZPVMI455YZSQOVWU7B7DQY/graph.json","events_json":"https://pith.science/api/pith-number/NBAZZPVMI455YZSQOVWU7B7DQY/events.json","paper":"https://pith.science/paper/NBAZZPVM"},"agent_actions":{"view_html":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY","download_json":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY.json","view_paper":"https://pith.science/paper/NBAZZPVM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2304.14769&json=true","fetch_graph":"https://pith.science/api/pith-number/NBAZZPVMI455YZSQOVWU7B7DQY/graph.json","fetch_events":"https://pith.science/api/pith-number/NBAZZPVMI455YZSQOVWU7B7DQY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY/action/storage_attestation","attest_author":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY/action/author_attestation","sign_citation":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY/action/citation_signature","submit_replication":"https://pith.science/pith/NBAZZPVMI455YZSQOVWU7B7DQY/action/replication_record"}},"created_at":"2026-07-05T06:53:06.882302+00:00","updated_at":"2026-07-05T06:53:06.882302+00:00"}