{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:3YECKO5FSRK26AP4EBXTDZHFVY","short_pith_number":"pith:3YECKO5F","schema_version":"1.0","canonical_sha256":"de08253ba59455af01fc206f31e4e5ae2f4705f049739c7febadc7e66419c841","source":{"kind":"arxiv","id":"1207.1803","version":1},"attestation_state":"computed","paper":{"title":"Torsion of Space-time in f(R) gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"physics.gen-ph","authors_text":"Ebrahim Yusofi, Majid Mohsenzadeh","submitted_at":"2012-07-07T15:18:17Z","abstract_excerpt":"In this paper, we first review some aspects of the f(R) gravity and then the concept of torsion of space-time due to metric-affine formalism in f(R) gravity is studied. Within this formalism in which the matter action is supposed to dependent on the connection, we achieve to interesting cases including non-zero torsion tensor. Then with the physical interpretation of torsion of space-time in high energy limit, the modified expression of Mach's principle in a very strong gravitational region is obtained."},"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":"1207.1803","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.gen-ph","submitted_at":"2012-07-07T15:18:17Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f345c969088c46a65ab7fa9ba95798c60bcad15d596d95ca66d1251df7af5eeb","abstract_canon_sha256":"ee09bf25798057a650bf50b41833501f019253d325d939090e543db6b0fb3df3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:51:34.663492Z","signature_b64":"AoMYNUfu1R6O47qNlaV89WOBhx8E8PJFJ0ovKEq9MEdVadQvDFeDOO+BxFRrVSBQzijW7Yoi10fO+y7ibIyzCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de08253ba59455af01fc206f31e4e5ae2f4705f049739c7febadc7e66419c841","last_reissued_at":"2026-05-18T03:51:34.662968Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:51:34.662968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Torsion of Space-time in f(R) gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"physics.gen-ph","authors_text":"Ebrahim Yusofi, Majid Mohsenzadeh","submitted_at":"2012-07-07T15:18:17Z","abstract_excerpt":"In this paper, we first review some aspects of the f(R) gravity and then the concept of torsion of space-time due to metric-affine formalism in f(R) gravity is studied. Within this formalism in which the matter action is supposed to dependent on the connection, we achieve to interesting cases including non-zero torsion tensor. Then with the physical interpretation of torsion of space-time in high energy limit, the modified expression of Mach's principle in a very strong gravitational region is obtained."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1803","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":""},"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":"1207.1803","created_at":"2026-05-18T03:51:34.663036+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.1803v1","created_at":"2026-05-18T03:51:34.663036+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1803","created_at":"2026-05-18T03:51:34.663036+00:00"},{"alias_kind":"pith_short_12","alias_value":"3YECKO5FSRK2","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_16","alias_value":"3YECKO5FSRK26AP4","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_8","alias_value":"3YECKO5F","created_at":"2026-05-18T12:26:53.410803+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY","json":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY.json","graph_json":"https://pith.science/api/pith-number/3YECKO5FSRK26AP4EBXTDZHFVY/graph.json","events_json":"https://pith.science/api/pith-number/3YECKO5FSRK26AP4EBXTDZHFVY/events.json","paper":"https://pith.science/paper/3YECKO5F"},"agent_actions":{"view_html":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY","download_json":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY.json","view_paper":"https://pith.science/paper/3YECKO5F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.1803&json=true","fetch_graph":"https://pith.science/api/pith-number/3YECKO5FSRK26AP4EBXTDZHFVY/graph.json","fetch_events":"https://pith.science/api/pith-number/3YECKO5FSRK26AP4EBXTDZHFVY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY/action/storage_attestation","attest_author":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY/action/author_attestation","sign_citation":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY/action/citation_signature","submit_replication":"https://pith.science/pith/3YECKO5FSRK26AP4EBXTDZHFVY/action/replication_record"}},"created_at":"2026-05-18T03:51:34.663036+00:00","updated_at":"2026-05-18T03:51:34.663036+00:00"}