{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:ECSXTAGY5J5B56UL5M3DLWHT2Q","short_pith_number":"pith:ECSXTAGY","schema_version":"1.0","canonical_sha256":"20a57980d8ea7a1efa8beb3635d8f3d407830a26467b565dfe53a382a7796c72","source":{"kind":"arxiv","id":"1005.0590","version":2},"attestation_state":"computed","paper":{"title":"Towards a Resolution of the Cosmological Singularity in Non-local Higher Derivative Theories of Gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-th","authors_text":"Anupam Mazumdar, Tirthabir Biswas, Tomi Koivisto","submitted_at":"2010-05-04T17:35:18Z","abstract_excerpt":"One of the greatest problems of standard cosmology is the Big Bang singularity. Previously it has been shown that non-local ghostfree higher-derivative modifications of Einstein gravity in the ultra-violet regime can admit non-singular bouncing solutions. In this paper we study in more details the dynamical properties of the equations of motion for these theories of gravity in presence of positive and negative cosmological constants and radiation. We find stable inflationary attractor solutions in the presence of a positive cosmological constant which renders inflation {\\it geodesically comple"},"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":"1005.0590","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-05-04T17:35:18Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"cd734717dd6770d992488647b7cddb739b131c45b4035d3459103f7a8b7defa4","abstract_canon_sha256":"49aa453a6ca6fb71a8d16e89645b119b6306dbd57af79145fce7b8576e546dc5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:18.323222Z","signature_b64":"SaOUv6FB82eHoL9Xo9crGtR00kBtj4X3pY+S4gvGCUWEpbTqhFWJHcU7NR2qsV+QpAie0fbswPNbUh6v2PFCCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20a57980d8ea7a1efa8beb3635d8f3d407830a26467b565dfe53a382a7796c72","last_reissued_at":"2026-05-18T04:34:18.321331Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:18.321331Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Towards a Resolution of the Cosmological Singularity in Non-local Higher Derivative Theories of Gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-th","authors_text":"Anupam Mazumdar, Tirthabir Biswas, Tomi Koivisto","submitted_at":"2010-05-04T17:35:18Z","abstract_excerpt":"One of the greatest problems of standard cosmology is the Big Bang singularity. Previously it has been shown that non-local ghostfree higher-derivative modifications of Einstein gravity in the ultra-violet regime can admit non-singular bouncing solutions. In this paper we study in more details the dynamical properties of the equations of motion for these theories of gravity in presence of positive and negative cosmological constants and radiation. We find stable inflationary attractor solutions in the presence of a positive cosmological constant which renders inflation {\\it geodesically comple"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.0590","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":""},"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":"1005.0590","created_at":"2026-05-18T04:34:18.322527+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.0590v2","created_at":"2026-05-18T04:34:18.322527+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.0590","created_at":"2026-05-18T04:34:18.322527+00:00"},{"alias_kind":"pith_short_12","alias_value":"ECSXTAGY5J5B","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"ECSXTAGY5J5B56UL","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"ECSXTAGY","created_at":"2026-05-18T12:26:06.534383+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"1106.2476","citing_title":"Modified Gravity and Cosmology","ref_index":163,"is_internal_anchor":false},{"citing_arxiv_id":"2604.28188","citing_title":"Cosmology of fractional gravity","ref_index":62,"is_internal_anchor":false},{"citing_arxiv_id":"2604.25254","citing_title":"The properties and predictions of quasi-periodic oscillations around a black hole in nonlocal gravity","ref_index":26,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q","json":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q.json","graph_json":"https://pith.science/api/pith-number/ECSXTAGY5J5B56UL5M3DLWHT2Q/graph.json","events_json":"https://pith.science/api/pith-number/ECSXTAGY5J5B56UL5M3DLWHT2Q/events.json","paper":"https://pith.science/paper/ECSXTAGY"},"agent_actions":{"view_html":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q","download_json":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q.json","view_paper":"https://pith.science/paper/ECSXTAGY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.0590&json=true","fetch_graph":"https://pith.science/api/pith-number/ECSXTAGY5J5B56UL5M3DLWHT2Q/graph.json","fetch_events":"https://pith.science/api/pith-number/ECSXTAGY5J5B56UL5M3DLWHT2Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q/action/storage_attestation","attest_author":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q/action/author_attestation","sign_citation":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q/action/citation_signature","submit_replication":"https://pith.science/pith/ECSXTAGY5J5B56UL5M3DLWHT2Q/action/replication_record"}},"created_at":"2026-05-18T04:34:18.322527+00:00","updated_at":"2026-05-18T04:34:18.322527+00:00"}