{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:HMTVQOOJMKZSOYQ7DGWP4QBMJS","short_pith_number":"pith:HMTVQOOJ","schema_version":"1.0","canonical_sha256":"3b275839c962b327621f19acfe402c4caca04abc2dbd0b5fdfa87fbbdbc4a727","source":{"kind":"arxiv","id":"1908.04258","version":2},"attestation_state":"computed","paper":{"title":"Regular Bouncing Solutions, Energy Conditions and the Brans-Dicke Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"F. T. Falciano, J. C. Fabris, N. Pinto-Neto, O. Galkina","submitted_at":"2019-08-12T17:27:45Z","abstract_excerpt":"In general, to avoid a singularity in cosmological models involves the introduction of exotic kind of matter fields, for example, a scalar field with negative energy density. In order to have a bouncing solution in classical General Relativity, violation of the energy conditions is required. In this work, we discuss a case of the bouncing solution in the Brans-Dicke theory with radiative fluid that obeys the energy conditions, and with no ghosts."},"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":"1908.04258","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-12T17:27:45Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"ef77c9f702d452c0bf4ff4134a892cdf26a7d29cbb0fb10abb596aa1c54bf4ff","abstract_canon_sha256":"2d9107afa27ef00cacd2c7dce183c461c9fd7725e93ae4628bc9ba83331b1ac4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:13:53.159248Z","signature_b64":"LTCMhmgGOGmcH6SKzPXrfCWqjTuJcqYImTl4JlhYlPdb+HGyG4GWprdB1QmWKYpMIvgGGdLNpB3Rnka5CQ6zCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b275839c962b327621f19acfe402c4caca04abc2dbd0b5fdfa87fbbdbc4a727","last_reissued_at":"2026-07-05T00:13:53.158909Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:13:53.158909Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Regular Bouncing Solutions, Energy Conditions and the Brans-Dicke Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"F. T. Falciano, J. C. Fabris, N. Pinto-Neto, O. Galkina","submitted_at":"2019-08-12T17:27:45Z","abstract_excerpt":"In general, to avoid a singularity in cosmological models involves the introduction of exotic kind of matter fields, for example, a scalar field with negative energy density. In order to have a bouncing solution in classical General Relativity, violation of the energy conditions is required. In this work, we discuss a case of the bouncing solution in the Brans-Dicke theory with radiative fluid that obeys the energy conditions, and with no ghosts."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.04258","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/1908.04258/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":"1908.04258","created_at":"2026-07-05T00:13:53.158965+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.04258v2","created_at":"2026-07-05T00:13:53.158965+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.04258","created_at":"2026-07-05T00:13:53.158965+00:00"},{"alias_kind":"pith_short_12","alias_value":"HMTVQOOJMKZS","created_at":"2026-07-05T00:13:53.158965+00:00"},{"alias_kind":"pith_short_16","alias_value":"HMTVQOOJMKZSOYQ7","created_at":"2026-07-05T00:13:53.158965+00:00"},{"alias_kind":"pith_short_8","alias_value":"HMTVQOOJ","created_at":"2026-07-05T00:13:53.158965+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/HMTVQOOJMKZSOYQ7DGWP4QBMJS","json":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS.json","graph_json":"https://pith.science/api/pith-number/HMTVQOOJMKZSOYQ7DGWP4QBMJS/graph.json","events_json":"https://pith.science/api/pith-number/HMTVQOOJMKZSOYQ7DGWP4QBMJS/events.json","paper":"https://pith.science/paper/HMTVQOOJ"},"agent_actions":{"view_html":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS","download_json":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS.json","view_paper":"https://pith.science/paper/HMTVQOOJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.04258&json=true","fetch_graph":"https://pith.science/api/pith-number/HMTVQOOJMKZSOYQ7DGWP4QBMJS/graph.json","fetch_events":"https://pith.science/api/pith-number/HMTVQOOJMKZSOYQ7DGWP4QBMJS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS/action/storage_attestation","attest_author":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS/action/author_attestation","sign_citation":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS/action/citation_signature","submit_replication":"https://pith.science/pith/HMTVQOOJMKZSOYQ7DGWP4QBMJS/action/replication_record"}},"created_at":"2026-07-05T00:13:53.158965+00:00","updated_at":"2026-07-05T00:13:53.158965+00:00"}