{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:PHONSG3SU4LX45SWJT6SUJCASE","short_pith_number":"pith:PHONSG3S","schema_version":"1.0","canonical_sha256":"79dcd91b72a7177e76564cfd2a2440913e48b29b3c20deb74b62eed6f43334c6","source":{"kind":"arxiv","id":"1508.02511","version":1},"attestation_state":"computed","paper":{"title":"Gravitational induced particle production through a nonminimal curvature-matter coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Diego Pav\\'on, Francisco S. N. Lobo, Jos\\'e P. Mimoso, Tiberiu Harko","submitted_at":"2015-08-11T08:03:18Z","abstract_excerpt":"We consider the possibility of a gravitationally induced particle production through the mechanism of a nonminimal curvature-matter coupling. An interesting feature of this gravitational theory is that the divergence of the energy-momentum tensor is nonzero. As a first step in our study we reformulate the model in terms of an equivalent scalar-tensor theory, with two arbitrary potentials. By using the formalism of open thermodynamic systems, we interpret the energy balance equations in this gravitational theory from a thermodynamic point of view, as describing irreversible matter creation proc"},"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":"1508.02511","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-08-11T08:03:18Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"fb6d76a11393f10120682af1e350915cd37522d1d62b26328042aea6ba7c05e4","abstract_canon_sha256":"7f258938d176d28d637bfe1bbbf2a8932fc32b3e99566cfe85e8f418685b4596"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:37.387603Z","signature_b64":"kNITlBnJbrp+a8v2e8ZLPhyC9H7oMB41M24IgYQY9RgqCRLPRDxApgCLDa0yy5gg8KbjjMKX/PgGRQ1+O7s8AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79dcd91b72a7177e76564cfd2a2440913e48b29b3c20deb74b62eed6f43334c6","last_reissued_at":"2026-05-18T01:34:37.386807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:37.386807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gravitational induced particle production through a nonminimal curvature-matter coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Diego Pav\\'on, Francisco S. N. Lobo, Jos\\'e P. Mimoso, Tiberiu Harko","submitted_at":"2015-08-11T08:03:18Z","abstract_excerpt":"We consider the possibility of a gravitationally induced particle production through the mechanism of a nonminimal curvature-matter coupling. An interesting feature of this gravitational theory is that the divergence of the energy-momentum tensor is nonzero. As a first step in our study we reformulate the model in terms of an equivalent scalar-tensor theory, with two arbitrary potentials. By using the formalism of open thermodynamic systems, we interpret the energy balance equations in this gravitational theory from a thermodynamic point of view, as describing irreversible matter creation proc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02511","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":"1508.02511","created_at":"2026-05-18T01:34:37.386926+00:00"},{"alias_kind":"arxiv_version","alias_value":"1508.02511v1","created_at":"2026-05-18T01:34:37.386926+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02511","created_at":"2026-05-18T01:34:37.386926+00:00"},{"alias_kind":"pith_short_12","alias_value":"PHONSG3SU4LX","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_16","alias_value":"PHONSG3SU4LX45SW","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_8","alias_value":"PHONSG3S","created_at":"2026-05-18T12:29:37.295048+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2603.11837","citing_title":"Gravitational baryogenesis beyond the spectator approximation","ref_index":63,"is_internal_anchor":true},{"citing_arxiv_id":"2603.24162","citing_title":"Bouncing Cosmological Models and Energy Conditions in $f(Q, L_m)$ gravity","ref_index":41,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE","json":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE.json","graph_json":"https://pith.science/api/pith-number/PHONSG3SU4LX45SWJT6SUJCASE/graph.json","events_json":"https://pith.science/api/pith-number/PHONSG3SU4LX45SWJT6SUJCASE/events.json","paper":"https://pith.science/paper/PHONSG3S"},"agent_actions":{"view_html":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE","download_json":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE.json","view_paper":"https://pith.science/paper/PHONSG3S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1508.02511&json=true","fetch_graph":"https://pith.science/api/pith-number/PHONSG3SU4LX45SWJT6SUJCASE/graph.json","fetch_events":"https://pith.science/api/pith-number/PHONSG3SU4LX45SWJT6SUJCASE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE/action/storage_attestation","attest_author":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE/action/author_attestation","sign_citation":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE/action/citation_signature","submit_replication":"https://pith.science/pith/PHONSG3SU4LX45SWJT6SUJCASE/action/replication_record"}},"created_at":"2026-05-18T01:34:37.386926+00:00","updated_at":"2026-05-18T01:34:37.386926+00:00"}