{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:TXBPY3YP7FU2PAAL5ZIUMEHI6Z","short_pith_number":"pith:TXBPY3YP","schema_version":"1.0","canonical_sha256":"9dc2fc6f0ff969a7800bee514610e8f660c9a299c6f38dabd2026d942601e716","source":{"kind":"arxiv","id":"0807.3379","version":2},"attestation_state":"computed","paper":{"title":"Accelerating Cold Dark Matter Cosmology ($\\Omega_{\\Lambda}\\equiv 0$)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"F. E. Silva, J. A. S. Lima, R. C. Santos","submitted_at":"2008-07-22T01:44:52Z","abstract_excerpt":"A new kind of accelerating flat model with no dark energy that is fully dominated by cold dark matter (CDM) is investigated. The number of CDM particles is not conserved and the present accelerating stage is a consequence of the negative pressure describing the irreversible process of gravitational particle creation. A related work involving accelerating CDM cosmology has been discussed before the SNe observations [Lima, Abramo & Germano, Phys. Rev. D53, 4287 (1996)]. However, in order to have a transition from a decelerating to an accelerating regime at low redshifts, the matter creation rate"},"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":"0807.3379","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-07-22T01:44:52Z","cross_cats_sorted":[],"title_canon_sha256":"f767165e959404b2793e61b312d03835feee587334142dde1ab45efb143740bf","abstract_canon_sha256":"62b0ab0b57a3ef2173a677711674b893360aeafb975c8872e72d4d386b305206"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:35:15.495172Z","signature_b64":"F1iYokZ6Dr4FjyVl37Zh2GBhOaF/2b1gQ1J8gwemVRtkLq5QGHJu138BpEFDNdJJA2ivS7+QZUQQqHGn0W4sDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9dc2fc6f0ff969a7800bee514610e8f660c9a299c6f38dabd2026d942601e716","last_reissued_at":"2026-05-18T02:35:15.494602Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:35:15.494602Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Accelerating Cold Dark Matter Cosmology ($\\Omega_{\\Lambda}\\equiv 0$)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"F. E. Silva, J. A. S. Lima, R. C. Santos","submitted_at":"2008-07-22T01:44:52Z","abstract_excerpt":"A new kind of accelerating flat model with no dark energy that is fully dominated by cold dark matter (CDM) is investigated. The number of CDM particles is not conserved and the present accelerating stage is a consequence of the negative pressure describing the irreversible process of gravitational particle creation. A related work involving accelerating CDM cosmology has been discussed before the SNe observations [Lima, Abramo & Germano, Phys. Rev. D53, 4287 (1996)]. However, in order to have a transition from a decelerating to an accelerating regime at low redshifts, the matter creation rate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0807.3379","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":"0807.3379","created_at":"2026-05-18T02:35:15.494691+00:00"},{"alias_kind":"arxiv_version","alias_value":"0807.3379v2","created_at":"2026-05-18T02:35:15.494691+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0807.3379","created_at":"2026-05-18T02:35:15.494691+00:00"},{"alias_kind":"pith_short_12","alias_value":"TXBPY3YP7FU2","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"TXBPY3YP7FU2PAAL","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"TXBPY3YP","created_at":"2026-05-18T12:25:58.018023+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/TXBPY3YP7FU2PAAL5ZIUMEHI6Z","json":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z.json","graph_json":"https://pith.science/api/pith-number/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/graph.json","events_json":"https://pith.science/api/pith-number/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/events.json","paper":"https://pith.science/paper/TXBPY3YP"},"agent_actions":{"view_html":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z","download_json":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z.json","view_paper":"https://pith.science/paper/TXBPY3YP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0807.3379&json=true","fetch_graph":"https://pith.science/api/pith-number/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/graph.json","fetch_events":"https://pith.science/api/pith-number/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/action/storage_attestation","attest_author":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/action/author_attestation","sign_citation":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/action/citation_signature","submit_replication":"https://pith.science/pith/TXBPY3YP7FU2PAAL5ZIUMEHI6Z/action/replication_record"}},"created_at":"2026-05-18T02:35:15.494691+00:00","updated_at":"2026-05-18T02:35:15.494691+00:00"}