{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1997:7L7Y54AGADQZM5ROTE5QEYKTWV","short_pith_number":"pith:7L7Y54AG","schema_version":"1.0","canonical_sha256":"faff8ef00600e196762e993b026153b550fa963fbfc042ac3c18c9fc4e9e6e3b","source":{"kind":"arxiv","id":"hep-th/9708008","version":1},"attestation_state":"computed","paper":{"title":"Singularities In Scalar-Tensor Cosmologies","license":"","headline":"","cross_cats":["astro-ph","gr-qc"],"primary_cat":"hep-th","authors_text":"Keith A. Olive, Nemanja Kaloper","submitted_at":"1997-08-05T00:29:22Z","abstract_excerpt":"In this article, we examine the possibility that there exist special scalar-tensor theories of gravity with completely nonsingular FRW solutions. Our investigation in fact shows that while most probes living in such a Universe never see the singularity, gravity waves always do. This is because they couple to both the metric and the scalar field, in a way which effectively forces them to move along null geodesics of the Einstein conformal frame. Since the metric of the Einstein conformal frame is always singular for configurations where matter satisfies the energy conditions, the gravity wave w"},"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":"hep-th/9708008","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1997-08-05T00:29:22Z","cross_cats_sorted":["astro-ph","gr-qc"],"title_canon_sha256":"547c73c9132663f2ad38050a61d15c430820cc1abf0c42eb40856b9e7506e2cc","abstract_canon_sha256":"f0e2f0fd12c7aebb60a542917dd2361d93f8389f9b9c288e2abf89cf9ff4ee7e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:49:42.440855Z","signature_b64":"stoN5v0p8utOlCgeG6X+lWpOH31Ctqt5vyfB6yItgiBb5k5aPfl2DYd9Kl6hiDgt98Hk/zWlP7tfE7eTDcxjBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"faff8ef00600e196762e993b026153b550fa963fbfc042ac3c18c9fc4e9e6e3b","last_reissued_at":"2026-07-04T15:49:42.440448Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:49:42.440448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Singularities In Scalar-Tensor Cosmologies","license":"","headline":"","cross_cats":["astro-ph","gr-qc"],"primary_cat":"hep-th","authors_text":"Keith A. Olive, Nemanja Kaloper","submitted_at":"1997-08-05T00:29:22Z","abstract_excerpt":"In this article, we examine the possibility that there exist special scalar-tensor theories of gravity with completely nonsingular FRW solutions. Our investigation in fact shows that while most probes living in such a Universe never see the singularity, gravity waves always do. This is because they couple to both the metric and the scalar field, in a way which effectively forces them to move along null geodesics of the Einstein conformal frame. Since the metric of the Einstein conformal frame is always singular for configurations where matter satisfies the energy conditions, the gravity wave w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9708008","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-th/9708008/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":"hep-th/9708008","created_at":"2026-07-04T15:49:42.440517+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9708008v1","created_at":"2026-07-04T15:49:42.440517+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9708008","created_at":"2026-07-04T15:49:42.440517+00:00"},{"alias_kind":"pith_short_12","alias_value":"7L7Y54AGADQZ","created_at":"2026-07-04T15:49:42.440517+00:00"},{"alias_kind":"pith_short_16","alias_value":"7L7Y54AGADQZM5RO","created_at":"2026-07-04T15:49:42.440517+00:00"},{"alias_kind":"pith_short_8","alias_value":"7L7Y54AG","created_at":"2026-07-04T15:49:42.440517+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2503.12826","citing_title":"The Unknown Face of Scalar-Tensor Gravitational Theories","ref_index":9,"is_internal_anchor":true},{"citing_arxiv_id":"2504.05572","citing_title":"Conformal form-invariant parametrization of scalar-tensor gravity theories: A critical analysis","ref_index":15,"is_internal_anchor":true},{"citing_arxiv_id":"2604.11987","citing_title":"Asymptotic Theorems and Averaging in Scalar Field Cosmology","ref_index":57,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV","json":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV.json","graph_json":"https://pith.science/api/pith-number/7L7Y54AGADQZM5ROTE5QEYKTWV/graph.json","events_json":"https://pith.science/api/pith-number/7L7Y54AGADQZM5ROTE5QEYKTWV/events.json","paper":"https://pith.science/paper/7L7Y54AG"},"agent_actions":{"view_html":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV","download_json":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV.json","view_paper":"https://pith.science/paper/7L7Y54AG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-th/9708008&json=true","fetch_graph":"https://pith.science/api/pith-number/7L7Y54AGADQZM5ROTE5QEYKTWV/graph.json","fetch_events":"https://pith.science/api/pith-number/7L7Y54AGADQZM5ROTE5QEYKTWV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV/action/storage_attestation","attest_author":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV/action/author_attestation","sign_citation":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV/action/citation_signature","submit_replication":"https://pith.science/pith/7L7Y54AGADQZM5ROTE5QEYKTWV/action/replication_record"}},"created_at":"2026-07-04T15:49:42.440517+00:00","updated_at":"2026-07-04T15:49:42.440517+00:00"}