{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1998:MWDN47QVPEYZDMHWBWRPDOBWYM","short_pith_number":"pith:MWDN47QV","schema_version":"1.0","canonical_sha256":"6586de7e15793191b0f60da2f1b836c30975835aefe77816967e9192d40a9318","source":{"kind":"arxiv","id":"gr-qc/9802029","version":1},"attestation_state":"computed","paper":{"title":"Dynamical Vacuum in Quantum Cosmology","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Flavio G. Alvarenga, Nivaldo A. Lemos","submitted_at":"1998-02-13T17:55:40Z","abstract_excerpt":"By regarding the vacuum as a perfect fluid with equation of state p=-rho, de Sitter's cosmological model is quantized. Our treatment differs from previous ones in that it endows the vacuum with dynamical degrees of freedom. Instead of being postulated from the start, the cosmological constant arises from the degrees of freedom of the vacuum regarded as a dynamical entity, and a time variable can be naturally introduced. Taking the scale factor as the sole degree of freedom of the gravitational field, stationary and wave-packet solutions to the Wheeler-DeWitt equation are found. It turns out th"},"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":"gr-qc/9802029","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1998-02-13T17:55:40Z","cross_cats_sorted":[],"title_canon_sha256":"482f39cdec3a7a080605a8b51bc5a40a44664be9de58b4283b6c26afb3d0a869","abstract_canon_sha256":"fb6fc4151cce6cbd7f8f1740a851e5db4b710b1034252adb25edc1a1cc5e0ca0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:18.689331Z","signature_b64":"e5h4ugafKGs+bEtuLa/61MOnFZlOY8/jxVvgihtAOAC4IiUEszfde8HfxtAQ/HADi++34t9fmmyCtlALPkRWCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6586de7e15793191b0f60da2f1b836c30975835aefe77816967e9192d40a9318","last_reissued_at":"2026-05-18T01:39:18.688830Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:18.688830Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamical Vacuum in Quantum Cosmology","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Flavio G. Alvarenga, Nivaldo A. Lemos","submitted_at":"1998-02-13T17:55:40Z","abstract_excerpt":"By regarding the vacuum as a perfect fluid with equation of state p=-rho, de Sitter's cosmological model is quantized. Our treatment differs from previous ones in that it endows the vacuum with dynamical degrees of freedom. Instead of being postulated from the start, the cosmological constant arises from the degrees of freedom of the vacuum regarded as a dynamical entity, and a time variable can be naturally introduced. Taking the scale factor as the sole degree of freedom of the gravitational field, stationary and wave-packet solutions to the Wheeler-DeWitt equation are found. It turns out th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9802029","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":"gr-qc/9802029","created_at":"2026-05-18T01:39:18.688910+00:00"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9802029v1","created_at":"2026-05-18T01:39:18.688910+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9802029","created_at":"2026-05-18T01:39:18.688910+00:00"},{"alias_kind":"pith_short_12","alias_value":"MWDN47QVPEYZ","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_16","alias_value":"MWDN47QVPEYZDMHW","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_8","alias_value":"MWDN47QV","created_at":"2026-05-18T12:25:49.038998+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/MWDN47QVPEYZDMHWBWRPDOBWYM","json":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM.json","graph_json":"https://pith.science/api/pith-number/MWDN47QVPEYZDMHWBWRPDOBWYM/graph.json","events_json":"https://pith.science/api/pith-number/MWDN47QVPEYZDMHWBWRPDOBWYM/events.json","paper":"https://pith.science/paper/MWDN47QV"},"agent_actions":{"view_html":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM","download_json":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM.json","view_paper":"https://pith.science/paper/MWDN47QV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=gr-qc/9802029&json=true","fetch_graph":"https://pith.science/api/pith-number/MWDN47QVPEYZDMHWBWRPDOBWYM/graph.json","fetch_events":"https://pith.science/api/pith-number/MWDN47QVPEYZDMHWBWRPDOBWYM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM/action/storage_attestation","attest_author":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM/action/author_attestation","sign_citation":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM/action/citation_signature","submit_replication":"https://pith.science/pith/MWDN47QVPEYZDMHWBWRPDOBWYM/action/replication_record"}},"created_at":"2026-05-18T01:39:18.688910+00:00","updated_at":"2026-05-18T01:39:18.688910+00:00"}