{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:G6437BPANCPH7LYJXRKNLS56BQ","short_pith_number":"pith:G6437BPA","schema_version":"1.0","canonical_sha256":"37b9bf85e0689e7faf09bc54d5cbbe0c149a6e86be4d0802ed44748897875e44","source":{"kind":"arxiv","id":"2012.01816","version":2},"attestation_state":"computed","paper":{"title":"Quantum backreaction of $O(N)$-symmetric scalar fields and de Sitter spacetimes at the renormalization point: renormalization schemes and the screening of the cosmological constant","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-th","authors_text":"Diana L. L\\'opez Nacir, Juli\\'an Rovner","submitted_at":"2020-12-03T10:43:22Z","abstract_excerpt":"We consider a theory of $N$ self-interacting quantum scalar fields with quartic $O(N)$-symmetric potential, with a coupling constant $\\lambda$, in a generic curved spacetime. We analyze the renormalization process of the Semiclassical Einstein Equations at leading order in the $1/N$ expansion for different renormailzation schemes, namely: the traditional one that sets the geometry of the spacetime to be Minkowski at the renormalization point, and new schemes (originally proposed in [1,2]) which set the geometry to be that of a fixed de Sitter spacetime. In particular, we study the quantum back"},"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":"2012.01816","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-th","submitted_at":"2020-12-03T10:43:22Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"02c92c24a835a22f55b5bc05d341965066af5af0c9b1f1e3e1a0bd3001e94758","abstract_canon_sha256":"b160c87688b97f681f7c08b717ef41bb2da96637ea5d6a32175744e72863fa05"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:45:34.936163Z","signature_b64":"sM0PCO5eYb7H3SpXqGHERpRdn0X8U+wEwMTbAE2iSwkYaGrL6z/PkTDDMlkRDTqXA6F5vXIlgjjY8TdLdv31AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37b9bf85e0689e7faf09bc54d5cbbe0c149a6e86be4d0802ed44748897875e44","last_reissued_at":"2026-07-05T02:45:34.935668Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:45:34.935668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum backreaction of $O(N)$-symmetric scalar fields and de Sitter spacetimes at the renormalization point: renormalization schemes and the screening of the cosmological constant","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-th","authors_text":"Diana L. L\\'opez Nacir, Juli\\'an Rovner","submitted_at":"2020-12-03T10:43:22Z","abstract_excerpt":"We consider a theory of $N$ self-interacting quantum scalar fields with quartic $O(N)$-symmetric potential, with a coupling constant $\\lambda$, in a generic curved spacetime. We analyze the renormalization process of the Semiclassical Einstein Equations at leading order in the $1/N$ expansion for different renormailzation schemes, namely: the traditional one that sets the geometry of the spacetime to be Minkowski at the renormalization point, and new schemes (originally proposed in [1,2]) which set the geometry to be that of a fixed de Sitter spacetime. In particular, we study the quantum back"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.01816","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/2012.01816/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":"2012.01816","created_at":"2026-07-05T02:45:34.935728+00:00"},{"alias_kind":"arxiv_version","alias_value":"2012.01816v2","created_at":"2026-07-05T02:45:34.935728+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.01816","created_at":"2026-07-05T02:45:34.935728+00:00"},{"alias_kind":"pith_short_12","alias_value":"G6437BPANCPH","created_at":"2026-07-05T02:45:34.935728+00:00"},{"alias_kind":"pith_short_16","alias_value":"G6437BPANCPH7LYJ","created_at":"2026-07-05T02:45:34.935728+00:00"},{"alias_kind":"pith_short_8","alias_value":"G6437BPA","created_at":"2026-07-05T02:45:34.935728+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2504.16578","citing_title":"Spontaneous symmetry breaking induced by curvature : Analysis via non-perturbative 2PI Hartree approximation","ref_index":43,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ","json":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ.json","graph_json":"https://pith.science/api/pith-number/G6437BPANCPH7LYJXRKNLS56BQ/graph.json","events_json":"https://pith.science/api/pith-number/G6437BPANCPH7LYJXRKNLS56BQ/events.json","paper":"https://pith.science/paper/G6437BPA"},"agent_actions":{"view_html":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ","download_json":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ.json","view_paper":"https://pith.science/paper/G6437BPA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2012.01816&json=true","fetch_graph":"https://pith.science/api/pith-number/G6437BPANCPH7LYJXRKNLS56BQ/graph.json","fetch_events":"https://pith.science/api/pith-number/G6437BPANCPH7LYJXRKNLS56BQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ/action/storage_attestation","attest_author":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ/action/author_attestation","sign_citation":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ/action/citation_signature","submit_replication":"https://pith.science/pith/G6437BPANCPH7LYJXRKNLS56BQ/action/replication_record"}},"created_at":"2026-07-05T02:45:34.935728+00:00","updated_at":"2026-07-05T02:45:34.935728+00:00"}