{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:TDFLAFICAEXOBMSV5R4UUIM2HK","short_pith_number":"pith:TDFLAFIC","schema_version":"1.0","canonical_sha256":"98cab01502012ee0b255ec794a219a3a8dbe96bdbf872104560f0e4e74d54c9e","source":{"kind":"arxiv","id":"1004.5320","version":3},"attestation_state":"computed","paper":{"title":"A unique Fock quantization for fields in non-stationary spacetimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Guillermo A. Mena Marugan, Javier Olmedo, Jeronimo Cortez, Jose M. Velhinho","submitted_at":"2010-04-29T15:15:37Z","abstract_excerpt":"In curved spacetimes, the lack of criteria for the construction of a unique quantization is a fundamental problem undermining the significance of the predictions of quantum field theory. Inequivalent quantizations lead to different physics. Recently, however, some uniqueness results have been obtained for fields in non-stationary settings. In particular, for vacua that are invariant under the background symmetries, a unitary implementation of the classical evolution suffices to pick up a unique Fock quantization in the case of Klein-Gordon fields with time-dependent mass, propagating in a stat"},"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":"1004.5320","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-04-29T15:15:37Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"d0432c3a78c94f9ce0790cc54a0140cf89f8e3572280c21259de247cc89bae30","abstract_canon_sha256":"b19da5bfbe7d86ff8f74f97d6119381436a3e34af75e21c20498392cb5471ad5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:24:15.007307Z","signature_b64":"DZvfsZFijzf4SqIYevdlg+2korjUqrXi/g33TfFNgmiTZgJJOZbIs+tE29uVJF21jRRFjSh+Bstl3SGjrAB/Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"98cab01502012ee0b255ec794a219a3a8dbe96bdbf872104560f0e4e74d54c9e","last_reissued_at":"2026-05-18T02:24:15.006441Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:24:15.006441Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A unique Fock quantization for fields in non-stationary spacetimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Guillermo A. Mena Marugan, Javier Olmedo, Jeronimo Cortez, Jose M. Velhinho","submitted_at":"2010-04-29T15:15:37Z","abstract_excerpt":"In curved spacetimes, the lack of criteria for the construction of a unique quantization is a fundamental problem undermining the significance of the predictions of quantum field theory. Inequivalent quantizations lead to different physics. Recently, however, some uniqueness results have been obtained for fields in non-stationary settings. In particular, for vacua that are invariant under the background symmetries, a unitary implementation of the classical evolution suffices to pick up a unique Fock quantization in the case of Klein-Gordon fields with time-dependent mass, propagating in a stat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.5320","kind":"arxiv","version":3},"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":"1004.5320","created_at":"2026-05-18T02:24:15.006594+00:00"},{"alias_kind":"arxiv_version","alias_value":"1004.5320v3","created_at":"2026-05-18T02:24:15.006594+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.5320","created_at":"2026-05-18T02:24:15.006594+00:00"},{"alias_kind":"pith_short_12","alias_value":"TDFLAFICAEXO","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_16","alias_value":"TDFLAFICAEXOBMSV","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_8","alias_value":"TDFLAFIC","created_at":"2026-05-18T12:26:13.927090+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/TDFLAFICAEXOBMSV5R4UUIM2HK","json":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK.json","graph_json":"https://pith.science/api/pith-number/TDFLAFICAEXOBMSV5R4UUIM2HK/graph.json","events_json":"https://pith.science/api/pith-number/TDFLAFICAEXOBMSV5R4UUIM2HK/events.json","paper":"https://pith.science/paper/TDFLAFIC"},"agent_actions":{"view_html":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK","download_json":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK.json","view_paper":"https://pith.science/paper/TDFLAFIC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1004.5320&json=true","fetch_graph":"https://pith.science/api/pith-number/TDFLAFICAEXOBMSV5R4UUIM2HK/graph.json","fetch_events":"https://pith.science/api/pith-number/TDFLAFICAEXOBMSV5R4UUIM2HK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK/action/storage_attestation","attest_author":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK/action/author_attestation","sign_citation":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK/action/citation_signature","submit_replication":"https://pith.science/pith/TDFLAFICAEXOBMSV5R4UUIM2HK/action/replication_record"}},"created_at":"2026-05-18T02:24:15.006594+00:00","updated_at":"2026-05-18T02:24:15.006594+00:00"}