{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:BT75SBM25W2Y3ETGHJIJEBAM4W","short_pith_number":"pith:BT75SBM2","schema_version":"1.0","canonical_sha256":"0cffd9059aedb58d92663a5092040ce58857e839d299cf4a5d5a9981133316ac","source":{"kind":"arxiv","id":"2303.07436","version":2},"attestation_state":"computed","paper":{"title":"Operational realization of quantum vacuum ambiguities","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"\\'Alvaro \\'Alvarez-Dom\\'inguez, \\'Alvaro Parra-L\\'opez, Jos\\'e A. R. Cembranos, Jose M. S\\'anchez Vel\\'azquez, Luis J. Garay, Mercedes Mart\\'in-Benito","submitted_at":"2023-03-13T19:29:57Z","abstract_excerpt":"We provide a reinterpretation of the quantum vacuum ambiguities that one encounters when studying particle creation phenomena due to an external and time-dependent agent. We propose a measurement-motivated understanding: Each way of measuring the number of created particles selects a particular vacuum. This point of view gives a clear and physical meaning to the time evolution of the number of particles produced by the agent as the counts in a specific detector and, at the same time relates commonly used quantization prescriptions to particular measurement setups."},"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":"2303.07436","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2023-03-13T19:29:57Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"9c5a0190a6698e445ea1b0e902f7883a8bf7951923acac4a1c3ed7abf4782e07","abstract_canon_sha256":"2d91e2eb2429df19c2f12b48583c4c9f1d1d1a4d8eee0854c43821e8f50b93cc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:50:39.337831Z","signature_b64":"ceGPKmuehBz4bXQV+tyNAAsjfpO7yRTYEOQ3hoWtjdzyD+12hSSaWv5vJdJwuqgBT23BkOEOwk1ESKLushRbCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0cffd9059aedb58d92663a5092040ce58857e839d299cf4a5d5a9981133316ac","last_reissued_at":"2026-07-05T06:50:39.337212Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:50:39.337212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Operational realization of quantum vacuum ambiguities","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"\\'Alvaro \\'Alvarez-Dom\\'inguez, \\'Alvaro Parra-L\\'opez, Jos\\'e A. R. Cembranos, Jose M. S\\'anchez Vel\\'azquez, Luis J. Garay, Mercedes Mart\\'in-Benito","submitted_at":"2023-03-13T19:29:57Z","abstract_excerpt":"We provide a reinterpretation of the quantum vacuum ambiguities that one encounters when studying particle creation phenomena due to an external and time-dependent agent. We propose a measurement-motivated understanding: Each way of measuring the number of created particles selects a particular vacuum. This point of view gives a clear and physical meaning to the time evolution of the number of particles produced by the agent as the counts in a specific detector and, at the same time relates commonly used quantization prescriptions to particular measurement setups."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.07436","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/2303.07436/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":"2303.07436","created_at":"2026-07-05T06:50:39.337282+00:00"},{"alias_kind":"arxiv_version","alias_value":"2303.07436v2","created_at":"2026-07-05T06:50:39.337282+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.07436","created_at":"2026-07-05T06:50:39.337282+00:00"},{"alias_kind":"pith_short_12","alias_value":"BT75SBM25W2Y","created_at":"2026-07-05T06:50:39.337282+00:00"},{"alias_kind":"pith_short_16","alias_value":"BT75SBM25W2Y3ETG","created_at":"2026-07-05T06:50:39.337282+00:00"},{"alias_kind":"pith_short_8","alias_value":"BT75SBM2","created_at":"2026-07-05T06:50:39.337282+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/BT75SBM25W2Y3ETGHJIJEBAM4W","json":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W.json","graph_json":"https://pith.science/api/pith-number/BT75SBM25W2Y3ETGHJIJEBAM4W/graph.json","events_json":"https://pith.science/api/pith-number/BT75SBM25W2Y3ETGHJIJEBAM4W/events.json","paper":"https://pith.science/paper/BT75SBM2"},"agent_actions":{"view_html":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W","download_json":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W.json","view_paper":"https://pith.science/paper/BT75SBM2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2303.07436&json=true","fetch_graph":"https://pith.science/api/pith-number/BT75SBM25W2Y3ETGHJIJEBAM4W/graph.json","fetch_events":"https://pith.science/api/pith-number/BT75SBM25W2Y3ETGHJIJEBAM4W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W/action/storage_attestation","attest_author":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W/action/author_attestation","sign_citation":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W/action/citation_signature","submit_replication":"https://pith.science/pith/BT75SBM25W2Y3ETGHJIJEBAM4W/action/replication_record"}},"created_at":"2026-07-05T06:50:39.337282+00:00","updated_at":"2026-07-05T06:50:39.337282+00:00"}