{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:6DD47F47KTTSVXU5UHZQ7QLRPP","short_pith_number":"pith:6DD47F47","schema_version":"1.0","canonical_sha256":"f0c7cf979f54e72ade9da1f30fc1717bfae95eee0f6d4cd8d4ce492ac2bbb5f6","source":{"kind":"arxiv","id":"2403.17539","version":3},"attestation_state":"computed","paper":{"title":"A misleading naming convention: de Sitter `tachyonic' scalar fields","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"gr-qc","authors_text":"Hamed Pejhan, Jean-Pierre Gazeau","submitted_at":"2024-03-26T09:43:08Z","abstract_excerpt":"We revisit the concept of de Sitter (dS) 'tachyonic' scalar fields, characterized by discrete negative squared mass values, and assess their physical significance through a rigorous Wigner-inspired group-theoretical analysis. This perspective demonstrates that such fields, often misinterpreted as inherently unstable due to their mass parameter, are best understood within the framework of unitary irreducible representations (UIRs) of the dS group. The discrete mass spectrum arises naturally in this representation framework, offering profound insights into the interplay between dS relativity and"},"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":"2403.17539","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-03-26T09:43:08Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"9b6df95507d3e887b2385cb225a08d30c603c6d5963001ecb001c7df1615a944","abstract_canon_sha256":"3ccbf83b822e5085b5ddf0e48a4c6cf629142eb13a0f45cb3e324b5966e4c14c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:02:44.519313Z","signature_b64":"eGMN8x18oTUWEi2RtKp071QKQ4ahUZCPSeKkrWGp2xP0diDlPqqiIBVqkUlZ4RVpZKwcFKVmlZ5vCG1awZpNCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0c7cf979f54e72ade9da1f30fc1717bfae95eee0f6d4cd8d4ce492ac2bbb5f6","last_reissued_at":"2026-07-05T10:02:44.518858Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:02:44.518858Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A misleading naming convention: de Sitter `tachyonic' scalar fields","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"gr-qc","authors_text":"Hamed Pejhan, Jean-Pierre Gazeau","submitted_at":"2024-03-26T09:43:08Z","abstract_excerpt":"We revisit the concept of de Sitter (dS) 'tachyonic' scalar fields, characterized by discrete negative squared mass values, and assess their physical significance through a rigorous Wigner-inspired group-theoretical analysis. This perspective demonstrates that such fields, often misinterpreted as inherently unstable due to their mass parameter, are best understood within the framework of unitary irreducible representations (UIRs) of the dS group. The discrete mass spectrum arises naturally in this representation framework, offering profound insights into the interplay between dS relativity and"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.17539","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2403.17539/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":"2403.17539","created_at":"2026-07-05T10:02:44.518917+00:00"},{"alias_kind":"arxiv_version","alias_value":"2403.17539v3","created_at":"2026-07-05T10:02:44.518917+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.17539","created_at":"2026-07-05T10:02:44.518917+00:00"},{"alias_kind":"pith_short_12","alias_value":"6DD47F47KTTS","created_at":"2026-07-05T10:02:44.518917+00:00"},{"alias_kind":"pith_short_16","alias_value":"6DD47F47KTTSVXU5","created_at":"2026-07-05T10:02:44.518917+00:00"},{"alias_kind":"pith_short_8","alias_value":"6DD47F47","created_at":"2026-07-05T10:02:44.518917+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/6DD47F47KTTSVXU5UHZQ7QLRPP","json":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP.json","graph_json":"https://pith.science/api/pith-number/6DD47F47KTTSVXU5UHZQ7QLRPP/graph.json","events_json":"https://pith.science/api/pith-number/6DD47F47KTTSVXU5UHZQ7QLRPP/events.json","paper":"https://pith.science/paper/6DD47F47"},"agent_actions":{"view_html":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP","download_json":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP.json","view_paper":"https://pith.science/paper/6DD47F47","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2403.17539&json=true","fetch_graph":"https://pith.science/api/pith-number/6DD47F47KTTSVXU5UHZQ7QLRPP/graph.json","fetch_events":"https://pith.science/api/pith-number/6DD47F47KTTSVXU5UHZQ7QLRPP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP/action/storage_attestation","attest_author":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP/action/author_attestation","sign_citation":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP/action/citation_signature","submit_replication":"https://pith.science/pith/6DD47F47KTTSVXU5UHZQ7QLRPP/action/replication_record"}},"created_at":"2026-07-05T10:02:44.518917+00:00","updated_at":"2026-07-05T10:02:44.518917+00:00"}