{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:NAPUBYBOMJ34RVMVGGBFISYLH3","short_pith_number":"pith:NAPUBYBO","schema_version":"1.0","canonical_sha256":"681f40e02e6277c8d5953182544b0b3efb4df0caeb0e29f28574910fafbe0035","source":{"kind":"arxiv","id":"2605.16465","version":1},"attestation_state":"computed","paper":{"title":"Freeze-in Warm Dark Matter via Dimension-6 Operators in 3-3-1 Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","physics.comp-ph"],"primary_cat":"hep-ph","authors_text":"Fujun Liu, Fuwei Liu","submitted_at":"2026-05-15T10:37:41Z","abstract_excerpt":"We propose a natural resolution to the fine-tuning problem inherent in the freeze-in dark matter paradigm by embedding a sterile singlet within a 3-3-1 electroweak extension. By imposing an exact $Z_{13}$ discrete gauge symmetry, we formally suppress all low-dimensional portals to ensure that the dark sector communicates with the Standard Model (SM) exclusively through a dimension-six operator. This theoretical structure allows the extraordinarily small coupling required for dark matter production to emerge naturally from the profound hierarchy between the electroweak scale and the ultra-high "},"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":"2605.16465","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-05-15T10:37:41Z","cross_cats_sorted":["astro-ph.CO","physics.comp-ph"],"title_canon_sha256":"3e2b5fb355f999ab7c56ea23391127a05508620914beba4225c12ba56433e541","abstract_canon_sha256":"41d1932b50bfad0e76161b67633979ea7592bee0152307cc023493555757e9d8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:02:23.428953Z","signature_b64":"wUcXc/Iv7aFSVXw966PFlUWfFm5k9WR6cGIYQwgT7N4OgRDGkf4eKjmT5ZUYRS7AeRqCyjVLVztr9n4SF/uPBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"681f40e02e6277c8d5953182544b0b3efb4df0caeb0e29f28574910fafbe0035","last_reissued_at":"2026-05-20T00:02:23.428325Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:02:23.428325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Freeze-in Warm Dark Matter via Dimension-6 Operators in 3-3-1 Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","physics.comp-ph"],"primary_cat":"hep-ph","authors_text":"Fujun Liu, Fuwei Liu","submitted_at":"2026-05-15T10:37:41Z","abstract_excerpt":"We propose a natural resolution to the fine-tuning problem inherent in the freeze-in dark matter paradigm by embedding a sterile singlet within a 3-3-1 electroweak extension. By imposing an exact $Z_{13}$ discrete gauge symmetry, we formally suppress all low-dimensional portals to ensure that the dark sector communicates with the Standard Model (SM) exclusively through a dimension-six operator. This theoretical structure allows the extraordinarily small coupling required for dark matter production to emerge naturally from the profound hierarchy between the electroweak scale and the ultra-high "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.16465","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.16465/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"ai_meta_artifact","ran_at":"2026-05-19T19:33:23.120813Z","status":"skipped","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T19:21:57.062291Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"fee719158c18c9159a0e195f6bbb320dd828f1f5da657008f5be0259170039ba"},"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":"2605.16465","created_at":"2026-05-20T00:02:23.428426+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.16465v1","created_at":"2026-05-20T00:02:23.428426+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.16465","created_at":"2026-05-20T00:02:23.428426+00:00"},{"alias_kind":"pith_short_12","alias_value":"NAPUBYBOMJ34","created_at":"2026-05-20T00:02:23.428426+00:00"},{"alias_kind":"pith_short_16","alias_value":"NAPUBYBOMJ34RVMV","created_at":"2026-05-20T00:02:23.428426+00:00"},{"alias_kind":"pith_short_8","alias_value":"NAPUBYBO","created_at":"2026-05-20T00:02:23.428426+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/NAPUBYBOMJ34RVMVGGBFISYLH3","json":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3.json","graph_json":"https://pith.science/api/pith-number/NAPUBYBOMJ34RVMVGGBFISYLH3/graph.json","events_json":"https://pith.science/api/pith-number/NAPUBYBOMJ34RVMVGGBFISYLH3/events.json","paper":"https://pith.science/paper/NAPUBYBO"},"agent_actions":{"view_html":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3","download_json":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3.json","view_paper":"https://pith.science/paper/NAPUBYBO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.16465&json=true","fetch_graph":"https://pith.science/api/pith-number/NAPUBYBOMJ34RVMVGGBFISYLH3/graph.json","fetch_events":"https://pith.science/api/pith-number/NAPUBYBOMJ34RVMVGGBFISYLH3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3/action/storage_attestation","attest_author":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3/action/author_attestation","sign_citation":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3/action/citation_signature","submit_replication":"https://pith.science/pith/NAPUBYBOMJ34RVMVGGBFISYLH3/action/replication_record"}},"created_at":"2026-05-20T00:02:23.428426+00:00","updated_at":"2026-05-20T00:02:23.428426+00:00"}