{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:YGE6PM34VHW4ZGFW4NR2LPJAFU","short_pith_number":"pith:YGE6PM34","schema_version":"1.0","canonical_sha256":"c189e7b37ca9edcc98b6e363a5bd202d1c1034767b05b530873150a9519c45b0","source":{"kind":"arxiv","id":"2501.13849","version":2},"attestation_state":"computed","paper":{"title":"Dark Photon Polarimetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Cheuk Kan Kelvin Yue, Fiesta Ting Yan Leung, Jing Ren, Kaifeng Zheng, Sida Lu, Tao Liu","submitted_at":"2025-01-23T17:16:15Z","abstract_excerpt":"We propose detecting dark photons (DP), a major candidate for wave dark matter, through polarimetry. The DP can modify Maxwell's equations due to its kinetic mixing with regular photons, inducing an oscillating component in the electromagnetic field. This may leave an imprint on polarimetric light signals, such as Faraday rotation, characterized by a distinctive wave pattern in spacetime. We then apply this method to investigate ultralight DPs produced through the superradiance of supermassive black holes for demonstration. Using the polarimetric measurements of radiation from the M87$^\\ast$ a"},"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":"2501.13849","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-01-23T17:16:15Z","cross_cats_sorted":[],"title_canon_sha256":"56590b4d0bcc77730b5c13ee22442684b93b981161335df56db66db237e33c69","abstract_canon_sha256":"b38d9a68abc8eae3b79b0742f9293376a59d3e04d220a138abb0a683c83c3032"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:02:39.844160Z","signature_b64":"3oY1FclMHQ0hrqQpUddQTWRyz39QHIqQR9C78ZLLZcpUJIrAZ6U5eCpZ7GtTc3AndZ7kS0LiWOG2+A5inhMrBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c189e7b37ca9edcc98b6e363a5bd202d1c1034767b05b530873150a9519c45b0","last_reissued_at":"2026-07-05T12:02:39.843583Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:02:39.843583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dark Photon Polarimetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Cheuk Kan Kelvin Yue, Fiesta Ting Yan Leung, Jing Ren, Kaifeng Zheng, Sida Lu, Tao Liu","submitted_at":"2025-01-23T17:16:15Z","abstract_excerpt":"We propose detecting dark photons (DP), a major candidate for wave dark matter, through polarimetry. The DP can modify Maxwell's equations due to its kinetic mixing with regular photons, inducing an oscillating component in the electromagnetic field. This may leave an imprint on polarimetric light signals, such as Faraday rotation, characterized by a distinctive wave pattern in spacetime. We then apply this method to investigate ultralight DPs produced through the superradiance of supermassive black holes for demonstration. Using the polarimetric measurements of radiation from the M87$^\\ast$ a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.13849","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/2501.13849/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":"2501.13849","created_at":"2026-07-05T12:02:39.843655+00:00"},{"alias_kind":"arxiv_version","alias_value":"2501.13849v2","created_at":"2026-07-05T12:02:39.843655+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.13849","created_at":"2026-07-05T12:02:39.843655+00:00"},{"alias_kind":"pith_short_12","alias_value":"YGE6PM34VHW4","created_at":"2026-07-05T12:02:39.843655+00:00"},{"alias_kind":"pith_short_16","alias_value":"YGE6PM34VHW4ZGFW","created_at":"2026-07-05T12:02:39.843655+00:00"},{"alias_kind":"pith_short_8","alias_value":"YGE6PM34","created_at":"2026-07-05T12:02:39.843655+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/YGE6PM34VHW4ZGFW4NR2LPJAFU","json":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU.json","graph_json":"https://pith.science/api/pith-number/YGE6PM34VHW4ZGFW4NR2LPJAFU/graph.json","events_json":"https://pith.science/api/pith-number/YGE6PM34VHW4ZGFW4NR2LPJAFU/events.json","paper":"https://pith.science/paper/YGE6PM34"},"agent_actions":{"view_html":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU","download_json":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU.json","view_paper":"https://pith.science/paper/YGE6PM34","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2501.13849&json=true","fetch_graph":"https://pith.science/api/pith-number/YGE6PM34VHW4ZGFW4NR2LPJAFU/graph.json","fetch_events":"https://pith.science/api/pith-number/YGE6PM34VHW4ZGFW4NR2LPJAFU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU/action/storage_attestation","attest_author":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU/action/author_attestation","sign_citation":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU/action/citation_signature","submit_replication":"https://pith.science/pith/YGE6PM34VHW4ZGFW4NR2LPJAFU/action/replication_record"}},"created_at":"2026-07-05T12:02:39.843655+00:00","updated_at":"2026-07-05T12:02:39.843655+00:00"}