{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:VQU6TLXBNK44GGCB2BLQ5DV2OS","short_pith_number":"pith:VQU6TLXB","canonical_record":{"source":{"id":"2504.10819","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2025-04-15T02:39:46Z","cross_cats_sorted":["eess.AS"],"title_canon_sha256":"358e68039ad4af2b40fe4f8e9c81ca09c19e66cd475e2811f821448318f9def0","abstract_canon_sha256":"7b26ad748bbd0024758ca7f51d354fd9a749af8d09c47da3bd074809c50246ff"},"schema_version":"1.0"},"canonical_sha256":"ac29e9aee16ab9c31841d0570e8eba748d5d946c8d2c01d9a1eec6f2a6cb8dfc","source":{"kind":"arxiv","id":"2504.10819","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.10819","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"arxiv_version","alias_value":"2504.10819v1","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.10819","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_12","alias_value":"VQU6TLXBNK44","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_16","alias_value":"VQU6TLXBNK44GGCB","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_8","alias_value":"VQU6TLXB","created_at":"2026-07-05T10:49:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:VQU6TLXBNK44GGCB2BLQ5DV2OS","target":"record","payload":{"canonical_record":{"source":{"id":"2504.10819","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2025-04-15T02:39:46Z","cross_cats_sorted":["eess.AS"],"title_canon_sha256":"358e68039ad4af2b40fe4f8e9c81ca09c19e66cd475e2811f821448318f9def0","abstract_canon_sha256":"7b26ad748bbd0024758ca7f51d354fd9a749af8d09c47da3bd074809c50246ff"},"schema_version":"1.0"},"canonical_sha256":"ac29e9aee16ab9c31841d0570e8eba748d5d946c8d2c01d9a1eec6f2a6cb8dfc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:49:24.770836Z","signature_b64":"c2nvc8B1oPduekZMNn/5VmLo98ekncWtUCCRwrEDH4iuHdb7RHa+yCNDGImN4sOZHWU0nuHKsiZk0GXA/3X1Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac29e9aee16ab9c31841d0570e8eba748d5d946c8d2c01d9a1eec6f2a6cb8dfc","last_reissued_at":"2026-07-05T10:49:24.770371Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:49:24.770371Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.10819","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:49:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jixIkGrmOfGljNdoTy2bvRXuwrC4XTh0XYS531wKAyng1jhMySj6OclxXp2M3zLvjNHgVtKoOo8+IAxPNdXhDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:27:00.972380Z"},"content_sha256":"98d7af1dedfe6de3671144f4fbb38be35d675c9a7fff90c0636b4bed5e950235","schema_version":"1.0","event_id":"sha256:98d7af1dedfe6de3671144f4fbb38be35d675c9a7fff90c0636b4bed5e950235"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:VQU6TLXBNK44GGCB2BLQ5DV2OS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generalized Audio Deepfake Detection Using Frame-level Latent Information Entropy","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["eess.AS"],"primary_cat":"cs.SD","authors_text":"Botao Zhao, Jianzong Wang, Jing Xiao, Junqing Peng, Xiaoyang Qu, Yayun He, Zuheng Kang","submitted_at":"2025-04-15T02:39:46Z","abstract_excerpt":"Generalizability, the capacity of a robust model to perform effectively on unseen data, is crucial for audio deepfake detection due to the rapid evolution of text-to-speech (TTS) and voice conversion (VC) technologies. A promising approach to differentiate between bonafide and spoof samples lies in identifying intrinsic disparities to enhance model generalizability. From an information-theoretic perspective, we hypothesize the information content is one of the intrinsic differences: bonafide sample represents a dense, information-rich sampling of the real world, whereas spoof sample is typical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.10819","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/2504.10819/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:49:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bafwg64QPO//40TvfjMlFxufRTkyuhAu+mMXpOin12VU99qL1PVICsdoN22iIjv5ayyrmd5lLyZGDLk7qqwPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:27:00.972769Z"},"content_sha256":"1e913be372f07f21e228d63f43ae9cb2c5853f49621b3cc3c9f4d206c5c546ee","schema_version":"1.0","event_id":"sha256:1e913be372f07f21e228d63f43ae9cb2c5853f49621b3cc3c9f4d206c5c546ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/bundle.json","state_url":"https://pith.science/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-04T06:27:00Z","links":{"resolver":"https://pith.science/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS","bundle":"https://pith.science/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/bundle.json","state":"https://pith.science/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VQU6TLXBNK44GGCB2BLQ5DV2OS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:VQU6TLXBNK44GGCB2BLQ5DV2OS","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7b26ad748bbd0024758ca7f51d354fd9a749af8d09c47da3bd074809c50246ff","cross_cats_sorted":["eess.AS"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2025-04-15T02:39:46Z","title_canon_sha256":"358e68039ad4af2b40fe4f8e9c81ca09c19e66cd475e2811f821448318f9def0"},"schema_version":"1.0","source":{"id":"2504.10819","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.10819","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"arxiv_version","alias_value":"2504.10819v1","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.10819","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_12","alias_value":"VQU6TLXBNK44","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_16","alias_value":"VQU6TLXBNK44GGCB","created_at":"2026-07-05T10:49:24Z"},{"alias_kind":"pith_short_8","alias_value":"VQU6TLXB","created_at":"2026-07-05T10:49:24Z"}],"graph_snapshots":[{"event_id":"sha256:1e913be372f07f21e228d63f43ae9cb2c5853f49621b3cc3c9f4d206c5c546ee","target":"graph","created_at":"2026-07-05T10:49:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2504.10819/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Generalizability, the capacity of a robust model to perform effectively on unseen data, is crucial for audio deepfake detection due to the rapid evolution of text-to-speech (TTS) and voice conversion (VC) technologies. A promising approach to differentiate between bonafide and spoof samples lies in identifying intrinsic disparities to enhance model generalizability. From an information-theoretic perspective, we hypothesize the information content is one of the intrinsic differences: bonafide sample represents a dense, information-rich sampling of the real world, whereas spoof sample is typical","authors_text":"Botao Zhao, Jianzong Wang, Jing Xiao, Junqing Peng, Xiaoyang Qu, Yayun He, Zuheng Kang","cross_cats":["eess.AS"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2025-04-15T02:39:46Z","title":"Generalized Audio Deepfake Detection Using Frame-level Latent Information Entropy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.10819","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:98d7af1dedfe6de3671144f4fbb38be35d675c9a7fff90c0636b4bed5e950235","target":"record","created_at":"2026-07-05T10:49:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"7b26ad748bbd0024758ca7f51d354fd9a749af8d09c47da3bd074809c50246ff","cross_cats_sorted":["eess.AS"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2025-04-15T02:39:46Z","title_canon_sha256":"358e68039ad4af2b40fe4f8e9c81ca09c19e66cd475e2811f821448318f9def0"},"schema_version":"1.0","source":{"id":"2504.10819","kind":"arxiv","version":1}},"canonical_sha256":"ac29e9aee16ab9c31841d0570e8eba748d5d946c8d2c01d9a1eec6f2a6cb8dfc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac29e9aee16ab9c31841d0570e8eba748d5d946c8d2c01d9a1eec6f2a6cb8dfc","first_computed_at":"2026-07-05T10:49:24.770371Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:49:24.770371Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"c2nvc8B1oPduekZMNn/5VmLo98ekncWtUCCRwrEDH4iuHdb7RHa+yCNDGImN4sOZHWU0nuHKsiZk0GXA/3X1Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:49:24.770836Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.10819","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98d7af1dedfe6de3671144f4fbb38be35d675c9a7fff90c0636b4bed5e950235","sha256:1e913be372f07f21e228d63f43ae9cb2c5853f49621b3cc3c9f4d206c5c546ee"],"state_sha256":"dee8503d38824f5f6cdac8c7613e763d40ee285e2d53f3e0d2682321c1127552"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ikHg1bp3tGMNq9MOKyf35bDXgx1Nzf081AgXvhktU92W7iYbNn1drsnAfpBDdWe39Bps+F8KE+8P32YFUsIoBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:27:00.975433Z","bundle_sha256":"e336da44763d93341ea0b1c0d5f0f8e190be242c05e932ef259b51e7aae84877"}}