{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:I4I6ZEKMQTUQOKPMPOTG2K44IE","short_pith_number":"pith:I4I6ZEKM","canonical_record":{"source":{"id":"2408.07414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-14T09:43:35Z","cross_cats_sorted":[],"title_canon_sha256":"d8c5decef4c8df0465ab3ee9dac6414d367c4f6f6d05f935f91fddc5fa5fd09c","abstract_canon_sha256":"b69242ed3b854c5880758c0307b28de1e2c90a71b65db69bd3bfcc484aa1727d"},"schema_version":"1.0"},"canonical_sha256":"4711ec914c84e90729ec7ba66d2b9c41244374dc4392da2896f3d50fb37d98cf","source":{"kind":"arxiv","id":"2408.07414","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.07414","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"arxiv_version","alias_value":"2408.07414v1","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.07414","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_12","alias_value":"I4I6ZEKMQTUQ","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_16","alias_value":"I4I6ZEKMQTUQOKPM","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_8","alias_value":"I4I6ZEKM","created_at":"2026-07-05T08:55:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:I4I6ZEKMQTUQOKPMPOTG2K44IE","target":"record","payload":{"canonical_record":{"source":{"id":"2408.07414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-14T09:43:35Z","cross_cats_sorted":[],"title_canon_sha256":"d8c5decef4c8df0465ab3ee9dac6414d367c4f6f6d05f935f91fddc5fa5fd09c","abstract_canon_sha256":"b69242ed3b854c5880758c0307b28de1e2c90a71b65db69bd3bfcc484aa1727d"},"schema_version":"1.0"},"canonical_sha256":"4711ec914c84e90729ec7ba66d2b9c41244374dc4392da2896f3d50fb37d98cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:55:24.987279Z","signature_b64":"DImM+2zXNRrxBfXTgvZmbRoCe0kpAgbLQPYIw94KauAQAtj/S1Ohelmxoqx/QqUm/APC4+Np8FM1lBIc+k4sAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4711ec914c84e90729ec7ba66d2b9c41244374dc4392da2896f3d50fb37d98cf","last_reissued_at":"2026-07-05T08:55:24.986782Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:55:24.986782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.07414","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":"2026-07-05T08:55:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R9kPKY2OaGK0G639ncUtCU8DpoYefZS6rHoxsT7gTzzE2oT/4rIs42WJkL7GcI3QLMPtecKPc6tH05Z/P0c2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T20:52:17.071254Z"},"content_sha256":"5195cb766461b8b9dc3f6f1b22b5061e3ee66e4606d0f0af5f0548339a9c50be","schema_version":"1.0","event_id":"sha256:5195cb766461b8b9dc3f6f1b22b5061e3ee66e4606d0f0af5f0548339a9c50be"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:I4I6ZEKMQTUQOKPMPOTG2K44IE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"WavLM model ensemble for audio deepfake detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.AS","authors_text":"Adriana Stan, Dan Oneata, David Combei, Horia Cucu","submitted_at":"2024-08-14T09:43:35Z","abstract_excerpt":"Audio deepfake detection has become a pivotal task over the last couple of years, as many recent speech synthesis and voice cloning systems generate highly realistic speech samples, thus enabling their use in malicious activities. In this paper we address the issue of audio deepfake detection as it was set in the ASVspoof5 challenge. First, we benchmark ten types of pretrained representations and show that the self-supervised representations stemming from the wav2vec2 and wavLM families perform best. Of the two, wavLM is better when restricting the pretraining data to LibriSpeech, as required "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.07414","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/2408.07414/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":"2026-07-05T08:55:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dn8aJisu0R4BYWSIVYlN0LOmLOrfNW9S31obqHsNb8vcYAYTZXxQDXpCB8fiZigFtV7quGZSrOnk0/qNXaGBDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T20:52:17.071626Z"},"content_sha256":"1b20b1d32f06252358d60c28e84a0e4ee4cde72d99d9f1559ad2d1c840a91f79","schema_version":"1.0","event_id":"sha256:1b20b1d32f06252358d60c28e84a0e4ee4cde72d99d9f1559ad2d1c840a91f79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/bundle.json","state_url":"https://pith.science/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/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":"2026-08-11T20:52:17Z","links":{"resolver":"https://pith.science/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE","bundle":"https://pith.science/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/bundle.json","state":"https://pith.science/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I4I6ZEKMQTUQOKPMPOTG2K44IE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:I4I6ZEKMQTUQOKPMPOTG2K44IE","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":"b69242ed3b854c5880758c0307b28de1e2c90a71b65db69bd3bfcc484aa1727d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-14T09:43:35Z","title_canon_sha256":"d8c5decef4c8df0465ab3ee9dac6414d367c4f6f6d05f935f91fddc5fa5fd09c"},"schema_version":"1.0","source":{"id":"2408.07414","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.07414","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"arxiv_version","alias_value":"2408.07414v1","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.07414","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_12","alias_value":"I4I6ZEKMQTUQ","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_16","alias_value":"I4I6ZEKMQTUQOKPM","created_at":"2026-07-05T08:55:24Z"},{"alias_kind":"pith_short_8","alias_value":"I4I6ZEKM","created_at":"2026-07-05T08:55:24Z"}],"graph_snapshots":[{"event_id":"sha256:1b20b1d32f06252358d60c28e84a0e4ee4cde72d99d9f1559ad2d1c840a91f79","target":"graph","created_at":"2026-07-05T08:55:24Z","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/2408.07414/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Audio deepfake detection has become a pivotal task over the last couple of years, as many recent speech synthesis and voice cloning systems generate highly realistic speech samples, thus enabling their use in malicious activities. In this paper we address the issue of audio deepfake detection as it was set in the ASVspoof5 challenge. First, we benchmark ten types of pretrained representations and show that the self-supervised representations stemming from the wav2vec2 and wavLM families perform best. Of the two, wavLM is better when restricting the pretraining data to LibriSpeech, as required ","authors_text":"Adriana Stan, Dan Oneata, David Combei, Horia Cucu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-14T09:43:35Z","title":"WavLM model ensemble for audio deepfake detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.07414","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":"sha256:5195cb766461b8b9dc3f6f1b22b5061e3ee66e4606d0f0af5f0548339a9c50be","target":"record","created_at":"2026-07-05T08:55:24Z","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":"b69242ed3b854c5880758c0307b28de1e2c90a71b65db69bd3bfcc484aa1727d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-14T09:43:35Z","title_canon_sha256":"d8c5decef4c8df0465ab3ee9dac6414d367c4f6f6d05f935f91fddc5fa5fd09c"},"schema_version":"1.0","source":{"id":"2408.07414","kind":"arxiv","version":1}},"canonical_sha256":"4711ec914c84e90729ec7ba66d2b9c41244374dc4392da2896f3d50fb37d98cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4711ec914c84e90729ec7ba66d2b9c41244374dc4392da2896f3d50fb37d98cf","first_computed_at":"2026-07-05T08:55:24.986782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:55:24.986782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DImM+2zXNRrxBfXTgvZmbRoCe0kpAgbLQPYIw94KauAQAtj/S1Ohelmxoqx/QqUm/APC4+Np8FM1lBIc+k4sAw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:55:24.987279Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.07414","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5195cb766461b8b9dc3f6f1b22b5061e3ee66e4606d0f0af5f0548339a9c50be","sha256:1b20b1d32f06252358d60c28e84a0e4ee4cde72d99d9f1559ad2d1c840a91f79"],"state_sha256":"18d234d555c24451695da40b0dfcbde558d243a064e299aab6a77b0155720c0f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wSnBkZ8EinfZ5YlBKzwoOhdmIaUA/bdENLuuwDXaUFmc6poOo1YgvRDjd9QINcWZclFTW6NqJnXKIIBQdnB8CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T20:52:17.074107Z","bundle_sha256":"26c833b11e0ea8b6be3fc8ff89344bf197ef9dda47e03d2cf9f7436d99443248"}}