{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:HIVVIWNSI2C45XTDFNW6A4MUT3","short_pith_number":"pith:HIVVIWNS","canonical_record":{"source":{"id":"2509.07178","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-08T19:49:52Z","cross_cats_sorted":[],"title_canon_sha256":"a034280bdf094b1f51d4af352757fc4b33e977c47adecbad6365732b7de16058","abstract_canon_sha256":"dfefd3beb1c802d304aaec73eb0898f582be1a9a4258190bf17dc6821963fbc8"},"schema_version":"1.0"},"canonical_sha256":"3a2b5459b24685cede632b6de071949efa69856b7fc6ea5a57018901eae5b9f1","source":{"kind":"arxiv","id":"2509.07178","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07178","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07178v1","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07178","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_12","alias_value":"HIVVIWNSI2C4","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_16","alias_value":"HIVVIWNSI2C45XTD","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_8","alias_value":"HIVVIWNS","created_at":"2026-07-05T12:07:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:HIVVIWNSI2C45XTDFNW6A4MUT3","target":"record","payload":{"canonical_record":{"source":{"id":"2509.07178","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-08T19:49:52Z","cross_cats_sorted":[],"title_canon_sha256":"a034280bdf094b1f51d4af352757fc4b33e977c47adecbad6365732b7de16058","abstract_canon_sha256":"dfefd3beb1c802d304aaec73eb0898f582be1a9a4258190bf17dc6821963fbc8"},"schema_version":"1.0"},"canonical_sha256":"3a2b5459b24685cede632b6de071949efa69856b7fc6ea5a57018901eae5b9f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:07:17.103773Z","signature_b64":"lE5enp5kkE0rjJB8+0pj2BaHPa4tGeSqPXpNVVK5/GSxDmi6QnKUbUBityLmysHrcjWhAauhPQQUeTsH52CLBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a2b5459b24685cede632b6de071949efa69856b7fc6ea5a57018901eae5b9f1","last_reissued_at":"2026-07-05T12:07:17.103087Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:07:17.103087Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.07178","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":"2026-07-05T12:07:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SR7+5ndFArqxq8ERZfMyLINKC1u9EzGXdPsseemFGvfe5934QAcLhNoca8yoCDzwEr8i3b+R2y7wer3gKzbaBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T04:00:12.354332Z"},"content_sha256":"be01e54d8becf0aa8a9b45529825c8fb8535961cf5f141cd248aaeaaeab72aa7","schema_version":"1.0","event_id":"sha256:be01e54d8becf0aa8a9b45529825c8fb8535961cf5f141cd248aaeaaeab72aa7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:HIVVIWNSI2C45XTDFNW6A4MUT3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Realism to Deception: Investigating Deepfake Detectors Against Face Enhancement","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Ijaz Ul Haq, Khalid Malik, Muhammad Saad Saeed","submitted_at":"2025-09-08T19:49:52Z","abstract_excerpt":"Face enhancement techniques are widely used to enhance facial appearance. However, they can inadvertently distort biometric features, leading to significant decrease in the accuracy of deepfake detectors. This study hypothesizes that these techniques, while improving perceptual quality, can degrade the performance of deepfake detectors. To investigate this, we systematically evaluate whether commonly used face enhancement methods can serve an anti-forensic role by reducing detection accuracy. We use both traditional image processing methods and advanced GAN-based enhancements to evaluate the r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07178","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/2509.07178/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":"2026-07-05T12:07:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iHgogN0XiW/P8zdseRbtMWt5JCRv++cUPZmBB2058moTTjg41WcaDCqqhR6DFL/ugnoYEppF1Hc+PJtpGfdDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T04:00:12.354856Z"},"content_sha256":"61b9f9475978b98d4ff138475f8b5fe1ba859383036c4a2e8cfbac7374bc03f8","schema_version":"1.0","event_id":"sha256:61b9f9475978b98d4ff138475f8b5fe1ba859383036c4a2e8cfbac7374bc03f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/bundle.json","state_url":"https://pith.science/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/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":"2026-08-05T04:00:12Z","links":{"resolver":"https://pith.science/pith/HIVVIWNSI2C45XTDFNW6A4MUT3","bundle":"https://pith.science/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/bundle.json","state":"https://pith.science/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HIVVIWNSI2C45XTDFNW6A4MUT3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:HIVVIWNSI2C45XTDFNW6A4MUT3","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":"dfefd3beb1c802d304aaec73eb0898f582be1a9a4258190bf17dc6821963fbc8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-08T19:49:52Z","title_canon_sha256":"a034280bdf094b1f51d4af352757fc4b33e977c47adecbad6365732b7de16058"},"schema_version":"1.0","source":{"id":"2509.07178","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07178","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07178v1","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07178","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_12","alias_value":"HIVVIWNSI2C4","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_16","alias_value":"HIVVIWNSI2C45XTD","created_at":"2026-07-05T12:07:17Z"},{"alias_kind":"pith_short_8","alias_value":"HIVVIWNS","created_at":"2026-07-05T12:07:17Z"}],"graph_snapshots":[{"event_id":"sha256:61b9f9475978b98d4ff138475f8b5fe1ba859383036c4a2e8cfbac7374bc03f8","target":"graph","created_at":"2026-07-05T12:07:17Z","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/2509.07178/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Face enhancement techniques are widely used to enhance facial appearance. However, they can inadvertently distort biometric features, leading to significant decrease in the accuracy of deepfake detectors. This study hypothesizes that these techniques, while improving perceptual quality, can degrade the performance of deepfake detectors. To investigate this, we systematically evaluate whether commonly used face enhancement methods can serve an anti-forensic role by reducing detection accuracy. We use both traditional image processing methods and advanced GAN-based enhancements to evaluate the r","authors_text":"Ijaz Ul Haq, Khalid Malik, Muhammad Saad Saeed","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-08T19:49:52Z","title":"Realism to Deception: Investigating Deepfake Detectors Against Face Enhancement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07178","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:be01e54d8becf0aa8a9b45529825c8fb8535961cf5f141cd248aaeaaeab72aa7","target":"record","created_at":"2026-07-05T12:07:17Z","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":"dfefd3beb1c802d304aaec73eb0898f582be1a9a4258190bf17dc6821963fbc8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-08T19:49:52Z","title_canon_sha256":"a034280bdf094b1f51d4af352757fc4b33e977c47adecbad6365732b7de16058"},"schema_version":"1.0","source":{"id":"2509.07178","kind":"arxiv","version":1}},"canonical_sha256":"3a2b5459b24685cede632b6de071949efa69856b7fc6ea5a57018901eae5b9f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a2b5459b24685cede632b6de071949efa69856b7fc6ea5a57018901eae5b9f1","first_computed_at":"2026-07-05T12:07:17.103087Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:07:17.103087Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lE5enp5kkE0rjJB8+0pj2BaHPa4tGeSqPXpNVVK5/GSxDmi6QnKUbUBityLmysHrcjWhAauhPQQUeTsH52CLBA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:07:17.103773Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.07178","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be01e54d8becf0aa8a9b45529825c8fb8535961cf5f141cd248aaeaaeab72aa7","sha256:61b9f9475978b98d4ff138475f8b5fe1ba859383036c4a2e8cfbac7374bc03f8"],"state_sha256":"9cc89bc68402ca39f33e97f939d44ed63ee45b14e9dcda1181f4e6fcf58c4212"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HvIZ/bT0XBH8xOcOjedtg/wPvYbJjpfQ8gSMhG1+6CVkr4ZXlR7/k/qnIRssi+suKFlfPW3DT6DDopo876QnDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T04:00:12.363112Z","bundle_sha256":"8c50c220c07fa308edb07d35fa4b1114c7b27f5f6696b154ecb2e70901d5cd0b"}}