{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:LTYMPDK33VVRGNAGLZXNX3GXAN","short_pith_number":"pith:LTYMPDK3","canonical_record":{"source":{"id":"2407.19493","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-28T13:23:43Z","cross_cats_sorted":["cs.AI","cs.MM"],"title_canon_sha256":"d937830fe491364627c4555c348518e62824b90d22d34b5cba9474a3f841f804","abstract_canon_sha256":"13bb11e95c0a2c23d0a7f7ef92636ce036e7d57cfe19db1c7ebdc688a9931c5d"},"schema_version":"1.0"},"canonical_sha256":"5cf0c78d5bdd6b1334065e6edbecd7034793edab8de0ee6706202c734072aa17","source":{"kind":"arxiv","id":"2407.19493","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.19493","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"arxiv_version","alias_value":"2407.19493v3","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.19493","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_12","alias_value":"LTYMPDK33VVR","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_16","alias_value":"LTYMPDK33VVRGNAG","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_8","alias_value":"LTYMPDK3","created_at":"2026-07-05T09:54:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:LTYMPDK33VVRGNAGLZXNX3GXAN","target":"record","payload":{"canonical_record":{"source":{"id":"2407.19493","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-28T13:23:43Z","cross_cats_sorted":["cs.AI","cs.MM"],"title_canon_sha256":"d937830fe491364627c4555c348518e62824b90d22d34b5cba9474a3f841f804","abstract_canon_sha256":"13bb11e95c0a2c23d0a7f7ef92636ce036e7d57cfe19db1c7ebdc688a9931c5d"},"schema_version":"1.0"},"canonical_sha256":"5cf0c78d5bdd6b1334065e6edbecd7034793edab8de0ee6706202c734072aa17","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:27.841039Z","signature_b64":"Jf3qFwXxd+a6OpFr2xJPogCGa2a+kRPhVMWeyDMvNsvVORKllYIhlK19pPpznloHaarWNt+Jc0NFz4tqMcj6BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5cf0c78d5bdd6b1334065e6edbecd7034793edab8de0ee6706202c734072aa17","last_reissued_at":"2026-07-05T09:54:27.840555Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:27.840555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.19493","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:54:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"biTv99mBwEmpYDNqNQJkVUFrf07KZPsckLUmbsqba6XF/MLf203o7+sGdsJbmQUK7Mjipf7e0XOo/NmBTWD6Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:06:47.454513Z"},"content_sha256":"3e28784c6ad95932309198e2e2a04139ed2bce1b9dc2ef2340894fa979c80714","schema_version":"1.0","event_id":"sha256:3e28784c6ad95932309198e2e2a04139ed2bce1b9dc2ef2340894fa979c80714"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:LTYMPDK33VVRGNAGLZXNX3GXAN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Official-NV: An LLM-Generated News Video Dataset for Multimodal Fake News Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.MM"],"primary_cat":"cs.CV","authors_text":"Lizhi Chen, Peifeng Li, Yihao Wang, Zhong Qian","submitted_at":"2024-07-28T13:23:43Z","abstract_excerpt":"News media, especially video news media, have penetrated into every aspect of daily life, which also brings the risk of fake news. Therefore, multimodal fake news detection has recently garnered increased attention. However, the existing datasets are comprised of user-uploaded videos and contain an excess amounts of superfluous data, which introduces noise into the model training process. To address this issue, we construct a dataset named Official-NV, comprising officially published news videos. The crawl officially published videos are augmented through the use of LLMs-based generation and m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.19493","kind":"arxiv","version":3},"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/2407.19493/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":"2026-07-05T09:54:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T3shcNpTJQB2Ycln3KRU7cMay9APLqjzGIkKSRqbNUQdkYZhlGGHOsCXUINox5+BEmLU7RnpUmoiBNYIYHnOAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:06:47.454893Z"},"content_sha256":"47b2f8e788db35667bf99939e3f181958f87cecb872bcf8103c7a519fb415666","schema_version":"1.0","event_id":"sha256:47b2f8e788db35667bf99939e3f181958f87cecb872bcf8103c7a519fb415666"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/bundle.json","state_url":"https://pith.science/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/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":"2026-07-06T18:06:47Z","links":{"resolver":"https://pith.science/pith/LTYMPDK33VVRGNAGLZXNX3GXAN","bundle":"https://pith.science/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/bundle.json","state":"https://pith.science/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LTYMPDK33VVRGNAGLZXNX3GXAN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:LTYMPDK33VVRGNAGLZXNX3GXAN","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":"13bb11e95c0a2c23d0a7f7ef92636ce036e7d57cfe19db1c7ebdc688a9931c5d","cross_cats_sorted":["cs.AI","cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-28T13:23:43Z","title_canon_sha256":"d937830fe491364627c4555c348518e62824b90d22d34b5cba9474a3f841f804"},"schema_version":"1.0","source":{"id":"2407.19493","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.19493","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"arxiv_version","alias_value":"2407.19493v3","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.19493","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_12","alias_value":"LTYMPDK33VVR","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_16","alias_value":"LTYMPDK33VVRGNAG","created_at":"2026-07-05T09:54:27Z"},{"alias_kind":"pith_short_8","alias_value":"LTYMPDK3","created_at":"2026-07-05T09:54:27Z"}],"graph_snapshots":[{"event_id":"sha256:47b2f8e788db35667bf99939e3f181958f87cecb872bcf8103c7a519fb415666","target":"graph","created_at":"2026-07-05T09:54:27Z","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/2407.19493/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"News media, especially video news media, have penetrated into every aspect of daily life, which also brings the risk of fake news. Therefore, multimodal fake news detection has recently garnered increased attention. However, the existing datasets are comprised of user-uploaded videos and contain an excess amounts of superfluous data, which introduces noise into the model training process. To address this issue, we construct a dataset named Official-NV, comprising officially published news videos. The crawl officially published videos are augmented through the use of LLMs-based generation and m","authors_text":"Lizhi Chen, Peifeng Li, Yihao Wang, Zhong Qian","cross_cats":["cs.AI","cs.MM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-28T13:23:43Z","title":"Official-NV: An LLM-Generated News Video Dataset for Multimodal Fake News Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.19493","kind":"arxiv","version":3},"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":"sha256:3e28784c6ad95932309198e2e2a04139ed2bce1b9dc2ef2340894fa979c80714","target":"record","created_at":"2026-07-05T09:54:27Z","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":"13bb11e95c0a2c23d0a7f7ef92636ce036e7d57cfe19db1c7ebdc688a9931c5d","cross_cats_sorted":["cs.AI","cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-28T13:23:43Z","title_canon_sha256":"d937830fe491364627c4555c348518e62824b90d22d34b5cba9474a3f841f804"},"schema_version":"1.0","source":{"id":"2407.19493","kind":"arxiv","version":3}},"canonical_sha256":"5cf0c78d5bdd6b1334065e6edbecd7034793edab8de0ee6706202c734072aa17","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5cf0c78d5bdd6b1334065e6edbecd7034793edab8de0ee6706202c734072aa17","first_computed_at":"2026-07-05T09:54:27.840555Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:54:27.840555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Jf3qFwXxd+a6OpFr2xJPogCGa2a+kRPhVMWeyDMvNsvVORKllYIhlK19pPpznloHaarWNt+Jc0NFz4tqMcj6BA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:54:27.841039Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.19493","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e28784c6ad95932309198e2e2a04139ed2bce1b9dc2ef2340894fa979c80714","sha256:47b2f8e788db35667bf99939e3f181958f87cecb872bcf8103c7a519fb415666"],"state_sha256":"5beb7952bb7fbd102fd74525e1508a2aa29db036316112b8b92c3860255cc164"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xNy7+GXop76miNmIj9uvjRg8URptvCTfkhgtPbhDG1lIVmZdLc88jZPhChAJGELS9V41qwgbRDfVgBE78dasDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T18:06:47.456828Z","bundle_sha256":"c6d12b2463ddbec493ca4a4e7d4d34d0c534ce3cefd3c0dc7677ba176055d99f"}}