{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:OLZKJEVBVVTOT4VD23RMWKQZZ4","short_pith_number":"pith:OLZKJEVB","canonical_record":{"source":{"id":"2507.20286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-07-27T14:04:00Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"b1a34813304b04aa5a570d194566834ab53c85b483646a0ccdc3e9233dd66367","abstract_canon_sha256":"562a775cc80bb7842ccb19718dab288307645d757cd83b42ef52b97a2af672e3"},"schema_version":"1.0"},"canonical_sha256":"72f2a492a1ad66e9f2a3d6e2cb2a19cf2781bca5e16bf8a5429ca9d72cf5236c","source":{"kind":"arxiv","id":"2507.20286","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.20286","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"arxiv_version","alias_value":"2507.20286v1","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.20286","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_12","alias_value":"OLZKJEVBVVTO","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_16","alias_value":"OLZKJEVBVVTOT4VD","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_8","alias_value":"OLZKJEVB","created_at":"2026-07-05T11:44:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:OLZKJEVBVVTOT4VD23RMWKQZZ4","target":"record","payload":{"canonical_record":{"source":{"id":"2507.20286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-07-27T14:04:00Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"b1a34813304b04aa5a570d194566834ab53c85b483646a0ccdc3e9233dd66367","abstract_canon_sha256":"562a775cc80bb7842ccb19718dab288307645d757cd83b42ef52b97a2af672e3"},"schema_version":"1.0"},"canonical_sha256":"72f2a492a1ad66e9f2a3d6e2cb2a19cf2781bca5e16bf8a5429ca9d72cf5236c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:44:16.461379Z","signature_b64":"oJOfVec6W8wzNvNoJPmwpX7Nsj8+omzE+d/VNJ6M/YE6/+T83tU9zuY2vbwdCkSEE3McVaD03+1q8MpSYk4jDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"72f2a492a1ad66e9f2a3d6e2cb2a19cf2781bca5e16bf8a5429ca9d72cf5236c","last_reissued_at":"2026-07-05T11:44:16.460878Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:44:16.460878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.20286","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":"2026-07-05T11:44:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bENiwAbUfVs4QnyRUwKKSfeo2UL8NO5k/esB9L6vgSG/D1GA1s4PBhXyJ/7YWY9JI4BF9yNwZzW6WlURFcZWCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:24:09.343152Z"},"content_sha256":"fee9bbe08ba87cb50c21d42894ae2b05295e1cfcf9757050f37a9aae93d6ac78","schema_version":"1.0","event_id":"sha256:fee9bbe08ba87cb50c21d42894ae2b05295e1cfcf9757050f37a9aae93d6ac78"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:OLZKJEVBVVTOT4VD23RMWKQZZ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"T$^\\text{3}$SVFND: Towards an Evolving Fake News Detector for Emergencies with Test-time Training on Short Video Platforms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.MM"],"primary_cat":"cs.CV","authors_text":"Jinke Ma, Liyuan Zhang, Yan Yang, Yong Liu, Zeyun Cheng","submitted_at":"2025-07-27T14:04:00Z","abstract_excerpt":"The existing methods for fake news videos detection may not be generalized, because there is a distribution shift between short video news of different events, and the performance of such techniques greatly drops if news records are coming from emergencies. We propose a new fake news videos detection framework (T$^3$SVFND) using Test-Time Training (TTT) to alleviate this limitation, enhancing the robustness of fake news videos detection. Specifically, we design a self-supervised auxiliary task based on Mask Language Modeling (MLM) that masks a certain percentage of words in text and predicts t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.20286","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/2507.20286/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":"2026-07-05T11:44:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T6RB+71TtKdLXfCp1pylYQj09chpoWBoBIwpE6un7pVILhaCnSZZV2wcPSqYlnZCwxa4uX1Fy2mfD+0bcIBeBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:24:09.344116Z"},"content_sha256":"fc3da944712a1eef21cae8925023ba64c51943c9106f9f56e83b8036d0a7e108","schema_version":"1.0","event_id":"sha256:fc3da944712a1eef21cae8925023ba64c51943c9106f9f56e83b8036d0a7e108"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/bundle.json","state_url":"https://pith.science/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/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":"2026-08-10T06:24:09Z","links":{"resolver":"https://pith.science/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4","bundle":"https://pith.science/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/bundle.json","state":"https://pith.science/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OLZKJEVBVVTOT4VD23RMWKQZZ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:OLZKJEVBVVTOT4VD23RMWKQZZ4","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":"562a775cc80bb7842ccb19718dab288307645d757cd83b42ef52b97a2af672e3","cross_cats_sorted":["cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-07-27T14:04:00Z","title_canon_sha256":"b1a34813304b04aa5a570d194566834ab53c85b483646a0ccdc3e9233dd66367"},"schema_version":"1.0","source":{"id":"2507.20286","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.20286","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"arxiv_version","alias_value":"2507.20286v1","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.20286","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_12","alias_value":"OLZKJEVBVVTO","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_16","alias_value":"OLZKJEVBVVTOT4VD","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_8","alias_value":"OLZKJEVB","created_at":"2026-07-05T11:44:16Z"}],"graph_snapshots":[{"event_id":"sha256:fc3da944712a1eef21cae8925023ba64c51943c9106f9f56e83b8036d0a7e108","target":"graph","created_at":"2026-07-05T11:44:16Z","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/2507.20286/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The existing methods for fake news videos detection may not be generalized, because there is a distribution shift between short video news of different events, and the performance of such techniques greatly drops if news records are coming from emergencies. We propose a new fake news videos detection framework (T$^3$SVFND) using Test-Time Training (TTT) to alleviate this limitation, enhancing the robustness of fake news videos detection. Specifically, we design a self-supervised auxiliary task based on Mask Language Modeling (MLM) that masks a certain percentage of words in text and predicts t","authors_text":"Jinke Ma, Liyuan Zhang, Yan Yang, Yong Liu, Zeyun Cheng","cross_cats":["cs.MM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-07-27T14:04:00Z","title":"T$^\\text{3}$SVFND: Towards an Evolving Fake News Detector for Emergencies with Test-time Training on Short Video Platforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.20286","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:fee9bbe08ba87cb50c21d42894ae2b05295e1cfcf9757050f37a9aae93d6ac78","target":"record","created_at":"2026-07-05T11:44:16Z","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":"562a775cc80bb7842ccb19718dab288307645d757cd83b42ef52b97a2af672e3","cross_cats_sorted":["cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-07-27T14:04:00Z","title_canon_sha256":"b1a34813304b04aa5a570d194566834ab53c85b483646a0ccdc3e9233dd66367"},"schema_version":"1.0","source":{"id":"2507.20286","kind":"arxiv","version":1}},"canonical_sha256":"72f2a492a1ad66e9f2a3d6e2cb2a19cf2781bca5e16bf8a5429ca9d72cf5236c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"72f2a492a1ad66e9f2a3d6e2cb2a19cf2781bca5e16bf8a5429ca9d72cf5236c","first_computed_at":"2026-07-05T11:44:16.460878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:44:16.460878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oJOfVec6W8wzNvNoJPmwpX7Nsj8+omzE+d/VNJ6M/YE6/+T83tU9zuY2vbwdCkSEE3McVaD03+1q8MpSYk4jDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:44:16.461379Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.20286","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fee9bbe08ba87cb50c21d42894ae2b05295e1cfcf9757050f37a9aae93d6ac78","sha256:fc3da944712a1eef21cae8925023ba64c51943c9106f9f56e83b8036d0a7e108"],"state_sha256":"8bb4371df95833d5536814392b48868de91d36526732c8f0b272cda59a396b06"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rKCwbGGLrr8SChz1eTJ1Q6MiDwUJpXElth84uitgc9kveWflT8iM9vdEbNfOUQitTLFm3KW+0NnpAHhHqg4YAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T06:24:09.349772Z","bundle_sha256":"e9260d3248e9ff9d2cbd3f15be99c94c1ebbe42b803c258acf60c716709aef90"}}