{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IJK4TDQIUIBUF7Q73QUG2TX5L3","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":"051027a5018163a2d56b20397e3107243435785ce6e5f919fc55aa1ba5e67fd2","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-03-16T00:09:55Z","title_canon_sha256":"3ba9ea633888ab5db57f1f07c7d00ca6a57a9fce4de52259465db347e6117782"},"schema_version":"1.0","source":{"id":"2003.06951","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.06951","created_at":"2026-07-05T00:48:08Z"},{"alias_kind":"arxiv_version","alias_value":"2003.06951v1","created_at":"2026-07-05T00:48:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.06951","created_at":"2026-07-05T00:48:08Z"},{"alias_kind":"pith_short_12","alias_value":"IJK4TDQIUIBU","created_at":"2026-07-05T00:48:08Z"},{"alias_kind":"pith_short_16","alias_value":"IJK4TDQIUIBUF7Q7","created_at":"2026-07-05T00:48:08Z"},{"alias_kind":"pith_short_8","alias_value":"IJK4TDQI","created_at":"2026-07-05T00:48:08Z"}],"graph_snapshots":[{"event_id":"sha256:858c9df4e15639d9785a807239a1a3bf37c5f69f4feb0dfae776ed4933bfb421","target":"graph","created_at":"2026-07-05T00:48:08Z","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/2003.06951/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Camera trace is a unique noise produced in digital imaging process. Most existing forensic methods analyze camera trace to identify image origins. In this paper, we address a new low-level vision problem, camera trace erasing, to reveal the weakness of trace-based forensic methods. A comprehensive investigation on existing anti-forensic methods reveals that it is non-trivial to effectively erase camera trace while avoiding the destruction of content signal. To reconcile these two demands, we propose Siamese Trace Erasing (SiamTE), in which a novel hybrid loss is designed on the basis of Siames","authors_text":"Chang Chen, Feng Wu, Xiaoming Liu, Zhiwei Xiong","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-03-16T00:09:55Z","title":"Camera Trace Erasing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.06951","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:cd91893e0f1b25162bb16f43a27dee7edd5c3e92fac69fa6514c3d901fa58477","target":"record","created_at":"2026-07-05T00:48:08Z","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":"051027a5018163a2d56b20397e3107243435785ce6e5f919fc55aa1ba5e67fd2","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-03-16T00:09:55Z","title_canon_sha256":"3ba9ea633888ab5db57f1f07c7d00ca6a57a9fce4de52259465db347e6117782"},"schema_version":"1.0","source":{"id":"2003.06951","kind":"arxiv","version":1}},"canonical_sha256":"4255c98e08a20342fe1fdc286d4efd5eff351af0d18e249352e5b7692280d6d9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4255c98e08a20342fe1fdc286d4efd5eff351af0d18e249352e5b7692280d6d9","first_computed_at":"2026-07-05T00:48:08.063767Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:48:08.063767Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6eqiz/+jUE+JA2ueighefPHQ24Hv8QuWev5JtTrw7pMa3NiuW4JN3/jEOSYIiDBwbkjFWRagFF/ZA67StsVdBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:48:08.064175Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.06951","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd91893e0f1b25162bb16f43a27dee7edd5c3e92fac69fa6514c3d901fa58477","sha256:858c9df4e15639d9785a807239a1a3bf37c5f69f4feb0dfae776ed4933bfb421"],"state_sha256":"7c62a4289725c00202c2aea9215771182bd5ef52512880fdd67540a29a2c7635"}