{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:5XCVZGJJ4DS5TGOZNVKY6XPSG5","short_pith_number":"pith:5XCVZGJJ","canonical_record":{"source":{"id":"2504.12809","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-04-17T10:15:10Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"c9d4f89cf47d949b1e0a269d7260567a0791e2a233c6522fc35733c84763e187","abstract_canon_sha256":"8f0d51fd85209a28b26535036e299d5815a0ed3dcc9f84102e594d73afa64c38"},"schema_version":"1.0"},"canonical_sha256":"edc55c9929e0e5d999d96d558f5df2376a46c0010812360240da33474bfc9d5a","source":{"kind":"arxiv","id":"2504.12809","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.12809","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"arxiv_version","alias_value":"2504.12809v1","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.12809","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_12","alias_value":"5XCVZGJJ4DS5","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_16","alias_value":"5XCVZGJJ4DS5TGOZ","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_8","alias_value":"5XCVZGJJ","created_at":"2026-07-05T10:50:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:5XCVZGJJ4DS5TGOZNVKY6XPSG5","target":"record","payload":{"canonical_record":{"source":{"id":"2504.12809","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-04-17T10:15:10Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"c9d4f89cf47d949b1e0a269d7260567a0791e2a233c6522fc35733c84763e187","abstract_canon_sha256":"8f0d51fd85209a28b26535036e299d5815a0ed3dcc9f84102e594d73afa64c38"},"schema_version":"1.0"},"canonical_sha256":"edc55c9929e0e5d999d96d558f5df2376a46c0010812360240da33474bfc9d5a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:50:22.511836Z","signature_b64":"Feuf2ovrpDGBWUoZy1MDMr1Iq6kwI7HPoN6urpD9dtAlV0kZ1eXH5E4Y/GZOyx8PYoGE6J7HLr3GZqfrJyXYAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"edc55c9929e0e5d999d96d558f5df2376a46c0010812360240da33474bfc9d5a","last_reissued_at":"2026-07-05T10:50:22.511353Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:50:22.511353Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.12809","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":"2026-07-05T10:50:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"04Vw/SQz4DNTaVWXCAywMZ63zK2lN2yU4G4A2NtmfHaRhrhPjB4F+ba0OPDAyW6pnX189ntYBOsKTEjlwqj+AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T04:29:07.510430Z"},"content_sha256":"36c6dd72cbcebdcc86d48493228767a21d3a096c65da9bc12684e50723facf6c","schema_version":"1.0","event_id":"sha256:36c6dd72cbcebdcc86d48493228767a21d3a096c65da9bc12684e50723facf6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:5XCVZGJJ4DS5TGOZNVKY6XPSG5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Saliency-Aware Diffusion Reconstruction for Effective Invisible Watermark Removal","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.MM"],"primary_cat":"cs.CV","authors_text":"Inzamamul Alam, MD Tanvir Islam, Simon S. Woo","submitted_at":"2025-04-17T10:15:10Z","abstract_excerpt":"As digital content becomes increasingly ubiquitous, the need for robust watermark removal techniques has grown due to the inadequacy of existing embedding techniques, which lack robustness. This paper introduces a novel Saliency-Aware Diffusion Reconstruction (SADRE) framework for watermark elimination on the web, combining adaptive noise injection, region-specific perturbations, and advanced diffusion-based reconstruction. SADRE disrupts embedded watermarks by injecting targeted noise into latent representations guided by saliency masks although preserving essential image features. A reverse "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.12809","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/2504.12809/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":"2026-07-05T10:50:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LqFkgtdAhCQ7+QntKGM3VREVxD7ZGIFoNCwUbsG96yWfZzkpQLW6e7szbY1rmrxvD8L/96mXq0OryEgf/6HVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T04:29:07.510755Z"},"content_sha256":"2a43abe654d7a45cf1a19c24a921b04010dc7e5fd2e7e0b06bbf3ff0c195002b","schema_version":"1.0","event_id":"sha256:2a43abe654d7a45cf1a19c24a921b04010dc7e5fd2e7e0b06bbf3ff0c195002b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/bundle.json","state_url":"https://pith.science/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/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":"2026-08-23T04:29:07Z","links":{"resolver":"https://pith.science/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5","bundle":"https://pith.science/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/bundle.json","state":"https://pith.science/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5XCVZGJJ4DS5TGOZNVKY6XPSG5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5XCVZGJJ4DS5TGOZNVKY6XPSG5","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":"8f0d51fd85209a28b26535036e299d5815a0ed3dcc9f84102e594d73afa64c38","cross_cats_sorted":["cs.MM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-04-17T10:15:10Z","title_canon_sha256":"c9d4f89cf47d949b1e0a269d7260567a0791e2a233c6522fc35733c84763e187"},"schema_version":"1.0","source":{"id":"2504.12809","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.12809","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"arxiv_version","alias_value":"2504.12809v1","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.12809","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_12","alias_value":"5XCVZGJJ4DS5","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_16","alias_value":"5XCVZGJJ4DS5TGOZ","created_at":"2026-07-05T10:50:22Z"},{"alias_kind":"pith_short_8","alias_value":"5XCVZGJJ","created_at":"2026-07-05T10:50:22Z"}],"graph_snapshots":[{"event_id":"sha256:2a43abe654d7a45cf1a19c24a921b04010dc7e5fd2e7e0b06bbf3ff0c195002b","target":"graph","created_at":"2026-07-05T10:50:22Z","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/2504.12809/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As digital content becomes increasingly ubiquitous, the need for robust watermark removal techniques has grown due to the inadequacy of existing embedding techniques, which lack robustness. This paper introduces a novel Saliency-Aware Diffusion Reconstruction (SADRE) framework for watermark elimination on the web, combining adaptive noise injection, region-specific perturbations, and advanced diffusion-based reconstruction. SADRE disrupts embedded watermarks by injecting targeted noise into latent representations guided by saliency masks although preserving essential image features. A reverse ","authors_text":"Inzamamul Alam, MD Tanvir Islam, Simon S. Woo","cross_cats":["cs.MM"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-04-17T10:15:10Z","title":"Saliency-Aware Diffusion Reconstruction for Effective Invisible Watermark Removal"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.12809","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":"sha256:36c6dd72cbcebdcc86d48493228767a21d3a096c65da9bc12684e50723facf6c","target":"record","created_at":"2026-07-05T10:50:22Z","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":"8f0d51fd85209a28b26535036e299d5815a0ed3dcc9f84102e594d73afa64c38","cross_cats_sorted":["cs.MM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-04-17T10:15:10Z","title_canon_sha256":"c9d4f89cf47d949b1e0a269d7260567a0791e2a233c6522fc35733c84763e187"},"schema_version":"1.0","source":{"id":"2504.12809","kind":"arxiv","version":1}},"canonical_sha256":"edc55c9929e0e5d999d96d558f5df2376a46c0010812360240da33474bfc9d5a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"edc55c9929e0e5d999d96d558f5df2376a46c0010812360240da33474bfc9d5a","first_computed_at":"2026-07-05T10:50:22.511353Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:50:22.511353Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Feuf2ovrpDGBWUoZy1MDMr1Iq6kwI7HPoN6urpD9dtAlV0kZ1eXH5E4Y/GZOyx8PYoGE6J7HLr3GZqfrJyXYAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:50:22.511836Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.12809","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36c6dd72cbcebdcc86d48493228767a21d3a096c65da9bc12684e50723facf6c","sha256:2a43abe654d7a45cf1a19c24a921b04010dc7e5fd2e7e0b06bbf3ff0c195002b"],"state_sha256":"6daf84cc1ba055ec070176e6e547943c4064c992e2203bb64943a65b9c145ead"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"48+YOCOSm0On6drUln3WY3NRi8D3wx5tB7IwBGE65gGTcZSXIFX/5y8gGrO5ozciRHt7bppmh52P5su/VN3gBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T04:29:07.514306Z","bundle_sha256":"d93525536b49bf19af5bbbb19088ac6b929b5dd308438b95a5343941379a792d"}}