{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:OLASORKZJRF6ZBXGGCRP3NRZOT","short_pith_number":"pith:OLASORKZ","schema_version":"1.0","canonical_sha256":"72c12745594c4bec86e630a2fdb63974ef426f6ed04f1ae25e24daba6603e0e5","source":{"kind":"arxiv","id":"1506.01501","version":1},"attestation_state":"computed","paper":{"title":"Optimum Decoder for an Additive Video Watermarking with Laplacian Noise in H.264","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.MM","authors_text":"Mohammad Ali Akhaee, Morteza Banagar, Nematollah Zarmehi","submitted_at":"2015-06-04T08:10:13Z","abstract_excerpt":"In this paper, we investigate an additive video watermarking method in H.264 standard in presence of the Laplacian noise. In some applications, due to the loss of some pixels or a region of a frame, we resort to Laplacian noise rather than Gaussian one. The embedding is performed in the transform domain; while an optimum and a sub-optimum decoder are derived for the proposed Laplacian model. Simulation results show that the proposed watermarking scheme has suitable performance with enough transparency required for watermarking applications."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1506.01501","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2015-06-04T08:10:13Z","cross_cats_sorted":[],"title_canon_sha256":"3f2be0150a803acd21a7735aa441104dc36b986fd72910aa375820a17eb4d63a","abstract_canon_sha256":"66faaddd48a74891da860d2d0f462a8a7af9be5d08685a1261579cab5d5e0dcb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:41.250586Z","signature_b64":"Mk0wKtR8WR9qivy0+i6uc4IPbXbEHjgAAhhYH0gDLTk7k+uR11CDGl9jNOBy7mqzmWN2eqU5+z3Js8y+gXn1Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"72c12745594c4bec86e630a2fdb63974ef426f6ed04f1ae25e24daba6603e0e5","last_reissued_at":"2026-05-18T01:57:41.249904Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:41.249904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optimum Decoder for an Additive Video Watermarking with Laplacian Noise in H.264","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.MM","authors_text":"Mohammad Ali Akhaee, Morteza Banagar, Nematollah Zarmehi","submitted_at":"2015-06-04T08:10:13Z","abstract_excerpt":"In this paper, we investigate an additive video watermarking method in H.264 standard in presence of the Laplacian noise. In some applications, due to the loss of some pixels or a region of a frame, we resort to Laplacian noise rather than Gaussian one. The embedding is performed in the transform domain; while an optimum and a sub-optimum decoder are derived for the proposed Laplacian model. Simulation results show that the proposed watermarking scheme has suitable performance with enough transparency required for watermarking applications."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01501","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1506.01501","created_at":"2026-05-18T01:57:41.250010+00:00"},{"alias_kind":"arxiv_version","alias_value":"1506.01501v1","created_at":"2026-05-18T01:57:41.250010+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01501","created_at":"2026-05-18T01:57:41.250010+00:00"},{"alias_kind":"pith_short_12","alias_value":"OLASORKZJRF6","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_16","alias_value":"OLASORKZJRF6ZBXG","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_8","alias_value":"OLASORKZ","created_at":"2026-05-18T12:29:34.919912+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT","json":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT.json","graph_json":"https://pith.science/api/pith-number/OLASORKZJRF6ZBXGGCRP3NRZOT/graph.json","events_json":"https://pith.science/api/pith-number/OLASORKZJRF6ZBXGGCRP3NRZOT/events.json","paper":"https://pith.science/paper/OLASORKZ"},"agent_actions":{"view_html":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT","download_json":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT.json","view_paper":"https://pith.science/paper/OLASORKZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1506.01501&json=true","fetch_graph":"https://pith.science/api/pith-number/OLASORKZJRF6ZBXGGCRP3NRZOT/graph.json","fetch_events":"https://pith.science/api/pith-number/OLASORKZJRF6ZBXGGCRP3NRZOT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT/action/storage_attestation","attest_author":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT/action/author_attestation","sign_citation":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT/action/citation_signature","submit_replication":"https://pith.science/pith/OLASORKZJRF6ZBXGGCRP3NRZOT/action/replication_record"}},"created_at":"2026-05-18T01:57:41.250010+00:00","updated_at":"2026-05-18T01:57:41.250010+00:00"}