{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:YKG6VUUZBVQYKAAPXQJUFPHC5K","short_pith_number":"pith:YKG6VUUZ","schema_version":"1.0","canonical_sha256":"c28dead2990d6185000fbc1342bce2ea9577c3b4e71ee9145513a33ad4277638","source":{"kind":"arxiv","id":"1402.5979","version":2},"attestation_state":"computed","paper":{"title":"A Multiplierless Pruned DCT-like Transformation for Image and Video Compression that Requires 10 Additions Only","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV","stat.ME"],"primary_cat":"cs.MM","authors_text":"A. Madanayake, F. M. Bayer, R. J. Cintra, S. Kulasekera, V. A. Coutinho","submitted_at":"2014-02-24T21:04:41Z","abstract_excerpt":"A multiplierless pruned approximate 8-point discrete cosine transform (DCT) requiring only 10 additions is introduced. The proposed algorithm was assessed in image and video compression, showing competitive performance with state-of-the-art methods. Digital implementation in 45 nm CMOS technology up to place-and-route level indicates clock speed of 288 MHz at a 1.1 V supply. The 8x8 block rate is 36 MHz.The DCT approximation was embedded into HEVC reference software; resulting video frames, at up to 327 Hz for 8-bit RGB HEVC, presented negligible image degradation."},"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":"1402.5979","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2014-02-24T21:04:41Z","cross_cats_sorted":["cs.CV","stat.ME"],"title_canon_sha256":"e869e429a4ce38d8c699222780519fad7f079b0bfdacf82bf86fedddf917ad21","abstract_canon_sha256":"e8f8ed426fc5a8d2d646b8e5f39cc8c647a6fddd8bb62018b962db1cd58cd4a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:25.943916Z","signature_b64":"vI+P9bu6rKxvQyxS2pAdvFttd3kAl64YPmhVXbvnCDJyNlU1r2qRVjuLKZO5U0HTBlRzh6oRkQ2yzX6H+LXSBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c28dead2990d6185000fbc1342bce2ea9577c3b4e71ee9145513a33ad4277638","last_reissued_at":"2026-05-18T00:55:25.942912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:25.942912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Multiplierless Pruned DCT-like Transformation for Image and Video Compression that Requires 10 Additions Only","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV","stat.ME"],"primary_cat":"cs.MM","authors_text":"A. Madanayake, F. M. Bayer, R. J. Cintra, S. Kulasekera, V. A. Coutinho","submitted_at":"2014-02-24T21:04:41Z","abstract_excerpt":"A multiplierless pruned approximate 8-point discrete cosine transform (DCT) requiring only 10 additions is introduced. The proposed algorithm was assessed in image and video compression, showing competitive performance with state-of-the-art methods. Digital implementation in 45 nm CMOS technology up to place-and-route level indicates clock speed of 288 MHz at a 1.1 V supply. The 8x8 block rate is 36 MHz.The DCT approximation was embedded into HEVC reference software; resulting video frames, at up to 327 Hz for 8-bit RGB HEVC, presented negligible image degradation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5979","kind":"arxiv","version":2},"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":"1402.5979","created_at":"2026-05-18T00:55:25.943079+00:00"},{"alias_kind":"arxiv_version","alias_value":"1402.5979v2","created_at":"2026-05-18T00:55:25.943079+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5979","created_at":"2026-05-18T00:55:25.943079+00:00"},{"alias_kind":"pith_short_12","alias_value":"YKG6VUUZBVQY","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_16","alias_value":"YKG6VUUZBVQYKAAP","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_8","alias_value":"YKG6VUUZ","created_at":"2026-05-18T12:28:57.508820+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/YKG6VUUZBVQYKAAPXQJUFPHC5K","json":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K.json","graph_json":"https://pith.science/api/pith-number/YKG6VUUZBVQYKAAPXQJUFPHC5K/graph.json","events_json":"https://pith.science/api/pith-number/YKG6VUUZBVQYKAAPXQJUFPHC5K/events.json","paper":"https://pith.science/paper/YKG6VUUZ"},"agent_actions":{"view_html":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K","download_json":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K.json","view_paper":"https://pith.science/paper/YKG6VUUZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1402.5979&json=true","fetch_graph":"https://pith.science/api/pith-number/YKG6VUUZBVQYKAAPXQJUFPHC5K/graph.json","fetch_events":"https://pith.science/api/pith-number/YKG6VUUZBVQYKAAPXQJUFPHC5K/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K/action/storage_attestation","attest_author":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K/action/author_attestation","sign_citation":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K/action/citation_signature","submit_replication":"https://pith.science/pith/YKG6VUUZBVQYKAAPXQJUFPHC5K/action/replication_record"}},"created_at":"2026-05-18T00:55:25.943079+00:00","updated_at":"2026-05-18T00:55:25.943079+00:00"}