{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:7MJIUJSDYHPYNTBPAZZAEFYHGW","short_pith_number":"pith:7MJIUJSD","canonical_record":{"source":{"id":"1605.02976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2016-05-10T12:29:18Z","cross_cats_sorted":[],"title_canon_sha256":"754321d59c9dd6af6f07f0173b4c77e13ecac528a7fbbae30c047d8fdf960de1","abstract_canon_sha256":"696e6f3ac145fc0c96f7934bf6a2dd468201dafd8faf3da93835787ab9a2377c"},"schema_version":"1.0"},"canonical_sha256":"fb128a2643c1df86cc2f0672021707359f8150ee262cd59f2949458d67967195","source":{"kind":"arxiv","id":"1605.02976","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02976","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02976v1","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02976","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"pith_short_12","alias_value":"7MJIUJSDYHPY","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7MJIUJSDYHPYNTBP","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7MJIUJSD","created_at":"2026-05-18T12:30:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:7MJIUJSDYHPYNTBPAZZAEFYHGW","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2016-05-10T12:29:18Z","cross_cats_sorted":[],"title_canon_sha256":"754321d59c9dd6af6f07f0173b4c77e13ecac528a7fbbae30c047d8fdf960de1","abstract_canon_sha256":"696e6f3ac145fc0c96f7934bf6a2dd468201dafd8faf3da93835787ab9a2377c"},"schema_version":"1.0"},"canonical_sha256":"fb128a2643c1df86cc2f0672021707359f8150ee262cd59f2949458d67967195","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:08.000732Z","signature_b64":"dx81Y8r92d36flFZTXWW5r8Xr+8Mij1H7L4QsymIWbm5gdnKC1FWq3vyQOBmVPLN1DPTlfQgw7x4zcVTV9uICg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb128a2643c1df86cc2f0672021707359f8150ee262cd59f2949458d67967195","last_reissued_at":"2026-05-18T01:15:08.000088Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:08.000088Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02976","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":"2026-05-18T01:15:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FBYvSpP6wA4/NCErJgrp8iAgkH83QjxC83S6xLiwGTJWf/Jbhm0RWbRPEVtLMqh1/AMDVm548ObodhbDDTerCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T20:35:04.091016Z"},"content_sha256":"9922756574969cda15b4bdebc75e5711f81e0e9c223350b7b624e79a91e92c4d","schema_version":"1.0","event_id":"sha256:9922756574969cda15b4bdebc75e5711f81e0e9c223350b7b624e79a91e92c4d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:7MJIUJSDYHPYNTBPAZZAEFYHGW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Frame-level quality and memory traffic allocation for lossy embedded compression in video codec systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.MM","authors_text":"Dajiang Zhou, Li Guo, Satoshi Goto, Shinji Kimura","submitted_at":"2016-05-10T12:29:18Z","abstract_excerpt":"For mobile video codecs, the huge energy dissipation for external memory traffic is a critical challenge under the battery power constraint. Lossy embedded compression (EC), as a solution to this challenge, is considered in this paper. While previous studies in EC mostly focused on compression algorithms at the block level, this work, to the best of our knowledge, is the first one that addresses the allocation of video quality and memory traffic at the frame level. For lossy EC, a main difficulty of its application lies in the error propagation from quality degradation of reference frames. Ins"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02976","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:15:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vmz9kkef/Nsu49O/GgMclzxyuWdVk1W+DqQepXZ8EHzaidfY4kF+Vxx+P2JT1qZY108BnqPAqjxayO5p3qrtDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T20:35:04.091381Z"},"content_sha256":"8b8dbe42948d42f0b91254ffdf137dcd95ebbbba14b8b70aa1d92ab6bd1ba899","schema_version":"1.0","event_id":"sha256:8b8dbe42948d42f0b91254ffdf137dcd95ebbbba14b8b70aa1d92ab6bd1ba899"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/bundle.json","state_url":"https://pith.science/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/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":"2026-06-04T20:35:04Z","links":{"resolver":"https://pith.science/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW","bundle":"https://pith.science/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/bundle.json","state":"https://pith.science/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7MJIUJSDYHPYNTBPAZZAEFYHGW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:7MJIUJSDYHPYNTBPAZZAEFYHGW","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":"696e6f3ac145fc0c96f7934bf6a2dd468201dafd8faf3da93835787ab9a2377c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2016-05-10T12:29:18Z","title_canon_sha256":"754321d59c9dd6af6f07f0173b4c77e13ecac528a7fbbae30c047d8fdf960de1"},"schema_version":"1.0","source":{"id":"1605.02976","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02976","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02976v1","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02976","created_at":"2026-05-18T01:15:08Z"},{"alias_kind":"pith_short_12","alias_value":"7MJIUJSDYHPY","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7MJIUJSDYHPYNTBP","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7MJIUJSD","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:8b8dbe42948d42f0b91254ffdf137dcd95ebbbba14b8b70aa1d92ab6bd1ba899","target":"graph","created_at":"2026-05-18T01:15:08Z","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"},"paper":{"abstract_excerpt":"For mobile video codecs, the huge energy dissipation for external memory traffic is a critical challenge under the battery power constraint. Lossy embedded compression (EC), as a solution to this challenge, is considered in this paper. While previous studies in EC mostly focused on compression algorithms at the block level, this work, to the best of our knowledge, is the first one that addresses the allocation of video quality and memory traffic at the frame level. For lossy EC, a main difficulty of its application lies in the error propagation from quality degradation of reference frames. Ins","authors_text":"Dajiang Zhou, Li Guo, Satoshi Goto, Shinji Kimura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2016-05-10T12:29:18Z","title":"Frame-level quality and memory traffic allocation for lossy embedded compression in video codec systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02976","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":"sha256:9922756574969cda15b4bdebc75e5711f81e0e9c223350b7b624e79a91e92c4d","target":"record","created_at":"2026-05-18T01:15:08Z","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":"696e6f3ac145fc0c96f7934bf6a2dd468201dafd8faf3da93835787ab9a2377c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2016-05-10T12:29:18Z","title_canon_sha256":"754321d59c9dd6af6f07f0173b4c77e13ecac528a7fbbae30c047d8fdf960de1"},"schema_version":"1.0","source":{"id":"1605.02976","kind":"arxiv","version":1}},"canonical_sha256":"fb128a2643c1df86cc2f0672021707359f8150ee262cd59f2949458d67967195","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fb128a2643c1df86cc2f0672021707359f8150ee262cd59f2949458d67967195","first_computed_at":"2026-05-18T01:15:08.000088Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:08.000088Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dx81Y8r92d36flFZTXWW5r8Xr+8Mij1H7L4QsymIWbm5gdnKC1FWq3vyQOBmVPLN1DPTlfQgw7x4zcVTV9uICg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:08.000732Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02976","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9922756574969cda15b4bdebc75e5711f81e0e9c223350b7b624e79a91e92c4d","sha256:8b8dbe42948d42f0b91254ffdf137dcd95ebbbba14b8b70aa1d92ab6bd1ba899"],"state_sha256":"e5c528d65fbf85d20e234fb32b02f1ea933dc721c162b4c0cab7bc46ba29d2cb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"snSPB0JVWR6CKdG1qIgDOpvY/5KBzv8pg+vi4Xbb8QruZMnMoQabrLWu+AA7PGvwEbcUxuHrGb2TD9ZP8DGoDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T20:35:04.093450Z","bundle_sha256":"946d200a68dff349c0a1b4a86d8cecd4d526af4f54c699ba8d1c8f79c80a8528"}}