{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:R2T57NUVSULYVMCLFASKV2V67N","short_pith_number":"pith:R2T57NUV","canonical_record":{"source":{"id":"2311.08074","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MM","submitted_at":"2023-11-14T10:58:57Z","cross_cats_sorted":[],"title_canon_sha256":"74cb56762c02bb453ee5276a48edfb02b5b864f10bdf2da58bf4771203f83cd0","abstract_canon_sha256":"8d260217cb53a8aec261e39fe847498fe0821981ab889caaad3f5a171803695a"},"schema_version":"1.0"},"canonical_sha256":"8ea7dfb69595178ab04b2824aaeabefb418197271eea77e35054d78988c8429d","source":{"kind":"arxiv","id":"2311.08074","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.08074","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"arxiv_version","alias_value":"2311.08074v1","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.08074","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_12","alias_value":"R2T57NUVSULY","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_16","alias_value":"R2T57NUVSULYVMCL","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_8","alias_value":"R2T57NUV","created_at":"2026-07-05T07:12:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:R2T57NUVSULYVMCLFASKV2V67N","target":"record","payload":{"canonical_record":{"source":{"id":"2311.08074","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MM","submitted_at":"2023-11-14T10:58:57Z","cross_cats_sorted":[],"title_canon_sha256":"74cb56762c02bb453ee5276a48edfb02b5b864f10bdf2da58bf4771203f83cd0","abstract_canon_sha256":"8d260217cb53a8aec261e39fe847498fe0821981ab889caaad3f5a171803695a"},"schema_version":"1.0"},"canonical_sha256":"8ea7dfb69595178ab04b2824aaeabefb418197271eea77e35054d78988c8429d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:12:39.931914Z","signature_b64":"YBALuaTdNO2ZwlCeEMF0JR1NJav+Bvw9e1pX9zzyShb+KHIb/JWwhUv7iqLyWgAFUeoQIpDotLPritalDroBAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ea7dfb69595178ab04b2824aaeabefb418197271eea77e35054d78988c8429d","last_reissued_at":"2026-07-05T07:12:39.931438Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:12:39.931438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.08074","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":"2026-07-05T07:12:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xRTfLrSIyy9OmJwdSaijmrEb8KkW57hMyb99uOaM3jqvRSoahCB1jskyhMhPSomnQI4UK7ZbiLjeNx3YM1kADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T09:12:25.132924Z"},"content_sha256":"b6db0ba9d80ffa16b58304ce1dbbf7b2ea94dfbf7f85d32fbfe3c4049f69625d","schema_version":"1.0","event_id":"sha256:b6db0ba9d80ffa16b58304ce1dbbf7b2ea94dfbf7f85d32fbfe3c4049f69625d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:R2T57NUVSULYVMCLFASKV2V67N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Content-Adaptive Variable Framerate Encoding Scheme for Green Live Streaming","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.MM","authors_text":"Christian Timmerer, Klaus Schoeffmann, Prajit T Rajendran, Radu Prodan, Samira Afzal, Vignesh V Menon","submitted_at":"2023-11-14T10:58:57Z","abstract_excerpt":"Adaptive live video streaming applications use a fixed predefined configuration for the bitrate ladder with constant framerate and encoding presets in a session. However, selecting optimized framerates and presets for every bitrate ladder representation can enhance perceptual quality, improve computational resource allocation, and thus, the streaming energy efficiency. In particular, low framerates for low-bitrate representations reduce compression artifacts and decrease encoding energy consumption. In addition, an optimized preset may lead to improved compression efficiency. To this light, th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.08074","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/2311.08074/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":"2026-07-05T07:12:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qpoBKFDpveS+bns6+NuSKdJADLcdwZDPY8vEhGMRkcAoiGiysSCCoCVHcZ5FzOHLFFG52X072E/v+WfI/7+WBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T09:12:25.133844Z"},"content_sha256":"e4af504bb376a1ea6dcb430cbf9e1b4d34c1b349c04e90bc1abbbc7fc972cdc2","schema_version":"1.0","event_id":"sha256:e4af504bb376a1ea6dcb430cbf9e1b4d34c1b349c04e90bc1abbbc7fc972cdc2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R2T57NUVSULYVMCLFASKV2V67N/bundle.json","state_url":"https://pith.science/pith/R2T57NUVSULYVMCLFASKV2V67N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R2T57NUVSULYVMCLFASKV2V67N/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":"2026-08-22T09:12:25Z","links":{"resolver":"https://pith.science/pith/R2T57NUVSULYVMCLFASKV2V67N","bundle":"https://pith.science/pith/R2T57NUVSULYVMCLFASKV2V67N/bundle.json","state":"https://pith.science/pith/R2T57NUVSULYVMCLFASKV2V67N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R2T57NUVSULYVMCLFASKV2V67N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:R2T57NUVSULYVMCLFASKV2V67N","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":"8d260217cb53a8aec261e39fe847498fe0821981ab889caaad3f5a171803695a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MM","submitted_at":"2023-11-14T10:58:57Z","title_canon_sha256":"74cb56762c02bb453ee5276a48edfb02b5b864f10bdf2da58bf4771203f83cd0"},"schema_version":"1.0","source":{"id":"2311.08074","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.08074","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"arxiv_version","alias_value":"2311.08074v1","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.08074","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_12","alias_value":"R2T57NUVSULY","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_16","alias_value":"R2T57NUVSULYVMCL","created_at":"2026-07-05T07:12:39Z"},{"alias_kind":"pith_short_8","alias_value":"R2T57NUV","created_at":"2026-07-05T07:12:39Z"}],"graph_snapshots":[{"event_id":"sha256:e4af504bb376a1ea6dcb430cbf9e1b4d34c1b349c04e90bc1abbbc7fc972cdc2","target":"graph","created_at":"2026-07-05T07:12:39Z","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/2311.08074/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Adaptive live video streaming applications use a fixed predefined configuration for the bitrate ladder with constant framerate and encoding presets in a session. However, selecting optimized framerates and presets for every bitrate ladder representation can enhance perceptual quality, improve computational resource allocation, and thus, the streaming energy efficiency. In particular, low framerates for low-bitrate representations reduce compression artifacts and decrease encoding energy consumption. In addition, an optimized preset may lead to improved compression efficiency. To this light, th","authors_text":"Christian Timmerer, Klaus Schoeffmann, Prajit T Rajendran, Radu Prodan, Samira Afzal, Vignesh V Menon","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MM","submitted_at":"2023-11-14T10:58:57Z","title":"Content-Adaptive Variable Framerate Encoding Scheme for Green Live Streaming"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.08074","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:b6db0ba9d80ffa16b58304ce1dbbf7b2ea94dfbf7f85d32fbfe3c4049f69625d","target":"record","created_at":"2026-07-05T07:12:39Z","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":"8d260217cb53a8aec261e39fe847498fe0821981ab889caaad3f5a171803695a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MM","submitted_at":"2023-11-14T10:58:57Z","title_canon_sha256":"74cb56762c02bb453ee5276a48edfb02b5b864f10bdf2da58bf4771203f83cd0"},"schema_version":"1.0","source":{"id":"2311.08074","kind":"arxiv","version":1}},"canonical_sha256":"8ea7dfb69595178ab04b2824aaeabefb418197271eea77e35054d78988c8429d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ea7dfb69595178ab04b2824aaeabefb418197271eea77e35054d78988c8429d","first_computed_at":"2026-07-05T07:12:39.931438Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:12:39.931438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YBALuaTdNO2ZwlCeEMF0JR1NJav+Bvw9e1pX9zzyShb+KHIb/JWwhUv7iqLyWgAFUeoQIpDotLPritalDroBAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:12:39.931914Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.08074","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b6db0ba9d80ffa16b58304ce1dbbf7b2ea94dfbf7f85d32fbfe3c4049f69625d","sha256:e4af504bb376a1ea6dcb430cbf9e1b4d34c1b349c04e90bc1abbbc7fc972cdc2"],"state_sha256":"56d15b68d40a7df74fc5cad2fc9d00c127d8ca08c3e204f42e393f7f27b8514c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2mk4Mu5xC5SuFsfwcsR7fDOtJtJYzHhg3e/q1cS6lalhHr9N7iEqHp8akl066UX/rSG+pTA0VM6JFiial7hWCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T09:12:25.140383Z","bundle_sha256":"092b88738f40394d9b9516608365470eb2869124bb6afc96d80a38d47e6a7669"}}