{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:W7DQXH5MGND66CY5LTJVYIKD6M","short_pith_number":"pith:W7DQXH5M","canonical_record":{"source":{"id":"2105.08694","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.PF","submitted_at":"2021-05-18T17:29:58Z","cross_cats_sorted":[],"title_canon_sha256":"dda00a31ac2463352e7a93cc5874b7d35501be38cb0119bc2eed397a0ba1f42d","abstract_canon_sha256":"616ab4eaccbb2fe22ddc8b1f5d9308af3f6db78dda71d7483186855fbcf52dda"},"schema_version":"1.0"},"canonical_sha256":"b7c70b9fac3347ef0b1d5cd35c2143f32533f2482ef54b808c1bcdab2eab7a0b","source":{"kind":"arxiv","id":"2105.08694","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.08694","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"arxiv_version","alias_value":"2105.08694v1","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.08694","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_12","alias_value":"W7DQXH5MGND6","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_16","alias_value":"W7DQXH5MGND66CY5","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_8","alias_value":"W7DQXH5M","created_at":"2026-07-05T02:41:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:W7DQXH5MGND66CY5LTJVYIKD6M","target":"record","payload":{"canonical_record":{"source":{"id":"2105.08694","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.PF","submitted_at":"2021-05-18T17:29:58Z","cross_cats_sorted":[],"title_canon_sha256":"dda00a31ac2463352e7a93cc5874b7d35501be38cb0119bc2eed397a0ba1f42d","abstract_canon_sha256":"616ab4eaccbb2fe22ddc8b1f5d9308af3f6db78dda71d7483186855fbcf52dda"},"schema_version":"1.0"},"canonical_sha256":"b7c70b9fac3347ef0b1d5cd35c2143f32533f2482ef54b808c1bcdab2eab7a0b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:41:25.481273Z","signature_b64":"zYXLbSJb0tQkIEuEBizgod5o0UgUXJscfm93U29qxXbEpAoXaRPLwdmyxxmHcF2NRUYOsj+WnbdpXKQVC5uUCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7c70b9fac3347ef0b1d5cd35c2143f32533f2482ef54b808c1bcdab2eab7a0b","last_reissued_at":"2026-07-05T02:41:25.480741Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:41:25.480741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.08694","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":"2026-07-05T02:41:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wZY+3iOzrDIt+d3O3OvTNpaizsUlCRcfHZSAaZaEWoxuSojJ+3E0IOBc10xCXQgZuLi05UxTFlbjaEWbvcdTCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T12:23:09.977286Z"},"content_sha256":"4188b102002d11ad2a50d73092ae424d0edf7591b2f7882b88cfdb7cde939c99","schema_version":"1.0","event_id":"sha256:4188b102002d11ad2a50d73092ae424d0edf7591b2f7882b88cfdb7cde939c99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:W7DQXH5MGND66CY5LTJVYIKD6M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards Performance Clarity of Edge Video Analytics","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.PF","authors_text":"Ben Y. Zhao, Haitao Zheng, Junchen Jiang, Zhengxu Xia, Zhujun Xiao","submitted_at":"2021-05-18T17:29:58Z","abstract_excerpt":"Edge video analytics is becoming the solution to many safety and management tasks. Its wide deployment, however, must first address the tension between inference accuracy and resource (compute/network) cost. This has led to the development of video analytics pipelines (VAPs), which reduce resource cost by combining DNN compression/speedup techniques with video processing heuristics. Our measurement study on existing VAPs, however, shows that today's methods for evaluating VAPs are incomplete, often producing premature conclusions or ambiguous results. This is because each VAP's performance var"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.08694","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/2105.08694/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":"2026-07-05T02:41:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RH5H/eInoiEYyNO/Vq1WAswdOdIwi/34gyDom42RwUsmOOghv96Qy3f6LRgV6FmxmHQl8ApguqqGyatXRhhIAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T12:23:09.977804Z"},"content_sha256":"cfac5426dc7a11dc5fee2ca069d0967108feb3384db2575d49de94ee4e66d294","schema_version":"1.0","event_id":"sha256:cfac5426dc7a11dc5fee2ca069d0967108feb3384db2575d49de94ee4e66d294"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W7DQXH5MGND66CY5LTJVYIKD6M/bundle.json","state_url":"https://pith.science/pith/W7DQXH5MGND66CY5LTJVYIKD6M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W7DQXH5MGND66CY5LTJVYIKD6M/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":"2026-08-21T12:23:09Z","links":{"resolver":"https://pith.science/pith/W7DQXH5MGND66CY5LTJVYIKD6M","bundle":"https://pith.science/pith/W7DQXH5MGND66CY5LTJVYIKD6M/bundle.json","state":"https://pith.science/pith/W7DQXH5MGND66CY5LTJVYIKD6M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W7DQXH5MGND66CY5LTJVYIKD6M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:W7DQXH5MGND66CY5LTJVYIKD6M","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":"616ab4eaccbb2fe22ddc8b1f5d9308af3f6db78dda71d7483186855fbcf52dda","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.PF","submitted_at":"2021-05-18T17:29:58Z","title_canon_sha256":"dda00a31ac2463352e7a93cc5874b7d35501be38cb0119bc2eed397a0ba1f42d"},"schema_version":"1.0","source":{"id":"2105.08694","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.08694","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"arxiv_version","alias_value":"2105.08694v1","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.08694","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_12","alias_value":"W7DQXH5MGND6","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_16","alias_value":"W7DQXH5MGND66CY5","created_at":"2026-07-05T02:41:25Z"},{"alias_kind":"pith_short_8","alias_value":"W7DQXH5M","created_at":"2026-07-05T02:41:25Z"}],"graph_snapshots":[{"event_id":"sha256:cfac5426dc7a11dc5fee2ca069d0967108feb3384db2575d49de94ee4e66d294","target":"graph","created_at":"2026-07-05T02:41:25Z","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/2105.08694/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Edge video analytics is becoming the solution to many safety and management tasks. Its wide deployment, however, must first address the tension between inference accuracy and resource (compute/network) cost. This has led to the development of video analytics pipelines (VAPs), which reduce resource cost by combining DNN compression/speedup techniques with video processing heuristics. Our measurement study on existing VAPs, however, shows that today's methods for evaluating VAPs are incomplete, often producing premature conclusions or ambiguous results. This is because each VAP's performance var","authors_text":"Ben Y. Zhao, Haitao Zheng, Junchen Jiang, Zhengxu Xia, Zhujun Xiao","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.PF","submitted_at":"2021-05-18T17:29:58Z","title":"Towards Performance Clarity of Edge Video Analytics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.08694","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":"sha256:4188b102002d11ad2a50d73092ae424d0edf7591b2f7882b88cfdb7cde939c99","target":"record","created_at":"2026-07-05T02:41:25Z","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":"616ab4eaccbb2fe22ddc8b1f5d9308af3f6db78dda71d7483186855fbcf52dda","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.PF","submitted_at":"2021-05-18T17:29:58Z","title_canon_sha256":"dda00a31ac2463352e7a93cc5874b7d35501be38cb0119bc2eed397a0ba1f42d"},"schema_version":"1.0","source":{"id":"2105.08694","kind":"arxiv","version":1}},"canonical_sha256":"b7c70b9fac3347ef0b1d5cd35c2143f32533f2482ef54b808c1bcdab2eab7a0b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7c70b9fac3347ef0b1d5cd35c2143f32533f2482ef54b808c1bcdab2eab7a0b","first_computed_at":"2026-07-05T02:41:25.480741Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:41:25.480741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zYXLbSJb0tQkIEuEBizgod5o0UgUXJscfm93U29qxXbEpAoXaRPLwdmyxxmHcF2NRUYOsj+WnbdpXKQVC5uUCA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:41:25.481273Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.08694","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4188b102002d11ad2a50d73092ae424d0edf7591b2f7882b88cfdb7cde939c99","sha256:cfac5426dc7a11dc5fee2ca069d0967108feb3384db2575d49de94ee4e66d294"],"state_sha256":"03fa8666df83022e9181cd62896b99eff1f17a75149e85ea3bd02061050052cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N9TXpzZvLtxbQpz68vbfVrCE/RbT7Fsvj/hM6nFY/OyWopqFUucdRG3/A6CCeOcdg9AszXaMaLypunpOnhCQCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T12:23:09.982913Z","bundle_sha256":"1ed6c566871d71e6eac163c6e92b49f5bac96bd094547f1d67dcfb0a78669f81"}}