{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:MTEBGVIGNKBQDEEBFJSKDS4S27","short_pith_number":"pith:MTEBGVIG","canonical_record":{"source":{"id":"1605.08313","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-05-26T14:52:19Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"77fbfc0a71633a91b10d6be1cbd67ed81a4c8ffd803a52eaeffbb69a9f80eb1f","abstract_canon_sha256":"40dabaa8ac4d88d27d3566d2853a6d6efed038f16511a13ba7dfb8d8fe7c2865"},"schema_version":"1.0"},"canonical_sha256":"64c81355066a830190812a64a1cb92d7d0ba370e9a25678cdfcd11cacfafefc9","source":{"kind":"arxiv","id":"1605.08313","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08313","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08313v2","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08313","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"pith_short_12","alias_value":"MTEBGVIGNKBQ","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MTEBGVIGNKBQDEEB","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MTEBGVIG","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:MTEBGVIGNKBQDEEBFJSKDS4S27","target":"record","payload":{"canonical_record":{"source":{"id":"1605.08313","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-05-26T14:52:19Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"77fbfc0a71633a91b10d6be1cbd67ed81a4c8ffd803a52eaeffbb69a9f80eb1f","abstract_canon_sha256":"40dabaa8ac4d88d27d3566d2853a6d6efed038f16511a13ba7dfb8d8fe7c2865"},"schema_version":"1.0"},"canonical_sha256":"64c81355066a830190812a64a1cb92d7d0ba370e9a25678cdfcd11cacfafefc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:18.839484Z","signature_b64":"6IEclE/xZk4CvDnqDWPiFDuLGgo2FR0vIVbUloOgAvZvcY6sFcyHWefzSaM6Le/Hgyn/uyMa48lX0WtOr9gFCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64c81355066a830190812a64a1cb92d7d0ba370e9a25678cdfcd11cacfafefc9","last_reissued_at":"2026-05-18T01:03:18.839014Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:18.839014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.08313","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:03:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4jxFnjvErQrSgzdDkwM4+viay88ALkY29pWmT7czpq6F4dtDKYaPFQd0u+VtLUGnjbYD3G0euGNPpopu0uHyDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:15:25.221947Z"},"content_sha256":"be36a31c05aa1c5174365fec6ae179435b86d755d443d86f74484490ff50f5e7","schema_version":"1.0","event_id":"sha256:be36a31c05aa1c5174365fec6ae179435b86d755d443d86f74484490ff50f5e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:MTEBGVIGNKBQDEEBFJSKDS4S27","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Light-powered, Always-On, Smart Camera with Compressed Domain Gesture Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.CV","authors_text":"Anvesha A, Arijit Raychowdhury, Justin Romberg, Ningyuan Cao, Shaojie Xu","submitted_at":"2016-05-26T14:52:19Z","abstract_excerpt":"In this paper we propose an energy-efficient camera-based gesture recognition system powered by light energy for \"always on\" applications. Low energy consumption is achieved by directly extracting gesture features from the compressed measurements, which are the block averages and the linear combinations of the image sensor's pixel values. The gestures are recognized using a nearest-neighbour (NN) classifier followed by Dynamic Time Warping (DTW). The system has been implemented on an Analog Devices Black Fin ULP vision processor and powered by PV cells whose output is regulated by TI's DC-DC b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08313","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:03:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4wzKv72KQMrB/6SSzpI8G2wVjrXWdEq9j9T1YN0StyONyrx8R6bY36n/rCnrjy8/S3h2zV5pd3sc067JUK5BCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:15:25.222572Z"},"content_sha256":"1b90983d62d915fba38d1ec8406a0db58c94bfcf236458cc85ad80a57958f1a3","schema_version":"1.0","event_id":"sha256:1b90983d62d915fba38d1ec8406a0db58c94bfcf236458cc85ad80a57958f1a3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/bundle.json","state_url":"https://pith.science/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/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":"2026-05-27T22:15:25Z","links":{"resolver":"https://pith.science/pith/MTEBGVIGNKBQDEEBFJSKDS4S27","bundle":"https://pith.science/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/bundle.json","state":"https://pith.science/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MTEBGVIGNKBQDEEBFJSKDS4S27/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:MTEBGVIGNKBQDEEBFJSKDS4S27","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":"40dabaa8ac4d88d27d3566d2853a6d6efed038f16511a13ba7dfb8d8fe7c2865","cross_cats_sorted":["cs.HC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-05-26T14:52:19Z","title_canon_sha256":"77fbfc0a71633a91b10d6be1cbd67ed81a4c8ffd803a52eaeffbb69a9f80eb1f"},"schema_version":"1.0","source":{"id":"1605.08313","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08313","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08313v2","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08313","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"pith_short_12","alias_value":"MTEBGVIGNKBQ","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MTEBGVIGNKBQDEEB","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MTEBGVIG","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:1b90983d62d915fba38d1ec8406a0db58c94bfcf236458cc85ad80a57958f1a3","target":"graph","created_at":"2026-05-18T01:03:18Z","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":"In this paper we propose an energy-efficient camera-based gesture recognition system powered by light energy for \"always on\" applications. Low energy consumption is achieved by directly extracting gesture features from the compressed measurements, which are the block averages and the linear combinations of the image sensor's pixel values. The gestures are recognized using a nearest-neighbour (NN) classifier followed by Dynamic Time Warping (DTW). The system has been implemented on an Analog Devices Black Fin ULP vision processor and powered by PV cells whose output is regulated by TI's DC-DC b","authors_text":"Anvesha A, Arijit Raychowdhury, Justin Romberg, Ningyuan Cao, Shaojie Xu","cross_cats":["cs.HC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-05-26T14:52:19Z","title":"A Light-powered, Always-On, Smart Camera with Compressed Domain Gesture Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08313","kind":"arxiv","version":2},"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:be36a31c05aa1c5174365fec6ae179435b86d755d443d86f74484490ff50f5e7","target":"record","created_at":"2026-05-18T01:03:18Z","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":"40dabaa8ac4d88d27d3566d2853a6d6efed038f16511a13ba7dfb8d8fe7c2865","cross_cats_sorted":["cs.HC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-05-26T14:52:19Z","title_canon_sha256":"77fbfc0a71633a91b10d6be1cbd67ed81a4c8ffd803a52eaeffbb69a9f80eb1f"},"schema_version":"1.0","source":{"id":"1605.08313","kind":"arxiv","version":2}},"canonical_sha256":"64c81355066a830190812a64a1cb92d7d0ba370e9a25678cdfcd11cacfafefc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64c81355066a830190812a64a1cb92d7d0ba370e9a25678cdfcd11cacfafefc9","first_computed_at":"2026-05-18T01:03:18.839014Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:18.839014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6IEclE/xZk4CvDnqDWPiFDuLGgo2FR0vIVbUloOgAvZvcY6sFcyHWefzSaM6Le/Hgyn/uyMa48lX0WtOr9gFCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:18.839484Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.08313","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be36a31c05aa1c5174365fec6ae179435b86d755d443d86f74484490ff50f5e7","sha256:1b90983d62d915fba38d1ec8406a0db58c94bfcf236458cc85ad80a57958f1a3"],"state_sha256":"687736f8e44c38a56efb854d5843bab823ffe6f45110ffcc969adee5bda06900"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wrDfHKF0xKJn7n40D4UYPT0/Omsit2ciHHflJZlbts5b+YgVHiAfkmp6hkuaTZZEaWlju4zpATHVwDXPli7JCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T22:15:25.225921Z","bundle_sha256":"74c42fb442cbb183edca047c5009609769a8506d2be60614e2731fb1ca59c163"}}