{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:HW23LRCRUAZBQNBNCBJLKXQMYA","short_pith_number":"pith:HW23LRCR","canonical_record":{"source":{"id":"1705.02997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-08T17:56:44Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"37821c14a8978b19b2472a44ebd3bd1dc90a9220f303bad2d65ca392bab79479","abstract_canon_sha256":"6d68f5943215b93803defe1c070f4e5ea4b5e86216c33f69587b072153d1a505"},"schema_version":"1.0"},"canonical_sha256":"3db5b5c451a03218342d1052b55e0cc0336eb7f877e334cfee2fcb69aafd5c3d","source":{"kind":"arxiv","id":"1705.02997","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02997","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02997v1","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02997","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"pith_short_12","alias_value":"HW23LRCRUAZB","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"HW23LRCRUAZBQNBN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"HW23LRCR","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:HW23LRCRUAZBQNBNCBJLKXQMYA","target":"record","payload":{"canonical_record":{"source":{"id":"1705.02997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-08T17:56:44Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"37821c14a8978b19b2472a44ebd3bd1dc90a9220f303bad2d65ca392bab79479","abstract_canon_sha256":"6d68f5943215b93803defe1c070f4e5ea4b5e86216c33f69587b072153d1a505"},"schema_version":"1.0"},"canonical_sha256":"3db5b5c451a03218342d1052b55e0cc0336eb7f877e334cfee2fcb69aafd5c3d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:53.131723Z","signature_b64":"Feb7bDRbrd3z+QT9pWe5UjjsRXrZr1VIG9bbS1kKtdcbLLam7i4MUJs1Oid2BjJLqBlR6Qwzv/en2UZSJN3RAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3db5b5c451a03218342d1052b55e0cc0336eb7f877e334cfee2fcb69aafd5c3d","last_reissued_at":"2026-05-18T00:44:53.131111Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:53.131111Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.02997","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":"2026-05-18T00:44:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D8kDwa/MzB73aOB85LR79v6rAodEBMc6h0UB2V5xeYA76+cHmiXrJiMM/G1axVfa9nGDTyGBQTGDvlcPKan1BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T16:44:25.583042Z"},"content_sha256":"cc0ca647e6fd2f4712e41c84ba5cffa29cd75976f92c0275df51458c6805b321","schema_version":"1.0","event_id":"sha256:cc0ca647e6fd2f4712e41c84ba5cffa29cd75976f92c0275df51458c6805b321"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:HW23LRCRUAZBQNBNCBJLKXQMYA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Light Field Video Capture Using a Learning-Based Hybrid Imaging System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.GR"],"primary_cat":"cs.CV","authors_text":"Alexei A. Efros, Jun-Yan Zhu, Nima Khademi Kalantari, Ravi Ramamoorthi, Ting-Chun Wang","submitted_at":"2017-05-08T17:56:44Z","abstract_excerpt":"Light field cameras have many advantages over traditional cameras, as they allow the user to change various camera settings after capture. However, capturing light fields requires a huge bandwidth to record the data: a modern light field camera can only take three images per second. This prevents current consumer light field cameras from capturing light field videos. Temporal interpolation at such extreme scale (10x, from 3 fps to 30 fps) is infeasible as too much information will be entirely missing between adjacent frames. Instead, we develop a hybrid imaging system, adding another standard "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02997","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":"2026-05-18T00:44:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzADXNatcT6J/0hM8DWBLxqjQ7X1VrPidd6VwxzayZCtSMJ11grgOUB4so/e4JcoN7Km1uYw/yMXoM0ppOi0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T16:44:25.583507Z"},"content_sha256":"ae4e30c70e986f341fdf359ebbc99c4a5108c4d0f36ae0a875bd071b7fdd066d","schema_version":"1.0","event_id":"sha256:ae4e30c70e986f341fdf359ebbc99c4a5108c4d0f36ae0a875bd071b7fdd066d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/bundle.json","state_url":"https://pith.science/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/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":"2026-05-26T16:44:25Z","links":{"resolver":"https://pith.science/pith/HW23LRCRUAZBQNBNCBJLKXQMYA","bundle":"https://pith.science/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/bundle.json","state":"https://pith.science/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HW23LRCRUAZBQNBNCBJLKXQMYA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:HW23LRCRUAZBQNBNCBJLKXQMYA","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":"6d68f5943215b93803defe1c070f4e5ea4b5e86216c33f69587b072153d1a505","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-08T17:56:44Z","title_canon_sha256":"37821c14a8978b19b2472a44ebd3bd1dc90a9220f303bad2d65ca392bab79479"},"schema_version":"1.0","source":{"id":"1705.02997","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02997","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02997v1","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02997","created_at":"2026-05-18T00:44:53Z"},{"alias_kind":"pith_short_12","alias_value":"HW23LRCRUAZB","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"HW23LRCRUAZBQNBN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"HW23LRCR","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:ae4e30c70e986f341fdf359ebbc99c4a5108c4d0f36ae0a875bd071b7fdd066d","target":"graph","created_at":"2026-05-18T00:44:53Z","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":"Light field cameras have many advantages over traditional cameras, as they allow the user to change various camera settings after capture. However, capturing light fields requires a huge bandwidth to record the data: a modern light field camera can only take three images per second. This prevents current consumer light field cameras from capturing light field videos. Temporal interpolation at such extreme scale (10x, from 3 fps to 30 fps) is infeasible as too much information will be entirely missing between adjacent frames. Instead, we develop a hybrid imaging system, adding another standard ","authors_text":"Alexei A. Efros, Jun-Yan Zhu, Nima Khademi Kalantari, Ravi Ramamoorthi, Ting-Chun Wang","cross_cats":["cs.GR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-08T17:56:44Z","title":"Light Field Video Capture Using a Learning-Based Hybrid Imaging System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02997","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:cc0ca647e6fd2f4712e41c84ba5cffa29cd75976f92c0275df51458c6805b321","target":"record","created_at":"2026-05-18T00:44:53Z","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":"6d68f5943215b93803defe1c070f4e5ea4b5e86216c33f69587b072153d1a505","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-08T17:56:44Z","title_canon_sha256":"37821c14a8978b19b2472a44ebd3bd1dc90a9220f303bad2d65ca392bab79479"},"schema_version":"1.0","source":{"id":"1705.02997","kind":"arxiv","version":1}},"canonical_sha256":"3db5b5c451a03218342d1052b55e0cc0336eb7f877e334cfee2fcb69aafd5c3d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3db5b5c451a03218342d1052b55e0cc0336eb7f877e334cfee2fcb69aafd5c3d","first_computed_at":"2026-05-18T00:44:53.131111Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:53.131111Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Feb7bDRbrd3z+QT9pWe5UjjsRXrZr1VIG9bbS1kKtdcbLLam7i4MUJs1Oid2BjJLqBlR6Qwzv/en2UZSJN3RAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:53.131723Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.02997","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc0ca647e6fd2f4712e41c84ba5cffa29cd75976f92c0275df51458c6805b321","sha256:ae4e30c70e986f341fdf359ebbc99c4a5108c4d0f36ae0a875bd071b7fdd066d"],"state_sha256":"c95d175d465d15f4dd6a603e8ad30dbdd4b863296437f0da1fe6e9968bc817ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RZ20OIS8Lgs+L+apRTy1uia+adQlWtQLO+9kGoHZLfbXA+SGpJ7rZj2h/vtY720ctzV2VNkD5eXK6P5NpHx1Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T16:44:25.585944Z","bundle_sha256":"73c94ca2ea9fe76c13fd78b4453798d3ea9c9ecca8cb017f5ad8c739cb9e93b2"}}