{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:5BGZBG4A6ONGZ6GVRGL6KRHRK5","short_pith_number":"pith:5BGZBG4A","canonical_record":{"source":{"id":"1106.5568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2011-06-28T05:36:11Z","cross_cats_sorted":["cs.DB"],"title_canon_sha256":"db22e34ce95172486fbe2a162b80a4b313984b182337d466acb3ac3f5528ab1d","abstract_canon_sha256":"806e08a01232d8df0e4fb9d88f7b81f18efb5977693b981fcaa4a66056dfdfb1"},"schema_version":"1.0"},"canonical_sha256":"e84d909b80f39a6cf8d58997e544f1574cc89ff82b627629ecb85877be0b6925","source":{"kind":"arxiv","id":"1106.5568","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5568","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5568v1","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5568","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"pith_short_12","alias_value":"5BGZBG4A6ONG","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5BGZBG4A6ONGZ6GV","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5BGZBG4A","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:5BGZBG4A6ONGZ6GVRGL6KRHRK5","target":"record","payload":{"canonical_record":{"source":{"id":"1106.5568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2011-06-28T05:36:11Z","cross_cats_sorted":["cs.DB"],"title_canon_sha256":"db22e34ce95172486fbe2a162b80a4b313984b182337d466acb3ac3f5528ab1d","abstract_canon_sha256":"806e08a01232d8df0e4fb9d88f7b81f18efb5977693b981fcaa4a66056dfdfb1"},"schema_version":"1.0"},"canonical_sha256":"e84d909b80f39a6cf8d58997e544f1574cc89ff82b627629ecb85877be0b6925","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:12.935880Z","signature_b64":"p4rtnthunpL1Y+czxhn6/9Maw5VmMcfMYCADmrC4d6wLMXOMRSNBq5ZkcfMou9jqSJGyUXEN4O1LfofbVFe/CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e84d909b80f39a6cf8d58997e544f1574cc89ff82b627629ecb85877be0b6925","last_reissued_at":"2026-05-18T04:19:12.935421Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:12.935421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.5568","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":"2026-05-18T04:19:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FEdBYqWkXnC1FJM6YsvuTIE8WuV6lHBRK0mX/ERcCigD0oT4tF8ESJSjfrnzzLKJdamiy9NFrBqMntxX/WwYDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:57:24.306811Z"},"content_sha256":"0d1c377c9e0ef9345de977c68b6bbaa10d03d2e20c496ad1a8de66acb5c2fb62","schema_version":"1.0","event_id":"sha256:0d1c377c9e0ef9345de977c68b6bbaa10d03d2e20c496ad1a8de66acb5c2fb62"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:5BGZBG4A6ONGZ6GVRGL6KRHRK5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Opportunistic Content Search of Smartphone Photos","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DB"],"primary_cat":"cs.IR","authors_text":"Ardalan Amiri Sani, Lin Zhong, Mahadev Satyanarayanan, Romit Roy Choudhury, Trevor Narayan, Wolfgang Richter, Xuan Bao","submitted_at":"2011-06-28T05:36:11Z","abstract_excerpt":"Photos taken by smartphone users can accidentally contain content that is timely and valuable to others, often in real-time. We report the system design and evaluation of a distributed search system, Theia, for crowd-sourced real-time content search of smartphone photos. Because smartphones are resource-constrained, Theia incorporates two key innovations to control search cost and improve search efficiency. Incremental Search expands search scope incrementally and exploits user feedback. Partitioned Search leverages the cloud to reduce the energy consumption of search in smartphones. Through u"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5568","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":"2026-05-18T04:19:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ck2wuc2uA8OPEee2ig5LAZpb0w5PAgKVOJwNGwOo0n1fw/FSOinPUTLkebR+QvXwbni9RxL+HDGLCKaEyDp6DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:57:24.307512Z"},"content_sha256":"c6aaf3322bfa340317dcb63ec86e173af38fe89ecc5130ae6cd97219e385fdf5","schema_version":"1.0","event_id":"sha256:c6aaf3322bfa340317dcb63ec86e173af38fe89ecc5130ae6cd97219e385fdf5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/bundle.json","state_url":"https://pith.science/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/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":"2026-06-09T16:57:24Z","links":{"resolver":"https://pith.science/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5","bundle":"https://pith.science/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/bundle.json","state":"https://pith.science/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5BGZBG4A6ONGZ6GVRGL6KRHRK5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:5BGZBG4A6ONGZ6GVRGL6KRHRK5","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":"806e08a01232d8df0e4fb9d88f7b81f18efb5977693b981fcaa4a66056dfdfb1","cross_cats_sorted":["cs.DB"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2011-06-28T05:36:11Z","title_canon_sha256":"db22e34ce95172486fbe2a162b80a4b313984b182337d466acb3ac3f5528ab1d"},"schema_version":"1.0","source":{"id":"1106.5568","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5568","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5568v1","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5568","created_at":"2026-05-18T04:19:12Z"},{"alias_kind":"pith_short_12","alias_value":"5BGZBG4A6ONG","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5BGZBG4A6ONGZ6GV","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5BGZBG4A","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:c6aaf3322bfa340317dcb63ec86e173af38fe89ecc5130ae6cd97219e385fdf5","target":"graph","created_at":"2026-05-18T04:19:12Z","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":"Photos taken by smartphone users can accidentally contain content that is timely and valuable to others, often in real-time. We report the system design and evaluation of a distributed search system, Theia, for crowd-sourced real-time content search of smartphone photos. Because smartphones are resource-constrained, Theia incorporates two key innovations to control search cost and improve search efficiency. Incremental Search expands search scope incrementally and exploits user feedback. Partitioned Search leverages the cloud to reduce the energy consumption of search in smartphones. Through u","authors_text":"Ardalan Amiri Sani, Lin Zhong, Mahadev Satyanarayanan, Romit Roy Choudhury, Trevor Narayan, Wolfgang Richter, Xuan Bao","cross_cats":["cs.DB"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2011-06-28T05:36:11Z","title":"Opportunistic Content Search of Smartphone Photos"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5568","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":"sha256:0d1c377c9e0ef9345de977c68b6bbaa10d03d2e20c496ad1a8de66acb5c2fb62","target":"record","created_at":"2026-05-18T04:19:12Z","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":"806e08a01232d8df0e4fb9d88f7b81f18efb5977693b981fcaa4a66056dfdfb1","cross_cats_sorted":["cs.DB"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2011-06-28T05:36:11Z","title_canon_sha256":"db22e34ce95172486fbe2a162b80a4b313984b182337d466acb3ac3f5528ab1d"},"schema_version":"1.0","source":{"id":"1106.5568","kind":"arxiv","version":1}},"canonical_sha256":"e84d909b80f39a6cf8d58997e544f1574cc89ff82b627629ecb85877be0b6925","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e84d909b80f39a6cf8d58997e544f1574cc89ff82b627629ecb85877be0b6925","first_computed_at":"2026-05-18T04:19:12.935421Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:19:12.935421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p4rtnthunpL1Y+czxhn6/9Maw5VmMcfMYCADmrC4d6wLMXOMRSNBq5ZkcfMou9jqSJGyUXEN4O1LfofbVFe/CA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:19:12.935880Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.5568","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d1c377c9e0ef9345de977c68b6bbaa10d03d2e20c496ad1a8de66acb5c2fb62","sha256:c6aaf3322bfa340317dcb63ec86e173af38fe89ecc5130ae6cd97219e385fdf5"],"state_sha256":"3250b0159402edc2a171a23a813100f18199fcffadaf655c8b2a5a720dc5745d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7VxivJecVMf1SznPEgOOBjM2+oXsVC79lugdkYBQdKyXcBdJVuAsoG5RlxteeSYoetei3td0Byzj/bsX+mjbAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T16:57:24.311453Z","bundle_sha256":"2ad3a35a1234e5893bc900eca83e0f8eb61ea3b6dbbb1589f1cd31dc2ee94d11"}}