{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7CB2CAFNWZPBZFIIKIQPU37TFA","short_pith_number":"pith:7CB2CAFN","canonical_record":{"source":{"id":"1312.5148","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2013-12-18T14:17:09Z","cross_cats_sorted":[],"title_canon_sha256":"14642076fc0e754cc1eba83a5a25564b8e57096a761ffb0f41313be0cc5f22a2","abstract_canon_sha256":"1bb6cfe3ecc9d9a48f1c0e8fcb3a17677c17ab26e4fee9390183a195daaff61c"},"schema_version":"1.0"},"canonical_sha256":"f883a100adb65e1c95085220fa6ff32827d8909748f37c0edd59a894d395e64e","source":{"kind":"arxiv","id":"1312.5148","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.5148","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"arxiv_version","alias_value":"1312.5148v2","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.5148","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"pith_short_12","alias_value":"7CB2CAFNWZPB","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7CB2CAFNWZPBZFII","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7CB2CAFN","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7CB2CAFNWZPBZFIIKIQPU37TFA","target":"record","payload":{"canonical_record":{"source":{"id":"1312.5148","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2013-12-18T14:17:09Z","cross_cats_sorted":[],"title_canon_sha256":"14642076fc0e754cc1eba83a5a25564b8e57096a761ffb0f41313be0cc5f22a2","abstract_canon_sha256":"1bb6cfe3ecc9d9a48f1c0e8fcb3a17677c17ab26e4fee9390183a195daaff61c"},"schema_version":"1.0"},"canonical_sha256":"f883a100adb65e1c95085220fa6ff32827d8909748f37c0edd59a894d395e64e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:54:21.014995Z","signature_b64":"QAF3McvSa/1gqTUpDGhYe5csIUKd8UaBLA2unB50MqeOsKSku1XUnHibCHK1WfwPGfGDdw6Swghrqm7vY4INBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f883a100adb65e1c95085220fa6ff32827d8909748f37c0edd59a894d395e64e","last_reissued_at":"2026-05-18T02:54:21.014571Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:54:21.014571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.5148","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":"2026-05-18T02:54:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"18sGmeIPC/Xh3QesHEaG+YhumrPMV63430VPJldI8xdg3clI3bJEET+b3WqR6ONcDsoIbCy50DGIjU2Ozgn0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:11:24.638055Z"},"content_sha256":"3bb720002d50281732bfbac8fd82f00d0f8e592481a7d34b1a7cae1fbd663daf","schema_version":"1.0","event_id":"sha256:3bb720002d50281732bfbac8fd82f00d0f8e592481a7d34b1a7cae1fbd663daf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7CB2CAFNWZPBZFIIKIQPU37TFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Object Selection under Team Context","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Dongxu Li, Ling Feng, Xiang Li, Xiaolu Lu","submitted_at":"2013-12-18T14:17:09Z","abstract_excerpt":"Context-aware database has drawn increasing attention from both industry and academia recently by taking users' current situation and environment into consideration. However, most of the literature focus on individual context, overlooking the team users. In this paper, we investigate how to integrate team context into database query process to help the users' get top-ranked database tuples and make the team more competitive. We introduce naive and optimized query algorithm to select the suitable records and show that they output the same results while the latter is more computational efficient"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.5148","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":"2026-05-18T02:54:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0cNV/olIr2RurLGV/AYIjlaN9kPIejWffm5Ym1DryXt0c410gXY//JCp6SZ3hwwe/Xxg63aWLkqosfOrYI9QDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:11:24.638410Z"},"content_sha256":"4d85b9f4ae60ce49360eddd9704c853ae467e4d71f3b6e2f24962181107da370","schema_version":"1.0","event_id":"sha256:4d85b9f4ae60ce49360eddd9704c853ae467e4d71f3b6e2f24962181107da370"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/bundle.json","state_url":"https://pith.science/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/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":"2026-05-27T22:11:24Z","links":{"resolver":"https://pith.science/pith/7CB2CAFNWZPBZFIIKIQPU37TFA","bundle":"https://pith.science/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/bundle.json","state":"https://pith.science/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7CB2CAFNWZPBZFIIKIQPU37TFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7CB2CAFNWZPBZFIIKIQPU37TFA","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":"1bb6cfe3ecc9d9a48f1c0e8fcb3a17677c17ab26e4fee9390183a195daaff61c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2013-12-18T14:17:09Z","title_canon_sha256":"14642076fc0e754cc1eba83a5a25564b8e57096a761ffb0f41313be0cc5f22a2"},"schema_version":"1.0","source":{"id":"1312.5148","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.5148","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"arxiv_version","alias_value":"1312.5148v2","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.5148","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"pith_short_12","alias_value":"7CB2CAFNWZPB","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7CB2CAFNWZPBZFII","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7CB2CAFN","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:4d85b9f4ae60ce49360eddd9704c853ae467e4d71f3b6e2f24962181107da370","target":"graph","created_at":"2026-05-18T02:54:21Z","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":"Context-aware database has drawn increasing attention from both industry and academia recently by taking users' current situation and environment into consideration. However, most of the literature focus on individual context, overlooking the team users. In this paper, we investigate how to integrate team context into database query process to help the users' get top-ranked database tuples and make the team more competitive. We introduce naive and optimized query algorithm to select the suitable records and show that they output the same results while the latter is more computational efficient","authors_text":"Dongxu Li, Ling Feng, Xiang Li, Xiaolu Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2013-12-18T14:17:09Z","title":"Object Selection under Team Context"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.5148","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":"sha256:3bb720002d50281732bfbac8fd82f00d0f8e592481a7d34b1a7cae1fbd663daf","target":"record","created_at":"2026-05-18T02:54:21Z","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":"1bb6cfe3ecc9d9a48f1c0e8fcb3a17677c17ab26e4fee9390183a195daaff61c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2013-12-18T14:17:09Z","title_canon_sha256":"14642076fc0e754cc1eba83a5a25564b8e57096a761ffb0f41313be0cc5f22a2"},"schema_version":"1.0","source":{"id":"1312.5148","kind":"arxiv","version":2}},"canonical_sha256":"f883a100adb65e1c95085220fa6ff32827d8909748f37c0edd59a894d395e64e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f883a100adb65e1c95085220fa6ff32827d8909748f37c0edd59a894d395e64e","first_computed_at":"2026-05-18T02:54:21.014571Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:54:21.014571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QAF3McvSa/1gqTUpDGhYe5csIUKd8UaBLA2unB50MqeOsKSku1XUnHibCHK1WfwPGfGDdw6Swghrqm7vY4INBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:54:21.014995Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.5148","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3bb720002d50281732bfbac8fd82f00d0f8e592481a7d34b1a7cae1fbd663daf","sha256:4d85b9f4ae60ce49360eddd9704c853ae467e4d71f3b6e2f24962181107da370"],"state_sha256":"4fb8d44a97df913f82a81bd300553f02bd59171d5beda27f8c360647c9ac7fe2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cAvkNYBNccJzd6Xg0FmSEc4W7Rd/55rJOuS1yqiQRdBhf3FmG3XuZJB0EwI/X6DhYr1XrPTm6CYifk647mQZDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T22:11:24.640505Z","bundle_sha256":"293ce8c8fffd0746ff8c8f5c9da3ae3e37b17173a4f31ef55b3efafd0e1fb510"}}