{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:S2PTOQHLG2KIQXZ2DXA5HB4NRS","short_pith_number":"pith:S2PTOQHL","canonical_record":{"source":{"id":"1912.07172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-12-16T03:13:17Z","cross_cats_sorted":[],"title_canon_sha256":"ed66b06ec9248e602254efb7948162a49865d11bb8fc5becaf44b6ff7526a486","abstract_canon_sha256":"21aba15b253349f1c726e162ebe9d035e6e79d6fa2b3f5c7f743f57758a0af59"},"schema_version":"1.0"},"canonical_sha256":"969f3740eb3694885f3a1dc1d3878d8c8310a1cd470c87e652a470c01a09c74d","source":{"kind":"arxiv","id":"1912.07172","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.07172","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"arxiv_version","alias_value":"1912.07172v1","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.07172","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_12","alias_value":"S2PTOQHLG2KI","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_16","alias_value":"S2PTOQHLG2KIQXZ2","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_8","alias_value":"S2PTOQHL","created_at":"2026-07-05T00:26:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:S2PTOQHLG2KIQXZ2DXA5HB4NRS","target":"record","payload":{"canonical_record":{"source":{"id":"1912.07172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-12-16T03:13:17Z","cross_cats_sorted":[],"title_canon_sha256":"ed66b06ec9248e602254efb7948162a49865d11bb8fc5becaf44b6ff7526a486","abstract_canon_sha256":"21aba15b253349f1c726e162ebe9d035e6e79d6fa2b3f5c7f743f57758a0af59"},"schema_version":"1.0"},"canonical_sha256":"969f3740eb3694885f3a1dc1d3878d8c8310a1cd470c87e652a470c01a09c74d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:26:19.051459Z","signature_b64":"usS/szgMzhMS98CYyy+L/2/0Bs/J6CvtwavmvM0VBRkjRb0U5sRxI1i8yIBBSB8KZ8LblaXTgGoxm7AC6SzCDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"969f3740eb3694885f3a1dc1d3878d8c8310a1cd470c87e652a470c01a09c74d","last_reissued_at":"2026-07-05T00:26:19.050981Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:26:19.050981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.07172","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":"2026-07-05T00:26:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BvRikquotRyQlrq6YRdry2X2Hw33ghQWn55kSjyQkYX1WSqaWo5us2LGH2dpAqnw4F/gyP7omkqUzuc59IttDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T04:22:42.447660Z"},"content_sha256":"001a9f0343aa0c29a861352878d2a31939433d0b5628b6128775c2a7d97ce6fb","schema_version":"1.0","event_id":"sha256:001a9f0343aa0c29a861352878d2a31939433d0b5628b6128775c2a7d97ce6fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:S2PTOQHLG2KIQXZ2DXA5HB4NRS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lauca: Generating Application-Oriented Synthetic Workloads","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Aoying Zhou, Ke Shu, Rong Zhang, Shuyan Zhang, Yuchen Li, Yuming Li","submitted_at":"2019-12-16T03:13:17Z","abstract_excerpt":"The synthetic workload is essential and critical to the performance evaluation of database systems. When evaluating the database performance for a specific application, the similarity between synthetic workload and real application workload determines the credibility of evaluation results. However, the workload currently used for performance evaluation is difficult to have the same workload characteristics as the target application, which leads to inaccurate evaluation results. To address this problem, we propose a workload duplicator (Lauca) that can generate synthetic workloads with highly s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.07172","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/1912.07172/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":"2026-07-05T00:26:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1KqpPU5uuxqCuCZlmqmE3bzcEABJJEXwmD5US96qiHFoEPMtjMgo4nN3zb69KfqZkfx+oPfFaUGZYax6sNeyDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T04:22:42.448046Z"},"content_sha256":"23cb63e5d9de42db4585d1b580cf6b9e789a0e16fff879c9c3b3a7273ef3ae28","schema_version":"1.0","event_id":"sha256:23cb63e5d9de42db4585d1b580cf6b9e789a0e16fff879c9c3b3a7273ef3ae28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/bundle.json","state_url":"https://pith.science/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/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":"2026-07-22T04:22:42Z","links":{"resolver":"https://pith.science/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS","bundle":"https://pith.science/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/bundle.json","state":"https://pith.science/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S2PTOQHLG2KIQXZ2DXA5HB4NRS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:S2PTOQHLG2KIQXZ2DXA5HB4NRS","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":"21aba15b253349f1c726e162ebe9d035e6e79d6fa2b3f5c7f743f57758a0af59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-12-16T03:13:17Z","title_canon_sha256":"ed66b06ec9248e602254efb7948162a49865d11bb8fc5becaf44b6ff7526a486"},"schema_version":"1.0","source":{"id":"1912.07172","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.07172","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"arxiv_version","alias_value":"1912.07172v1","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.07172","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_12","alias_value":"S2PTOQHLG2KI","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_16","alias_value":"S2PTOQHLG2KIQXZ2","created_at":"2026-07-05T00:26:19Z"},{"alias_kind":"pith_short_8","alias_value":"S2PTOQHL","created_at":"2026-07-05T00:26:19Z"}],"graph_snapshots":[{"event_id":"sha256:23cb63e5d9de42db4585d1b580cf6b9e789a0e16fff879c9c3b3a7273ef3ae28","target":"graph","created_at":"2026-07-05T00:26:19Z","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/1912.07172/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The synthetic workload is essential and critical to the performance evaluation of database systems. When evaluating the database performance for a specific application, the similarity between synthetic workload and real application workload determines the credibility of evaluation results. However, the workload currently used for performance evaluation is difficult to have the same workload characteristics as the target application, which leads to inaccurate evaluation results. To address this problem, we propose a workload duplicator (Lauca) that can generate synthetic workloads with highly s","authors_text":"Aoying Zhou, Ke Shu, Rong Zhang, Shuyan Zhang, Yuchen Li, Yuming Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-12-16T03:13:17Z","title":"Lauca: Generating Application-Oriented Synthetic Workloads"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.07172","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":"sha256:001a9f0343aa0c29a861352878d2a31939433d0b5628b6128775c2a7d97ce6fb","target":"record","created_at":"2026-07-05T00:26:19Z","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":"21aba15b253349f1c726e162ebe9d035e6e79d6fa2b3f5c7f743f57758a0af59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-12-16T03:13:17Z","title_canon_sha256":"ed66b06ec9248e602254efb7948162a49865d11bb8fc5becaf44b6ff7526a486"},"schema_version":"1.0","source":{"id":"1912.07172","kind":"arxiv","version":1}},"canonical_sha256":"969f3740eb3694885f3a1dc1d3878d8c8310a1cd470c87e652a470c01a09c74d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"969f3740eb3694885f3a1dc1d3878d8c8310a1cd470c87e652a470c01a09c74d","first_computed_at":"2026-07-05T00:26:19.050981Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:26:19.050981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"usS/szgMzhMS98CYyy+L/2/0Bs/J6CvtwavmvM0VBRkjRb0U5sRxI1i8yIBBSB8KZ8LblaXTgGoxm7AC6SzCDw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:26:19.051459Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.07172","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:001a9f0343aa0c29a861352878d2a31939433d0b5628b6128775c2a7d97ce6fb","sha256:23cb63e5d9de42db4585d1b580cf6b9e789a0e16fff879c9c3b3a7273ef3ae28"],"state_sha256":"558f693258c10d8ba1f88b194a684c9dedb367cd679554f7f32901a4301919a6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E9BV9uJdtTxtfVWG4fWRhVVJtmjFw55ElDIzGCx6AUrIimt0DaRS1uoc8jrzNjNMnecliEWe+/ImvLhWZV2aCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-22T04:22:42.450216Z","bundle_sha256":"8acf2bae4d70945bad9e311fae61d0d9b1a8c18caabb08d870d396ec727446bf"}}