{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KDNHC5QKRXD3RFG4JTOLHYIZ3U","merge_version":"pith-open-graph-merge-v1","event_count":4,"valid_event_count":4,"invalid_event_count":0,"equivocation_count":1,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"42d95a0dc8360b1178851d29f1b18c2a1fc98abb32be079ff198534386e560e8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-05-19T21:12:36Z","title_canon_sha256":"7701ef376910fe924b41101b31cd4e444fe0bf5ce1e38736234f0bf6e1dec8b6"},"schema_version":"1.0","source":{"id":"2605.20500","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.20500","created_at":"2026-05-21T01:04:39Z"},{"alias_kind":"arxiv_version","alias_value":"2605.20500v1","created_at":"2026-05-21T01:04:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20500","created_at":"2026-05-21T01:04:39Z"},{"alias_kind":"pith_short_12","alias_value":"KDNHC5QKRXD3","created_at":"2026-05-21T01:04:39Z"},{"alias_kind":"pith_short_16","alias_value":"KDNHC5QKRXD3RFG4","created_at":"2026-05-21T01:04:39Z"},{"alias_kind":"pith_short_8","alias_value":"KDNHC5QK","created_at":"2026-05-21T01:04:39Z"}],"graph_snapshots":[{"event_id":"sha256:41dbbf4690df75004f29c585fa81af4498762466ed5ebf0579f050d1950ce0b6","target":"graph","created_at":"2026-05-21T01:04:39Z","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/2605.20500/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ensuring data quality in cloud-native Extract-Load-Transform (ELT) pipelines is increasingly challenging due to heterogeneous data sources, evolving schemas, and multi-backend execution environments. This paper presents a unified, multi-layer testing framework that integrates orchestration-level validation, declarative dbt tests, large language model (LLM)-generated semantic tests, and cross-store consistency checking between DuckDB and Snowflake, orchestrated through Apache Airflow. Controlled anomaly-injection experiments demonstrate that a manual-only baseline detected 7 of 16 injected anom","authors_text":"Hassan Reza, Ismail Gargouri","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-05-19T21:12:36Z","title":"A Multi-Layer Testing Framework for Automated Data Quality Assurance in Cloud-Native ELT Pipelines"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20500","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":"sha256:08ca7f7c8906ae95c25de5cea7701d6e5a47cf84ae15ccf0825963cf96d97d66","target":"record","created_at":"2026-05-21T01:04:39Z","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":"42d95a0dc8360b1178851d29f1b18c2a1fc98abb32be079ff198534386e560e8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-05-19T21:12:36Z","title_canon_sha256":"7701ef376910fe924b41101b31cd4e444fe0bf5ce1e38736234f0bf6e1dec8b6"},"schema_version":"1.0","source":{"id":"2605.20500","kind":"arxiv","version":1}},"canonical_sha256":"50da71760a8dc7b894dc4cdcb3e119dd32498fc73de778f9446ea3fc574756e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"50da71760a8dc7b894dc4cdcb3e119dd32498fc73de778f9446ea3fc574756e0","first_computed_at":"2026-05-21T01:04:39.954194Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T01:04:39.954194Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QIOrBIdIrYVnwvxsKhJVAp2icmr5chSjEM+GDvLUgKc6Td6htow1/5+N4abr7xFNs2KOUwAtw8hpb7uM1twsBA==","signature_status":"signed_v1","signed_at":"2026-05-21T01:04:39.954625Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.20500","source_kind":"arxiv","source_version":1}}},"equivocations":[{"signer_id":"pith.science","event_type":"integrity_finding","target":"integrity","event_ids":["sha256:9b796a17145d03ac2d4c7b09fcde869f65ed21a3756a58f17b0fe41f9d148067","sha256:bc5b80465fce64a2451537bc7d3198050e7330f7e7abb97d47d47f96bc35a804"]}],"invalid_events":[],"applied_event_ids":["sha256:08ca7f7c8906ae95c25de5cea7701d6e5a47cf84ae15ccf0825963cf96d97d66","sha256:41dbbf4690df75004f29c585fa81af4498762466ed5ebf0579f050d1950ce0b6"],"state_sha256":"4e7ab4f7501461e15e56c9664be2cd39a2dba87ae4c0223694d45e8aaba1a325"}