{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:NOBX35RJAJW6UF7DYR3TZK4QLA","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":"cbd1dc1c0e97860b4b4f977f830b6c5c08fb73c6b661a7541ff923254537eea8","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-11-01T22:05:52Z","title_canon_sha256":"1fd7cd0f469cee448c49836a869683777c3ae5a7ec25432079c9870de2a7e601"},"schema_version":"1.0","source":{"id":"1911.00602","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.00602","created_at":"2026-07-05T01:29:43Z"},{"alias_kind":"arxiv_version","alias_value":"1911.00602v2","created_at":"2026-07-05T01:29:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.00602","created_at":"2026-07-05T01:29:43Z"},{"alias_kind":"pith_short_12","alias_value":"NOBX35RJAJW6","created_at":"2026-07-05T01:29:43Z"},{"alias_kind":"pith_short_16","alias_value":"NOBX35RJAJW6UF7D","created_at":"2026-07-05T01:29:43Z"},{"alias_kind":"pith_short_8","alias_value":"NOBX35RJ","created_at":"2026-07-05T01:29:43Z"}],"graph_snapshots":[{"event_id":"sha256:2a1310e3dbd61b47e976de732f2ed664f93263fa5bfba94a186ed196e7225e92","target":"graph","created_at":"2026-07-05T01:29:43Z","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/1911.00602/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"When querying databases containing sensitive information, the privacy of individuals stored in the database has to be guaranteed. Such guarantees are provided by differentially private mechanisms which add controlled noise to the query responses. However, most such mechanisms do not take into consideration the valid range of the query being posed. Thus, noisy responses that fall outside of this range may potentially be produced. To rectify this and therefore improve the utility of the mechanism, the commonly used Laplace distribution can be truncated to the valid range of the query and then no","authors_text":"J\\\"org-R\\\"udiger Sack, Wei Shi, William Lee Croft","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-11-01T22:05:52Z","title":"Differential Privacy Via a Truncated and Normalized Laplace Mechanism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.00602","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":"sha256:4998d22efa2dba36e1d52f5d1e37eef17432dd38eccf83492051dc90e5345c22","target":"record","created_at":"2026-07-05T01:29:43Z","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":"cbd1dc1c0e97860b4b4f977f830b6c5c08fb73c6b661a7541ff923254537eea8","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2019-11-01T22:05:52Z","title_canon_sha256":"1fd7cd0f469cee448c49836a869683777c3ae5a7ec25432079c9870de2a7e601"},"schema_version":"1.0","source":{"id":"1911.00602","kind":"arxiv","version":2}},"canonical_sha256":"6b837df629026dea17e3c4773cab90580fd3fa21039d409bed490e92bfe6511c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6b837df629026dea17e3c4773cab90580fd3fa21039d409bed490e92bfe6511c","first_computed_at":"2026-07-05T01:29:43.477046Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:29:43.477046Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"77tA9YZLvuCLuQ218z5ZOFskwRGMMeZfCRXKMuETluHj6BOjiz74xiwZESMUCJDlXk/uL5DjqxV82GQVRsi6CA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:29:43.477580Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.00602","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4998d22efa2dba36e1d52f5d1e37eef17432dd38eccf83492051dc90e5345c22","sha256:2a1310e3dbd61b47e976de732f2ed664f93263fa5bfba94a186ed196e7225e92"],"state_sha256":"f2a91d5ab115aadcc8bb24e44dcb42cb300728a97f5a1947b413d6332ddbb7e1"}