{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:AXT4UZ5EAZP4ESOJ4ERP6FHAJ5","short_pith_number":"pith:AXT4UZ5E","canonical_record":{"source":{"id":"2405.15753","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-24T17:49:34Z","cross_cats_sorted":[],"title_canon_sha256":"3fa64e27d452eadee1a15ac9e524a79d49e5cfef33c233269133a97f251cedb2","abstract_canon_sha256":"760cd9148f2fde34cda3ecd030a8a3160c7298a39908c9687d4d3d041688f959"},"schema_version":"1.0"},"canonical_sha256":"05e7ca67a4065fc249c9e122ff14e04f5b928fbbedd5a45b739b14a919661070","source":{"kind":"arxiv","id":"2405.15753","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.15753","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"arxiv_version","alias_value":"2405.15753v2","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.15753","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_12","alias_value":"AXT4UZ5EAZP4","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_16","alias_value":"AXT4UZ5EAZP4ESOJ","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_8","alias_value":"AXT4UZ5E","created_at":"2026-07-05T09:45:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:AXT4UZ5EAZP4ESOJ4ERP6FHAJ5","target":"record","payload":{"canonical_record":{"source":{"id":"2405.15753","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-24T17:49:34Z","cross_cats_sorted":[],"title_canon_sha256":"3fa64e27d452eadee1a15ac9e524a79d49e5cfef33c233269133a97f251cedb2","abstract_canon_sha256":"760cd9148f2fde34cda3ecd030a8a3160c7298a39908c9687d4d3d041688f959"},"schema_version":"1.0"},"canonical_sha256":"05e7ca67a4065fc249c9e122ff14e04f5b928fbbedd5a45b739b14a919661070","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:45:49.274720Z","signature_b64":"X9RqEbqKOTxXLY8tcEtRkidGnO++wln1/3LKpjTcNp9oUORqxPX1g/mrl6g0hh5fzgnHIxGfgZIkGpVbjO/5Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05e7ca67a4065fc249c9e122ff14e04f5b928fbbedd5a45b739b14a919661070","last_reissued_at":"2026-07-05T09:45:49.274190Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:45:49.274190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.15753","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":"2026-07-05T09:45:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ygXSOjYVGPo4XYaLgD2nuxT7pJAFE5+C2wMihoyYx6lS8EzrT4YLB+XZz8cbqCD/Fo3v48Yu8qOpDY+dbOmbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T10:58:57.248339Z"},"content_sha256":"38729c57aa246878f5082809dc74796e523ddcaa4e78df2344009fae19a59649","schema_version":"1.0","event_id":"sha256:38729c57aa246878f5082809dc74796e523ddcaa4e78df2344009fae19a59649"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:AXT4UZ5EAZP4ESOJ4ERP6FHAJ5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Data Reconstruction: When You See It and When You Don't","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Edith Cohen, Eliad Tsfadia, Haim Kaplan, Kobbi Nissim, Shay Moran, Uri Stemmer, Yishay Mansour","submitted_at":"2024-05-24T17:49:34Z","abstract_excerpt":"We revisit the fundamental question of formally defining what constitutes a reconstruction attack. While often clear from the context, our exploration reveals that a precise definition is much more nuanced than it appears, to the extent that a single all-encompassing definition may not exist. Thus, we employ a different strategy and aim to \"sandwich\" the concept of reconstruction attacks by addressing two complementing questions: (i) What conditions guarantee that a given system is protected against such attacks? (ii) Under what circumstances does a given attack clearly indicate that a system "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.15753","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.15753/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":"2026-07-05T09:45:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Np5UWO/0yxMKFVhzlr6LBKvbYWWUOM9HC1WJ5zooi0gR1f7SBn8Z3a28krHTWjEAzGHkPzaqY8jmkLKZNaU8Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T10:58:57.249289Z"},"content_sha256":"a832e835e9ed3b9deaeced4552fddb4e0ab34f66d2214e556174e365589a4ec8","schema_version":"1.0","event_id":"sha256:a832e835e9ed3b9deaeced4552fddb4e0ab34f66d2214e556174e365589a4ec8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/bundle.json","state_url":"https://pith.science/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/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":"2026-08-10T10:58:57Z","links":{"resolver":"https://pith.science/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5","bundle":"https://pith.science/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/bundle.json","state":"https://pith.science/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AXT4UZ5EAZP4ESOJ4ERP6FHAJ5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:AXT4UZ5EAZP4ESOJ4ERP6FHAJ5","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":"760cd9148f2fde34cda3ecd030a8a3160c7298a39908c9687d4d3d041688f959","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-24T17:49:34Z","title_canon_sha256":"3fa64e27d452eadee1a15ac9e524a79d49e5cfef33c233269133a97f251cedb2"},"schema_version":"1.0","source":{"id":"2405.15753","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.15753","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"arxiv_version","alias_value":"2405.15753v2","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.15753","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_12","alias_value":"AXT4UZ5EAZP4","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_16","alias_value":"AXT4UZ5EAZP4ESOJ","created_at":"2026-07-05T09:45:49Z"},{"alias_kind":"pith_short_8","alias_value":"AXT4UZ5E","created_at":"2026-07-05T09:45:49Z"}],"graph_snapshots":[{"event_id":"sha256:a832e835e9ed3b9deaeced4552fddb4e0ab34f66d2214e556174e365589a4ec8","target":"graph","created_at":"2026-07-05T09:45:49Z","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/2405.15753/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We revisit the fundamental question of formally defining what constitutes a reconstruction attack. While often clear from the context, our exploration reveals that a precise definition is much more nuanced than it appears, to the extent that a single all-encompassing definition may not exist. Thus, we employ a different strategy and aim to \"sandwich\" the concept of reconstruction attacks by addressing two complementing questions: (i) What conditions guarantee that a given system is protected against such attacks? (ii) Under what circumstances does a given attack clearly indicate that a system ","authors_text":"Edith Cohen, Eliad Tsfadia, Haim Kaplan, Kobbi Nissim, Shay Moran, Uri Stemmer, Yishay Mansour","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-24T17:49:34Z","title":"Data Reconstruction: When You See It and When You Don't"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.15753","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":"sha256:38729c57aa246878f5082809dc74796e523ddcaa4e78df2344009fae19a59649","target":"record","created_at":"2026-07-05T09:45:49Z","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":"760cd9148f2fde34cda3ecd030a8a3160c7298a39908c9687d4d3d041688f959","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-24T17:49:34Z","title_canon_sha256":"3fa64e27d452eadee1a15ac9e524a79d49e5cfef33c233269133a97f251cedb2"},"schema_version":"1.0","source":{"id":"2405.15753","kind":"arxiv","version":2}},"canonical_sha256":"05e7ca67a4065fc249c9e122ff14e04f5b928fbbedd5a45b739b14a919661070","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05e7ca67a4065fc249c9e122ff14e04f5b928fbbedd5a45b739b14a919661070","first_computed_at":"2026-07-05T09:45:49.274190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:45:49.274190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X9RqEbqKOTxXLY8tcEtRkidGnO++wln1/3LKpjTcNp9oUORqxPX1g/mrl6g0hh5fzgnHIxGfgZIkGpVbjO/5Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:45:49.274720Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.15753","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38729c57aa246878f5082809dc74796e523ddcaa4e78df2344009fae19a59649","sha256:a832e835e9ed3b9deaeced4552fddb4e0ab34f66d2214e556174e365589a4ec8"],"state_sha256":"b2d499e2375b98c4417a07585d95d4d3fcea1930d1136496ff99f381e4eeb43d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Io0Xw/h6b/HhFJ8bqkHVBlvy+ugykPqdmMJ4KArwhWnYx55HSAO+HNTggwwDUlmczOueOxWuoGi3S43vbiYABg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T10:58:57.256248Z","bundle_sha256":"2775c5eadb448c3830e46b7243260c3d1267c32066cd21c9a91902b26c84dcbb"}}