{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QIPBBRGOR2NY3IBNSWEJG5EAAQ","short_pith_number":"pith:QIPBBRGO","canonical_record":{"source":{"id":"1506.05506","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2015-06-17T22:08:37Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"463018e4ac45485e4a12d94045dc516b55732a9fa4da0c3378f5048e24f26ed6","abstract_canon_sha256":"fa28d63cedf5f849bd2898221be73cc59124a16b26529bc3758c2589a6cf2a87"},"schema_version":"1.0"},"canonical_sha256":"821e10c4ce8e9b8da02d9588937480043af25f6ae022e333d4710ccf7c33a60e","source":{"kind":"arxiv","id":"1506.05506","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.05506","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"arxiv_version","alias_value":"1506.05506v2","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05506","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"pith_short_12","alias_value":"QIPBBRGOR2NY","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QIPBBRGOR2NY3IBN","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QIPBBRGO","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QIPBBRGOR2NY3IBNSWEJG5EAAQ","target":"record","payload":{"canonical_record":{"source":{"id":"1506.05506","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2015-06-17T22:08:37Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"463018e4ac45485e4a12d94045dc516b55732a9fa4da0c3378f5048e24f26ed6","abstract_canon_sha256":"fa28d63cedf5f849bd2898221be73cc59124a16b26529bc3758c2589a6cf2a87"},"schema_version":"1.0"},"canonical_sha256":"821e10c4ce8e9b8da02d9588937480043af25f6ae022e333d4710ccf7c33a60e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:39.700493Z","signature_b64":"JUSRJFkGQvW/lzjFYJPhav5roWWTDpKOjCzdgCQVfLYFpLw/ID3ZBjCw+/AWPGUkaW/AOriwR5DTOTA/GXKcDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"821e10c4ce8e9b8da02d9588937480043af25f6ae022e333d4710ccf7c33a60e","last_reissued_at":"2026-05-18T01:35:39.699797Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:39.699797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.05506","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":"2026-05-18T01:35:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rvrr6mYj2AjE+5x/1pnQRLo3z99OBqg4skAm0b39dDuB+N8k3k8XEJnKRAjHLOHLVZqvsDjlRBfh5D2tFx1SDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:16:32.541078Z"},"content_sha256":"53d4bedb2e9d7067c2398be10f75c913f16b82e384f06d3caa0bd257792761dc","schema_version":"1.0","event_id":"sha256:53d4bedb2e9d7067c2398be10f75c913f16b82e384f06d3caa0bd257792761dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QIPBBRGOR2NY3IBNSWEJG5EAAQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Noise Addition for Individual Records to Preserve Privacy and Statistical Characteristics: Case Study of Real Estate Transaction Data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"stat.ME","authors_text":"Ryoko Tone, Yasushi Asami, Yuzo Maruyama","submitted_at":"2015-06-17T22:08:37Z","abstract_excerpt":"We propose a new method of perturbing a major variable by adding noise such that results of regression analysis are unaffected. The extent of the perturbation can be controlled using a single parameter, which eases an actual perturbation application. On the basis of results of a numerical experiment, we recommend an appropriate value of the parameter that can achieve both sufficient perturbation to mask original values and sufficient coherence between perturbed and original data."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05506","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":"2026-05-18T01:35:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u5KPlO+7R+P+IEgsrEV+/1f56+8MLsIP/baXS+YeT8DO7ETF4VZdpmlSTl3dpOGGCgHP4+2lFFrvuf9pHuftDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:16:32.541435Z"},"content_sha256":"c907578fae161c932f55668206d415dd2a3e8d420cf7955400257cc89385020d","schema_version":"1.0","event_id":"sha256:c907578fae161c932f55668206d415dd2a3e8d420cf7955400257cc89385020d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/bundle.json","state_url":"https://pith.science/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/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":"2026-06-24T03:16:32Z","links":{"resolver":"https://pith.science/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ","bundle":"https://pith.science/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/bundle.json","state":"https://pith.science/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QIPBBRGOR2NY3IBNSWEJG5EAAQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QIPBBRGOR2NY3IBNSWEJG5EAAQ","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":"fa28d63cedf5f849bd2898221be73cc59124a16b26529bc3758c2589a6cf2a87","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2015-06-17T22:08:37Z","title_canon_sha256":"463018e4ac45485e4a12d94045dc516b55732a9fa4da0c3378f5048e24f26ed6"},"schema_version":"1.0","source":{"id":"1506.05506","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.05506","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"arxiv_version","alias_value":"1506.05506v2","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05506","created_at":"2026-05-18T01:35:39Z"},{"alias_kind":"pith_short_12","alias_value":"QIPBBRGOR2NY","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QIPBBRGOR2NY3IBN","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QIPBBRGO","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:c907578fae161c932f55668206d415dd2a3e8d420cf7955400257cc89385020d","target":"graph","created_at":"2026-05-18T01:35:39Z","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"},"paper":{"abstract_excerpt":"We propose a new method of perturbing a major variable by adding noise such that results of regression analysis are unaffected. The extent of the perturbation can be controlled using a single parameter, which eases an actual perturbation application. On the basis of results of a numerical experiment, we recommend an appropriate value of the parameter that can achieve both sufficient perturbation to mask original values and sufficient coherence between perturbed and original data.","authors_text":"Ryoko Tone, Yasushi Asami, Yuzo Maruyama","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2015-06-17T22:08:37Z","title":"Noise Addition for Individual Records to Preserve Privacy and Statistical Characteristics: Case Study of Real Estate Transaction Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05506","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":"sha256:53d4bedb2e9d7067c2398be10f75c913f16b82e384f06d3caa0bd257792761dc","target":"record","created_at":"2026-05-18T01:35:39Z","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":"fa28d63cedf5f849bd2898221be73cc59124a16b26529bc3758c2589a6cf2a87","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2015-06-17T22:08:37Z","title_canon_sha256":"463018e4ac45485e4a12d94045dc516b55732a9fa4da0c3378f5048e24f26ed6"},"schema_version":"1.0","source":{"id":"1506.05506","kind":"arxiv","version":2}},"canonical_sha256":"821e10c4ce8e9b8da02d9588937480043af25f6ae022e333d4710ccf7c33a60e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"821e10c4ce8e9b8da02d9588937480043af25f6ae022e333d4710ccf7c33a60e","first_computed_at":"2026-05-18T01:35:39.699797Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:39.699797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JUSRJFkGQvW/lzjFYJPhav5roWWTDpKOjCzdgCQVfLYFpLw/ID3ZBjCw+/AWPGUkaW/AOriwR5DTOTA/GXKcDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:39.700493Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.05506","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53d4bedb2e9d7067c2398be10f75c913f16b82e384f06d3caa0bd257792761dc","sha256:c907578fae161c932f55668206d415dd2a3e8d420cf7955400257cc89385020d"],"state_sha256":"583862d416e40d39847de1faf4c45bf0bda8db4d0a9f9c3c78204149aa51bdfe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRf0MX9mFMlfj7+vgqvthp3Yk9qa9KF/6egGArmFdrzguryPp5IohGFFkN2gCVVHbXOYdKRshITwdMbyXODsCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T03:16:32.543325Z","bundle_sha256":"51743ca16d189a17f752f8b04ce4fdf9464c7d32cd336518a136215d8c427aa4"}}