{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:NOQMFK572P3C2ISHRANNTFL3CZ","short_pith_number":"pith:NOQMFK57","canonical_record":{"source":{"id":"2212.06074","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-12-12T17:41:32Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"e242a114138c95e4a1024423f878d77d2070b07a357eb0c54a2ba1ed1a69afdd","abstract_canon_sha256":"41c67d1dd3689d919911aa25b36b46d5791212acec4431eb446cbdba75044472"},"schema_version":"1.0"},"canonical_sha256":"6ba0c2abbfd3f62d2247881ad9957b166fda29fb31a2f4f7ab65df8b2ac37cfc","source":{"kind":"arxiv","id":"2212.06074","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.06074","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"arxiv_version","alias_value":"2212.06074v3","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.06074","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_12","alias_value":"NOQMFK572P3C","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_16","alias_value":"NOQMFK572P3C2ISH","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_8","alias_value":"NOQMFK57","created_at":"2026-07-05T06:57:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:NOQMFK572P3C2ISHRANNTFL3CZ","target":"record","payload":{"canonical_record":{"source":{"id":"2212.06074","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-12-12T17:41:32Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"e242a114138c95e4a1024423f878d77d2070b07a357eb0c54a2ba1ed1a69afdd","abstract_canon_sha256":"41c67d1dd3689d919911aa25b36b46d5791212acec4431eb446cbdba75044472"},"schema_version":"1.0"},"canonical_sha256":"6ba0c2abbfd3f62d2247881ad9957b166fda29fb31a2f4f7ab65df8b2ac37cfc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:57:20.515228Z","signature_b64":"FCZ6CHZ3PgIHNe7iyCQL1zznsNNzqrQQ1ueb6MwnPRtDi6PtEg6oXB5Os2OyG09cifeaLQPXlesbYJIdp1S3Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ba0c2abbfd3f62d2247881ad9957b166fda29fb31a2f4f7ab65df8b2ac37cfc","last_reissued_at":"2026-07-05T06:57:20.514756Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:57:20.514756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.06074","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:57:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dMXu7FKA8KBa0YzZ0WzXwKmHIZHEXV+y1mQR7t6fC9OLGHcGmdaPOznqmJozGAtb2fDnEuQtXeTRhz24Qt+CCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T18:28:05.441068Z"},"content_sha256":"29c607a9c4697827a5363083abf5765e1b625d92c50906d55b4b7ca03dd4feb7","schema_version":"1.0","event_id":"sha256:29c607a9c4697827a5363083abf5765e1b625d92c50906d55b4b7ca03dd4feb7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:NOQMFK572P3C2ISHRANNTFL3CZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Regression with Label Differential Privacy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.LG","authors_text":"Avinash V Varadarajan, Badih Ghazi, Chiyuan Zhang, Ethan Leeman, Pasin Manurangsi, Pritish Kamath, Ravi Kumar","submitted_at":"2022-12-12T17:41:32Z","abstract_excerpt":"We study the task of training regression models with the guarantee of label differential privacy (DP). Based on a global prior distribution on label values, which could be obtained privately, we derive a label DP randomization mechanism that is optimal under a given regression loss function. We prove that the optimal mechanism takes the form of a \"randomized response on bins\", and propose an efficient algorithm for finding the optimal bin values. We carry out a thorough experimental evaluation on several datasets demonstrating the efficacy of our algorithm."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.06074","kind":"arxiv","version":3},"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/2212.06074/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":"2026-07-05T06:57:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oKILhLqA3i7t6sAWDbms6OU5GHa4tzviWGPZ8N2f+WU7VfDsloGaSd+ED4w8I8fyUooK4KgnP09AlGjLIaWfCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T18:28:05.441466Z"},"content_sha256":"cd210a49187857846c9b7a013e47a337ab350a27c08a19bf23a0907259ec8f79","schema_version":"1.0","event_id":"sha256:cd210a49187857846c9b7a013e47a337ab350a27c08a19bf23a0907259ec8f79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NOQMFK572P3C2ISHRANNTFL3CZ/bundle.json","state_url":"https://pith.science/pith/NOQMFK572P3C2ISHRANNTFL3CZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NOQMFK572P3C2ISHRANNTFL3CZ/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":"2026-07-22T18:28:05Z","links":{"resolver":"https://pith.science/pith/NOQMFK572P3C2ISHRANNTFL3CZ","bundle":"https://pith.science/pith/NOQMFK572P3C2ISHRANNTFL3CZ/bundle.json","state":"https://pith.science/pith/NOQMFK572P3C2ISHRANNTFL3CZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NOQMFK572P3C2ISHRANNTFL3CZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:NOQMFK572P3C2ISHRANNTFL3CZ","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":"41c67d1dd3689d919911aa25b36b46d5791212acec4431eb446cbdba75044472","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-12-12T17:41:32Z","title_canon_sha256":"e242a114138c95e4a1024423f878d77d2070b07a357eb0c54a2ba1ed1a69afdd"},"schema_version":"1.0","source":{"id":"2212.06074","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.06074","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"arxiv_version","alias_value":"2212.06074v3","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.06074","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_12","alias_value":"NOQMFK572P3C","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_16","alias_value":"NOQMFK572P3C2ISH","created_at":"2026-07-05T06:57:20Z"},{"alias_kind":"pith_short_8","alias_value":"NOQMFK57","created_at":"2026-07-05T06:57:20Z"}],"graph_snapshots":[{"event_id":"sha256:cd210a49187857846c9b7a013e47a337ab350a27c08a19bf23a0907259ec8f79","target":"graph","created_at":"2026-07-05T06:57:20Z","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/2212.06074/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the task of training regression models with the guarantee of label differential privacy (DP). Based on a global prior distribution on label values, which could be obtained privately, we derive a label DP randomization mechanism that is optimal under a given regression loss function. We prove that the optimal mechanism takes the form of a \"randomized response on bins\", and propose an efficient algorithm for finding the optimal bin values. We carry out a thorough experimental evaluation on several datasets demonstrating the efficacy of our algorithm.","authors_text":"Avinash V Varadarajan, Badih Ghazi, Chiyuan Zhang, Ethan Leeman, Pasin Manurangsi, Pritish Kamath, Ravi Kumar","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-12-12T17:41:32Z","title":"Regression with Label Differential Privacy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.06074","kind":"arxiv","version":3},"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":"sha256:29c607a9c4697827a5363083abf5765e1b625d92c50906d55b4b7ca03dd4feb7","target":"record","created_at":"2026-07-05T06:57:20Z","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":"41c67d1dd3689d919911aa25b36b46d5791212acec4431eb446cbdba75044472","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-12-12T17:41:32Z","title_canon_sha256":"e242a114138c95e4a1024423f878d77d2070b07a357eb0c54a2ba1ed1a69afdd"},"schema_version":"1.0","source":{"id":"2212.06074","kind":"arxiv","version":3}},"canonical_sha256":"6ba0c2abbfd3f62d2247881ad9957b166fda29fb31a2f4f7ab65df8b2ac37cfc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ba0c2abbfd3f62d2247881ad9957b166fda29fb31a2f4f7ab65df8b2ac37cfc","first_computed_at":"2026-07-05T06:57:20.514756Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:57:20.514756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FCZ6CHZ3PgIHNe7iyCQL1zznsNNzqrQQ1ueb6MwnPRtDi6PtEg6oXB5Os2OyG09cifeaLQPXlesbYJIdp1S3Bg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:57:20.515228Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.06074","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29c607a9c4697827a5363083abf5765e1b625d92c50906d55b4b7ca03dd4feb7","sha256:cd210a49187857846c9b7a013e47a337ab350a27c08a19bf23a0907259ec8f79"],"state_sha256":"3e84442ab4192512b8e212b3eae199aa82fdc3ae70474115f39ae2203886e1c3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Azu0sfb9FxImHk8VZu2QaWvqnO4itQ5o+CZW/OW8X03YyuT4/u1xD8g//PRgnm6NBqpCXWaNyy91NC9stZWBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-22T18:28:05.444937Z","bundle_sha256":"a1b808657cde071ef934200af501697c3f3756b11782dde5c373a0f2365b0459"}}