{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:O32UMA3FPY2YM4WDVCIXZXL652","short_pith_number":"pith:O32UMA3F","canonical_record":{"source":{"id":"2106.10339","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-06-18T20:07:58Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"5117a5f415ec79d20d11d858faefc32a77001d8f8adc9ec3cbf3a96787ee8acf","abstract_canon_sha256":"5ef959233a28114bf762fdbfc040d78a01e7459241637fbb7bdc77fc88e6a08e"},"schema_version":"1.0"},"canonical_sha256":"76f54603657e358672c3a8917cdd7eeebbf0d8ce599c96be7884bd865f27fe92","source":{"kind":"arxiv","id":"2106.10339","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.10339","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"arxiv_version","alias_value":"2106.10339v3","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.10339","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_12","alias_value":"O32UMA3FPY2Y","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_16","alias_value":"O32UMA3FPY2YM4WD","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_8","alias_value":"O32UMA3F","created_at":"2026-07-05T04:57:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:O32UMA3FPY2YM4WDVCIXZXL652","target":"record","payload":{"canonical_record":{"source":{"id":"2106.10339","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-06-18T20:07:58Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"5117a5f415ec79d20d11d858faefc32a77001d8f8adc9ec3cbf3a96787ee8acf","abstract_canon_sha256":"5ef959233a28114bf762fdbfc040d78a01e7459241637fbb7bdc77fc88e6a08e"},"schema_version":"1.0"},"canonical_sha256":"76f54603657e358672c3a8917cdd7eeebbf0d8ce599c96be7884bd865f27fe92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:57:22.671500Z","signature_b64":"PSc6do2vEhG3n709gKH6YBaEy+ro8P7glUbxRhLVtPVSmAQT0lAf04/CJ1J6RfhFw49JQ/1UgTJG+j+1nxymBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76f54603657e358672c3a8917cdd7eeebbf0d8ce599c96be7884bd865f27fe92","last_reissued_at":"2026-07-05T04:57:22.670970Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:57:22.670970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2106.10339","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":"2026-07-05T04:57:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"se+C78LuOZodCrWFlb0jN5xOXJ/xyW93WYLrlw9tbeh0Bl0+r7vXa0h/3WboNZKLHdTV+uOvN6yK3Atsss46BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T21:46:41.137514Z"},"content_sha256":"12d713a21a73bbbc8fd080bb02abe6bc662e7e5ffbcdc3b350103a3be31e3950","schema_version":"1.0","event_id":"sha256:12d713a21a73bbbc8fd080bb02abe6bc662e7e5ffbcdc3b350103a3be31e3950"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:O32UMA3FPY2YM4WDVCIXZXL652","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Some Examples of Privacy-preserving Publication and Sharing of COVID-19 Pandemic Data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CY"],"primary_cat":"cs.CR","authors_text":"Dong Wang, Fang Liu, Tian Yan","submitted_at":"2021-06-18T20:07:58Z","abstract_excerpt":"A considerable amount of various types of data have been collected during the COVID-19 pandemic, the analysis and interpretation of which have been indispensable for curbing the spread of the disease. As the pandemic moves to an endemic state, the data collected during the pandemic will continue to be rich sources for further studying and understanding the impacts of the pandemic on various aspects of our society. On the other hand, na\\\"{i}ve release and sharing of the information can be associated with serious privacy concerns. In this study, we use three common but distinct data types collec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.10339","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/2106.10339/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":"2026-07-05T04:57:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AVST2BHWJhrrJCX/efWGZVztAUDjxnX1M0AGaHtaDuSYufS1uhcVdB1DOeP/VSS80IHR+kgFknhWf9Te+MI8Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T21:46:41.137877Z"},"content_sha256":"467f157c0578491b7307c585392ca127ac29f95b16b5b638b34282127a688928","schema_version":"1.0","event_id":"sha256:467f157c0578491b7307c585392ca127ac29f95b16b5b638b34282127a688928"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O32UMA3FPY2YM4WDVCIXZXL652/bundle.json","state_url":"https://pith.science/pith/O32UMA3FPY2YM4WDVCIXZXL652/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O32UMA3FPY2YM4WDVCIXZXL652/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":"2026-07-08T21:46:41Z","links":{"resolver":"https://pith.science/pith/O32UMA3FPY2YM4WDVCIXZXL652","bundle":"https://pith.science/pith/O32UMA3FPY2YM4WDVCIXZXL652/bundle.json","state":"https://pith.science/pith/O32UMA3FPY2YM4WDVCIXZXL652/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O32UMA3FPY2YM4WDVCIXZXL652/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:O32UMA3FPY2YM4WDVCIXZXL652","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":"5ef959233a28114bf762fdbfc040d78a01e7459241637fbb7bdc77fc88e6a08e","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-06-18T20:07:58Z","title_canon_sha256":"5117a5f415ec79d20d11d858faefc32a77001d8f8adc9ec3cbf3a96787ee8acf"},"schema_version":"1.0","source":{"id":"2106.10339","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.10339","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"arxiv_version","alias_value":"2106.10339v3","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.10339","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_12","alias_value":"O32UMA3FPY2Y","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_16","alias_value":"O32UMA3FPY2YM4WD","created_at":"2026-07-05T04:57:22Z"},{"alias_kind":"pith_short_8","alias_value":"O32UMA3F","created_at":"2026-07-05T04:57:22Z"}],"graph_snapshots":[{"event_id":"sha256:467f157c0578491b7307c585392ca127ac29f95b16b5b638b34282127a688928","target":"graph","created_at":"2026-07-05T04:57:22Z","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/2106.10339/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A considerable amount of various types of data have been collected during the COVID-19 pandemic, the analysis and interpretation of which have been indispensable for curbing the spread of the disease. As the pandemic moves to an endemic state, the data collected during the pandemic will continue to be rich sources for further studying and understanding the impacts of the pandemic on various aspects of our society. On the other hand, na\\\"{i}ve release and sharing of the information can be associated with serious privacy concerns. In this study, we use three common but distinct data types collec","authors_text":"Dong Wang, Fang Liu, Tian Yan","cross_cats":["cs.CY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-06-18T20:07:58Z","title":"Some Examples of Privacy-preserving Publication and Sharing of COVID-19 Pandemic Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.10339","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":"sha256:12d713a21a73bbbc8fd080bb02abe6bc662e7e5ffbcdc3b350103a3be31e3950","target":"record","created_at":"2026-07-05T04:57:22Z","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":"5ef959233a28114bf762fdbfc040d78a01e7459241637fbb7bdc77fc88e6a08e","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-06-18T20:07:58Z","title_canon_sha256":"5117a5f415ec79d20d11d858faefc32a77001d8f8adc9ec3cbf3a96787ee8acf"},"schema_version":"1.0","source":{"id":"2106.10339","kind":"arxiv","version":3}},"canonical_sha256":"76f54603657e358672c3a8917cdd7eeebbf0d8ce599c96be7884bd865f27fe92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76f54603657e358672c3a8917cdd7eeebbf0d8ce599c96be7884bd865f27fe92","first_computed_at":"2026-07-05T04:57:22.670970Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:57:22.670970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PSc6do2vEhG3n709gKH6YBaEy+ro8P7glUbxRhLVtPVSmAQT0lAf04/CJ1J6RfhFw49JQ/1UgTJG+j+1nxymBg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:57:22.671500Z","signed_message":"canonical_sha256_bytes"},"source_id":"2106.10339","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12d713a21a73bbbc8fd080bb02abe6bc662e7e5ffbcdc3b350103a3be31e3950","sha256:467f157c0578491b7307c585392ca127ac29f95b16b5b638b34282127a688928"],"state_sha256":"7303ed441dfe1a90893001bb442332d1c8f9e5387210edcc80fd501c9a1c47cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZnM0RzZ+ywuIZ6/qt38N7alyjh0ANLCpua965kZH2Vtx2eBZxYcE0HCHXnps7T6BQz/cTEQ5UUUmEqQ7zlc2BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T21:46:41.139786Z","bundle_sha256":"2be14e1ebbe13b24dfe8cf97823dbb7d9a927c8be86428fc0dfe01e8181b5fb1"}}