{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:SQX5MFXZPYEDL7TG22AX3TAQGW","short_pith_number":"pith:SQX5MFXZ","canonical_record":{"source":{"id":"1406.4285","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2014-06-17T09:19:17Z","cross_cats_sorted":[],"title_canon_sha256":"30d85c0beedcad9d7e34a7bf44f095d0a859f3486c46ad122161e29cc6c0b9f6","abstract_canon_sha256":"c873413bbfbb658245c4d62d9ee73c01a02d5a04179f76438bf4ff18084fb4a9"},"schema_version":"1.0"},"canonical_sha256":"942fd616f97e0835fe66d6817dcc1035ae4156bd62859796eba94164d341256c","source":{"kind":"arxiv","id":"1406.4285","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.4285","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"arxiv_version","alias_value":"1406.4285v2","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.4285","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"pith_short_12","alias_value":"SQX5MFXZPYED","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SQX5MFXZPYEDL7TG","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SQX5MFXZ","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:SQX5MFXZPYEDL7TG22AX3TAQGW","target":"record","payload":{"canonical_record":{"source":{"id":"1406.4285","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2014-06-17T09:19:17Z","cross_cats_sorted":[],"title_canon_sha256":"30d85c0beedcad9d7e34a7bf44f095d0a859f3486c46ad122161e29cc6c0b9f6","abstract_canon_sha256":"c873413bbfbb658245c4d62d9ee73c01a02d5a04179f76438bf4ff18084fb4a9"},"schema_version":"1.0"},"canonical_sha256":"942fd616f97e0835fe66d6817dcc1035ae4156bd62859796eba94164d341256c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:52.112331Z","signature_b64":"JUXtLjzQR5RH6rmo0CHy2mp3h0JMmacFAlIAEHjrTJLwyrDlmn/MVXnuOO/FvUwVcpuQAQsoMpbP7LVBDeyWAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"942fd616f97e0835fe66d6817dcc1035ae4156bd62859796eba94164d341256c","last_reissued_at":"2026-05-18T00:40:52.111674Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:52.111674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.4285","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":"2026-05-18T00:40:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZenKuCjaHcwsGF+QyiE7HSSMzjKJRrEj+M0aIMzzjAwU0FmXCTKaNDagn9vIowylxWC41deJUd2QLIpOdHrtAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:59:56.564299Z"},"content_sha256":"8ff38639bf8ffbf2000fe351fe0d6dcc2813a42c5cf04164c0cfe465842d1ddf","schema_version":"1.0","event_id":"sha256:8ff38639bf8ffbf2000fe351fe0d6dcc2813a42c5cf04164c0cfe465842d1ddf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:SQX5MFXZPYEDL7TG22AX3TAQGW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"C-sanitized: a privacy model for document redaction and sanitization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"David Sanchez, Montserrat Batet","submitted_at":"2014-06-17T09:19:17Z","abstract_excerpt":"Within the current context of Information Societies, large amounts of information are daily exchanged and/or released. The sensitive nature of much of this information causes a serious privacy threat when documents are uncontrollably made available to untrusted third parties. In such cases, appropriate data protection measures should be undertaken by the responsible organization, especially under the umbrella of current legislations on data privacy. To do so, human experts are usually requested to redact or sanitize document contents. To relieve this burdensome task, this paper presents a priv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.4285","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":"2026-05-18T00:40:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iVcO0YWVcLYwcyibVnuZmtLoY9y7JEhLi9w+feLivbpfHZPl1KgJDn1ujhjGotGXNl7c+C/srDg0xB6/cXsLBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:59:56.564671Z"},"content_sha256":"1b2b40615cd23f9fab410588b6981e8c58cdc5ba009fceac3e3780d4933b0bc2","schema_version":"1.0","event_id":"sha256:1b2b40615cd23f9fab410588b6981e8c58cdc5ba009fceac3e3780d4933b0bc2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/bundle.json","state_url":"https://pith.science/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/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":"2026-06-05T14:59:56Z","links":{"resolver":"https://pith.science/pith/SQX5MFXZPYEDL7TG22AX3TAQGW","bundle":"https://pith.science/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/bundle.json","state":"https://pith.science/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SQX5MFXZPYEDL7TG22AX3TAQGW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:SQX5MFXZPYEDL7TG22AX3TAQGW","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":"c873413bbfbb658245c4d62d9ee73c01a02d5a04179f76438bf4ff18084fb4a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2014-06-17T09:19:17Z","title_canon_sha256":"30d85c0beedcad9d7e34a7bf44f095d0a859f3486c46ad122161e29cc6c0b9f6"},"schema_version":"1.0","source":{"id":"1406.4285","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.4285","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"arxiv_version","alias_value":"1406.4285v2","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.4285","created_at":"2026-05-18T00:40:52Z"},{"alias_kind":"pith_short_12","alias_value":"SQX5MFXZPYED","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SQX5MFXZPYEDL7TG","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SQX5MFXZ","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:1b2b40615cd23f9fab410588b6981e8c58cdc5ba009fceac3e3780d4933b0bc2","target":"graph","created_at":"2026-05-18T00:40:52Z","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":"Within the current context of Information Societies, large amounts of information are daily exchanged and/or released. The sensitive nature of much of this information causes a serious privacy threat when documents are uncontrollably made available to untrusted third parties. In such cases, appropriate data protection measures should be undertaken by the responsible organization, especially under the umbrella of current legislations on data privacy. To do so, human experts are usually requested to redact or sanitize document contents. To relieve this burdensome task, this paper presents a priv","authors_text":"David Sanchez, Montserrat Batet","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2014-06-17T09:19:17Z","title":"C-sanitized: a privacy model for document redaction and sanitization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.4285","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":"sha256:8ff38639bf8ffbf2000fe351fe0d6dcc2813a42c5cf04164c0cfe465842d1ddf","target":"record","created_at":"2026-05-18T00:40:52Z","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":"c873413bbfbb658245c4d62d9ee73c01a02d5a04179f76438bf4ff18084fb4a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2014-06-17T09:19:17Z","title_canon_sha256":"30d85c0beedcad9d7e34a7bf44f095d0a859f3486c46ad122161e29cc6c0b9f6"},"schema_version":"1.0","source":{"id":"1406.4285","kind":"arxiv","version":2}},"canonical_sha256":"942fd616f97e0835fe66d6817dcc1035ae4156bd62859796eba94164d341256c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"942fd616f97e0835fe66d6817dcc1035ae4156bd62859796eba94164d341256c","first_computed_at":"2026-05-18T00:40:52.111674Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:52.111674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JUXtLjzQR5RH6rmo0CHy2mp3h0JMmacFAlIAEHjrTJLwyrDlmn/MVXnuOO/FvUwVcpuQAQsoMpbP7LVBDeyWAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:52.112331Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.4285","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8ff38639bf8ffbf2000fe351fe0d6dcc2813a42c5cf04164c0cfe465842d1ddf","sha256:1b2b40615cd23f9fab410588b6981e8c58cdc5ba009fceac3e3780d4933b0bc2"],"state_sha256":"83b202d4963178e32a5d7cc93c4837d82946e4e9f153f0ceb33218a3ad3573c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l4CHN7vsl1xGWfS1IPeM/2eVw/lX5FcgtpB7MRhQUj9Vh6EYwPY4WwuUtr+lfaxAfENyB2U+AYJ6zgUsQq2rBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T14:59:56.566842Z","bundle_sha256":"c2db53d24dfcbadbd5e513945c244c0e16675d1731c9a30ee55419bc0e956303"}}