{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:C5AVVCPXOA6BJXHCDDR7ZE2OYQ","short_pith_number":"pith:C5AVVCPX","canonical_record":{"source":{"id":"1903.11764","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-03-28T02:36:35Z","cross_cats_sorted":[],"title_canon_sha256":"fcb6d4fc37dd2ddceef290cdb1798494c855dec621d7217b01eed2c3fad8ea75","abstract_canon_sha256":"7d232e7bc125e777b08792806c6b7cb8ab571222e74b403985269dcf3bc74a4f"},"schema_version":"1.0"},"canonical_sha256":"17415a89f7703c14dce218e3fc934ec4160266c3fdb348572a4d952f8823bdad","source":{"kind":"arxiv","id":"1903.11764","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11764","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11764v2","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11764","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"pith_short_12","alias_value":"C5AVVCPXOA6B","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"C5AVVCPXOA6BJXHC","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"C5AVVCPX","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:C5AVVCPXOA6BJXHCDDR7ZE2OYQ","target":"record","payload":{"canonical_record":{"source":{"id":"1903.11764","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-03-28T02:36:35Z","cross_cats_sorted":[],"title_canon_sha256":"fcb6d4fc37dd2ddceef290cdb1798494c855dec621d7217b01eed2c3fad8ea75","abstract_canon_sha256":"7d232e7bc125e777b08792806c6b7cb8ab571222e74b403985269dcf3bc74a4f"},"schema_version":"1.0"},"canonical_sha256":"17415a89f7703c14dce218e3fc934ec4160266c3fdb348572a4d952f8823bdad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:06.986700Z","signature_b64":"jaXDzloEQ4gEPka7I1RKPP76yMn0GAq7q4T/l/CZpm1b2LyPT02rAk9DTwWGgBiLvEa95spxRxUhLp0fl0QHBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17415a89f7703c14dce218e3fc934ec4160266c3fdb348572a4d952f8823bdad","last_reissued_at":"2026-05-17T23:44:06.986140Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:06.986140Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.11764","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":"2026-05-17T23:44:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eYixFPpLCaLJbcvO3Uqr3QJeL4d0s+iKe2rGLaUBhdfZJpQlBq8ViMBH2wgnAHJ03UA87RPVoDXt//UWz3vEBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:52:55.088353Z"},"content_sha256":"4004ae4f09f01a2dad4d2f13b2d09519d2e3e093ba8ae82baf1bae50074fd223","schema_version":"1.0","event_id":"sha256:4004ae4f09f01a2dad4d2f13b2d09519d2e3e093ba8ae82baf1bae50074fd223"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:C5AVVCPXOA6BJXHCDDR7ZE2OYQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"When an attacker meets a cipher-image in 2018: A Year in Review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Chengqing Li, Eric Yong Xie, Yun Zhang","submitted_at":"2019-03-28T02:36:35Z","abstract_excerpt":"This paper aims to review the encountered technical contradictions when an attacker meets the cipher-images encrypted by the image encryption schemes (algorithms) proposed in 2018 from the viewpoint of an image cryptanalyst. The most representative works among them are selected and classified according to their essential structures. Almost all image cryptanalysis works published in 2018 are surveyed due to their small number. The challenging problems on design and analysis of image encryption schemes are summarized to receive the attentions of both designers and attackers (cryptanalysts) of im"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11764","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":"2026-05-17T23:44:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mzZ/I/0MZk1kGsCgG5rEQT/pUsPGtA5PRDMTDo9s4gllOkRyw/iNo4Q09QqjKuUZsswB8ftVqaTap+DVJlCTBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:52:55.088987Z"},"content_sha256":"b57b8645a2a4d35e44d296ba1d7b0ac0e38e33c5af4d743ee85ff2cd44637daa","schema_version":"1.0","event_id":"sha256:b57b8645a2a4d35e44d296ba1d7b0ac0e38e33c5af4d743ee85ff2cd44637daa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/bundle.json","state_url":"https://pith.science/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/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":"2026-05-28T22:52:55Z","links":{"resolver":"https://pith.science/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ","bundle":"https://pith.science/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/bundle.json","state":"https://pith.science/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C5AVVCPXOA6BJXHCDDR7ZE2OYQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:C5AVVCPXOA6BJXHCDDR7ZE2OYQ","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":"7d232e7bc125e777b08792806c6b7cb8ab571222e74b403985269dcf3bc74a4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-03-28T02:36:35Z","title_canon_sha256":"fcb6d4fc37dd2ddceef290cdb1798494c855dec621d7217b01eed2c3fad8ea75"},"schema_version":"1.0","source":{"id":"1903.11764","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11764","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11764v2","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11764","created_at":"2026-05-17T23:44:06Z"},{"alias_kind":"pith_short_12","alias_value":"C5AVVCPXOA6B","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"C5AVVCPXOA6BJXHC","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"C5AVVCPX","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:b57b8645a2a4d35e44d296ba1d7b0ac0e38e33c5af4d743ee85ff2cd44637daa","target":"graph","created_at":"2026-05-17T23:44:06Z","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":"This paper aims to review the encountered technical contradictions when an attacker meets the cipher-images encrypted by the image encryption schemes (algorithms) proposed in 2018 from the viewpoint of an image cryptanalyst. The most representative works among them are selected and classified according to their essential structures. Almost all image cryptanalysis works published in 2018 are surveyed due to their small number. The challenging problems on design and analysis of image encryption schemes are summarized to receive the attentions of both designers and attackers (cryptanalysts) of im","authors_text":"Chengqing Li, Eric Yong Xie, Yun Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-03-28T02:36:35Z","title":"When an attacker meets a cipher-image in 2018: A Year in Review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11764","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":"sha256:4004ae4f09f01a2dad4d2f13b2d09519d2e3e093ba8ae82baf1bae50074fd223","target":"record","created_at":"2026-05-17T23:44:06Z","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":"7d232e7bc125e777b08792806c6b7cb8ab571222e74b403985269dcf3bc74a4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-03-28T02:36:35Z","title_canon_sha256":"fcb6d4fc37dd2ddceef290cdb1798494c855dec621d7217b01eed2c3fad8ea75"},"schema_version":"1.0","source":{"id":"1903.11764","kind":"arxiv","version":2}},"canonical_sha256":"17415a89f7703c14dce218e3fc934ec4160266c3fdb348572a4d952f8823bdad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17415a89f7703c14dce218e3fc934ec4160266c3fdb348572a4d952f8823bdad","first_computed_at":"2026-05-17T23:44:06.986140Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:06.986140Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jaXDzloEQ4gEPka7I1RKPP76yMn0GAq7q4T/l/CZpm1b2LyPT02rAk9DTwWGgBiLvEa95spxRxUhLp0fl0QHBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:06.986700Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.11764","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4004ae4f09f01a2dad4d2f13b2d09519d2e3e093ba8ae82baf1bae50074fd223","sha256:b57b8645a2a4d35e44d296ba1d7b0ac0e38e33c5af4d743ee85ff2cd44637daa"],"state_sha256":"14bff531dc8dd9960f6a6e9cbc4a5138a02cd41e14b5105c718ed2d91c1513ee"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FDzmcT0chWmG2hxgBzlYjS4l4+MlVAn1hIqXrU7ZdR3POaC/pUoAwDu+RReko/muEd+VWamYJamUK6WlshtUBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T22:52:55.092134Z","bundle_sha256":"825daebbe3882bdc276652fc2a45ba3045638bac14c11482fa14d7a68815350f"}}