{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:HWPB4QLS75NZBTOJN2FDU4XTMY","short_pith_number":"pith:HWPB4QLS","canonical_record":{"source":{"id":"2003.14123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-03-31T11:55:18Z","cross_cats_sorted":[],"title_canon_sha256":"4f2278623d3ce82db8885232990de575c23666e7a449d32c45c109b0a713b8a2","abstract_canon_sha256":"0e9f8418a6aa336ea13bdbbf37df06b2fde0a863cf498873558cd8d8629beb36"},"schema_version":"1.0"},"canonical_sha256":"3d9e1e4172ff5b90cdc96e8a3a72f366164262739ed7788650e3c65f76854025","source":{"kind":"arxiv","id":"2003.14123","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.14123","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"2003.14123v1","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.14123","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"HWPB4QLS75NZ","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_16","alias_value":"HWPB4QLS75NZBTOJ","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_8","alias_value":"HWPB4QLS","created_at":"2026-07-05T00:51:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:HWPB4QLS75NZBTOJN2FDU4XTMY","target":"record","payload":{"canonical_record":{"source":{"id":"2003.14123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-03-31T11:55:18Z","cross_cats_sorted":[],"title_canon_sha256":"4f2278623d3ce82db8885232990de575c23666e7a449d32c45c109b0a713b8a2","abstract_canon_sha256":"0e9f8418a6aa336ea13bdbbf37df06b2fde0a863cf498873558cd8d8629beb36"},"schema_version":"1.0"},"canonical_sha256":"3d9e1e4172ff5b90cdc96e8a3a72f366164262739ed7788650e3c65f76854025","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:51:48.069998Z","signature_b64":"dCE6bedCPFSCzCaNUIi74h222BM3lTnUZosONbvfPh8T+Q5lqNdW2F2aKcuyza9fkCpiPKri23acIW/jz7nCCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d9e1e4172ff5b90cdc96e8a3a72f366164262739ed7788650e3c65f76854025","last_reissued_at":"2026-07-05T00:51:48.069579Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:51:48.069579Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.14123","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bdN5T6R3Hpg1oyGzZCNwrI/4Kvc9Km7wK0Y7dQ+ZkRHfDXy2KNUH54sDdepe/6bdEy9OBHRt5q187o28xtDZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:54:51.332687Z"},"content_sha256":"4d006c8364ad0dd887789818fb99664e7b91b40400479c14f9285075b1eb9921","schema_version":"1.0","event_id":"sha256:4d006c8364ad0dd887789818fb99664e7b91b40400479c14f9285075b1eb9921"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:HWPB4QLS75NZBTOJN2FDU4XTMY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"When the Guard failed the Droid: A case study of Android malware","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Amit Dvir, Chen Hajaj, Harel Berger","submitted_at":"2020-03-31T11:55:18Z","abstract_excerpt":"Android malware is a persistent threat to billions of users around the world. As a countermeasure, Android malware detection systems are occasionally implemented. However, these systems are often vulnerable to \\emph{evasion attacks}, in which an adversary manipulates malicious instances so that they are misidentified as benign. In this paper, we launch various innovative evasion attacks against several Android malware detection systems. The vulnerability inherent to all of these systems is that they are part of Androguard~\\cite{desnos2011androguard}, a popular open source library used in Andro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.14123","kind":"arxiv","version":1},"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/2003.14123/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":"2026-07-05T00:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lrTYYojVLejsBg2ymzM/m57YzXQdQKG1wUcicQX9qLTjdC1Fyw9wtYBm7IhPc2xYp5RXnTYmpBooxK80Bc1mDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:54:51.333063Z"},"content_sha256":"b7440b8506941f7f50bd16ebce7034eaf51470fa3759f9da757ed3754ff0a302","schema_version":"1.0","event_id":"sha256:b7440b8506941f7f50bd16ebce7034eaf51470fa3759f9da757ed3754ff0a302"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/bundle.json","state_url":"https://pith.science/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/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":"2026-07-07T06:54:51Z","links":{"resolver":"https://pith.science/pith/HWPB4QLS75NZBTOJN2FDU4XTMY","bundle":"https://pith.science/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/bundle.json","state":"https://pith.science/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HWPB4QLS75NZBTOJN2FDU4XTMY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:HWPB4QLS75NZBTOJN2FDU4XTMY","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":"0e9f8418a6aa336ea13bdbbf37df06b2fde0a863cf498873558cd8d8629beb36","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-03-31T11:55:18Z","title_canon_sha256":"4f2278623d3ce82db8885232990de575c23666e7a449d32c45c109b0a713b8a2"},"schema_version":"1.0","source":{"id":"2003.14123","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.14123","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"2003.14123v1","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.14123","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"HWPB4QLS75NZ","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_16","alias_value":"HWPB4QLS75NZBTOJ","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_8","alias_value":"HWPB4QLS","created_at":"2026-07-05T00:51:48Z"}],"graph_snapshots":[{"event_id":"sha256:b7440b8506941f7f50bd16ebce7034eaf51470fa3759f9da757ed3754ff0a302","target":"graph","created_at":"2026-07-05T00:51:48Z","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/2003.14123/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Android malware is a persistent threat to billions of users around the world. As a countermeasure, Android malware detection systems are occasionally implemented. However, these systems are often vulnerable to \\emph{evasion attacks}, in which an adversary manipulates malicious instances so that they are misidentified as benign. In this paper, we launch various innovative evasion attacks against several Android malware detection systems. The vulnerability inherent to all of these systems is that they are part of Androguard~\\cite{desnos2011androguard}, a popular open source library used in Andro","authors_text":"Amit Dvir, Chen Hajaj, Harel Berger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-03-31T11:55:18Z","title":"When the Guard failed the Droid: A case study of Android malware"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.14123","kind":"arxiv","version":1},"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":"sha256:4d006c8364ad0dd887789818fb99664e7b91b40400479c14f9285075b1eb9921","target":"record","created_at":"2026-07-05T00:51:48Z","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":"0e9f8418a6aa336ea13bdbbf37df06b2fde0a863cf498873558cd8d8629beb36","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-03-31T11:55:18Z","title_canon_sha256":"4f2278623d3ce82db8885232990de575c23666e7a449d32c45c109b0a713b8a2"},"schema_version":"1.0","source":{"id":"2003.14123","kind":"arxiv","version":1}},"canonical_sha256":"3d9e1e4172ff5b90cdc96e8a3a72f366164262739ed7788650e3c65f76854025","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d9e1e4172ff5b90cdc96e8a3a72f366164262739ed7788650e3c65f76854025","first_computed_at":"2026-07-05T00:51:48.069579Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:51:48.069579Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dCE6bedCPFSCzCaNUIi74h222BM3lTnUZosONbvfPh8T+Q5lqNdW2F2aKcuyza9fkCpiPKri23acIW/jz7nCCw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:51:48.069998Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.14123","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d006c8364ad0dd887789818fb99664e7b91b40400479c14f9285075b1eb9921","sha256:b7440b8506941f7f50bd16ebce7034eaf51470fa3759f9da757ed3754ff0a302"],"state_sha256":"49f927daf6ec94ed54a8fdf427e2fe377eeebb2826978b270e338e04d731bb4c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cBZLYtYODH9r8yKwNJ6i/difUit93mxvYGOQj4tRKlIwVxWsBfDAqmNsaGcyuOpgFSD9TNcrwVNn8dKebYagDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T06:54:51.335071Z","bundle_sha256":"2ea117ef11704b35e6bbe869dcbf477882f0afa633cf08ae59269eaca5f1dcc9"}}