{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:2YWXNOQSONB3IDK47TRPAVT2OR","short_pith_number":"pith:2YWXNOQS","canonical_record":{"source":{"id":"1612.07586","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-22T13:07:20Z","cross_cats_sorted":["cs.PL","cs.SE"],"title_canon_sha256":"8171cf1683d05e97f4a4a646b2b9fd5ca94f4b05d98d9c0fd106c50c84d8c207","abstract_canon_sha256":"7fc6221aeda59eddc862f9717aef97ab049700102ca1941f2360aab62c0721b1"},"schema_version":"1.0"},"canonical_sha256":"d62d76ba127343b40d5cfce2f0567a7451df8099a1469bb27ed51414a7dbd55e","source":{"kind":"arxiv","id":"1612.07586","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07586","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07586v1","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07586","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"pith_short_12","alias_value":"2YWXNOQSONB3","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2YWXNOQSONB3IDK4","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2YWXNOQS","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:2YWXNOQSONB3IDK47TRPAVT2OR","target":"record","payload":{"canonical_record":{"source":{"id":"1612.07586","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-22T13:07:20Z","cross_cats_sorted":["cs.PL","cs.SE"],"title_canon_sha256":"8171cf1683d05e97f4a4a646b2b9fd5ca94f4b05d98d9c0fd106c50c84d8c207","abstract_canon_sha256":"7fc6221aeda59eddc862f9717aef97ab049700102ca1941f2360aab62c0721b1"},"schema_version":"1.0"},"canonical_sha256":"d62d76ba127343b40d5cfce2f0567a7451df8099a1469bb27ed51414a7dbd55e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:09.697814Z","signature_b64":"MLuXFaLbFrCzkp/n/knhs1UDLg+XPUxquwhElYvk28flmnP6k9mE43RwAKj2HoG8Anq3iOSSLISrhfMe1Q7yBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d62d76ba127343b40d5cfce2f0567a7451df8099a1469bb27ed51414a7dbd55e","last_reissued_at":"2026-05-18T00:54:09.697060Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:09.697060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.07586","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":"2026-05-18T00:54:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eVJka0+EldHvnpnR+91T1vFg9Ez6j16SN6eGeoVC2KOfiXv/hcI+PAmH2kvlu8oGLOgYnSAabiiyP/pCtbcyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T00:05:23.578293Z"},"content_sha256":"dbd605e70eaf088cb08cc73e3488cc99005a6aa5341009a6431cc56d89ed6492","schema_version":"1.0","event_id":"sha256:dbd605e70eaf088cb08cc73e3488cc99005a6aa5341009a6431cc56d89ed6492"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:2YWXNOQSONB3IDK47TRPAVT2OR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DroidGen: Constraint-based and Data-Driven Policy Generation for Android","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.PL","cs.SE"],"primary_cat":"cs.CR","authors_text":"David Aspinall, Mohamed Nassim Seghir","submitted_at":"2016-12-22T13:07:20Z","abstract_excerpt":"We present DroidGen a tool for automatic anti-malware policy inference. DroidGen employs a data-driven approach: it uses a training set of malware and benign applications and makes call to a constraint solver to generate a policy under which a maximum of malware is excluded and a maximum of benign applications is allowed. Preliminary results are encouraging. We are able to automatically generate a policy which filters out 91% of the tested Android malware. Moreover, compared to black-box machine learning classifiers, our method has the advantage of generating policies in a declarative readable"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07586","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":""},"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":"2026-05-18T00:54:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O9UDrGgzhhgw9QHaAyekqoYAJ3e8NV4aK0iFxLiHALmVzWU+3WcWNo+VmSbQ+yEiuSsYoy/1LQURIFTL3qoLDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T00:05:23.578646Z"},"content_sha256":"c3e3f6a85d79ca250534b556bf89f4523ede70f3ce3435661a136b07cb1a4b83","schema_version":"1.0","event_id":"sha256:c3e3f6a85d79ca250534b556bf89f4523ede70f3ce3435661a136b07cb1a4b83"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2YWXNOQSONB3IDK47TRPAVT2OR/bundle.json","state_url":"https://pith.science/pith/2YWXNOQSONB3IDK47TRPAVT2OR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2YWXNOQSONB3IDK47TRPAVT2OR/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":"2026-06-27T00:05:23Z","links":{"resolver":"https://pith.science/pith/2YWXNOQSONB3IDK47TRPAVT2OR","bundle":"https://pith.science/pith/2YWXNOQSONB3IDK47TRPAVT2OR/bundle.json","state":"https://pith.science/pith/2YWXNOQSONB3IDK47TRPAVT2OR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2YWXNOQSONB3IDK47TRPAVT2OR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:2YWXNOQSONB3IDK47TRPAVT2OR","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":"7fc6221aeda59eddc862f9717aef97ab049700102ca1941f2360aab62c0721b1","cross_cats_sorted":["cs.PL","cs.SE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-22T13:07:20Z","title_canon_sha256":"8171cf1683d05e97f4a4a646b2b9fd5ca94f4b05d98d9c0fd106c50c84d8c207"},"schema_version":"1.0","source":{"id":"1612.07586","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07586","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07586v1","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07586","created_at":"2026-05-18T00:54:09Z"},{"alias_kind":"pith_short_12","alias_value":"2YWXNOQSONB3","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2YWXNOQSONB3IDK4","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2YWXNOQS","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:c3e3f6a85d79ca250534b556bf89f4523ede70f3ce3435661a136b07cb1a4b83","target":"graph","created_at":"2026-05-18T00:54:09Z","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":"We present DroidGen a tool for automatic anti-malware policy inference. DroidGen employs a data-driven approach: it uses a training set of malware and benign applications and makes call to a constraint solver to generate a policy under which a maximum of malware is excluded and a maximum of benign applications is allowed. Preliminary results are encouraging. We are able to automatically generate a policy which filters out 91% of the tested Android malware. Moreover, compared to black-box machine learning classifiers, our method has the advantage of generating policies in a declarative readable","authors_text":"David Aspinall, Mohamed Nassim Seghir","cross_cats":["cs.PL","cs.SE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-22T13:07:20Z","title":"DroidGen: Constraint-based and Data-Driven Policy Generation for Android"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07586","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:dbd605e70eaf088cb08cc73e3488cc99005a6aa5341009a6431cc56d89ed6492","target":"record","created_at":"2026-05-18T00:54:09Z","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":"7fc6221aeda59eddc862f9717aef97ab049700102ca1941f2360aab62c0721b1","cross_cats_sorted":["cs.PL","cs.SE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-22T13:07:20Z","title_canon_sha256":"8171cf1683d05e97f4a4a646b2b9fd5ca94f4b05d98d9c0fd106c50c84d8c207"},"schema_version":"1.0","source":{"id":"1612.07586","kind":"arxiv","version":1}},"canonical_sha256":"d62d76ba127343b40d5cfce2f0567a7451df8099a1469bb27ed51414a7dbd55e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d62d76ba127343b40d5cfce2f0567a7451df8099a1469bb27ed51414a7dbd55e","first_computed_at":"2026-05-18T00:54:09.697060Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:09.697060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MLuXFaLbFrCzkp/n/knhs1UDLg+XPUxquwhElYvk28flmnP6k9mE43RwAKj2HoG8Anq3iOSSLISrhfMe1Q7yBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:09.697814Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.07586","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbd605e70eaf088cb08cc73e3488cc99005a6aa5341009a6431cc56d89ed6492","sha256:c3e3f6a85d79ca250534b556bf89f4523ede70f3ce3435661a136b07cb1a4b83"],"state_sha256":"122ab562badb373d43e05d2906153e50bf2e1709da70fa5e1a598902042922e5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Th7f2xy83N8XohW/rfwrbvQ0NNzqyLFLiAZ4LMBKwLO5QiZaCDMQf3dM5tpoXLvrAaVrOTwcF6odaMCYfPKtAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T00:05:23.580479Z","bundle_sha256":"e06ec51df2d75f85aba23a098aa60d41b68cd31e084602789a59b56b7e0db69d"}}