{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:FQ7UUX5DRLGPMN7OI2RBSKATM6","short_pith_number":"pith:FQ7UUX5D","canonical_record":{"source":{"id":"2108.12075","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2021-08-27T01:00:45Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"a576132480c9f56577a16c70c51c653adfb82a9ce668ce8837dd95bf27f39a73","abstract_canon_sha256":"ea3195b16ec124c222e0599d8a757de4c92d9455b448d5570490aa131191b7c5"},"schema_version":"1.0"},"canonical_sha256":"2c3f4a5fa38accf637ee46a219281367ab8f51997e0aad42340650fe2213bdc3","source":{"kind":"arxiv","id":"2108.12075","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.12075","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"2108.12075v1","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.12075","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"FQ7UUX5DRLGP","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_16","alias_value":"FQ7UUX5DRLGPMN7O","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_8","alias_value":"FQ7UUX5D","created_at":"2026-07-05T03:09:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:FQ7UUX5DRLGPMN7OI2RBSKATM6","target":"record","payload":{"canonical_record":{"source":{"id":"2108.12075","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2021-08-27T01:00:45Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"a576132480c9f56577a16c70c51c653adfb82a9ce668ce8837dd95bf27f39a73","abstract_canon_sha256":"ea3195b16ec124c222e0599d8a757de4c92d9455b448d5570490aa131191b7c5"},"schema_version":"1.0"},"canonical_sha256":"2c3f4a5fa38accf637ee46a219281367ab8f51997e0aad42340650fe2213bdc3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:09:21.536615Z","signature_b64":"Cev+XhvzgSK82iWJTh+Fwvhr5Nc+j32uYKRKi0pgWbkZD/yLGl3V/Hm/ggJWom3f3Z6z55z8/yh718AvM9TfCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c3f4a5fa38accf637ee46a219281367ab8f51997e0aad42340650fe2213bdc3","last_reissued_at":"2026-07-05T03:09:21.536280Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:09:21.536280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2108.12075","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":"2026-07-05T03:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VLa8K+0CsXSvTq4+qagvaZonmhk2UxdHe/hgM69Ta4L+Q0Sye/7GSPTooK3rq7wv3Efy8aIbAsfh8hqxAqsFDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:04:57.282409Z"},"content_sha256":"227b90be930f3c57ef2957c94bb787963f1d78cbc1b7c4eddc2e4769acdf288c","schema_version":"1.0","event_id":"sha256:227b90be930f3c57ef2957c94bb787963f1d78cbc1b7c4eddc2e4769acdf288c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:FQ7UUX5DRLGPMN7OI2RBSKATM6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HyperGI: Automated Detection and Repair of Information Flow Leakage","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.SE","authors_text":"Daniel Blackwell, David Clark, Ibrahim Mesecan, Justyna Petke, Myra B. Cohen","submitted_at":"2021-08-27T01:00:45Z","abstract_excerpt":"Maintaining confidential information control in software is a persistent security problem where failure means secrets can be revealed via program behaviors. Information flow control techniques traditionally have been based on static or symbolic analyses -- limited in scalability and specialized to particular languages. When programs do leak secrets there are no approaches to automatically repair them unless the leak causes a functional test to fail. We present our vision for HyperGI, a genetic improvement framework tha detects, localizes and repairs information leakage. Key elements of HyperGI"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.12075","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/2108.12075/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":"2026-07-05T03:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NTjDdDtG/XQJt7n2gC3VI7pxm2whUui2J+labRIQl4mdXcMDFBuG+MzTMcx95Ag80zGHEZ+1d/WQp2b6Ki8qBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:04:57.283330Z"},"content_sha256":"ff003a9ef935805b430b32c73e07d5395f59231ecad4fabb0b517fe2dddde608","schema_version":"1.0","event_id":"sha256:ff003a9ef935805b430b32c73e07d5395f59231ecad4fabb0b517fe2dddde608"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/bundle.json","state_url":"https://pith.science/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/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":"2026-08-13T09:04:57Z","links":{"resolver":"https://pith.science/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6","bundle":"https://pith.science/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/bundle.json","state":"https://pith.science/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FQ7UUX5DRLGPMN7OI2RBSKATM6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:FQ7UUX5DRLGPMN7OI2RBSKATM6","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":"ea3195b16ec124c222e0599d8a757de4c92d9455b448d5570490aa131191b7c5","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2021-08-27T01:00:45Z","title_canon_sha256":"a576132480c9f56577a16c70c51c653adfb82a9ce668ce8837dd95bf27f39a73"},"schema_version":"1.0","source":{"id":"2108.12075","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.12075","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"2108.12075v1","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.12075","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"FQ7UUX5DRLGP","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_16","alias_value":"FQ7UUX5DRLGPMN7O","created_at":"2026-07-05T03:09:21Z"},{"alias_kind":"pith_short_8","alias_value":"FQ7UUX5D","created_at":"2026-07-05T03:09:21Z"}],"graph_snapshots":[{"event_id":"sha256:ff003a9ef935805b430b32c73e07d5395f59231ecad4fabb0b517fe2dddde608","target":"graph","created_at":"2026-07-05T03:09:21Z","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/2108.12075/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Maintaining confidential information control in software is a persistent security problem where failure means secrets can be revealed via program behaviors. Information flow control techniques traditionally have been based on static or symbolic analyses -- limited in scalability and specialized to particular languages. When programs do leak secrets there are no approaches to automatically repair them unless the leak causes a functional test to fail. We present our vision for HyperGI, a genetic improvement framework tha detects, localizes and repairs information leakage. Key elements of HyperGI","authors_text":"Daniel Blackwell, David Clark, Ibrahim Mesecan, Justyna Petke, Myra B. Cohen","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2021-08-27T01:00:45Z","title":"HyperGI: Automated Detection and Repair of Information Flow Leakage"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.12075","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":"sha256:227b90be930f3c57ef2957c94bb787963f1d78cbc1b7c4eddc2e4769acdf288c","target":"record","created_at":"2026-07-05T03:09:21Z","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":"ea3195b16ec124c222e0599d8a757de4c92d9455b448d5570490aa131191b7c5","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2021-08-27T01:00:45Z","title_canon_sha256":"a576132480c9f56577a16c70c51c653adfb82a9ce668ce8837dd95bf27f39a73"},"schema_version":"1.0","source":{"id":"2108.12075","kind":"arxiv","version":1}},"canonical_sha256":"2c3f4a5fa38accf637ee46a219281367ab8f51997e0aad42340650fe2213bdc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c3f4a5fa38accf637ee46a219281367ab8f51997e0aad42340650fe2213bdc3","first_computed_at":"2026-07-05T03:09:21.536280Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:09:21.536280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Cev+XhvzgSK82iWJTh+Fwvhr5Nc+j32uYKRKi0pgWbkZD/yLGl3V/Hm/ggJWom3f3Z6z55z8/yh718AvM9TfCw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:09:21.536615Z","signed_message":"canonical_sha256_bytes"},"source_id":"2108.12075","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:227b90be930f3c57ef2957c94bb787963f1d78cbc1b7c4eddc2e4769acdf288c","sha256:ff003a9ef935805b430b32c73e07d5395f59231ecad4fabb0b517fe2dddde608"],"state_sha256":"5d8966b0a7e96e1a7c31f308fa485e504dd46752e228f7daba71bdb662cafb8f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K9g3lOd1/E5fy/U7O5gQFXIlRi655mGCPr9pcgWjfY/nUg2VHxca8ywhB+bs5K13kRqww11fr9gQgyPzVO3ZAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T09:04:57.296077Z","bundle_sha256":"db3741a1f4faf7dcd4415f777f3a6b83edbcde51cd9d59781c19d84780e2d5d8"}}