{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:Y7Z7YO3BEOZ3T6M2YNKKSGLL7G","short_pith_number":"pith:Y7Z7YO3B","canonical_record":{"source":{"id":"1009.4988","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2010-09-25T07:33:44Z","cross_cats_sorted":[],"title_canon_sha256":"fd2e73101057f5973102eb003da19c21cb440a7cb3d419637fd7f3e09c220efb","abstract_canon_sha256":"961917161e147e280382fd7b36221de6e25d28ce1a9c1ac41ea13db9b59a1770"},"schema_version":"1.0"},"canonical_sha256":"c7f3fc3b6123b3b9f99ac354a9196bf988842b27239ee4c4b3ab7601af49d40f","source":{"kind":"arxiv","id":"1009.4988","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.4988","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"arxiv_version","alias_value":"1009.4988v1","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.4988","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"pith_short_12","alias_value":"Y7Z7YO3BEOZ3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"Y7Z7YO3BEOZ3T6M2","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"Y7Z7YO3B","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:Y7Z7YO3BEOZ3T6M2YNKKSGLL7G","target":"record","payload":{"canonical_record":{"source":{"id":"1009.4988","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2010-09-25T07:33:44Z","cross_cats_sorted":[],"title_canon_sha256":"fd2e73101057f5973102eb003da19c21cb440a7cb3d419637fd7f3e09c220efb","abstract_canon_sha256":"961917161e147e280382fd7b36221de6e25d28ce1a9c1ac41ea13db9b59a1770"},"schema_version":"1.0"},"canonical_sha256":"c7f3fc3b6123b3b9f99ac354a9196bf988842b27239ee4c4b3ab7601af49d40f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:40:19.515429Z","signature_b64":"IKKZHiHm/r5W3K9x9e59gRON55AVbwzxLLfSEsjY2dBH+ewLaaqyZ2NKpgqgEdZ0cceHeE3udr/M24w8PYPmDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c7f3fc3b6123b3b9f99ac354a9196bf988842b27239ee4c4b3ab7601af49d40f","last_reissued_at":"2026-05-18T04:40:19.514694Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:40:19.514694Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.4988","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":"2026-05-18T04:40:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jqvi8QydEUX0gJ8s/0qI0HVGUWEMpejvw52V/5B8OyebMa5chnJVp6a1HeRWH4XQCqvhFofnr7CpVooJLOA3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T12:41:06.657250Z"},"content_sha256":"0e5ef69c92f8ae65cd842052289011e93bf3ae51891527dd12f864362d562e2d","schema_version":"1.0","event_id":"sha256:0e5ef69c92f8ae65cd842052289011e93bf3ae51891527dd12f864362d562e2d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:Y7Z7YO3BEOZ3T6M2YNKKSGLL7G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"REx: An Efficient Rule Generator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NE","authors_text":"S. M. Kamruzzaman","submitted_at":"2010-09-25T07:33:44Z","abstract_excerpt":"This paper describes an efficient algorithm REx for generating symbolic rules from artificial neural network (ANN). Classification rules are sought in many areas from automatic knowledge acquisition to data mining and ANN rule extraction. This is because classification rules possess some attractive features. They are explicit, understandable and verifiable by domain experts, and can be modified, extended and passed on as modular knowledge. REx exploits the first order information in the data and finds shortest sufficient conditions for a rule of a class that can differentiate it from patterns "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.4988","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":"2026-05-18T04:40:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G5T+2cFc//2Jc5Yb5cHT6sc+mk5ebvJ2bTQFP+IYVSFVQ27sDK8j6UxG3A58s6bnW7s3wKF7v6kYxCFyi1rIBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T12:41:06.657610Z"},"content_sha256":"836add24d4cad7fdc17b0702409736e918511c59b18ce5941cd932547d265a2f","schema_version":"1.0","event_id":"sha256:836add24d4cad7fdc17b0702409736e918511c59b18ce5941cd932547d265a2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/bundle.json","state_url":"https://pith.science/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/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":"2026-06-08T12:41:06Z","links":{"resolver":"https://pith.science/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G","bundle":"https://pith.science/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/bundle.json","state":"https://pith.science/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y7Z7YO3BEOZ3T6M2YNKKSGLL7G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:Y7Z7YO3BEOZ3T6M2YNKKSGLL7G","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":"961917161e147e280382fd7b36221de6e25d28ce1a9c1ac41ea13db9b59a1770","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2010-09-25T07:33:44Z","title_canon_sha256":"fd2e73101057f5973102eb003da19c21cb440a7cb3d419637fd7f3e09c220efb"},"schema_version":"1.0","source":{"id":"1009.4988","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.4988","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"arxiv_version","alias_value":"1009.4988v1","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.4988","created_at":"2026-05-18T04:40:19Z"},{"alias_kind":"pith_short_12","alias_value":"Y7Z7YO3BEOZ3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"Y7Z7YO3BEOZ3T6M2","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"Y7Z7YO3B","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:836add24d4cad7fdc17b0702409736e918511c59b18ce5941cd932547d265a2f","target":"graph","created_at":"2026-05-18T04:40:19Z","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 describes an efficient algorithm REx for generating symbolic rules from artificial neural network (ANN). Classification rules are sought in many areas from automatic knowledge acquisition to data mining and ANN rule extraction. This is because classification rules possess some attractive features. They are explicit, understandable and verifiable by domain experts, and can be modified, extended and passed on as modular knowledge. REx exploits the first order information in the data and finds shortest sufficient conditions for a rule of a class that can differentiate it from patterns ","authors_text":"S. M. Kamruzzaman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2010-09-25T07:33:44Z","title":"REx: An Efficient Rule Generator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.4988","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":"sha256:0e5ef69c92f8ae65cd842052289011e93bf3ae51891527dd12f864362d562e2d","target":"record","created_at":"2026-05-18T04:40:19Z","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":"961917161e147e280382fd7b36221de6e25d28ce1a9c1ac41ea13db9b59a1770","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2010-09-25T07:33:44Z","title_canon_sha256":"fd2e73101057f5973102eb003da19c21cb440a7cb3d419637fd7f3e09c220efb"},"schema_version":"1.0","source":{"id":"1009.4988","kind":"arxiv","version":1}},"canonical_sha256":"c7f3fc3b6123b3b9f99ac354a9196bf988842b27239ee4c4b3ab7601af49d40f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7f3fc3b6123b3b9f99ac354a9196bf988842b27239ee4c4b3ab7601af49d40f","first_computed_at":"2026-05-18T04:40:19.514694Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:40:19.514694Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IKKZHiHm/r5W3K9x9e59gRON55AVbwzxLLfSEsjY2dBH+ewLaaqyZ2NKpgqgEdZ0cceHeE3udr/M24w8PYPmDw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:40:19.515429Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.4988","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e5ef69c92f8ae65cd842052289011e93bf3ae51891527dd12f864362d562e2d","sha256:836add24d4cad7fdc17b0702409736e918511c59b18ce5941cd932547d265a2f"],"state_sha256":"656fa89cf9ead274ddfe70a1202898dc3bbbe0b0db9e5352c2005c4f188fef7e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wxd1i2845Buvv+UzMohumu6YKjhRqkSpfXMWT7yK8T795HVrXW/ISlK0kc+b756MCjbn1eGWFdlzlEHrQ7D8BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T12:41:06.659487Z","bundle_sha256":"107561e38a49b709fbed468bc26dc5f91b4aa7162a44a9b132de9cea1e3cef1f"}}