{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:QMM2SCSYEYIZOUGI6UAEGHWJ6G","short_pith_number":"pith:QMM2SCSY","canonical_record":{"source":{"id":"1209.0997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2012-09-05T14:41:57Z","cross_cats_sorted":[],"title_canon_sha256":"3d5198a1335d737112df727cbc322697f32f64265242b403b135fdfa2529e6cd","abstract_canon_sha256":"a79de4d9d9d2c7a5b47a4dce64581cc933000256265770253ca12583affa8306"},"schema_version":"1.0"},"canonical_sha256":"8319a90a5826119750c8f500431ec9f19595dac778208084fc8a7cc3f6a44e18","source":{"kind":"arxiv","id":"1209.0997","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0997","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0997v1","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0997","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"pith_short_12","alias_value":"QMM2SCSYEYIZ","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QMM2SCSYEYIZOUGI","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QMM2SCSY","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:QMM2SCSYEYIZOUGI6UAEGHWJ6G","target":"record","payload":{"canonical_record":{"source":{"id":"1209.0997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2012-09-05T14:41:57Z","cross_cats_sorted":[],"title_canon_sha256":"3d5198a1335d737112df727cbc322697f32f64265242b403b135fdfa2529e6cd","abstract_canon_sha256":"a79de4d9d9d2c7a5b47a4dce64581cc933000256265770253ca12583affa8306"},"schema_version":"1.0"},"canonical_sha256":"8319a90a5826119750c8f500431ec9f19595dac778208084fc8a7cc3f6a44e18","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:46:15.701108Z","signature_b64":"ulSryrZ0dwnxIYH5b243c9H5Ox5FRN8ewhhdYPq/ATNOTuEbufuU77K7kjZ13YmpNmS3VvPnSPV571GIKbsMAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8319a90a5826119750c8f500431ec9f19595dac778208084fc8a7cc3f6a44e18","last_reissued_at":"2026-05-18T03:46:15.700598Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:46:15.700598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.0997","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":"2026-05-18T03:46:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SNeMu5fua7eW2q+n+A41r+YRmMIJan87qMU9EFy0ryhIxmmMZV/6Fo0oQrrmEcgjmLOy1EZBctYCZZYGf3edCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:10:04.050228Z"},"content_sha256":"15ab88514ad3bba741ac2c7049545c891a1f5b86612078e6e191c12dcaa68de5","schema_version":"1.0","event_id":"sha256:15ab88514ad3bba741ac2c7049545c891a1f5b86612078e6e191c12dcaa68de5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:QMM2SCSYEYIZOUGI6UAEGHWJ6G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct computation of diagnoses for ontology debugging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Gerhard Friedrich, Kostyantyn Shchekotykhin, Patrick Rodler, Philipp Fleiss","submitted_at":"2012-09-05T14:41:57Z","abstract_excerpt":"Modern ontology debugging methods allow efficient identification and localization of faulty axioms defined by a user while developing an ontology. The ontology development process in this case is characterized by rather frequent and regular calls to a reasoner resulting in an early user awareness of modeling errors. In such a scenario an ontology usually includes only a small number of conflict sets, i.e. sets of axioms preserving the faults. This property allows efficient use of standard model-based diagnosis techniques based on the application of hitting set algorithms to a number of given c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0997","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":"2026-05-18T03:46:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4TuUUZX01vyo1z/cJrInFV0RIBWDhytQGsHDukcIStcfkLHFcUrFU4ZjBgSHGrxI3WqE/WW8aNiDcCvmlFLUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:10:04.050928Z"},"content_sha256":"414f30977ebeeb16eb76ff64cbfce6888cfb0238425e7e8db40cfa732fda54f4","schema_version":"1.0","event_id":"sha256:414f30977ebeeb16eb76ff64cbfce6888cfb0238425e7e8db40cfa732fda54f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/bundle.json","state_url":"https://pith.science/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/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":"2026-06-11T21:10:04Z","links":{"resolver":"https://pith.science/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G","bundle":"https://pith.science/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/bundle.json","state":"https://pith.science/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QMM2SCSYEYIZOUGI6UAEGHWJ6G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:QMM2SCSYEYIZOUGI6UAEGHWJ6G","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":"a79de4d9d9d2c7a5b47a4dce64581cc933000256265770253ca12583affa8306","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2012-09-05T14:41:57Z","title_canon_sha256":"3d5198a1335d737112df727cbc322697f32f64265242b403b135fdfa2529e6cd"},"schema_version":"1.0","source":{"id":"1209.0997","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0997","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0997v1","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0997","created_at":"2026-05-18T03:46:15Z"},{"alias_kind":"pith_short_12","alias_value":"QMM2SCSYEYIZ","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QMM2SCSYEYIZOUGI","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QMM2SCSY","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:414f30977ebeeb16eb76ff64cbfce6888cfb0238425e7e8db40cfa732fda54f4","target":"graph","created_at":"2026-05-18T03:46:15Z","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":"Modern ontology debugging methods allow efficient identification and localization of faulty axioms defined by a user while developing an ontology. The ontology development process in this case is characterized by rather frequent and regular calls to a reasoner resulting in an early user awareness of modeling errors. In such a scenario an ontology usually includes only a small number of conflict sets, i.e. sets of axioms preserving the faults. This property allows efficient use of standard model-based diagnosis techniques based on the application of hitting set algorithms to a number of given c","authors_text":"Gerhard Friedrich, Kostyantyn Shchekotykhin, Patrick Rodler, Philipp Fleiss","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2012-09-05T14:41:57Z","title":"Direct computation of diagnoses for ontology debugging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0997","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":"sha256:15ab88514ad3bba741ac2c7049545c891a1f5b86612078e6e191c12dcaa68de5","target":"record","created_at":"2026-05-18T03:46:15Z","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":"a79de4d9d9d2c7a5b47a4dce64581cc933000256265770253ca12583affa8306","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2012-09-05T14:41:57Z","title_canon_sha256":"3d5198a1335d737112df727cbc322697f32f64265242b403b135fdfa2529e6cd"},"schema_version":"1.0","source":{"id":"1209.0997","kind":"arxiv","version":1}},"canonical_sha256":"8319a90a5826119750c8f500431ec9f19595dac778208084fc8a7cc3f6a44e18","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8319a90a5826119750c8f500431ec9f19595dac778208084fc8a7cc3f6a44e18","first_computed_at":"2026-05-18T03:46:15.700598Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:46:15.700598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ulSryrZ0dwnxIYH5b243c9H5Ox5FRN8ewhhdYPq/ATNOTuEbufuU77K7kjZ13YmpNmS3VvPnSPV571GIKbsMAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:46:15.701108Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.0997","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15ab88514ad3bba741ac2c7049545c891a1f5b86612078e6e191c12dcaa68de5","sha256:414f30977ebeeb16eb76ff64cbfce6888cfb0238425e7e8db40cfa732fda54f4"],"state_sha256":"15ad35a6cca865a8fcebeb110b52c0c02a431be699f442073a2c23335460f617"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VPoDSSH9wcYM1VhDy33dDs0JctI3/5Tepca21AfP1k3vRmZrA0CJTXU5vRjIyQzT7SIJo1SCQPv8Vyg6ZHFCCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T21:10:04.054712Z","bundle_sha256":"35ad35f5ba70023fd7d3b50b2ce9987669312d1bfa4dbc1920f01c01ac6e6634"}}