{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:HK2HKMUDXTMCKNHWBAMMOWHU2R","short_pith_number":"pith:HK2HKMUD","canonical_record":{"source":{"id":"1908.03171","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2019-08-08T17:02:37Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"9a5cca443d7cce6e43857ca51506eee5e6eb018a86ea3e8ad0d34c50e2d76432","abstract_canon_sha256":"c075d1263dec76faacd9e196afd8afb7ee2917a5d5883a61df8449dfd16fa438"},"schema_version":"1.0"},"canonical_sha256":"3ab4753283bcd82534f60818c758f4d461e5d0d074ce79ebd22e15af29f956fd","source":{"kind":"arxiv","id":"1908.03171","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.03171","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"arxiv_version","alias_value":"1908.03171v2","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03171","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_12","alias_value":"HK2HKMUDXTMC","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_16","alias_value":"HK2HKMUDXTMCKNHW","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_8","alias_value":"HK2HKMUD","created_at":"2026-07-05T06:15:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:HK2HKMUDXTMCKNHWBAMMOWHU2R","target":"record","payload":{"canonical_record":{"source":{"id":"1908.03171","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2019-08-08T17:02:37Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"9a5cca443d7cce6e43857ca51506eee5e6eb018a86ea3e8ad0d34c50e2d76432","abstract_canon_sha256":"c075d1263dec76faacd9e196afd8afb7ee2917a5d5883a61df8449dfd16fa438"},"schema_version":"1.0"},"canonical_sha256":"3ab4753283bcd82534f60818c758f4d461e5d0d074ce79ebd22e15af29f956fd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:15:40.531493Z","signature_b64":"HCghmwtwppzmrLviRMuOMAwKOsonWR24d2eWp169/8euM1F8/Nt1cgsNTWNEShI6sDID3pPyZprwn2e4rnXbCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ab4753283bcd82534f60818c758f4d461e5d0d074ce79ebd22e15af29f956fd","last_reissued_at":"2026-07-05T06:15:40.531108Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:15:40.531108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.03171","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:15:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mBmC0wOwuyVkQ0C3IIbp+fxftQ2RRDzDvk5/Ac+uUwCrSIGVwNYoXXDMuKIrqNEwGbTH2FPvk2KgDW+aVcWsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T12:04:56.581722Z"},"content_sha256":"07681833aaf4a0da3474200f2c6201fbb621a266522e841c56e5def6c380d3fb","schema_version":"1.0","event_id":"sha256:07681833aaf4a0da3474200f2c6201fbb621a266522e841c56e5def6c380d3fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:HK2HKMUDXTMCKNHWBAMMOWHU2R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Completing and Debugging Ontologies: state of the art and challenges","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LO"],"primary_cat":"cs.AI","authors_text":"Patrick Lambrix","submitted_at":"2019-08-08T17:02:37Z","abstract_excerpt":"As semantically-enabled applications require high-quality ontologies, developing and maintaining ontologies that are as correct and complete as possible is an important although difficult task in ontology engineering. A key step is ontology debugging and completion. In general, there are two steps: detecting defects and repairing defects. In this paper we discuss the state of the art regarding the repairing step. We do this by formalizing the repairing step as an abduction problem and situating the state of the art with respect to this framework. We show that there are still many open research"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03171","kind":"arxiv","version":2},"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/1908.03171/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":"2026-07-05T06:15:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G8SmK7D3PJrH+skusz3KNvxhTJVM3Cn2nbcpOHY1VZ88A75Tts4Cgvnm7/uh3vVDBTrSp1XYS5uh7QTaaANSDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T12:04:56.582229Z"},"content_sha256":"81177e35dbb5e90d5429a64998796184f921f588efa5e9e1155c72ac92876a8a","schema_version":"1.0","event_id":"sha256:81177e35dbb5e90d5429a64998796184f921f588efa5e9e1155c72ac92876a8a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/bundle.json","state_url":"https://pith.science/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/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":"2026-08-16T12:04:56Z","links":{"resolver":"https://pith.science/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R","bundle":"https://pith.science/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/bundle.json","state":"https://pith.science/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HK2HKMUDXTMCKNHWBAMMOWHU2R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:HK2HKMUDXTMCKNHWBAMMOWHU2R","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":"c075d1263dec76faacd9e196afd8afb7ee2917a5d5883a61df8449dfd16fa438","cross_cats_sorted":["cs.LO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2019-08-08T17:02:37Z","title_canon_sha256":"9a5cca443d7cce6e43857ca51506eee5e6eb018a86ea3e8ad0d34c50e2d76432"},"schema_version":"1.0","source":{"id":"1908.03171","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.03171","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"arxiv_version","alias_value":"1908.03171v2","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03171","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_12","alias_value":"HK2HKMUDXTMC","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_16","alias_value":"HK2HKMUDXTMCKNHW","created_at":"2026-07-05T06:15:40Z"},{"alias_kind":"pith_short_8","alias_value":"HK2HKMUD","created_at":"2026-07-05T06:15:40Z"}],"graph_snapshots":[{"event_id":"sha256:81177e35dbb5e90d5429a64998796184f921f588efa5e9e1155c72ac92876a8a","target":"graph","created_at":"2026-07-05T06:15:40Z","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/1908.03171/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As semantically-enabled applications require high-quality ontologies, developing and maintaining ontologies that are as correct and complete as possible is an important although difficult task in ontology engineering. A key step is ontology debugging and completion. In general, there are two steps: detecting defects and repairing defects. In this paper we discuss the state of the art regarding the repairing step. We do this by formalizing the repairing step as an abduction problem and situating the state of the art with respect to this framework. We show that there are still many open research","authors_text":"Patrick Lambrix","cross_cats":["cs.LO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2019-08-08T17:02:37Z","title":"Completing and Debugging Ontologies: state of the art and challenges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03171","kind":"arxiv","version":2},"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":"sha256:07681833aaf4a0da3474200f2c6201fbb621a266522e841c56e5def6c380d3fb","target":"record","created_at":"2026-07-05T06:15:40Z","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":"c075d1263dec76faacd9e196afd8afb7ee2917a5d5883a61df8449dfd16fa438","cross_cats_sorted":["cs.LO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2019-08-08T17:02:37Z","title_canon_sha256":"9a5cca443d7cce6e43857ca51506eee5e6eb018a86ea3e8ad0d34c50e2d76432"},"schema_version":"1.0","source":{"id":"1908.03171","kind":"arxiv","version":2}},"canonical_sha256":"3ab4753283bcd82534f60818c758f4d461e5d0d074ce79ebd22e15af29f956fd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ab4753283bcd82534f60818c758f4d461e5d0d074ce79ebd22e15af29f956fd","first_computed_at":"2026-07-05T06:15:40.531108Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:15:40.531108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HCghmwtwppzmrLviRMuOMAwKOsonWR24d2eWp169/8euM1F8/Nt1cgsNTWNEShI6sDID3pPyZprwn2e4rnXbCA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:15:40.531493Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.03171","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07681833aaf4a0da3474200f2c6201fbb621a266522e841c56e5def6c380d3fb","sha256:81177e35dbb5e90d5429a64998796184f921f588efa5e9e1155c72ac92876a8a"],"state_sha256":"6fc4f311bf271a2cb977cc913d60911d0cc4604246180529076af4d31c16ea64"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"30qprjqZsKnt2IhUoLlaK7gtG6eZtYss3oGnq7vDx45ejNXEf6+svcb+Z6vOfA5tJ0aR7DqVpL4zgjj/z8ZhBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T12:04:56.586749Z","bundle_sha256":"1048af1659f28109fbbc52c1db552dc6b230c3ac7238e174f7337a49be35f3fb"}}