{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:CHSPALTPORRMYTNQLKX3NHDALV","short_pith_number":"pith:CHSPALTP","canonical_record":{"source":{"id":"1901.07388","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DB","submitted_at":"2019-01-18T13:34:26Z","cross_cats_sorted":[],"title_canon_sha256":"765cc62ce1ed5dbc6bc560b3e4cf57287b9753d9b121e5cdd571a2db2699b3f0","abstract_canon_sha256":"24a0989c8ba3fd453d1b401493a5d3d6a2ce2598cddade58ecc97e86d42d0be7"},"schema_version":"1.0"},"canonical_sha256":"11e4f02e6f7462cc4db05aafb69c605d6a8ac3b7492000cff9978bd46a9a312d","source":{"kind":"arxiv","id":"1901.07388","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07388","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07388v1","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07388","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"pith_short_12","alias_value":"CHSPALTPORRM","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"CHSPALTPORRMYTNQ","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"CHSPALTP","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:CHSPALTPORRMYTNQLKX3NHDALV","target":"record","payload":{"canonical_record":{"source":{"id":"1901.07388","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DB","submitted_at":"2019-01-18T13:34:26Z","cross_cats_sorted":[],"title_canon_sha256":"765cc62ce1ed5dbc6bc560b3e4cf57287b9753d9b121e5cdd571a2db2699b3f0","abstract_canon_sha256":"24a0989c8ba3fd453d1b401493a5d3d6a2ce2598cddade58ecc97e86d42d0be7"},"schema_version":"1.0"},"canonical_sha256":"11e4f02e6f7462cc4db05aafb69c605d6a8ac3b7492000cff9978bd46a9a312d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:47.116508Z","signature_b64":"hJaJRcU82uW/vnuM28icvHH3WvIvbnygcdwXesN9h6E0Ci63/lGIKytxugZpuyfk8P4WinfxoG2sfrPLRvHXCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11e4f02e6f7462cc4db05aafb69c605d6a8ac3b7492000cff9978bd46a9a312d","last_reissued_at":"2026-05-17T23:55:47.115896Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:47.115896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.07388","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":"2026-05-17T23:55:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cwgOMhIIYwJTsnMu8ibfxbOom1VL8IWhnAGYjTDPiwLB4AWeugsfQyqy+iUensd7mHnf8eRUorhkkX8VVVbQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T13:35:26.383625Z"},"content_sha256":"2a3f85ab7a144478af475fb396460c2016106ce5b7459297a7b164cd8a8b73e9","schema_version":"1.0","event_id":"sha256:2a3f85ab7a144478af475fb396460c2016106ce5b7459297a7b164cd8a8b73e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:CHSPALTPORRMYTNQLKX3NHDALV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improving the data quality in the research information systems","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Mohammad Abuosba, Otmane Azeroual","submitted_at":"2019-01-18T13:34:26Z","abstract_excerpt":"In order to introduce an integrated research information system, this will provide scientific institutions with the necessary information on research activities and research results in assured quality. Since data collection, duplication, missing values, incorrect formatting, inconsistencies, etc. can arise in the collection of research data in different research information systems, which can have a wide range of negative effects on data quality, the subject of data quality should be treated with better results. This paper examines the data quality problems in research information systems and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07388","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":"2026-05-17T23:55:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CCe8RnPJAmXirxj9O33RlzJI+jVNHCxMebUzeras1OrbzrPq2VCtDetTR9bolED5tq0DVT+zh5Sk9uY6yOKdAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T13:35:26.383979Z"},"content_sha256":"f67cd7c01c0fbb9a94cf4372e48839be0bf52359835661527104de7512e18789","schema_version":"1.0","event_id":"sha256:f67cd7c01c0fbb9a94cf4372e48839be0bf52359835661527104de7512e18789"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CHSPALTPORRMYTNQLKX3NHDALV/bundle.json","state_url":"https://pith.science/pith/CHSPALTPORRMYTNQLKX3NHDALV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CHSPALTPORRMYTNQLKX3NHDALV/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":"2026-07-01T13:35:26Z","links":{"resolver":"https://pith.science/pith/CHSPALTPORRMYTNQLKX3NHDALV","bundle":"https://pith.science/pith/CHSPALTPORRMYTNQLKX3NHDALV/bundle.json","state":"https://pith.science/pith/CHSPALTPORRMYTNQLKX3NHDALV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CHSPALTPORRMYTNQLKX3NHDALV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:CHSPALTPORRMYTNQLKX3NHDALV","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":"24a0989c8ba3fd453d1b401493a5d3d6a2ce2598cddade58ecc97e86d42d0be7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DB","submitted_at":"2019-01-18T13:34:26Z","title_canon_sha256":"765cc62ce1ed5dbc6bc560b3e4cf57287b9753d9b121e5cdd571a2db2699b3f0"},"schema_version":"1.0","source":{"id":"1901.07388","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07388","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07388v1","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07388","created_at":"2026-05-17T23:55:47Z"},{"alias_kind":"pith_short_12","alias_value":"CHSPALTPORRM","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"CHSPALTPORRMYTNQ","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"CHSPALTP","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:f67cd7c01c0fbb9a94cf4372e48839be0bf52359835661527104de7512e18789","target":"graph","created_at":"2026-05-17T23:55:47Z","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":"In order to introduce an integrated research information system, this will provide scientific institutions with the necessary information on research activities and research results in assured quality. Since data collection, duplication, missing values, incorrect formatting, inconsistencies, etc. can arise in the collection of research data in different research information systems, which can have a wide range of negative effects on data quality, the subject of data quality should be treated with better results. This paper examines the data quality problems in research information systems and ","authors_text":"Mohammad Abuosba, Otmane Azeroual","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DB","submitted_at":"2019-01-18T13:34:26Z","title":"Improving the data quality in the research information systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07388","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":"sha256:2a3f85ab7a144478af475fb396460c2016106ce5b7459297a7b164cd8a8b73e9","target":"record","created_at":"2026-05-17T23:55:47Z","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":"24a0989c8ba3fd453d1b401493a5d3d6a2ce2598cddade58ecc97e86d42d0be7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DB","submitted_at":"2019-01-18T13:34:26Z","title_canon_sha256":"765cc62ce1ed5dbc6bc560b3e4cf57287b9753d9b121e5cdd571a2db2699b3f0"},"schema_version":"1.0","source":{"id":"1901.07388","kind":"arxiv","version":1}},"canonical_sha256":"11e4f02e6f7462cc4db05aafb69c605d6a8ac3b7492000cff9978bd46a9a312d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11e4f02e6f7462cc4db05aafb69c605d6a8ac3b7492000cff9978bd46a9a312d","first_computed_at":"2026-05-17T23:55:47.115896Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:47.115896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hJaJRcU82uW/vnuM28icvHH3WvIvbnygcdwXesN9h6E0Ci63/lGIKytxugZpuyfk8P4WinfxoG2sfrPLRvHXCw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:47.116508Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.07388","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a3f85ab7a144478af475fb396460c2016106ce5b7459297a7b164cd8a8b73e9","sha256:f67cd7c01c0fbb9a94cf4372e48839be0bf52359835661527104de7512e18789"],"state_sha256":"a0bd4d8253ada683b682d7e6663a456f22df04c93694c5c891b38fb9b0f381d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5nQfrZ+75zQQ6KU02AoCx41Pq/ZVkNHUH0erl7A2+gh3jIVltyFZfreBiRlcNo84OHeHVIg6HZzBOe7/Rw4CAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T13:35:26.386440Z","bundle_sha256":"6fd459298bb74268ec87805454c5f1c6bea8d2bec9afdf3768c9e62a1e70f2c0"}}