{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:CAEM3UAZECDJN3B7XM6WDSQSVQ","short_pith_number":"pith:CAEM3UAZ","schema_version":"1.0","canonical_sha256":"1008cdd019208696ec3fbb3d61ca12ac07c33727a74c54faf1056f79868d4f18","source":{"kind":"arxiv","id":"1807.02971","version":1},"attestation_state":"computed","paper":{"title":"A Longitudinal Cohort Study on the Retainment of Test-Driven Development","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Burak Thuran, Danilo Caivano, Davide Fucci, Giuseppe Scanniello, Maria Teresa Baldassarre, Natalia Juristo, Simone Romano","submitted_at":"2018-07-09T07:36:43Z","abstract_excerpt":"Background: Test-Driven Development (TDD) is an agile software development practice, which is claimed to boost both external quality of software products and developers' productivity. Aims: We want to study (i) the TDD effects on the external quality of software products as well as the developers' productivity, and (ii) the retainment of TDD over a period of five months. Method: We conducted a (quantitative) longitudinal cohort study with 30 third year undergraduate students in Computer Science at the University of Bari in Italy. Results: The use of TDD has a statistically significant effect n"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1807.02971","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2018-07-09T07:36:43Z","cross_cats_sorted":[],"title_canon_sha256":"d844584eb1a68e92dc658012f2a56131da0a3db628d36e70569ffdfe007990c3","abstract_canon_sha256":"22abe5664cef5eea42da6dc9fa25398b54295246b286a3d74011f9082e8abedd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:13.192862Z","signature_b64":"ustYDPGNNU2o783vq78Iu0wQBasgWMIpvWdv2/JZAfhbqhErQ0iInaGOIukM2cs6z/LLYB23WE3OEVv0YLObCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1008cdd019208696ec3fbb3d61ca12ac07c33727a74c54faf1056f79868d4f18","last_reissued_at":"2026-05-18T00:11:13.192101Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:13.192101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Longitudinal Cohort Study on the Retainment of Test-Driven Development","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Burak Thuran, Danilo Caivano, Davide Fucci, Giuseppe Scanniello, Maria Teresa Baldassarre, Natalia Juristo, Simone Romano","submitted_at":"2018-07-09T07:36:43Z","abstract_excerpt":"Background: Test-Driven Development (TDD) is an agile software development practice, which is claimed to boost both external quality of software products and developers' productivity. Aims: We want to study (i) the TDD effects on the external quality of software products as well as the developers' productivity, and (ii) the retainment of TDD over a period of five months. Method: We conducted a (quantitative) longitudinal cohort study with 30 third year undergraduate students in Computer Science at the University of Bari in Italy. Results: The use of TDD has a statistically significant effect n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.02971","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1807.02971","created_at":"2026-05-18T00:11:13.192215+00:00"},{"alias_kind":"arxiv_version","alias_value":"1807.02971v1","created_at":"2026-05-18T00:11:13.192215+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.02971","created_at":"2026-05-18T00:11:13.192215+00:00"},{"alias_kind":"pith_short_12","alias_value":"CAEM3UAZECDJ","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_16","alias_value":"CAEM3UAZECDJN3B7","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_8","alias_value":"CAEM3UAZ","created_at":"2026-05-18T12:32:16.446611+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ","json":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ.json","graph_json":"https://pith.science/api/pith-number/CAEM3UAZECDJN3B7XM6WDSQSVQ/graph.json","events_json":"https://pith.science/api/pith-number/CAEM3UAZECDJN3B7XM6WDSQSVQ/events.json","paper":"https://pith.science/paper/CAEM3UAZ"},"agent_actions":{"view_html":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ","download_json":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ.json","view_paper":"https://pith.science/paper/CAEM3UAZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1807.02971&json=true","fetch_graph":"https://pith.science/api/pith-number/CAEM3UAZECDJN3B7XM6WDSQSVQ/graph.json","fetch_events":"https://pith.science/api/pith-number/CAEM3UAZECDJN3B7XM6WDSQSVQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ/action/storage_attestation","attest_author":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ/action/author_attestation","sign_citation":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ/action/citation_signature","submit_replication":"https://pith.science/pith/CAEM3UAZECDJN3B7XM6WDSQSVQ/action/replication_record"}},"created_at":"2026-05-18T00:11:13.192215+00:00","updated_at":"2026-05-18T00:11:13.192215+00:00"}