{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:Q4KBVO4KBMRJE555JFRFBKZAQN","short_pith_number":"pith:Q4KBVO4K","canonical_record":{"source":{"id":"2607.05139","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-06T14:23:30Z","cross_cats_sorted":[],"title_canon_sha256":"73dc05c1bb219aedae520d7931fa6ea099e07a7b374b483c13a58e56be3b0758","abstract_canon_sha256":"0b35e8c113d8aea55e44a3097a027e09c3f327623312a8e7f54e72e4b58d8984"},"schema_version":"1.0"},"canonical_sha256":"87141abb8a0b229277bd496250ab208360f47990508be76ead1b43c82f66bf32","source":{"kind":"arxiv","id":"2607.05139","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.05139","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"arxiv_version","alias_value":"2607.05139v1","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.05139","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_12","alias_value":"Q4KBVO4KBMRJ","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_16","alias_value":"Q4KBVO4KBMRJE555","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_8","alias_value":"Q4KBVO4K","created_at":"2026-07-07T03:19:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:Q4KBVO4KBMRJE555JFRFBKZAQN","target":"record","payload":{"canonical_record":{"source":{"id":"2607.05139","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-06T14:23:30Z","cross_cats_sorted":[],"title_canon_sha256":"73dc05c1bb219aedae520d7931fa6ea099e07a7b374b483c13a58e56be3b0758","abstract_canon_sha256":"0b35e8c113d8aea55e44a3097a027e09c3f327623312a8e7f54e72e4b58d8984"},"schema_version":"1.0"},"canonical_sha256":"87141abb8a0b229277bd496250ab208360f47990508be76ead1b43c82f66bf32","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T03:19:17.383800Z","signature_b64":"4tw4NM0BRgGfkF2wrXWyKLRt7r8EjXbjuOXnIsu3sSR1TGnnfvs58tuXlBTvqZSafgdV9jnh2AqQfmAjWNtHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87141abb8a0b229277bd496250ab208360f47990508be76ead1b43c82f66bf32","last_reissued_at":"2026-07-07T03:19:17.383369Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T03:19:17.383369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.05139","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":"2026-07-07T03:19:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d+6HRnk9b+eChOfIiZILr8bjfX2euskEQ03wo1WKtrakBxTbFPDhC7joBxHHltCqyrj5x0ZQZxXtIKWELlUzDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T17:29:05.037670Z"},"content_sha256":"36bab6f131468a6569e7adefa13fd25fbd482dbf10bbff4504a239dfc0b9ded9","schema_version":"1.0","event_id":"sha256:36bab6f131468a6569e7adefa13fd25fbd482dbf10bbff4504a239dfc0b9ded9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:Q4KBVO4KBMRJE555JFRFBKZAQN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the risk of coding before testing: An empirical study on LLM-based test generation workflow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Florian Tambon, Michael Konstantinou, Mike Papadakis","submitted_at":"2026-07-06T14:23:30Z","abstract_excerpt":"Large Language Models (LLMs) are increasingly used in software engineering workflows to generate both source code and test suites. This dual capability has enabled emerging development paradigms, including test-first and agentic workflows, where a single model is producing and validating implementations. However, these approaches assume that generated tests act as independent and reliable oracles - a fundamental requirement for effective software testing. In this paper, we challenge this assumption and investigate whether LLM-generated code biases the generation of subsequent tests. We introdu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.05139","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.05139/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":"2026-07-07T03:19:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rT7jO3P8d0rlv0RECBTrCNAD6UwG5qR3K0fwLU/Sv4T6GZuKm/achvNWLKd/s26C2nZ6BIQ+LgrG2+AG5CODBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T17:29:05.038256Z"},"content_sha256":"1b52f303fe555f83cd6d9ba60ad7efa52702c7cd199873e190af77fc9485eb8c","schema_version":"1.0","event_id":"sha256:1b52f303fe555f83cd6d9ba60ad7efa52702c7cd199873e190af77fc9485eb8c"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:Q4KBVO4KBMRJE555JFRFBKZAQN","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1162/tacla) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"[Online]. Available: https://doi.org/10.1162/tacl a 00681","arxiv_id":"2607.05139","detector":"doi_compliance","evidence":{"ref_index":46,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"[Online]. Available: https://doi.org/10.1162/tacl a 00681","reconstructed_doi":"10.1162/tacla"},"severity":"advisory","ref_index":46,"audited_at":"2026-07-11T08:46:58.641479Z","event_type":"pith.integrity.v1","detected_doi":"10.1162/tacla","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"2eaa9d6c8865d06bf386f3b94652ab7b11fe3ccafc5dc62b5b2a8d9896e2ecbd","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.0.0","detected_arxiv_id":null,"integrity_event_id":12143,"payload_sha256":"7d385070ef9c511d8004548584b5d3e71dbb55d5b219fc757a96ebe0abe229e6","signature_b64":"eLLywfSLaPA7nfdSRuJ23EKkfx1TAOFZT1Z+fC5b8srA/nypWsx8iwY94WAyGIZlZc7ITq+dJPKXZINjaJuGCA==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-11T08:50:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hV01l5j361uqfDg7rU5wbSdt6Xa+CtVAIu+C8Bhn8HfB0zZR/flHZr785cXcF9g56U5TqP2iQ9wH7ElvnooOBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T17:29:05.057154Z"},"content_sha256":"61e7692eddbe87fecab63992695f28ca05f8c923754c1071ca3ab54adef642a4","schema_version":"1.0","event_id":"sha256:61e7692eddbe87fecab63992695f28ca05f8c923754c1071ca3ab54adef642a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/bundle.json","state_url":"https://pith.science/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/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":"2026-08-14T17:29:05Z","links":{"resolver":"https://pith.science/pith/Q4KBVO4KBMRJE555JFRFBKZAQN","bundle":"https://pith.science/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/bundle.json","state":"https://pith.science/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q4KBVO4KBMRJE555JFRFBKZAQN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:Q4KBVO4KBMRJE555JFRFBKZAQN","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"0b35e8c113d8aea55e44a3097a027e09c3f327623312a8e7f54e72e4b58d8984","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-06T14:23:30Z","title_canon_sha256":"73dc05c1bb219aedae520d7931fa6ea099e07a7b374b483c13a58e56be3b0758"},"schema_version":"1.0","source":{"id":"2607.05139","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.05139","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"arxiv_version","alias_value":"2607.05139v1","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.05139","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_12","alias_value":"Q4KBVO4KBMRJ","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_16","alias_value":"Q4KBVO4KBMRJE555","created_at":"2026-07-07T03:19:17Z"},{"alias_kind":"pith_short_8","alias_value":"Q4KBVO4K","created_at":"2026-07-07T03:19:17Z"}],"graph_snapshots":[{"event_id":"sha256:1b52f303fe555f83cd6d9ba60ad7efa52702c7cd199873e190af77fc9485eb8c","target":"graph","created_at":"2026-07-07T03:19:17Z","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/2607.05139/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Large Language Models (LLMs) are increasingly used in software engineering workflows to generate both source code and test suites. This dual capability has enabled emerging development paradigms, including test-first and agentic workflows, where a single model is producing and validating implementations. However, these approaches assume that generated tests act as independent and reliable oracles - a fundamental requirement for effective software testing. In this paper, we challenge this assumption and investigate whether LLM-generated code biases the generation of subsequent tests. We introdu","authors_text":"Florian Tambon, Michael Konstantinou, Mike Papadakis","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-06T14:23:30Z","title":"On the risk of coding before testing: An empirical study on LLM-based test generation workflow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.05139","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":"sha256:36bab6f131468a6569e7adefa13fd25fbd482dbf10bbff4504a239dfc0b9ded9","target":"record","created_at":"2026-07-07T03:19:17Z","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":"0b35e8c113d8aea55e44a3097a027e09c3f327623312a8e7f54e72e4b58d8984","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-06T14:23:30Z","title_canon_sha256":"73dc05c1bb219aedae520d7931fa6ea099e07a7b374b483c13a58e56be3b0758"},"schema_version":"1.0","source":{"id":"2607.05139","kind":"arxiv","version":1}},"canonical_sha256":"87141abb8a0b229277bd496250ab208360f47990508be76ead1b43c82f66bf32","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"87141abb8a0b229277bd496250ab208360f47990508be76ead1b43c82f66bf32","first_computed_at":"2026-07-07T03:19:17.383369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T03:19:17.383369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4tw4NM0BRgGfkF2wrXWyKLRt7r8EjXbjuOXnIsu3sSR1TGnnfvs58tuXlBTvqZSafgdV9jnh2AqQfmAjWNtHDw==","signature_status":"signed_v1","signed_at":"2026-07-07T03:19:17.383800Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.05139","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36bab6f131468a6569e7adefa13fd25fbd482dbf10bbff4504a239dfc0b9ded9","sha256:1b52f303fe555f83cd6d9ba60ad7efa52702c7cd199873e190af77fc9485eb8c","sha256:61e7692eddbe87fecab63992695f28ca05f8c923754c1071ca3ab54adef642a4"],"state_sha256":"3b6519d97ab925b3c6b98373634077d0f3483d7069919c4e2411f8d16fd76dce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7azjYwYy7z/RLFtADbVyIsFN5VIEPnvPStt0dqCMBPqi5e7JKcU/kT9VbSJhL20RHskaiJf1Tmpl4gHjWw5ZCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T17:29:05.059762Z","bundle_sha256":"1460c63348553ddbc7a4c3981732eb72ac2e5a0515dd4f9a10e09065e1dbef25"}}