{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:PS5AUTWYAAEBZK4AZ34VENWAWX","short_pith_number":"pith:PS5AUTWY","canonical_record":{"source":{"id":"2606.29709","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-06-29T02:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"0346da10535dc10b908507a29dfe8bdacdd89844032d1a59a6cbc845a879833e","abstract_canon_sha256":"6b10420ed2508c6c3e85245c8c5dd9b5dbd484f026a6ffd0fc0328b4f4ca675c"},"schema_version":"1.0"},"canonical_sha256":"7cba0a4ed800081cab80cef95236c0b5e785aa172df103e6beb423167742114d","source":{"kind":"arxiv","id":"2606.29709","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.29709","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"arxiv_version","alias_value":"2606.29709v1","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.29709","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_12","alias_value":"PS5AUTWYAAEB","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_16","alias_value":"PS5AUTWYAAEBZK4A","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_8","alias_value":"PS5AUTWY","created_at":"2026-06-30T02:17:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:PS5AUTWYAAEBZK4AZ34VENWAWX","target":"record","payload":{"canonical_record":{"source":{"id":"2606.29709","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-06-29T02:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"0346da10535dc10b908507a29dfe8bdacdd89844032d1a59a6cbc845a879833e","abstract_canon_sha256":"6b10420ed2508c6c3e85245c8c5dd9b5dbd484f026a6ffd0fc0328b4f4ca675c"},"schema_version":"1.0"},"canonical_sha256":"7cba0a4ed800081cab80cef95236c0b5e785aa172df103e6beb423167742114d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:17:31.560889Z","signature_b64":"mxEYFCIjDeoO7cZVUYbTyxkmAbCICDOtCPcDsBEeP40ua6aAPfTzK9VTCjZPmC8lIJp++XW+CfxgJ6y6SoAKDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7cba0a4ed800081cab80cef95236c0b5e785aa172df103e6beb423167742114d","last_reissued_at":"2026-06-30T02:17:31.560299Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:17:31.560299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.29709","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":"2026-06-30T02:17:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sDt5AfKVKjwV3+THbrsrkmKssNB5AyG7dK7ydgiE50feYOjPLoElUHI95Jn6NO2SAO7+f6hJl2zQBgfcMtOuAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:47:58.056978Z"},"content_sha256":"85ac1aba1b82bb054fd1cbe3dbc17c618eb4fb4c70f510bc0983e95f19949d64","schema_version":"1.0","event_id":"sha256:85ac1aba1b82bb054fd1cbe3dbc17c618eb4fb4c70f510bc0983e95f19949d64"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:PS5AUTWYAAEBZK4AZ34VENWAWX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bash-Commenter: Leveraging Syntax-Aware Preference Optimization to Reinforce Large Language Model for Bash Code Comment Generation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Fengjun Zhang, Jiajia Ma, Jia Xu, Jingyuan Zhang, Lei Yu, Li Yang, Peng Wang, Xin Wang","submitted_at":"2026-06-29T02:24:33Z","abstract_excerpt":"Bash script comprehension is challenging due to Bash's syntactic freedom and complex command structures. Despite its critical role in system administration, Bash scripts often lack adequate comments, hindering readability and maintainability. Existing automated comment generation approaches face two main challenges: (1) limited training datasets that inadequately represent real-world Bash usage patterns; and (2) insufficient understanding of Bash-specific concepts by Large Language Models (LLMs). To address these, we propose Bash-Commenter, an advanced comment generation method based on LLaMA-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.29709","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/2606.29709/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":"2026-06-30T02:17:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6fY/MC3IuQWwDp+twTa+stN3yMDTxy6WNRJhRfB2gz1PBWLBU2rsH29DAA3ceamnMkO2N/UlVejKZWwib3D8Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:47:58.057581Z"},"content_sha256":"4a5d78a33dc0857496e41194b6a838c37b8cbd715c8129aceb5a67f9203af4bc","schema_version":"1.0","event_id":"sha256:4a5d78a33dc0857496e41194b6a838c37b8cbd715c8129aceb5a67f9203af4bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/bundle.json","state_url":"https://pith.science/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/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":"2026-07-01T11:47:58Z","links":{"resolver":"https://pith.science/pith/PS5AUTWYAAEBZK4AZ34VENWAWX","bundle":"https://pith.science/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/bundle.json","state":"https://pith.science/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PS5AUTWYAAEBZK4AZ34VENWAWX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:PS5AUTWYAAEBZK4AZ34VENWAWX","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":"6b10420ed2508c6c3e85245c8c5dd9b5dbd484f026a6ffd0fc0328b4f4ca675c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-06-29T02:24:33Z","title_canon_sha256":"0346da10535dc10b908507a29dfe8bdacdd89844032d1a59a6cbc845a879833e"},"schema_version":"1.0","source":{"id":"2606.29709","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.29709","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"arxiv_version","alias_value":"2606.29709v1","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.29709","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_12","alias_value":"PS5AUTWYAAEB","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_16","alias_value":"PS5AUTWYAAEBZK4A","created_at":"2026-06-30T02:17:31Z"},{"alias_kind":"pith_short_8","alias_value":"PS5AUTWY","created_at":"2026-06-30T02:17:31Z"}],"graph_snapshots":[{"event_id":"sha256:4a5d78a33dc0857496e41194b6a838c37b8cbd715c8129aceb5a67f9203af4bc","target":"graph","created_at":"2026-06-30T02:17:31Z","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/2606.29709/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Bash script comprehension is challenging due to Bash's syntactic freedom and complex command structures. Despite its critical role in system administration, Bash scripts often lack adequate comments, hindering readability and maintainability. Existing automated comment generation approaches face two main challenges: (1) limited training datasets that inadequately represent real-world Bash usage patterns; and (2) insufficient understanding of Bash-specific concepts by Large Language Models (LLMs). To address these, we propose Bash-Commenter, an advanced comment generation method based on LLaMA-","authors_text":"Fengjun Zhang, Jiajia Ma, Jia Xu, Jingyuan Zhang, Lei Yu, Li Yang, Peng Wang, Xin Wang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-06-29T02:24:33Z","title":"Bash-Commenter: Leveraging Syntax-Aware Preference Optimization to Reinforce Large Language Model for Bash Code Comment Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.29709","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":"sha256:85ac1aba1b82bb054fd1cbe3dbc17c618eb4fb4c70f510bc0983e95f19949d64","target":"record","created_at":"2026-06-30T02:17:31Z","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":"6b10420ed2508c6c3e85245c8c5dd9b5dbd484f026a6ffd0fc0328b4f4ca675c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2026-06-29T02:24:33Z","title_canon_sha256":"0346da10535dc10b908507a29dfe8bdacdd89844032d1a59a6cbc845a879833e"},"schema_version":"1.0","source":{"id":"2606.29709","kind":"arxiv","version":1}},"canonical_sha256":"7cba0a4ed800081cab80cef95236c0b5e785aa172df103e6beb423167742114d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7cba0a4ed800081cab80cef95236c0b5e785aa172df103e6beb423167742114d","first_computed_at":"2026-06-30T02:17:31.560299Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-30T02:17:31.560299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mxEYFCIjDeoO7cZVUYbTyxkmAbCICDOtCPcDsBEeP40ua6aAPfTzK9VTCjZPmC8lIJp++XW+CfxgJ6y6SoAKDA==","signature_status":"signed_v1","signed_at":"2026-06-30T02:17:31.560889Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.29709","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:85ac1aba1b82bb054fd1cbe3dbc17c618eb4fb4c70f510bc0983e95f19949d64","sha256:4a5d78a33dc0857496e41194b6a838c37b8cbd715c8129aceb5a67f9203af4bc"],"state_sha256":"5fd3f0a49ffa2176b5de97714da237d524937c354777575c606be81c761e7c3c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MTqouZkDVeV2k1YrRc7iEVmMJJ9FNUUnGqjal1gOk7c+DOUGYZ5BKsxwntK3MXh+44K1gd62lJDsCmdk3i9wCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T11:47:58.059780Z","bundle_sha256":"f722ce02704f2891136b2865b9dcc92f914d98d6817027470019d360a26d441c"}}