{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","short_pith_number":"pith:NXS7MBFY","canonical_record":{"source":{"id":"2607.27270","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2026-07-29T11:18:30Z","cross_cats_sorted":[],"title_canon_sha256":"72e85f5faf9f22397fea3c79e547ec12ebe84f6e5e7cb974396100040ac32cd4","abstract_canon_sha256":"a99bed3a9fb9b68024849b708e23ff645698426463c670c36d58f88a332b16cd"},"schema_version":"1.0"},"canonical_sha256":"6de5f604b8ce1437d927f216a4e7c512a9b21ecc4b49d27a1b28be1b860d2fc7","source":{"kind":"arxiv","id":"2607.27270","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.27270","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"2607.27270v1","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.27270","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"NXS7MBFYZYKD","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_16","alias_value":"NXS7MBFYZYKDPWJH","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_8","alias_value":"NXS7MBFY","created_at":"2026-07-31T00:10:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","target":"record","payload":{"canonical_record":{"source":{"id":"2607.27270","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2026-07-29T11:18:30Z","cross_cats_sorted":[],"title_canon_sha256":"72e85f5faf9f22397fea3c79e547ec12ebe84f6e5e7cb974396100040ac32cd4","abstract_canon_sha256":"a99bed3a9fb9b68024849b708e23ff645698426463c670c36d58f88a332b16cd"},"schema_version":"1.0"},"canonical_sha256":"6de5f604b8ce1437d927f216a4e7c512a9b21ecc4b49d27a1b28be1b860d2fc7","receipt":{"kind":"pith_receipt","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6de5f604b8ce1437d927f216a4e7c512a9b21ecc4b49d27a1b28be1b860d2fc7","last_reissued_at":"2026-07-31T00:10:27.820707Z","signature_status":"unsigned_v0","first_computed_at":"2026-07-31T00:10:27.820707Z"},"source_kind":"arxiv","source_id":"2607.27270","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":"2026-07-31T00:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XCk++TN3C2OeY4sdHo3nxlh/Y9u+eJKz7VqIQ8ys1ITga6V+t/gAp+Bv1TydkfKOxz2BN2TlUrOGklkKtiEbBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:48.957912Z"},"content_sha256":"88e08cae1f2cf4aa295013df854fbda6c4a24597cdcbdbd478289bc2660764bb","schema_version":"1.0","event_id":"sha256:88e08cae1f2cf4aa295013df854fbda6c4a24597cdcbdbd478289bc2660764bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BMOA: Baseline-Mechanism-Outcome Attribution for Compiler-Induced Numerical Deviations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Chunwei Xia, Emran Hossain, Feng Yu, Hailong Jiang, Jianfeng Zhu, Mengfei Ren, Qiang Guan","submitted_at":"2026-07-29T11:18:30Z","abstract_excerpt":"Formalizing compiler-aware numerical correctness requires distinguishing what an observed floating-point difference means, what compiler behavior the evidence supports, and what numerical consequence follows. Existing testing workflows often collapse these questions into a pass/fail mismatch. We introduce Baseline--Mechanism--Outcome Attribution (BMOA), a diagnostic framework that separates the comparison relation and system boundary, the evidence-supported compiler mechanism, and the reference-qualified accuracy outcome. BMOA combines operational strict floating-point, transformation-local, r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.27270","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/2607.27270/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":"2026-07-31T00:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UgtGsSQPXynKATqsdwHHQGyM7zyorqVVY+nFY9sfOS7jQN+mxdbuuzxEKhoinAAzolljAzjTKeLON4Dwt1VFBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:48.958576Z"},"content_sha256":"4876d7f932c652ea9cf266b5c5d42f77e143aac8f11b3400bce3bb74cb5fc434","schema_version":"1.0","event_id":"sha256:4876d7f932c652ea9cf266b5c5d42f77e143aac8f11b3400bce3bb74cb5fc434"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1007/978-3-319-89960-2_15) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"Eva Darulova, Anastasiia Izycheva, Fariha Nasir, Fabian Ritter, Heiko Becker, and Robert Bastian. 2018. Daisy: Framework for Analysis and Optimization of Numerical Programs. InTools and Algorithms for the Construction and Analysis of System","arxiv_id":"2607.27270","detector":"doi_compliance","evidence":{"ref_index":8,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"10.1007/978-3-319-","reconstructed_doi":"10.1007/978-3-319-89960-2_15"},"severity":"advisory","ref_index":8,"audited_at":"2026-08-01T10:59:06.823091Z","event_type":"pith.integrity.v1","detected_doi":"10.1007/978-3-319-89960-2_15","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"6b5b25e993babba1ee007303a6c49b8b8601515a380fdd447dd6a79130c65792","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":15648,"payload_sha256":"cd5bd38ca202bea7411725fbf00c1cd570e9a2bef3d6a9d40aee9248975e1982","signature_b64":"0vmcxwHUHACovalkR5ZIBjp0vbmOYa9PSYavbGX8KZdKKSBHatiPsNLsRHdQpZOrwrUCLAsYn9wHCvSYYpcACg==","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":"2026-08-01T11:03:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mAZ8Gr1emuZ3or58bVRZqP9yicbG744UY0wbVlhqa7YUcWVy/g+yYx301Aeniuc1m2UIIXTDS1ggwLCoqBa8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:48.961411Z"},"content_sha256":"86e372c8efcf2c78510220cf99442a84e804c1e98b7ed8a149a3e445548a8978","schema_version":"1.0","event_id":"sha256:86e372c8efcf2c78510220cf99442a84e804c1e98b7ed8a149a3e445548a8978"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1007/978-3-030-25543-5_10) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"Heiko Becker, Eva Darulova, Magnus O. Myreen, and Zachary Tatlock. 2019. Icing: Supporting Fast-Math Style Optimizations in a Verified Compiler. InComputer Aided Verification (CA V). Springer, Cham, Switzerland, 155–173. doi:10.1007/978- 3-","arxiv_id":"2607.27270","detector":"doi_compliance","evidence":{"ref_index":1,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"10.1007/978-","reconstructed_doi":"10.1007/978-3-030-25543-5_10"},"severity":"advisory","ref_index":1,"audited_at":"2026-08-01T10:59:06.823091Z","event_type":"pith.integrity.v1","detected_doi":"10.1007/978-3-030-25543-5_10","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"d2818942c99c58854a06dffb15fd35a31470953652a7870b38d93233805581f5","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":15647,"payload_sha256":"9f1e26fbd7404ad27081b40ade01c1abe8ede17faa72211b29a798f102daff55","signature_b64":"duUXpgsT8ksPySAKWpOOr8pc/yq/Cn1NkKsDlJI/1n4Fto+SdiSOpiKnTPlcB+Fn6fo9aGMLzn9q16fNpM3vCQ==","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":"2026-08-01T11:03:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tOKieUS2BKbpEZ3Q3QUTlcgpSc5r4TnHOZ+yWx2VDRZthKkZaf282Skonv2LdiQAX4xpXZVApVnR/zpT90paAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:48.961688Z"},"content_sha256":"f8fc7fc93ad3ea3c3deac47c54ee5e39375f7be714bca1e22b9c7bde5666f3b5","schema_version":"1.0","event_id":"sha256:f8fc7fc93ad3ea3c3deac47c54ee5e39375f7be714bca1e22b9c7bde5666f3b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/bundle.json","state_url":"https://pith.science/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/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":"2026-08-06T22:52:48Z","links":{"resolver":"https://pith.science/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK","bundle":"https://pith.science/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/bundle.json","state":"https://pith.science/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NXS7MBFYZYKDPWJH6ILKJZ6FCK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NXS7MBFYZYKDPWJH6ILKJZ6FCK","merge_version":"pith-open-graph-merge-v1","event_count":4,"valid_event_count":4,"invalid_event_count":0,"equivocation_count":1,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"a99bed3a9fb9b68024849b708e23ff645698426463c670c36d58f88a332b16cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2026-07-29T11:18:30Z","title_canon_sha256":"72e85f5faf9f22397fea3c79e547ec12ebe84f6e5e7cb974396100040ac32cd4"},"schema_version":"1.0","source":{"id":"2607.27270","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.27270","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"2607.27270v1","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.27270","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"NXS7MBFYZYKD","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_16","alias_value":"NXS7MBFYZYKDPWJH","created_at":"2026-07-31T00:10:27Z"},{"alias_kind":"pith_short_8","alias_value":"NXS7MBFY","created_at":"2026-07-31T00:10:27Z"}],"graph_snapshots":[{"event_id":"sha256:4876d7f932c652ea9cf266b5c5d42f77e143aac8f11b3400bce3bb74cb5fc434","target":"graph","created_at":"2026-07-31T00:10:27Z","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/2607.27270/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Formalizing compiler-aware numerical correctness requires distinguishing what an observed floating-point difference means, what compiler behavior the evidence supports, and what numerical consequence follows. Existing testing workflows often collapse these questions into a pass/fail mismatch. We introduce Baseline--Mechanism--Outcome Attribution (BMOA), a diagnostic framework that separates the comparison relation and system boundary, the evidence-supported compiler mechanism, and the reference-qualified accuracy outcome. BMOA combines operational strict floating-point, transformation-local, r","authors_text":"Chunwei Xia, Emran Hossain, Feng Yu, Hailong Jiang, Jianfeng Zhu, Mengfei Ren, Qiang Guan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2026-07-29T11:18:30Z","title":"BMOA: Baseline-Mechanism-Outcome Attribution for Compiler-Induced Numerical Deviations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.27270","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":"sha256:88e08cae1f2cf4aa295013df854fbda6c4a24597cdcbdbd478289bc2660764bb","target":"record","created_at":"2026-07-31T00:10:27Z","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":"a99bed3a9fb9b68024849b708e23ff645698426463c670c36d58f88a332b16cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2026-07-29T11:18:30Z","title_canon_sha256":"72e85f5faf9f22397fea3c79e547ec12ebe84f6e5e7cb974396100040ac32cd4"},"schema_version":"1.0","source":{"id":"2607.27270","kind":"arxiv","version":1}},"canonical_sha256":"6de5f604b8ce1437d927f216a4e7c512a9b21ecc4b49d27a1b28be1b860d2fc7","receipt":{"builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6de5f604b8ce1437d927f216a4e7c512a9b21ecc4b49d27a1b28be1b860d2fc7","first_computed_at":"2026-07-31T00:10:27.820707Z","kind":"pith_receipt","last_reissued_at":"2026-07-31T00:10:27.820707Z","receipt_version":"0.3","signature_status":"unsigned_v0"},"source_id":"2607.27270","source_kind":"arxiv","source_version":1}}},"equivocations":[{"signer_id":"pith.science","event_type":"integrity_finding","target":"integrity","event_ids":["sha256:86e372c8efcf2c78510220cf99442a84e804c1e98b7ed8a149a3e445548a8978","sha256:f8fc7fc93ad3ea3c3deac47c54ee5e39375f7be714bca1e22b9c7bde5666f3b5"]}],"invalid_events":[],"applied_event_ids":["sha256:88e08cae1f2cf4aa295013df854fbda6c4a24597cdcbdbd478289bc2660764bb","sha256:4876d7f932c652ea9cf266b5c5d42f77e143aac8f11b3400bce3bb74cb5fc434"],"state_sha256":"264d8802cc16d1133cd9858d44ae1623117cce54d80c65e2d6fb65980e903cdb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CuhaMhphz3lCzJhSKNjG60ql1CmG2POJO7MYoEstfUOvvLo8lzXkskH+SxcFpm79/5O8+SVy81Em67HshrsFCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T22:52:48.963292Z","bundle_sha256":"42846863ffe2e57bb0752530c358fe7c29c0623aecce9b2a3edcce1fb70facea"}}