{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:JA7VN3GESANMZ3N7THYOIXDNJB","short_pith_number":"pith:JA7VN3GE","schema_version":"1.0","canonical_sha256":"483f56ecc4901accedbf99f0e45c6d4864fad3c3576f5c53d1847f1183cc7538","source":{"kind":"arxiv","id":"2608.00461","version":1},"attestation_state":"computed","paper":{"title":"An eightfold equivalence-preserving speedup of the JUNO OMILREC vertex and energy reconstruction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Guangbao Sun, Jun Cao, Liangjian Wen, Qishan Liu, Wenjie Wu, Wenxing Fang, Wuming Luo, Xiang Zhou, Xuefeng Ding, Zeyuan Yu","submitted_at":"2026-08-01T06:02:21Z","abstract_excerpt":"The Jiangmen Underground Neutrino Observatory (JUNO) reconstructs each event's vertex and energy with OMILREC, a maximum-likelihood fit that scans all $17{,}612$ large photomultiplier tubes (LPMTs) in every Minuit function evaluation, about $470$ times per event. This inner loop dominates the reconstruction CPU cost. Profiling shows that the production algorithm is latency-bound, sustaining only $9.9%$ of scalar floating-point peak because of virtual-function dispatch, ROOT-histogram pointer chasing, and repeated computation. We apply staged \\emph{equivalence-preserving} optimizations: flatten"},"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":"2608.00461","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-01T06:02:21Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"6dfa4bfd1a05ee6f19af864e753e5b35a17a4e7924ae6751b09727fd7d9253fd","abstract_canon_sha256":"52f78dc9bf4a85db0e1ce41a89ca55ae6b12f8ebc4c9eecd83dadd4ef68fd1fc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-04T00:36:43.794024Z","signature_b64":"Llf/SaOWCBqp5IVVd70JNVDuyFZlnqS9G5VACQy9wP96YOVbuIPbVH1Txhh9/BIRIfqa1hc2u8YL0qrjmgwdDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"483f56ecc4901accedbf99f0e45c6d4864fad3c3576f5c53d1847f1183cc7538","last_reissued_at":"2026-08-04T00:36:43.792628Z","signature_status":"signed_v1","first_computed_at":"2026-08-04T00:36:43.792628Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An eightfold equivalence-preserving speedup of the JUNO OMILREC vertex and energy reconstruction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Guangbao Sun, Jun Cao, Liangjian Wen, Qishan Liu, Wenjie Wu, Wenxing Fang, Wuming Luo, Xiang Zhou, Xuefeng Ding, Zeyuan Yu","submitted_at":"2026-08-01T06:02:21Z","abstract_excerpt":"The Jiangmen Underground Neutrino Observatory (JUNO) reconstructs each event's vertex and energy with OMILREC, a maximum-likelihood fit that scans all $17{,}612$ large photomultiplier tubes (LPMTs) in every Minuit function evaluation, about $470$ times per event. This inner loop dominates the reconstruction CPU cost. Profiling shows that the production algorithm is latency-bound, sustaining only $9.9%$ of scalar floating-point peak because of virtual-function dispatch, ROOT-histogram pointer chasing, and repeated computation. We apply staged \\emph{equivalence-preserving} optimizations: flatten"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.00461","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/2608.00461/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2608.00461","created_at":"2026-08-04T00:36:43.793780+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.00461v1","created_at":"2026-08-04T00:36:43.793780+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.00461","created_at":"2026-08-04T00:36:43.793780+00:00"},{"alias_kind":"pith_short_12","alias_value":"JA7VN3GESANM","created_at":"2026-08-04T00:36:43.793780+00:00"},{"alias_kind":"pith_short_16","alias_value":"JA7VN3GESANMZ3N7","created_at":"2026-08-04T00:36:43.793780+00:00"},{"alias_kind":"pith_short_8","alias_value":"JA7VN3GE","created_at":"2026-08-04T00:36:43.793780+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/JA7VN3GESANMZ3N7THYOIXDNJB","json":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB.json","graph_json":"https://pith.science/api/pith-number/JA7VN3GESANMZ3N7THYOIXDNJB/graph.json","events_json":"https://pith.science/api/pith-number/JA7VN3GESANMZ3N7THYOIXDNJB/events.json","paper":"https://pith.science/paper/JA7VN3GE"},"agent_actions":{"view_html":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB","download_json":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB.json","view_paper":"https://pith.science/paper/JA7VN3GE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.00461&json=true","fetch_graph":"https://pith.science/api/pith-number/JA7VN3GESANMZ3N7THYOIXDNJB/graph.json","fetch_events":"https://pith.science/api/pith-number/JA7VN3GESANMZ3N7THYOIXDNJB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB/action/storage_attestation","attest_author":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB/action/author_attestation","sign_citation":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB/action/citation_signature","submit_replication":"https://pith.science/pith/JA7VN3GESANMZ3N7THYOIXDNJB/action/replication_record"}},"created_at":"2026-08-04T00:36:43.793780+00:00","updated_at":"2026-08-04T00:36:43.793780+00:00"}