{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KPFX2RS6U4B5CHW2JFC3TYWZCJ","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":"f3bbaa501cc68313037ec468d2384078226d4949ddf579a2f5fd1200a5753cfc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-10T23:52:35Z","title_canon_sha256":"2901cf7341e85ed9e936f85817e99fdd99af8e3d1c745267325dbb9e20ddb539"},"schema_version":"1.0","source":{"id":"2607.10044","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.10044","created_at":"2026-07-14T00:18:49Z"},{"alias_kind":"arxiv_version","alias_value":"2607.10044v1","created_at":"2026-07-14T00:18:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.10044","created_at":"2026-07-14T00:18:49Z"},{"alias_kind":"pith_short_12","alias_value":"KPFX2RS6U4B5","created_at":"2026-07-14T00:18:49Z"},{"alias_kind":"pith_short_16","alias_value":"KPFX2RS6U4B5CHW2","created_at":"2026-07-14T00:18:49Z"},{"alias_kind":"pith_short_8","alias_value":"KPFX2RS6","created_at":"2026-07-14T00:18:49Z"}],"graph_snapshots":[{"event_id":"sha256:5c365fa36a7b1abd96530c4edc6fe0a90d3f1c34b44eea37f4e3c5d8f2eb2f09","target":"graph","created_at":"2026-07-14T00:18:49Z","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/2607.10044/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Constrained decoding is essential in generative retrieval, where document identifiers generated directly from a query must exactly match a predefined library of valid IDs. At scale, decoding is often constrained using a trie with beam search but most implementations run on CPU. Limited parallelism then makes trie traversal and candidate validation a serving bottleneck as beam width grows.\n  We present FlashTrie, which addresses this limitation by optimizing constrained beam search on GPUs. It introduces an integer-aware succinct trie layout that uses bit compression to reduce memory footprint ","authors_text":"Anurag Mukkara, Dakshitha Anandakumar, Jian Jiao, Jiusheng Chen, M Akash Kumar, Qiang Lou, Ting Ye, Wenxiang Hu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-10T23:52:35Z","title":"FlashTrie: A GPU-Accelerated Constrained Beam Search for Generative Retrieval"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.10044","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:f67b51ae76cb40f005892cdfce127d1c9631d56af5d4f7a80b88a02c3f69b2eb","target":"record","created_at":"2026-07-14T00:18:49Z","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":"f3bbaa501cc68313037ec468d2384078226d4949ddf579a2f5fd1200a5753cfc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-10T23:52:35Z","title_canon_sha256":"2901cf7341e85ed9e936f85817e99fdd99af8e3d1c745267325dbb9e20ddb539"},"schema_version":"1.0","source":{"id":"2607.10044","kind":"arxiv","version":1}},"canonical_sha256":"53cb7d465ea703d11eda4945b9e2d9126f4b6acda4ffd767ec01e633937490d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53cb7d465ea703d11eda4945b9e2d9126f4b6acda4ffd767ec01e633937490d8","first_computed_at":"2026-07-14T00:18:49.128966Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-14T00:18:49.128966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F3NNu6AbYzhDfUUneuBZccCcWGut06rb2dwVe6lfLLl2YrfAWXp1msXgsN77XHX6DCr6PlxJL7gUBmYcN2pLBw==","signature_status":"signed_v1","signed_at":"2026-07-14T00:18:49.129762Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.10044","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f67b51ae76cb40f005892cdfce127d1c9631d56af5d4f7a80b88a02c3f69b2eb","sha256:5c365fa36a7b1abd96530c4edc6fe0a90d3f1c34b44eea37f4e3c5d8f2eb2f09"],"state_sha256":"4db25c2390d93a71cec976878e5b819b7b09e37a06056bdff595f59006e2effe"}