{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:U6UPQIDKOKPKEDF73OAWATVPCK","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":"29f4e3e25987c1488fed774fc222c424bbc0c8519363a38954a60f6a6081d6d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2025-08-10T08:11:08Z","title_canon_sha256":"d2a8eb60719bd1b080f18777e0ddc3f2254367f8500d9acf9348b3828425f22e"},"schema_version":"1.0","source":{"id":"2508.07227","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.07227","created_at":"2026-07-05T12:02:05Z"},{"alias_kind":"arxiv_version","alias_value":"2508.07227v3","created_at":"2026-07-05T12:02:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.07227","created_at":"2026-07-05T12:02:05Z"},{"alias_kind":"pith_short_12","alias_value":"U6UPQIDKOKPK","created_at":"2026-07-05T12:02:05Z"},{"alias_kind":"pith_short_16","alias_value":"U6UPQIDKOKPKEDF7","created_at":"2026-07-05T12:02:05Z"},{"alias_kind":"pith_short_8","alias_value":"U6UPQIDK","created_at":"2026-07-05T12:02:05Z"}],"graph_snapshots":[{"event_id":"sha256:f51122d194483f7f766014e2c35956bee7853aae28793950358e4c35567d168e","target":"graph","created_at":"2026-07-05T12:02:05Z","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/2508.07227/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"LLM inference on mobile devices faces extraneous challenges due to limited memory bandwidth and computational resources. To address these issues, speculative inference and processing-in-memory (PIM) techniques have been explored at the algorithmic and hardware levels. However, speculative inference results in more compute-intensive GEMM operations, creating new design trade-offs for existing GEMV-accelerated PIM architectures. Furthermore, there exists a significant amount of redundant draft tokens in tree-based speculative inference, necessitating efficient token management schemes to minimiz","authors_text":"Siyuan He, Tianyu Jia, Yandong He, Zhantong Zhu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2025-08-10T08:11:08Z","title":"LP-Spec: Leveraging LPDDR PIM for Efficient LLM Mobile Speculative Inference with Architecture-Dataflow Co-Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.07227","kind":"arxiv","version":3},"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":"sha256:46e7bba325f1897fec0e01e4c43c9d3db1942afa53f156a00b219fa84ddd9c2b","target":"record","created_at":"2026-07-05T12:02:05Z","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":"29f4e3e25987c1488fed774fc222c424bbc0c8519363a38954a60f6a6081d6d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2025-08-10T08:11:08Z","title_canon_sha256":"d2a8eb60719bd1b080f18777e0ddc3f2254367f8500d9acf9348b3828425f22e"},"schema_version":"1.0","source":{"id":"2508.07227","kind":"arxiv","version":3}},"canonical_sha256":"a7a8f8206a729ea20cbfdb81604eaf12bb87f5c5aa522bcbe5cc05ad9cfcafd6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7a8f8206a729ea20cbfdb81604eaf12bb87f5c5aa522bcbe5cc05ad9cfcafd6","first_computed_at":"2026-07-05T12:02:05.012346Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:02:05.012346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6DSAy09EYkUtK/yFOwKWj6H0MfX6Mz2fvOtumynhd6e/b5W/PiPq7aFvhn6uRRgtrTdZQWIRrTiIS3uZFjtKDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T12:02:05.012819Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.07227","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46e7bba325f1897fec0e01e4c43c9d3db1942afa53f156a00b219fa84ddd9c2b","sha256:f51122d194483f7f766014e2c35956bee7853aae28793950358e4c35567d168e"],"state_sha256":"19d3de701cc5fdbd4aaaf9ea6eaeb5289414e58aab07eb185f4af829010fe356"}