{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GRJEIFO4KPQN6QL2TAIVO2XNEK","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":"b776cc5a8b16b8d55efec0f1572b84cdbb5556a55b9091d23c09b989d71835a7","cross_cats_sorted":["cs.CL","cs.LG","cs.PF"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.SE","submitted_at":"2026-08-03T09:39:11Z","title_canon_sha256":"ab2bf1e593d89fea9c71e6150a867386ed9b29db9ff8543250172946fceb250d"},"schema_version":"1.0","source":{"id":"2608.01975","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.01975","created_at":"2026-08-04T02:10:25Z"},{"alias_kind":"arxiv_version","alias_value":"2608.01975v1","created_at":"2026-08-04T02:10:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.01975","created_at":"2026-08-04T02:10:25Z"},{"alias_kind":"pith_short_12","alias_value":"GRJEIFO4KPQN","created_at":"2026-08-04T02:10:25Z"},{"alias_kind":"pith_short_16","alias_value":"GRJEIFO4KPQN6QL2","created_at":"2026-08-04T02:10:25Z"},{"alias_kind":"pith_short_8","alias_value":"GRJEIFO4","created_at":"2026-08-04T02:10:25Z"}],"graph_snapshots":[{"event_id":"sha256:b3a3a27d320db3f0b85d59ea0d71303c0020a2367b3133fb3e2bb0720bbed148","target":"graph","created_at":"2026-08-04T02:10:25Z","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/2608.01975/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Large language model (LLM) inference has evolved from an offline workload into a continuously operated software service, yet root-cause analysis remains difficult because a single request spans the inference engine, Python/C++ backend, host CUDA APIs, GPU kernels, and distributed communication. Existing profilers expose raw timelines, while log-based diagnosis often misses cross-layer execution semantics and request-level structure. We present TELLER, a non-intrusive Trace- and Log-aware LLM inference Root-cause analysis framework. TELLER first collects NVTX/CUPTI traces and service logs witho","authors_text":"Junyi Li, Pengfei Chen, Ruilin Xu, Zongxuan Xie","cross_cats":["cs.CL","cs.LG","cs.PF"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.SE","submitted_at":"2026-08-03T09:39:11Z","title":"TELLER: Non-intrusive Cross-Layer Root-Cause Analysis for LLM Inference"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.01975","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:d3b264eec0d77e25c40aefec3a2d90894d870e2608150e2ae8bd679174357699","target":"record","created_at":"2026-08-04T02:10:25Z","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":"b776cc5a8b16b8d55efec0f1572b84cdbb5556a55b9091d23c09b989d71835a7","cross_cats_sorted":["cs.CL","cs.LG","cs.PF"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.SE","submitted_at":"2026-08-03T09:39:11Z","title_canon_sha256":"ab2bf1e593d89fea9c71e6150a867386ed9b29db9ff8543250172946fceb250d"},"schema_version":"1.0","source":{"id":"2608.01975","kind":"arxiv","version":1}},"canonical_sha256":"34524415dc53e0df417a9811576aed22a0c3cddccab177a1551d770dd398e294","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34524415dc53e0df417a9811576aed22a0c3cddccab177a1551d770dd398e294","first_computed_at":"2026-08-04T02:10:25.355071Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-04T02:10:25.355071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hEVVcGcf+J1SpB5W4lxBQh7GCihOvbc6QBNpsVETQTHyZsD8ElnV2qdvsk4plLjL57v83+N06MIFtt/nXXKQBw==","signature_status":"signed_v1","signed_at":"2026-08-04T02:10:25.356940Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.01975","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3b264eec0d77e25c40aefec3a2d90894d870e2608150e2ae8bd679174357699","sha256:b3a3a27d320db3f0b85d59ea0d71303c0020a2367b3133fb3e2bb0720bbed148"],"state_sha256":"ceefea18b9e9fa46d7e8227a725e4aff7c014f9e92f4bb839983cf37d8428b3c"}