{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:UL7I3O547EO3AS4WZI24NBKLQZ","short_pith_number":"pith:UL7I3O54","canonical_record":{"source":{"id":"2607.01579","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-02T01:23:02Z","cross_cats_sorted":[],"title_canon_sha256":"6ecb6fea5151c832698e95e48ed4ec2f5a68d79838193e0691afdbc243692c9a","abstract_canon_sha256":"cd555165f647286ff8567c03b54b6abbcfd1b93a80c99c19bb053912e0a8563f"},"schema_version":"1.0"},"canonical_sha256":"a2fe8dbbbcf91db04b96ca35c6854b8670fdc4fdd2861ba2206b5d2880bb1642","source":{"kind":"arxiv","id":"2607.01579","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01579","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01579v1","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01579","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_12","alias_value":"UL7I3O547EO3","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_16","alias_value":"UL7I3O547EO3AS4W","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_8","alias_value":"UL7I3O54","created_at":"2026-07-03T01:17:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:UL7I3O547EO3AS4WZI24NBKLQZ","target":"record","payload":{"canonical_record":{"source":{"id":"2607.01579","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-02T01:23:02Z","cross_cats_sorted":[],"title_canon_sha256":"6ecb6fea5151c832698e95e48ed4ec2f5a68d79838193e0691afdbc243692c9a","abstract_canon_sha256":"cd555165f647286ff8567c03b54b6abbcfd1b93a80c99c19bb053912e0a8563f"},"schema_version":"1.0"},"canonical_sha256":"a2fe8dbbbcf91db04b96ca35c6854b8670fdc4fdd2861ba2206b5d2880bb1642","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-03T01:17:02.412460Z","signature_b64":"xI17XZcNTcSz6Tw8SxOiGTWGUlDasmuZRWRia/LL5F3YwLnmuyrJXz5OwVqCN3uJOa7bgcT765fnaU0y3cilCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2fe8dbbbcf91db04b96ca35c6854b8670fdc4fdd2861ba2206b5d2880bb1642","last_reissued_at":"2026-07-03T01:17:02.412030Z","signature_status":"signed_v1","first_computed_at":"2026-07-03T01:17:02.412030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.01579","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":"2026-07-03T01:17:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cgndAUk6ikDIP+Qm6WvBVyHR3OwjgxjftGCUx6QSSBBw6WWkF4ixUS9u+x0b0WcCzD5RUJ3m9rRRvfN6VBNeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T12:18:27.846870Z"},"content_sha256":"11c5a7013e3d84b6205ee58ed1bcf01a728ba54cfef707454b0c860d4da437b4","schema_version":"1.0","event_id":"sha256:11c5a7013e3d84b6205ee58ed1bcf01a728ba54cfef707454b0c860d4da437b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:UL7I3O547EO3AS4WZI24NBKLQZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"OmniPilot: An Uncertainty-Aware LLM Inference Advisor for Heterogeneous GPU Clusters","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"D. Balamurugan, Thomas W. Bush","submitted_at":"2026-07-02T01:23:02Z","abstract_excerpt":"Serving large language models (LLMs) on a shared, heterogeneous GPU cluster requires users and operators to select the GPU type, tensor-parallel degree, and precision before committing valuable node-hours. Making these choices is challenging because effective throughput, launch-success rates, and cluster demand and utilization continuously fluctuate. Furthermore, static configuration recipes miss critical interactions: quantization effects depend heavily on the model family, key-value cache pressure creates size-by-precision trade-offs, and failure rates vary by more than twofold across differ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01579","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/2607.01579/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":"2026-07-03T01:17:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZLJC+UGab/zwb+yTdzCCCDkSFNTThhSI/ZQPc1JY74+KN8++xb7e7qyM4b2ojuhQXcV6tFpbvUXJyzhVRm5QDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T12:18:27.847240Z"},"content_sha256":"9cab491672d334315933b96e512271f3e313d7d975bc04bfc7bb7a3982eb65ae","schema_version":"1.0","event_id":"sha256:9cab491672d334315933b96e512271f3e313d7d975bc04bfc7bb7a3982eb65ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UL7I3O547EO3AS4WZI24NBKLQZ/bundle.json","state_url":"https://pith.science/pith/UL7I3O547EO3AS4WZI24NBKLQZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UL7I3O547EO3AS4WZI24NBKLQZ/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":"2026-07-03T12:18:27Z","links":{"resolver":"https://pith.science/pith/UL7I3O547EO3AS4WZI24NBKLQZ","bundle":"https://pith.science/pith/UL7I3O547EO3AS4WZI24NBKLQZ/bundle.json","state":"https://pith.science/pith/UL7I3O547EO3AS4WZI24NBKLQZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UL7I3O547EO3AS4WZI24NBKLQZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:UL7I3O547EO3AS4WZI24NBKLQZ","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":"cd555165f647286ff8567c03b54b6abbcfd1b93a80c99c19bb053912e0a8563f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-02T01:23:02Z","title_canon_sha256":"6ecb6fea5151c832698e95e48ed4ec2f5a68d79838193e0691afdbc243692c9a"},"schema_version":"1.0","source":{"id":"2607.01579","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01579","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01579v1","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01579","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_12","alias_value":"UL7I3O547EO3","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_16","alias_value":"UL7I3O547EO3AS4W","created_at":"2026-07-03T01:17:02Z"},{"alias_kind":"pith_short_8","alias_value":"UL7I3O54","created_at":"2026-07-03T01:17:02Z"}],"graph_snapshots":[{"event_id":"sha256:9cab491672d334315933b96e512271f3e313d7d975bc04bfc7bb7a3982eb65ae","target":"graph","created_at":"2026-07-03T01:17:02Z","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/2607.01579/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Serving large language models (LLMs) on a shared, heterogeneous GPU cluster requires users and operators to select the GPU type, tensor-parallel degree, and precision before committing valuable node-hours. Making these choices is challenging because effective throughput, launch-success rates, and cluster demand and utilization continuously fluctuate. Furthermore, static configuration recipes miss critical interactions: quantization effects depend heavily on the model family, key-value cache pressure creates size-by-precision trade-offs, and failure rates vary by more than twofold across differ","authors_text":"D. Balamurugan, Thomas W. Bush","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-02T01:23:02Z","title":"OmniPilot: An Uncertainty-Aware LLM Inference Advisor for Heterogeneous GPU Clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01579","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":"sha256:11c5a7013e3d84b6205ee58ed1bcf01a728ba54cfef707454b0c860d4da437b4","target":"record","created_at":"2026-07-03T01:17:02Z","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":"cd555165f647286ff8567c03b54b6abbcfd1b93a80c99c19bb053912e0a8563f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-02T01:23:02Z","title_canon_sha256":"6ecb6fea5151c832698e95e48ed4ec2f5a68d79838193e0691afdbc243692c9a"},"schema_version":"1.0","source":{"id":"2607.01579","kind":"arxiv","version":1}},"canonical_sha256":"a2fe8dbbbcf91db04b96ca35c6854b8670fdc4fdd2861ba2206b5d2880bb1642","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2fe8dbbbcf91db04b96ca35c6854b8670fdc4fdd2861ba2206b5d2880bb1642","first_computed_at":"2026-07-03T01:17:02.412030Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-03T01:17:02.412030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xI17XZcNTcSz6Tw8SxOiGTWGUlDasmuZRWRia/LL5F3YwLnmuyrJXz5OwVqCN3uJOa7bgcT765fnaU0y3cilCg==","signature_status":"signed_v1","signed_at":"2026-07-03T01:17:02.412460Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.01579","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11c5a7013e3d84b6205ee58ed1bcf01a728ba54cfef707454b0c860d4da437b4","sha256:9cab491672d334315933b96e512271f3e313d7d975bc04bfc7bb7a3982eb65ae"],"state_sha256":"464d61d86fb4a075f8b307cf703bfdc3661b171d23b6972b470d335de683c317"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ekaIFUUYQrwt/Zhg9QHLlW08hCc2kORq1u3B/FDt3oTkVBQuje66ISlGciY9oDdE10Aip/pa9jf1agv20NoyAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T12:18:27.849200Z","bundle_sha256":"c12607c3e5bf2967dfb4629275d02099ec1d4a46b278e2bd66ce61dc6be80b97"}}