{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:UPHTNHQ6X7TH77HWCPV325YF7D","short_pith_number":"pith:UPHTNHQ6","canonical_record":{"source":{"id":"2409.02227","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-09-03T18:55:32Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"85b291b7c0322afc677d14fa5cfb9ada9efeb09cb3912021bbf925b074cc4f12","abstract_canon_sha256":"cf580a3383b904d07b47d1aad7d3593064735ac28bbc582cce65feab18c3c0cd"},"schema_version":"1.0"},"canonical_sha256":"a3cf369e1ebfe67ffcf613ebbd7705f8f5d4ef73991315f144134e2df0095215","source":{"kind":"arxiv","id":"2409.02227","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.02227","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"arxiv_version","alias_value":"2409.02227v1","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.02227","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_12","alias_value":"UPHTNHQ6X7TH","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_16","alias_value":"UPHTNHQ6X7TH77HW","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_8","alias_value":"UPHTNHQ6","created_at":"2026-07-05T09:02:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:UPHTNHQ6X7TH77HWCPV325YF7D","target":"record","payload":{"canonical_record":{"source":{"id":"2409.02227","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-09-03T18:55:32Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"85b291b7c0322afc677d14fa5cfb9ada9efeb09cb3912021bbf925b074cc4f12","abstract_canon_sha256":"cf580a3383b904d07b47d1aad7d3593064735ac28bbc582cce65feab18c3c0cd"},"schema_version":"1.0"},"canonical_sha256":"a3cf369e1ebfe67ffcf613ebbd7705f8f5d4ef73991315f144134e2df0095215","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:02:44.103602Z","signature_b64":"ZmKfOtKdXr3twLl03IlEc8zVKvfL8a6uL3xhJZHKuu3fHqCpioLTPbsETosXIbTz7Db/Ksa+vYlH9MgJrOmFBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a3cf369e1ebfe67ffcf613ebbd7705f8f5d4ef73991315f144134e2df0095215","last_reissued_at":"2026-07-05T09:02:44.103083Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:02:44.103083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.02227","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":"2026-07-05T09:02:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fb1hptrW4AxQBJGi1BOFJzH3R73S49Eti8YezGI7bfcmxW7X8dKczYqOb0kV2OyclF/757GNDTMs0Z2VT8vtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T02:23:56.403405Z"},"content_sha256":"cf67d9414ff5157f80cc62cb5dbd0bf91547139fb201aae443742d3a0623604b","schema_version":"1.0","event_id":"sha256:cf67d9414ff5157f80cc62cb5dbd0bf91547139fb201aae443742d3a0623604b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:UPHTNHQ6X7TH77HWCPV325YF7D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Global Optimizations & Lightweight Dynamic Logic for Concurrency","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DC"],"primary_cat":"cs.AR","authors_text":"Matthew D. Sinclair, Nuwan Jayasena, Shaizeen Aga, Suchita Pati","submitted_at":"2024-09-03T18:55:32Z","abstract_excerpt":"Modern accelerators like GPUs are increasingly executing independent operations concurrently to improve the device's compute utilization. However, effectively harnessing it on GPUs for important primitives such as general matrix multiplications (GEMMs) remains challenging. Although modern GPUs have significant hardware and software support for GEMMs, their kernel implementations and optimizations typically assume each kernel executes in isolation and can utilize all GPU resources. This approach is highly efficient when kernels execute in isolation, but causes significant resource contention an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.02227","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/2409.02227/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":"2026-07-05T09:02:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RwITVcwwFWVOKy0pHzv8Mi64ipGjyiCnl9dqXI9F4J1sfyRS7Tcn/w/EX8r86U1ehw974N0ruk57IDdzTlHtBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T02:23:56.404306Z"},"content_sha256":"16629944db6f5c446f3f849c065af0556f1469a4573cf2fd1680284a83929308","schema_version":"1.0","event_id":"sha256:16629944db6f5c446f3f849c065af0556f1469a4573cf2fd1680284a83929308"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UPHTNHQ6X7TH77HWCPV325YF7D/bundle.json","state_url":"https://pith.science/pith/UPHTNHQ6X7TH77HWCPV325YF7D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UPHTNHQ6X7TH77HWCPV325YF7D/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":"2026-08-18T02:23:56Z","links":{"resolver":"https://pith.science/pith/UPHTNHQ6X7TH77HWCPV325YF7D","bundle":"https://pith.science/pith/UPHTNHQ6X7TH77HWCPV325YF7D/bundle.json","state":"https://pith.science/pith/UPHTNHQ6X7TH77HWCPV325YF7D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UPHTNHQ6X7TH77HWCPV325YF7D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UPHTNHQ6X7TH77HWCPV325YF7D","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":"cf580a3383b904d07b47d1aad7d3593064735ac28bbc582cce65feab18c3c0cd","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-09-03T18:55:32Z","title_canon_sha256":"85b291b7c0322afc677d14fa5cfb9ada9efeb09cb3912021bbf925b074cc4f12"},"schema_version":"1.0","source":{"id":"2409.02227","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.02227","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"arxiv_version","alias_value":"2409.02227v1","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.02227","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_12","alias_value":"UPHTNHQ6X7TH","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_16","alias_value":"UPHTNHQ6X7TH77HW","created_at":"2026-07-05T09:02:44Z"},{"alias_kind":"pith_short_8","alias_value":"UPHTNHQ6","created_at":"2026-07-05T09:02:44Z"}],"graph_snapshots":[{"event_id":"sha256:16629944db6f5c446f3f849c065af0556f1469a4573cf2fd1680284a83929308","target":"graph","created_at":"2026-07-05T09:02:44Z","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/2409.02227/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modern accelerators like GPUs are increasingly executing independent operations concurrently to improve the device's compute utilization. However, effectively harnessing it on GPUs for important primitives such as general matrix multiplications (GEMMs) remains challenging. Although modern GPUs have significant hardware and software support for GEMMs, their kernel implementations and optimizations typically assume each kernel executes in isolation and can utilize all GPU resources. This approach is highly efficient when kernels execute in isolation, but causes significant resource contention an","authors_text":"Matthew D. Sinclair, Nuwan Jayasena, Shaizeen Aga, Suchita Pati","cross_cats":["cs.DC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-09-03T18:55:32Z","title":"Global Optimizations & Lightweight Dynamic Logic for Concurrency"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.02227","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:cf67d9414ff5157f80cc62cb5dbd0bf91547139fb201aae443742d3a0623604b","target":"record","created_at":"2026-07-05T09:02:44Z","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":"cf580a3383b904d07b47d1aad7d3593064735ac28bbc582cce65feab18c3c0cd","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-09-03T18:55:32Z","title_canon_sha256":"85b291b7c0322afc677d14fa5cfb9ada9efeb09cb3912021bbf925b074cc4f12"},"schema_version":"1.0","source":{"id":"2409.02227","kind":"arxiv","version":1}},"canonical_sha256":"a3cf369e1ebfe67ffcf613ebbd7705f8f5d4ef73991315f144134e2df0095215","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a3cf369e1ebfe67ffcf613ebbd7705f8f5d4ef73991315f144134e2df0095215","first_computed_at":"2026-07-05T09:02:44.103083Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:02:44.103083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZmKfOtKdXr3twLl03IlEc8zVKvfL8a6uL3xhJZHKuu3fHqCpioLTPbsETosXIbTz7Db/Ksa+vYlH9MgJrOmFBw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:02:44.103602Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.02227","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf67d9414ff5157f80cc62cb5dbd0bf91547139fb201aae443742d3a0623604b","sha256:16629944db6f5c446f3f849c065af0556f1469a4573cf2fd1680284a83929308"],"state_sha256":"502e29fd911168fddc9cd26b92dca2a1485120bbbeec770a5b21cc90a76a3fbc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2T4TgHg4zgfcfxg6FmDiWvOdFO5rJkhIm9lAVICslojZik/AD4Fo1JexR7vm+1ISEkHb/mnTXWeJkr9WOHoaDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T02:23:56.420959Z","bundle_sha256":"c4bb864494cab12b2327de3d7adbb12b0cd197871ec8ef8e08e416557aa520d2"}}