{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6XRK5NVEW7RNTYPSDAYNPE6I4D","short_pith_number":"pith:6XRK5NVE","canonical_record":{"source":{"id":"2401.09706","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2024-01-18T03:32:10Z","cross_cats_sorted":[],"title_canon_sha256":"1df0c7fda0f613097188dbe69f04b365ec08addbd781e68a6796e1b8295f2889","abstract_canon_sha256":"8c0be4fa41c4e67d0dbe6fb957fd7366cd40ba187d8de8052039669462e8c66a"},"schema_version":"1.0"},"canonical_sha256":"f5e2aeb6a4b7e2d9e1f21830d793c8e0d96a9b74b499c848b9a23e527c35b1c3","source":{"kind":"arxiv","id":"2401.09706","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.09706","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"arxiv_version","alias_value":"2401.09706v1","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.09706","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_12","alias_value":"6XRK5NVEW7RN","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_16","alias_value":"6XRK5NVEW7RNTYPS","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_8","alias_value":"6XRK5NVE","created_at":"2026-07-05T07:35:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6XRK5NVEW7RNTYPSDAYNPE6I4D","target":"record","payload":{"canonical_record":{"source":{"id":"2401.09706","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2024-01-18T03:32:10Z","cross_cats_sorted":[],"title_canon_sha256":"1df0c7fda0f613097188dbe69f04b365ec08addbd781e68a6796e1b8295f2889","abstract_canon_sha256":"8c0be4fa41c4e67d0dbe6fb957fd7366cd40ba187d8de8052039669462e8c66a"},"schema_version":"1.0"},"canonical_sha256":"f5e2aeb6a4b7e2d9e1f21830d793c8e0d96a9b74b499c848b9a23e527c35b1c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:35:01.065717Z","signature_b64":"/aiTrJ0d+1OYBD6Tt9pLtA+1C1415YIQUa27szScjTE3SIaL6OUU0muGN7WvO4TWh7bDlkBmvxoxrSqgmU2iBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5e2aeb6a4b7e2d9e1f21830d793c8e0d96a9b74b499c848b9a23e527c35b1c3","last_reissued_at":"2026-07-05T07:35:01.065189Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:35:01.065189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.09706","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":"2026-07-05T07:35:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sk4hoFOSANKha0rru40Na4Z27BPwEKjH64ILwk8FcWq7bmcK9fXMG7ZFSzXS4HfOYF8gUv9aUUevw+tDAg7dDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:23:35.197417Z"},"content_sha256":"7ed82b21a48262f91710891f2af75c013ff07fb009e62e97a7e1c267ce51021d","schema_version":"1.0","event_id":"sha256:7ed82b21a48262f91710891f2af75c013ff07fb009e62e97a7e1c267ce51021d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6XRK5NVEW7RNTYPSDAYNPE6I4D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A HPC Co-Scheduler with Reinforcement Learning","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Abel Souza, Johan Tordsson, Kristiaan Pelckmans","submitted_at":"2024-01-18T03:32:10Z","abstract_excerpt":"Although High Performance Computing (HPC) users understand basic resource requirements such as the number of CPUs and memory limits, internal infrastructural utilization data is exclusively leveraged by cluster operators, who use it to configure batch schedulers. This task is challenging and increasingly complex due to ever larger cluster scales and heterogeneity of modern scientific workflows. As a result, HPC systems achieve low utilization with long job completion times (makespans). To tackle these challenges, we propose a co-scheduling algorithm based on an adaptive reinforcement learning "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.09706","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/2401.09706/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":"2026-07-05T07:35:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4j5vDIRBcrUA5OrTx70309uXgsaIQTa7pvrXA81IVGOljx3vYULLYKY5aNX+b7Mt3n/rtbf126/bx5qXagQ4Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:23:35.197799Z"},"content_sha256":"d2e3fa2cca4fb85d63e99c5b3b3bcf6c1d6d9a9d8293db057434fe9c0ec8bf72","schema_version":"1.0","event_id":"sha256:d2e3fa2cca4fb85d63e99c5b3b3bcf6c1d6d9a9d8293db057434fe9c0ec8bf72"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/bundle.json","state_url":"https://pith.science/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/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":"2026-07-06T19:23:35Z","links":{"resolver":"https://pith.science/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D","bundle":"https://pith.science/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/bundle.json","state":"https://pith.science/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6XRK5NVEW7RNTYPSDAYNPE6I4D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6XRK5NVEW7RNTYPSDAYNPE6I4D","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":"8c0be4fa41c4e67d0dbe6fb957fd7366cd40ba187d8de8052039669462e8c66a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2024-01-18T03:32:10Z","title_canon_sha256":"1df0c7fda0f613097188dbe69f04b365ec08addbd781e68a6796e1b8295f2889"},"schema_version":"1.0","source":{"id":"2401.09706","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.09706","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"arxiv_version","alias_value":"2401.09706v1","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.09706","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_12","alias_value":"6XRK5NVEW7RN","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_16","alias_value":"6XRK5NVEW7RNTYPS","created_at":"2026-07-05T07:35:01Z"},{"alias_kind":"pith_short_8","alias_value":"6XRK5NVE","created_at":"2026-07-05T07:35:01Z"}],"graph_snapshots":[{"event_id":"sha256:d2e3fa2cca4fb85d63e99c5b3b3bcf6c1d6d9a9d8293db057434fe9c0ec8bf72","target":"graph","created_at":"2026-07-05T07:35:01Z","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/2401.09706/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Although High Performance Computing (HPC) users understand basic resource requirements such as the number of CPUs and memory limits, internal infrastructural utilization data is exclusively leveraged by cluster operators, who use it to configure batch schedulers. This task is challenging and increasingly complex due to ever larger cluster scales and heterogeneity of modern scientific workflows. As a result, HPC systems achieve low utilization with long job completion times (makespans). To tackle these challenges, we propose a co-scheduling algorithm based on an adaptive reinforcement learning ","authors_text":"Abel Souza, Johan Tordsson, Kristiaan Pelckmans","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2024-01-18T03:32:10Z","title":"A HPC Co-Scheduler with Reinforcement Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.09706","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":"sha256:7ed82b21a48262f91710891f2af75c013ff07fb009e62e97a7e1c267ce51021d","target":"record","created_at":"2026-07-05T07:35:01Z","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":"8c0be4fa41c4e67d0dbe6fb957fd7366cd40ba187d8de8052039669462e8c66a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2024-01-18T03:32:10Z","title_canon_sha256":"1df0c7fda0f613097188dbe69f04b365ec08addbd781e68a6796e1b8295f2889"},"schema_version":"1.0","source":{"id":"2401.09706","kind":"arxiv","version":1}},"canonical_sha256":"f5e2aeb6a4b7e2d9e1f21830d793c8e0d96a9b74b499c848b9a23e527c35b1c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f5e2aeb6a4b7e2d9e1f21830d793c8e0d96a9b74b499c848b9a23e527c35b1c3","first_computed_at":"2026-07-05T07:35:01.065189Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:35:01.065189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/aiTrJ0d+1OYBD6Tt9pLtA+1C1415YIQUa27szScjTE3SIaL6OUU0muGN7WvO4TWh7bDlkBmvxoxrSqgmU2iBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:35:01.065717Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.09706","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ed82b21a48262f91710891f2af75c013ff07fb009e62e97a7e1c267ce51021d","sha256:d2e3fa2cca4fb85d63e99c5b3b3bcf6c1d6d9a9d8293db057434fe9c0ec8bf72"],"state_sha256":"92b2928917c6481920ddaa13c1006a95152fccf1b4448a528bc51adab1ffb806"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KC0GrKglZyx/3a7nVmLTSdLLm7kOlwQ77Es0rejNqKTjAI9lattEpJzOgbR95h25icGZwtkbtWmHdhv8pu/wDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T19:23:35.200037Z","bundle_sha256":"f332eb12fc2d70f06a1f3a8e3bb36f1be3933b466a6a23a18ef60caebb3f8964"}}