{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:7WOVBFO5CWDTE26C5IPUSYNC26","short_pith_number":"pith:7WOVBFO5","canonical_record":{"source":{"id":"1807.03577","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-10T11:47:51Z","cross_cats_sorted":[],"title_canon_sha256":"853312313a8c2e912bffd2b8ab0b62cdf95a4bd22c38557c214a5c6b10c1cb7d","abstract_canon_sha256":"13a40097249e431f9fed97cf7013a0fcc7750655e9ce6f2fba79898a6cc85009"},"schema_version":"1.0"},"canonical_sha256":"fd9d5095dd1587326bc2ea1f4961a2d7b8b87588f6657406b8209414b2c88e71","source":{"kind":"arxiv","id":"1807.03577","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.03577","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"arxiv_version","alias_value":"1807.03577v2","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.03577","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"pith_short_12","alias_value":"7WOVBFO5CWDT","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7WOVBFO5CWDTE26C","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7WOVBFO5","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:7WOVBFO5CWDTE26C5IPUSYNC26","target":"record","payload":{"canonical_record":{"source":{"id":"1807.03577","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-10T11:47:51Z","cross_cats_sorted":[],"title_canon_sha256":"853312313a8c2e912bffd2b8ab0b62cdf95a4bd22c38557c214a5c6b10c1cb7d","abstract_canon_sha256":"13a40097249e431f9fed97cf7013a0fcc7750655e9ce6f2fba79898a6cc85009"},"schema_version":"1.0"},"canonical_sha256":"fd9d5095dd1587326bc2ea1f4961a2d7b8b87588f6657406b8209414b2c88e71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:51.546630Z","signature_b64":"06rVsIP7E15awb2n3ccggFROAAef5jyUfdICT/RH8siNJv8LIWAnXvY8d7h/MvtKh0HRtgxlAYVRTsh6OS6NDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd9d5095dd1587326bc2ea1f4961a2d7b8b87588f6657406b8209414b2c88e71","last_reissued_at":"2026-05-18T00:10:51.546095Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:51.546095Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.03577","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:10:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L8M/qlweBSxO+WmW2JZ4T+8dP7MNpaKnhiLOCd4NzbwkSNCRShdOPnk2slaCqHaaTnI7JKemxscT+Wl6ZVmhCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:21:21.730625Z"},"content_sha256":"b174cc276f4ebefbdedb3a85f1d2e495468ceaf4efc509c0cacf287d92c3313c","schema_version":"1.0","event_id":"sha256:b174cc276f4ebefbdedb3a85f1d2e495468ceaf4efc509c0cacf287d92c3313c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:7WOVBFO5CWDTE26C5IPUSYNC26","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SiL: An Approach for Adjusting Applications to Heterogeneous Systems Under Perturbations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Ali Mohammed, Florina M. Ciorba","submitted_at":"2018-07-10T11:47:51Z","abstract_excerpt":"Scientific applications consist of large and computationally-intensive loops. Dynamic loop scheduling (DLS) techniques are used to load balance the execution of such applications. Load imbalance can be caused by variations in loop iteration execution times due to problem, algorithmic, or systemic characteristics (also, perturbations). The following question motivates this work: \"Given an application, a high-performance computing (HPC) system, and both their characteristics and interplay, which DLS technique will achieve improved performance under unpredictable perturbations?\" Existing work onl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.03577","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:10:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qIpE9bc/DZlcrpIIpfgPcNZNC7nOalzxItcMH8676ludU8ZWLevlIXZouHW91QaqysbOKNon2TjCklRMxUGtAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:21:21.731239Z"},"content_sha256":"d57f2731868b8af58f65bdea5803a64641efe0672a90a23c7dc281bfb484319f","schema_version":"1.0","event_id":"sha256:d57f2731868b8af58f65bdea5803a64641efe0672a90a23c7dc281bfb484319f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7WOVBFO5CWDTE26C5IPUSYNC26/bundle.json","state_url":"https://pith.science/pith/7WOVBFO5CWDTE26C5IPUSYNC26/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7WOVBFO5CWDTE26C5IPUSYNC26/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":"2026-06-04T22:21:21Z","links":{"resolver":"https://pith.science/pith/7WOVBFO5CWDTE26C5IPUSYNC26","bundle":"https://pith.science/pith/7WOVBFO5CWDTE26C5IPUSYNC26/bundle.json","state":"https://pith.science/pith/7WOVBFO5CWDTE26C5IPUSYNC26/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7WOVBFO5CWDTE26C5IPUSYNC26/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:7WOVBFO5CWDTE26C5IPUSYNC26","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":"13a40097249e431f9fed97cf7013a0fcc7750655e9ce6f2fba79898a6cc85009","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-10T11:47:51Z","title_canon_sha256":"853312313a8c2e912bffd2b8ab0b62cdf95a4bd22c38557c214a5c6b10c1cb7d"},"schema_version":"1.0","source":{"id":"1807.03577","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.03577","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"arxiv_version","alias_value":"1807.03577v2","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.03577","created_at":"2026-05-18T00:10:51Z"},{"alias_kind":"pith_short_12","alias_value":"7WOVBFO5CWDT","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7WOVBFO5CWDTE26C","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7WOVBFO5","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:d57f2731868b8af58f65bdea5803a64641efe0672a90a23c7dc281bfb484319f","target":"graph","created_at":"2026-05-18T00:10:51Z","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"},"paper":{"abstract_excerpt":"Scientific applications consist of large and computationally-intensive loops. Dynamic loop scheduling (DLS) techniques are used to load balance the execution of such applications. Load imbalance can be caused by variations in loop iteration execution times due to problem, algorithmic, or systemic characteristics (also, perturbations). The following question motivates this work: \"Given an application, a high-performance computing (HPC) system, and both their characteristics and interplay, which DLS technique will achieve improved performance under unpredictable perturbations?\" Existing work onl","authors_text":"Ali Mohammed, Florina M. Ciorba","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-10T11:47:51Z","title":"SiL: An Approach for Adjusting Applications to Heterogeneous Systems Under Perturbations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.03577","kind":"arxiv","version":2},"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:b174cc276f4ebefbdedb3a85f1d2e495468ceaf4efc509c0cacf287d92c3313c","target":"record","created_at":"2026-05-18T00:10:51Z","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":"13a40097249e431f9fed97cf7013a0fcc7750655e9ce6f2fba79898a6cc85009","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-10T11:47:51Z","title_canon_sha256":"853312313a8c2e912bffd2b8ab0b62cdf95a4bd22c38557c214a5c6b10c1cb7d"},"schema_version":"1.0","source":{"id":"1807.03577","kind":"arxiv","version":2}},"canonical_sha256":"fd9d5095dd1587326bc2ea1f4961a2d7b8b87588f6657406b8209414b2c88e71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fd9d5095dd1587326bc2ea1f4961a2d7b8b87588f6657406b8209414b2c88e71","first_computed_at":"2026-05-18T00:10:51.546095Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:51.546095Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"06rVsIP7E15awb2n3ccggFROAAef5jyUfdICT/RH8siNJv8LIWAnXvY8d7h/MvtKh0HRtgxlAYVRTsh6OS6NDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:51.546630Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.03577","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b174cc276f4ebefbdedb3a85f1d2e495468ceaf4efc509c0cacf287d92c3313c","sha256:d57f2731868b8af58f65bdea5803a64641efe0672a90a23c7dc281bfb484319f"],"state_sha256":"89a74ef78ec4f7bb9032cacc425da8b0e8daaa5b420245e64f7e12b6ea3fe0b2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZozPL+ZE2gdc+HrxqUiGV7ngpMw75Q4W5bnT2BAAigmw4E9yzSwMC8TuNpjLwNrbv4gOom3ZD88qX5FC/M/GCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:21:21.734572Z","bundle_sha256":"964437f4b14fe22b2308e300cf25f44b26e8d2bb743ad4afcc41835a74da04e5"}}