{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:MNL65NXFVMQMTUOMI2K4OMQZD6","short_pith_number":"pith:MNL65NXF","canonical_record":{"source":{"id":"1907.00194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-06-29T12:14:04Z","cross_cats_sorted":["cs.NI","cs.PF"],"title_canon_sha256":"a1f7c8cc3051a67de76499ea3fa465a99ca100edf88362594303c1530b01b024","abstract_canon_sha256":"d34317fc18ad94ca2929aac153eb13c79f7c97cafdc09c45e67cad992b951858"},"schema_version":"1.0"},"canonical_sha256":"6357eeb6e5ab20c9d1cc4695c732191fbabd7377c27d98b93b2b8a989c234bc0","source":{"kind":"arxiv","id":"1907.00194","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.00194","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"arxiv_version","alias_value":"1907.00194v1","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.00194","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"pith_short_12","alias_value":"MNL65NXFVMQM","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"MNL65NXFVMQMTUOM","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"MNL65NXF","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:MNL65NXFVMQMTUOMI2K4OMQZD6","target":"record","payload":{"canonical_record":{"source":{"id":"1907.00194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-06-29T12:14:04Z","cross_cats_sorted":["cs.NI","cs.PF"],"title_canon_sha256":"a1f7c8cc3051a67de76499ea3fa465a99ca100edf88362594303c1530b01b024","abstract_canon_sha256":"d34317fc18ad94ca2929aac153eb13c79f7c97cafdc09c45e67cad992b951858"},"schema_version":"1.0"},"canonical_sha256":"6357eeb6e5ab20c9d1cc4695c732191fbabd7377c27d98b93b2b8a989c234bc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:52.558169Z","signature_b64":"ilkKomSkE8Viqt2Eb1Xg0lwaMS/7iW4UPHPz1OIh2nBnnVyTJJxDUgUL6hO/sSu/IyPzhyCiB66G/CMMcJw6Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6357eeb6e5ab20c9d1cc4695c732191fbabd7377c27d98b93b2b8a989c234bc0","last_reissued_at":"2026-05-17T23:41:52.557590Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:52.557590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.00194","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":"2026-05-17T23:41:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Puw0XT63tJbex+wGnvYOXkb++Dmo/Nnq9nkDLEib1KXf9cqFeZctvDI0bsHYgDO6RQiFcE74LK7eSTdn5i5vCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:36:29.126805Z"},"content_sha256":"93865acafe373b4ec4663142da3ccb8f4a467ddc486dcd961ef2906e15780649","schema_version":"1.0","event_id":"sha256:93865acafe373b4ec4663142da3ccb8f4a467ddc486dcd961ef2906e15780649"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:MNL65NXFVMQMTUOMI2K4OMQZD6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Open-MPI over MOSIX: paralleled computing in a clustered world","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI","cs.PF"],"primary_cat":"cs.DC","authors_text":"Adam Lev-Libfeld, Alex Margolin, Amnon Barak","submitted_at":"2019-06-29T12:14:04Z","abstract_excerpt":"Recent increased interest in Cloud computing emphasizes the need to find an adequate solution to the load-balancing problem in parallel computing -- efficiently running several jobs concurrently on a cluster of shared computers (nodes). One approach to solve this problem is by preemptive process migration -- the transfer of running processes between nodes. A possible drawback of this approach is the increased overhead between heavily communicating processes. This project presents a solution to this last problem by incorporating the process migration capability of MOSIX into Open-MPI and by red"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.00194","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":""},"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":"2026-05-17T23:41:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0wAoEpElDadmUHsgiZ5FnXbTaXcXAcHbBJiMuUvAw2qYFPXP2B/sd0fVnGauB0Ja2k5IgdykdpGmGxCq3M22Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:36:29.127491Z"},"content_sha256":"5bcacc2e708be4c6eb41ac6d408c9cc890f207c807ee6490e482ebe428f35438","schema_version":"1.0","event_id":"sha256:5bcacc2e708be4c6eb41ac6d408c9cc890f207c807ee6490e482ebe428f35438"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/bundle.json","state_url":"https://pith.science/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/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":"2026-05-27T18:36:29Z","links":{"resolver":"https://pith.science/pith/MNL65NXFVMQMTUOMI2K4OMQZD6","bundle":"https://pith.science/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/bundle.json","state":"https://pith.science/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MNL65NXFVMQMTUOMI2K4OMQZD6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:MNL65NXFVMQMTUOMI2K4OMQZD6","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":"d34317fc18ad94ca2929aac153eb13c79f7c97cafdc09c45e67cad992b951858","cross_cats_sorted":["cs.NI","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-06-29T12:14:04Z","title_canon_sha256":"a1f7c8cc3051a67de76499ea3fa465a99ca100edf88362594303c1530b01b024"},"schema_version":"1.0","source":{"id":"1907.00194","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.00194","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"arxiv_version","alias_value":"1907.00194v1","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.00194","created_at":"2026-05-17T23:41:52Z"},{"alias_kind":"pith_short_12","alias_value":"MNL65NXFVMQM","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"MNL65NXFVMQMTUOM","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"MNL65NXF","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:5bcacc2e708be4c6eb41ac6d408c9cc890f207c807ee6490e482ebe428f35438","target":"graph","created_at":"2026-05-17T23:41:52Z","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":"Recent increased interest in Cloud computing emphasizes the need to find an adequate solution to the load-balancing problem in parallel computing -- efficiently running several jobs concurrently on a cluster of shared computers (nodes). One approach to solve this problem is by preemptive process migration -- the transfer of running processes between nodes. A possible drawback of this approach is the increased overhead between heavily communicating processes. This project presents a solution to this last problem by incorporating the process migration capability of MOSIX into Open-MPI and by red","authors_text":"Adam Lev-Libfeld, Alex Margolin, Amnon Barak","cross_cats":["cs.NI","cs.PF"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-06-29T12:14:04Z","title":"Open-MPI over MOSIX: paralleled computing in a clustered world"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.00194","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":"sha256:93865acafe373b4ec4663142da3ccb8f4a467ddc486dcd961ef2906e15780649","target":"record","created_at":"2026-05-17T23:41:52Z","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":"d34317fc18ad94ca2929aac153eb13c79f7c97cafdc09c45e67cad992b951858","cross_cats_sorted":["cs.NI","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-06-29T12:14:04Z","title_canon_sha256":"a1f7c8cc3051a67de76499ea3fa465a99ca100edf88362594303c1530b01b024"},"schema_version":"1.0","source":{"id":"1907.00194","kind":"arxiv","version":1}},"canonical_sha256":"6357eeb6e5ab20c9d1cc4695c732191fbabd7377c27d98b93b2b8a989c234bc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6357eeb6e5ab20c9d1cc4695c732191fbabd7377c27d98b93b2b8a989c234bc0","first_computed_at":"2026-05-17T23:41:52.557590Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:52.557590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ilkKomSkE8Viqt2Eb1Xg0lwaMS/7iW4UPHPz1OIh2nBnnVyTJJxDUgUL6hO/sSu/IyPzhyCiB66G/CMMcJw6Bg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:52.558169Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.00194","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:93865acafe373b4ec4663142da3ccb8f4a467ddc486dcd961ef2906e15780649","sha256:5bcacc2e708be4c6eb41ac6d408c9cc890f207c807ee6490e482ebe428f35438"],"state_sha256":"b4ae6ff5caa064df257331624682648e2c1ec537643b1d35b9bed3bfacef84cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jTll+W4C5xLhh4y3vWbrxJjVS/9KY95kVRfG1S4FDxH5IiF3prYMauZUQnT9/gsWBQF76g9C0s/GX71jhN+eBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:36:29.131220Z","bundle_sha256":"f253d236a7caef6ec12e3e0783d55cf6ddbe55712fa54fd302b03f3b2293f038"}}