{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZITJW2XA5B44LY245F3RBTTKO7","short_pith_number":"pith:ZITJW2XA","canonical_record":{"source":{"id":"1807.00581","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-02T10:29:09Z","cross_cats_sorted":[],"title_canon_sha256":"dd190fc5d1e4825356a42125d0813f23913c7cb15478be9959ef0512a84b8580","abstract_canon_sha256":"e3a7e4c77391399818ad5e0cd8317c367000cb87d6d85ff9761ebba9c51226bb"},"schema_version":"1.0"},"canonical_sha256":"ca269b6ae0e879c5e35ce97710ce6a77fefd2da7a1b0bd6293722b68c8913415","source":{"kind":"arxiv","id":"1807.00581","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00581","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00581v1","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00581","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"pith_short_12","alias_value":"ZITJW2XA5B44","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZITJW2XA5B44LY24","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZITJW2XA","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZITJW2XA5B44LY245F3RBTTKO7","target":"record","payload":{"canonical_record":{"source":{"id":"1807.00581","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-02T10:29:09Z","cross_cats_sorted":[],"title_canon_sha256":"dd190fc5d1e4825356a42125d0813f23913c7cb15478be9959ef0512a84b8580","abstract_canon_sha256":"e3a7e4c77391399818ad5e0cd8317c367000cb87d6d85ff9761ebba9c51226bb"},"schema_version":"1.0"},"canonical_sha256":"ca269b6ae0e879c5e35ce97710ce6a77fefd2da7a1b0bd6293722b68c8913415","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:52.111615Z","signature_b64":"NILcWf7iKzIf1U4YbKmlPAe/T5ALJ2oVK/qDNlwIlxCRiPATDc9JnEU1AzB86ctzd52oD1+A5a+6LwPiJ+4tBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca269b6ae0e879c5e35ce97710ce6a77fefd2da7a1b0bd6293722b68c8913415","last_reissued_at":"2026-05-18T00:11:52.110900Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:52.110900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.00581","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":"2026-05-18T00:11:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pNx+ONZ8LnLxwaN3didDKJTLquM3xlkBZif/geAJBGvI4PvUci9bJiXawPK2ccZ5NBz8WaDhmcNH9t9Y6RtGDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:27:34.347747Z"},"content_sha256":"97a1955813bb4dac7ff12275a212fc87d8ac91983583e731248621a2eada538b","schema_version":"1.0","event_id":"sha256:97a1955813bb4dac7ff12275a212fc87d8ac91983583e731248621a2eada538b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZITJW2XA5B44LY245F3RBTTKO7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamic load balancing strategies for hierarchical p-FEM solvers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"(2) University of Belgrade, (3) SOFiSTiK AG, Alexander D\\\"uster (1), Andreas Niggl (3), Belgrade, Ernst Rank (1) ((1) Technische Universit\\\"at M\\\"unchen, Germany, Germany), Jovana Kne\\v{z}evi\\'c (2), Munich, Oberschleissheim, Ralf-Peter Mundani (1), Serbia","submitted_at":"2018-07-02T10:29:09Z","abstract_excerpt":"Equation systems resulting from a p-version FEM discretisation typically require a special treatment as iterative solvers are not very efficient here. Applying hierarchical concepts based on a nested dissection approach allow for both the design of sophisticated solvers as well as for advanced parallelisation strategies. To fully exploit the underlying computing power of parallel systems, dynamic load balancing strategies become an essential component."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00581","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":"2026-05-18T00:11:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zs/ho+GXf4KfktrmHJO41Bx2VSvSCtY3Y87YPGX2kKRsF2RXv2L0m7k7zRa4twSu7L/e5iW18lovbf3YSzMGDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:27:34.348121Z"},"content_sha256":"dd292fa418923d929b611a4421e4827f77c108eefad12c2a13a5f12f661a7ace","schema_version":"1.0","event_id":"sha256:dd292fa418923d929b611a4421e4827f77c108eefad12c2a13a5f12f661a7ace"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZITJW2XA5B44LY245F3RBTTKO7/bundle.json","state_url":"https://pith.science/pith/ZITJW2XA5B44LY245F3RBTTKO7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZITJW2XA5B44LY245F3RBTTKO7/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":"2026-05-29T17:27:34Z","links":{"resolver":"https://pith.science/pith/ZITJW2XA5B44LY245F3RBTTKO7","bundle":"https://pith.science/pith/ZITJW2XA5B44LY245F3RBTTKO7/bundle.json","state":"https://pith.science/pith/ZITJW2XA5B44LY245F3RBTTKO7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZITJW2XA5B44LY245F3RBTTKO7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZITJW2XA5B44LY245F3RBTTKO7","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":"e3a7e4c77391399818ad5e0cd8317c367000cb87d6d85ff9761ebba9c51226bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-02T10:29:09Z","title_canon_sha256":"dd190fc5d1e4825356a42125d0813f23913c7cb15478be9959ef0512a84b8580"},"schema_version":"1.0","source":{"id":"1807.00581","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00581","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00581v1","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00581","created_at":"2026-05-18T00:11:52Z"},{"alias_kind":"pith_short_12","alias_value":"ZITJW2XA5B44","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZITJW2XA5B44LY24","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZITJW2XA","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:dd292fa418923d929b611a4421e4827f77c108eefad12c2a13a5f12f661a7ace","target":"graph","created_at":"2026-05-18T00:11:52Z","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":"Equation systems resulting from a p-version FEM discretisation typically require a special treatment as iterative solvers are not very efficient here. Applying hierarchical concepts based on a nested dissection approach allow for both the design of sophisticated solvers as well as for advanced parallelisation strategies. To fully exploit the underlying computing power of parallel systems, dynamic load balancing strategies become an essential component.","authors_text":"(2) University of Belgrade, (3) SOFiSTiK AG, Alexander D\\\"uster (1), Andreas Niggl (3), Belgrade, Ernst Rank (1) ((1) Technische Universit\\\"at M\\\"unchen, Germany, Germany), Jovana Kne\\v{z}evi\\'c (2), Munich, Oberschleissheim, Ralf-Peter Mundani (1), Serbia","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-02T10:29:09Z","title":"Dynamic load balancing strategies for hierarchical p-FEM solvers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00581","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":"sha256:97a1955813bb4dac7ff12275a212fc87d8ac91983583e731248621a2eada538b","target":"record","created_at":"2026-05-18T00:11:52Z","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":"e3a7e4c77391399818ad5e0cd8317c367000cb87d6d85ff9761ebba9c51226bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-07-02T10:29:09Z","title_canon_sha256":"dd190fc5d1e4825356a42125d0813f23913c7cb15478be9959ef0512a84b8580"},"schema_version":"1.0","source":{"id":"1807.00581","kind":"arxiv","version":1}},"canonical_sha256":"ca269b6ae0e879c5e35ce97710ce6a77fefd2da7a1b0bd6293722b68c8913415","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca269b6ae0e879c5e35ce97710ce6a77fefd2da7a1b0bd6293722b68c8913415","first_computed_at":"2026-05-18T00:11:52.110900Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:11:52.110900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NILcWf7iKzIf1U4YbKmlPAe/T5ALJ2oVK/qDNlwIlxCRiPATDc9JnEU1AzB86ctzd52oD1+A5a+6LwPiJ+4tBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:11:52.111615Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.00581","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97a1955813bb4dac7ff12275a212fc87d8ac91983583e731248621a2eada538b","sha256:dd292fa418923d929b611a4421e4827f77c108eefad12c2a13a5f12f661a7ace"],"state_sha256":"c1453187584f4f83397324039c5506f668a0a37143613804d1692e9e6cc759fa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tPsCBVIboH7VD2uQ+4vw75nDmy+MdEUM9UFGPdm4bZyjGZ6hABHBEc4vp3TdMZOEKQNaUaZB0fgaTtIXSH5RAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T17:27:34.350648Z","bundle_sha256":"fbbdc66890a4d9ec4f4d01f06a855ccfb4523731a721aa1f8e0acee879eee831"}}