{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:23LHSVUW3SSSY3TQDS2556LJXH","short_pith_number":"pith:23LHSVUW","canonical_record":{"source":{"id":"2606.23265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-06-22T12:47:43Z","cross_cats_sorted":["cs.PF"],"title_canon_sha256":"51b3b8d3ab70ccd75f028b8e0a85b20b6363300ee5dcad05bac2107c2fa4afd8","abstract_canon_sha256":"0c942d906706a17f54971e79d546f2680d94e7c073da8f9e961d3a0d86546e43"},"schema_version":"1.0"},"canonical_sha256":"d6d6795696dca52c6e701cb5def969b9cfbb21026a577a49e38266f5105ef081","source":{"kind":"arxiv","id":"2606.23265","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.23265","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"arxiv_version","alias_value":"2606.23265v1","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.23265","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_12","alias_value":"23LHSVUW3SSS","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_16","alias_value":"23LHSVUW3SSSY3TQ","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_8","alias_value":"23LHSVUW","created_at":"2026-06-23T03:14:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:23LHSVUW3SSSY3TQDS2556LJXH","target":"record","payload":{"canonical_record":{"source":{"id":"2606.23265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-06-22T12:47:43Z","cross_cats_sorted":["cs.PF"],"title_canon_sha256":"51b3b8d3ab70ccd75f028b8e0a85b20b6363300ee5dcad05bac2107c2fa4afd8","abstract_canon_sha256":"0c942d906706a17f54971e79d546f2680d94e7c073da8f9e961d3a0d86546e43"},"schema_version":"1.0"},"canonical_sha256":"d6d6795696dca52c6e701cb5def969b9cfbb21026a577a49e38266f5105ef081","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T03:14:15.251810Z","signature_b64":"hbJNpbrZcYvCO75Anv4da/camvNDPWrxNJe8wlKJ8+SxZNK9Z+73iWT/jYWUICs1jrMdWQnbfoqugIAlOY3sAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6d6795696dca52c6e701cb5def969b9cfbb21026a577a49e38266f5105ef081","last_reissued_at":"2026-06-23T03:14:15.251463Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T03:14:15.251463Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.23265","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":"2026-06-23T03:14:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"62jjxic0Lsgv0glhw7exPL82lqzDssMPzIUHKw8+qE8f0Lgm9ji7/gTDCQ34x5BGVFGT7f9/6WW3bDALPXBXAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T13:58:16.687042Z"},"content_sha256":"95eb40f7da0aced751b946ec2e787b2f8169df9a77413f81a0ce5ffea98e77ce","schema_version":"1.0","event_id":"sha256:95eb40f7da0aced751b946ec2e787b2f8169df9a77413f81a0ce5ffea98e77ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:23LHSVUW3SSSY3TQDS2556LJXH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Node-Level Performance and Energy Characterization of Flagship Science Applications on SuperMUC-NG Phase 2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.PF"],"primary_cat":"cs.DC","authors_text":"Alexander P\\\"oppl, Elmira Birang, Gerald Mathias, Ivan Pribec, Margarita Egelhofer, Plamen Dobrev, Sajad Azizi, Salvatore Cielo","submitted_at":"2026-06-22T12:47:43Z","abstract_excerpt":"We present a systematic performance and energy-efficiency characterization of five flagship scientific workloads on SuperMUC-NG phase 2, the 28 PetaFLOPs system at the Leibniz Supercomputing Center (LRZ) equipped with Intel Xeon Platinum 8480+ and Intel Data Center GPU Max 1550 (Ponte Vecchio, PVC) accelerators. The selected codes span molecular dynamics (gromacs, lammps), astrophysics and cosmology (OpenGadget3, AthenaK), and finite-element PDE solvers from the dealii-X Center of Excellence. For each code we measure throughput and energy efficiency expressed as compute-elements per wall-clock"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.23265","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/2606.23265/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":"2026-06-23T03:14:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"00Esh35QjMUQZWsjvBz3M0p/bMfBSDnASiMr0fPXSmTpu4OitzoKdHrfDQGMjOq4YTumu/Bn6+eQbmdlv408DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T13:58:16.687417Z"},"content_sha256":"5cc5d533d4fc423eac838ccd77e79d537d375f9e04e9eae77a280022300f416b","schema_version":"1.0","event_id":"sha256:5cc5d533d4fc423eac838ccd77e79d537d375f9e04e9eae77a280022300f416b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/23LHSVUW3SSSY3TQDS2556LJXH/bundle.json","state_url":"https://pith.science/pith/23LHSVUW3SSSY3TQDS2556LJXH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/23LHSVUW3SSSY3TQDS2556LJXH/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":"2026-06-27T13:58:16Z","links":{"resolver":"https://pith.science/pith/23LHSVUW3SSSY3TQDS2556LJXH","bundle":"https://pith.science/pith/23LHSVUW3SSSY3TQDS2556LJXH/bundle.json","state":"https://pith.science/pith/23LHSVUW3SSSY3TQDS2556LJXH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/23LHSVUW3SSSY3TQDS2556LJXH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:23LHSVUW3SSSY3TQDS2556LJXH","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":"0c942d906706a17f54971e79d546f2680d94e7c073da8f9e961d3a0d86546e43","cross_cats_sorted":["cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-06-22T12:47:43Z","title_canon_sha256":"51b3b8d3ab70ccd75f028b8e0a85b20b6363300ee5dcad05bac2107c2fa4afd8"},"schema_version":"1.0","source":{"id":"2606.23265","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.23265","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"arxiv_version","alias_value":"2606.23265v1","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.23265","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_12","alias_value":"23LHSVUW3SSS","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_16","alias_value":"23LHSVUW3SSSY3TQ","created_at":"2026-06-23T03:14:15Z"},{"alias_kind":"pith_short_8","alias_value":"23LHSVUW","created_at":"2026-06-23T03:14:15Z"}],"graph_snapshots":[{"event_id":"sha256:5cc5d533d4fc423eac838ccd77e79d537d375f9e04e9eae77a280022300f416b","target":"graph","created_at":"2026-06-23T03:14:15Z","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/2606.23265/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a systematic performance and energy-efficiency characterization of five flagship scientific workloads on SuperMUC-NG phase 2, the 28 PetaFLOPs system at the Leibniz Supercomputing Center (LRZ) equipped with Intel Xeon Platinum 8480+ and Intel Data Center GPU Max 1550 (Ponte Vecchio, PVC) accelerators. The selected codes span molecular dynamics (gromacs, lammps), astrophysics and cosmology (OpenGadget3, AthenaK), and finite-element PDE solvers from the dealii-X Center of Excellence. For each code we measure throughput and energy efficiency expressed as compute-elements per wall-clock","authors_text":"Alexander P\\\"oppl, Elmira Birang, Gerald Mathias, Ivan Pribec, Margarita Egelhofer, Plamen Dobrev, Sajad Azizi, Salvatore Cielo","cross_cats":["cs.PF"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-06-22T12:47:43Z","title":"Node-Level Performance and Energy Characterization of Flagship Science Applications on SuperMUC-NG Phase 2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.23265","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":"sha256:95eb40f7da0aced751b946ec2e787b2f8169df9a77413f81a0ce5ffea98e77ce","target":"record","created_at":"2026-06-23T03:14:15Z","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":"0c942d906706a17f54971e79d546f2680d94e7c073da8f9e961d3a0d86546e43","cross_cats_sorted":["cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-06-22T12:47:43Z","title_canon_sha256":"51b3b8d3ab70ccd75f028b8e0a85b20b6363300ee5dcad05bac2107c2fa4afd8"},"schema_version":"1.0","source":{"id":"2606.23265","kind":"arxiv","version":1}},"canonical_sha256":"d6d6795696dca52c6e701cb5def969b9cfbb21026a577a49e38266f5105ef081","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6d6795696dca52c6e701cb5def969b9cfbb21026a577a49e38266f5105ef081","first_computed_at":"2026-06-23T03:14:15.251463Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T03:14:15.251463Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hbJNpbrZcYvCO75Anv4da/camvNDPWrxNJe8wlKJ8+SxZNK9Z+73iWT/jYWUICs1jrMdWQnbfoqugIAlOY3sAw==","signature_status":"signed_v1","signed_at":"2026-06-23T03:14:15.251810Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.23265","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95eb40f7da0aced751b946ec2e787b2f8169df9a77413f81a0ce5ffea98e77ce","sha256:5cc5d533d4fc423eac838ccd77e79d537d375f9e04e9eae77a280022300f416b"],"state_sha256":"1162bd3433f6f9076fd590d17046f88a8a93f3db765112fe1a4631f694a76891"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f9vkR+jZw3WEaJHDfq58Cy5wyml24Ww7n61LIhbXtazUNZIsvBb0LFoI1uI2nXjbLofvU/jnmzIGAiBlXBGOCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T13:58:16.689383Z","bundle_sha256":"748e253ca298a9d96f8e29497d6c7b0bd038bca866a394478af77a4abf030964"}}