{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FFDMLQHSUYSN3WLXBFRMPCU4ZX","short_pith_number":"pith:FFDMLQHS","canonical_record":{"source":{"id":"1907.05560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-07-12T03:21:54Z","cross_cats_sorted":["cs.CE","cs.PF"],"title_canon_sha256":"e77b4b020e44dde6be4242b99cce66112c6ec3cfb89d840c42004150306e54db","abstract_canon_sha256":"b9dd3c774aa32948b77661993705414505c359eba5b3bb46ee9c8d6bc1d3d423"},"schema_version":"1.0"},"canonical_sha256":"2946c5c0f2a624ddd9770962c78a9ccdee02771c10c63010ef20b07d8b11e557","source":{"kind":"arxiv","id":"1907.05560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05560","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05560v1","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05560","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"pith_short_12","alias_value":"FFDMLQHSUYSN","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"FFDMLQHSUYSN3WLX","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"FFDMLQHS","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FFDMLQHSUYSN3WLXBFRMPCU4ZX","target":"record","payload":{"canonical_record":{"source":{"id":"1907.05560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-07-12T03:21:54Z","cross_cats_sorted":["cs.CE","cs.PF"],"title_canon_sha256":"e77b4b020e44dde6be4242b99cce66112c6ec3cfb89d840c42004150306e54db","abstract_canon_sha256":"b9dd3c774aa32948b77661993705414505c359eba5b3bb46ee9c8d6bc1d3d423"},"schema_version":"1.0"},"canonical_sha256":"2946c5c0f2a624ddd9770962c78a9ccdee02771c10c63010ef20b07d8b11e557","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:40:47.933249Z","signature_b64":"10LN1WwpOIXUwegmOTnNDobXYPwgEdK1C5Aljr14aM1xMqEW4beZdAd1e/e020d5yUNWc98xHV+YQNMbWtC1Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2946c5c0f2a624ddd9770962c78a9ccdee02771c10c63010ef20b07d8b11e557","last_reissued_at":"2026-05-17T23:40:47.932586Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:40:47.932586Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.05560","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":"2026-05-17T23:40:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HscW0aJfocUYw1M6So4rZfUPh6c5WwtnLtQ+hzPKC2YhxKsJglalRdk/1uO88ZKAuDu39lR4bQHwOfaBEUfyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T09:38:07.309503Z"},"content_sha256":"6723a93b9a8872961a4a38515b0ccfeb1aacfd97dbf1bf51f8dbd0f0e564629c","schema_version":"1.0","event_id":"sha256:6723a93b9a8872961a4a38515b0ccfeb1aacfd97dbf1bf51f8dbd0f0e564629c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FFDMLQHSUYSN3WLXBFRMPCU4ZX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulating Nonlinear Neutrino Oscillations on Next-Generation Many-Core Architectures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CE","cs.PF"],"primary_cat":"cs.DC","authors_text":"Vahid Noormofidi","submitted_at":"2019-07-12T03:21:54Z","abstract_excerpt":"In this work an astrophysical simulation code, XFLAT, is developed to study neutrino oscillations in supernovae. XFLAT is designed to utilize multiple levels of parallelism through MPI, OpenMP, and SIMD instructions (vectorization). It can run on both the CPU and the Xeon Phi co-processor, the latter of which is based on the Intel Many Integrated Core Architecture (MIC). The performance of XFLAT on configurations and scenarios has been analyzed. In addition, the impact of I/O and the multi-node configuration on the Xeon Phi-equipped heterogeneous supercomputers such as Stampede at the Texas Ad"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05560","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":"2026-05-17T23:40:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wreZhCdFPmpl85WLO+FvPhzTbUame183Hqt04DDmGbOKcfikVFKI5F3prJCfXGnwfIWOvsax7JP4TOPCUDMZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T09:38:07.309856Z"},"content_sha256":"84492f20c44ea107848902cc8bad9328a40cea212c5a09ca48b7ccb166731a06","schema_version":"1.0","event_id":"sha256:84492f20c44ea107848902cc8bad9328a40cea212c5a09ca48b7ccb166731a06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/bundle.json","state_url":"https://pith.science/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/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":"2026-06-11T09:38:07Z","links":{"resolver":"https://pith.science/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX","bundle":"https://pith.science/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/bundle.json","state":"https://pith.science/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FFDMLQHSUYSN3WLXBFRMPCU4ZX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FFDMLQHSUYSN3WLXBFRMPCU4ZX","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":"b9dd3c774aa32948b77661993705414505c359eba5b3bb46ee9c8d6bc1d3d423","cross_cats_sorted":["cs.CE","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-07-12T03:21:54Z","title_canon_sha256":"e77b4b020e44dde6be4242b99cce66112c6ec3cfb89d840c42004150306e54db"},"schema_version":"1.0","source":{"id":"1907.05560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05560","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05560v1","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05560","created_at":"2026-05-17T23:40:47Z"},{"alias_kind":"pith_short_12","alias_value":"FFDMLQHSUYSN","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"FFDMLQHSUYSN3WLX","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"FFDMLQHS","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:84492f20c44ea107848902cc8bad9328a40cea212c5a09ca48b7ccb166731a06","target":"graph","created_at":"2026-05-17T23:40:47Z","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":"In this work an astrophysical simulation code, XFLAT, is developed to study neutrino oscillations in supernovae. XFLAT is designed to utilize multiple levels of parallelism through MPI, OpenMP, and SIMD instructions (vectorization). It can run on both the CPU and the Xeon Phi co-processor, the latter of which is based on the Intel Many Integrated Core Architecture (MIC). The performance of XFLAT on configurations and scenarios has been analyzed. In addition, the impact of I/O and the multi-node configuration on the Xeon Phi-equipped heterogeneous supercomputers such as Stampede at the Texas Ad","authors_text":"Vahid Noormofidi","cross_cats":["cs.CE","cs.PF"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-07-12T03:21:54Z","title":"Simulating Nonlinear Neutrino Oscillations on Next-Generation Many-Core Architectures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05560","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":"sha256:6723a93b9a8872961a4a38515b0ccfeb1aacfd97dbf1bf51f8dbd0f0e564629c","target":"record","created_at":"2026-05-17T23:40:47Z","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":"b9dd3c774aa32948b77661993705414505c359eba5b3bb46ee9c8d6bc1d3d423","cross_cats_sorted":["cs.CE","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-07-12T03:21:54Z","title_canon_sha256":"e77b4b020e44dde6be4242b99cce66112c6ec3cfb89d840c42004150306e54db"},"schema_version":"1.0","source":{"id":"1907.05560","kind":"arxiv","version":1}},"canonical_sha256":"2946c5c0f2a624ddd9770962c78a9ccdee02771c10c63010ef20b07d8b11e557","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2946c5c0f2a624ddd9770962c78a9ccdee02771c10c63010ef20b07d8b11e557","first_computed_at":"2026-05-17T23:40:47.932586Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:40:47.932586Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"10LN1WwpOIXUwegmOTnNDobXYPwgEdK1C5Aljr14aM1xMqEW4beZdAd1e/e020d5yUNWc98xHV+YQNMbWtC1Aw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:40:47.933249Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.05560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6723a93b9a8872961a4a38515b0ccfeb1aacfd97dbf1bf51f8dbd0f0e564629c","sha256:84492f20c44ea107848902cc8bad9328a40cea212c5a09ca48b7ccb166731a06"],"state_sha256":"94b4d1cac4359f30f68582a6d38f0c1d6aa1dd16730bb27ce6931258759abe01"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YmiLKlJQFb8V6ys0JyFcd8SzXtGstCiVMXr1aSIotAdO/WbB8aXHwJNmN/wPNC3ID58T2T9v1u3qUbPVtbKACg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T09:38:07.311809Z","bundle_sha256":"4985e3ce7624011faa923b54f581d54f17aa58c2d2e18fe4d9f866b4654a2a66"}}