{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:JFHXKG5PS35BCYINKIGROVCBMQ","short_pith_number":"pith:JFHXKG5P","canonical_record":{"source":{"id":"2405.16626","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-26T16:43:11Z","cross_cats_sorted":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"title_canon_sha256":"e1cb5f8160aa4753da7ec213353a1368445ac23e6a59fb04c104fe9912c66887","abstract_canon_sha256":"439abea8d9904c35fb67a04d213094dc8edeeaa6a03674ff4ef94f732a95c357"},"schema_version":"1.0"},"canonical_sha256":"494f751baf96fa11610d520d17544164228c346ca330fa210a9b161d1f0331b8","source":{"kind":"arxiv","id":"2405.16626","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.16626","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"2405.16626v2","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.16626","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"JFHXKG5PS35B","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_16","alias_value":"JFHXKG5PS35BCYIN","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_8","alias_value":"JFHXKG5P","created_at":"2026-07-05T08:25:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:JFHXKG5PS35BCYINKIGROVCBMQ","target":"record","payload":{"canonical_record":{"source":{"id":"2405.16626","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-26T16:43:11Z","cross_cats_sorted":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"title_canon_sha256":"e1cb5f8160aa4753da7ec213353a1368445ac23e6a59fb04c104fe9912c66887","abstract_canon_sha256":"439abea8d9904c35fb67a04d213094dc8edeeaa6a03674ff4ef94f732a95c357"},"schema_version":"1.0"},"canonical_sha256":"494f751baf96fa11610d520d17544164228c346ca330fa210a9b161d1f0331b8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:25:05.109078Z","signature_b64":"L+fpvyTDRvsCaiWmEuXZuqOZMl+pqv48pGY0w2y9QMuETvY2fYFGX3GFPSlKyF/z3PMhyOBX65LLJOWZbOf0CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"494f751baf96fa11610d520d17544164228c346ca330fa210a9b161d1f0331b8","last_reissued_at":"2026-07-05T08:25:05.108613Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:25:05.108613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.16626","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":"2026-07-05T08:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dUiINRnoyBP1FdhHDTbC0ivLOqPIPE6EgEXu81lt4cv4lC3dVZXFsXDs9IpgCpxUvngG2u9SG2bNkYYZ8tbLCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:13:00.382791Z"},"content_sha256":"02e9c3ff318929c343cd869d4958cc0f1c29cfc7640eb1fb4d9dfea7e210019d","schema_version":"1.0","event_id":"sha256:02e9c3ff318929c343cd869d4958cc0f1c29cfc7640eb1fb4d9dfea7e210019d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:JFHXKG5PS35BCYINKIGROVCBMQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetized compressible turbulence with a fluctuation dynamo and Reynolds numbers over a million","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"primary_cat":"astro-ph.GA","authors_text":"Amitava Bhattacharjee, Christoph Federrath, James R. Beattie, Ralf S. Klessen, Salvatore Cielo","submitted_at":"2024-05-26T16:43:11Z","abstract_excerpt":"Supersonic magnetohydrodynamic (MHD) turbulence is a ubiquitous state for many astrophysical plasmas. However, even the basic statistics for this type of turbulence remains uncertain. We present results from supersonic MHD turbulence simulations at unparalleled resolutions, with plasma Reynolds numbers of over a million. In the kinetic energy spectrum we find a break between the scales that are dominated by kinetic energy, with spectral index $-2$, and those that become strongly magnetized, with spectral index $-3/2$. By analyzing the Helmholtz decomposed kinetic energy spectrum, we find that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.16626","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.16626/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":"2026-07-05T08:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0YUJvMia+m6FYyv6TKEOZzeSogQYDL17A+gqmLwUMFYSkf41OK8RSQoJ3tKt5bOmJ1uZwho4fJg3zIod6mFIAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:13:00.383319Z"},"content_sha256":"54c38eb76047966ae635a519efa177a0a51d05336ac6a415cb8bb719cfb5d332","schema_version":"1.0","event_id":"sha256:54c38eb76047966ae635a519efa177a0a51d05336ac6a415cb8bb719cfb5d332"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JFHXKG5PS35BCYINKIGROVCBMQ/bundle.json","state_url":"https://pith.science/pith/JFHXKG5PS35BCYINKIGROVCBMQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JFHXKG5PS35BCYINKIGROVCBMQ/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":"2026-08-05T21:13:00Z","links":{"resolver":"https://pith.science/pith/JFHXKG5PS35BCYINKIGROVCBMQ","bundle":"https://pith.science/pith/JFHXKG5PS35BCYINKIGROVCBMQ/bundle.json","state":"https://pith.science/pith/JFHXKG5PS35BCYINKIGROVCBMQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JFHXKG5PS35BCYINKIGROVCBMQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:JFHXKG5PS35BCYINKIGROVCBMQ","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":"439abea8d9904c35fb67a04d213094dc8edeeaa6a03674ff4ef94f732a95c357","cross_cats_sorted":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-26T16:43:11Z","title_canon_sha256":"e1cb5f8160aa4753da7ec213353a1368445ac23e6a59fb04c104fe9912c66887"},"schema_version":"1.0","source":{"id":"2405.16626","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.16626","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"2405.16626v2","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.16626","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"JFHXKG5PS35B","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_16","alias_value":"JFHXKG5PS35BCYIN","created_at":"2026-07-05T08:25:05Z"},{"alias_kind":"pith_short_8","alias_value":"JFHXKG5P","created_at":"2026-07-05T08:25:05Z"}],"graph_snapshots":[{"event_id":"sha256:54c38eb76047966ae635a519efa177a0a51d05336ac6a415cb8bb719cfb5d332","target":"graph","created_at":"2026-07-05T08:25:05Z","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/2405.16626/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Supersonic magnetohydrodynamic (MHD) turbulence is a ubiquitous state for many astrophysical plasmas. However, even the basic statistics for this type of turbulence remains uncertain. We present results from supersonic MHD turbulence simulations at unparalleled resolutions, with plasma Reynolds numbers of over a million. In the kinetic energy spectrum we find a break between the scales that are dominated by kinetic energy, with spectral index $-2$, and those that become strongly magnetized, with spectral index $-3/2$. By analyzing the Helmholtz decomposed kinetic energy spectrum, we find that ","authors_text":"Amitava Bhattacharjee, Christoph Federrath, James R. Beattie, Ralf S. Klessen, Salvatore Cielo","cross_cats":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-26T16:43:11Z","title":"Magnetized compressible turbulence with a fluctuation dynamo and Reynolds numbers over a million"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.16626","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":"sha256:02e9c3ff318929c343cd869d4958cc0f1c29cfc7640eb1fb4d9dfea7e210019d","target":"record","created_at":"2026-07-05T08:25:05Z","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":"439abea8d9904c35fb67a04d213094dc8edeeaa6a03674ff4ef94f732a95c357","cross_cats_sorted":["astro-ph.SR","physics.comp-ph","physics.flu-dyn","physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-26T16:43:11Z","title_canon_sha256":"e1cb5f8160aa4753da7ec213353a1368445ac23e6a59fb04c104fe9912c66887"},"schema_version":"1.0","source":{"id":"2405.16626","kind":"arxiv","version":2}},"canonical_sha256":"494f751baf96fa11610d520d17544164228c346ca330fa210a9b161d1f0331b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"494f751baf96fa11610d520d17544164228c346ca330fa210a9b161d1f0331b8","first_computed_at":"2026-07-05T08:25:05.108613Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:25:05.108613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L+fpvyTDRvsCaiWmEuXZuqOZMl+pqv48pGY0w2y9QMuETvY2fYFGX3GFPSlKyF/z3PMhyOBX65LLJOWZbOf0CA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:25:05.109078Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.16626","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02e9c3ff318929c343cd869d4958cc0f1c29cfc7640eb1fb4d9dfea7e210019d","sha256:54c38eb76047966ae635a519efa177a0a51d05336ac6a415cb8bb719cfb5d332"],"state_sha256":"a06300dd20429ad3388561d028de08dd16dd3363cea407420e0c31d89f61056b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0CRWgQbu8HgqlNLFfNSR9HMJIZusvVE6MflHHNiV3M69DqCXycJON1KcaDlX9/n5tpH1axeP4EyFgSXxkcRFBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T21:13:00.388742Z","bundle_sha256":"125d6d28600eb30cdac215d31ed70744180e05f57c86cb31583e82cd117eb232"}}