{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VOZEHVPBTNAJOBXDTGOFPG5ONO","short_pith_number":"pith:VOZEHVPB","canonical_record":{"source":{"id":"1705.09657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-26T17:59:59Z","cross_cats_sorted":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"title_canon_sha256":"eee3f62e687c31b83e62c568cbdc2d36e95394b38bf616754079a33781c25197","abstract_canon_sha256":"66bf8ca86ad133c2732a13dda40e98ccc05ac923c8383541e872ac12addbd8dd"},"schema_version":"1.0"},"canonical_sha256":"abb243d5e19b409706e3999c579bae6b8a4a66b7f6631342674093e2dea38806","source":{"kind":"arxiv","id":"1705.09657","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09657","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09657v2","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09657","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"pith_short_12","alias_value":"VOZEHVPBTNAJ","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VOZEHVPBTNAJOBXD","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VOZEHVPB","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VOZEHVPBTNAJOBXDTGOFPG5ONO","target":"record","payload":{"canonical_record":{"source":{"id":"1705.09657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-26T17:59:59Z","cross_cats_sorted":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"title_canon_sha256":"eee3f62e687c31b83e62c568cbdc2d36e95394b38bf616754079a33781c25197","abstract_canon_sha256":"66bf8ca86ad133c2732a13dda40e98ccc05ac923c8383541e872ac12addbd8dd"},"schema_version":"1.0"},"canonical_sha256":"abb243d5e19b409706e3999c579bae6b8a4a66b7f6631342674093e2dea38806","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:39.441523Z","signature_b64":"NbMC8U0AlV7tFApM3eQp3djIr+TyZ55sStESq2i5+YO2ufj0ksYs6+22IuXKsUFkv5EEgCoCYT6kKye1xB6nAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abb243d5e19b409706e3999c579bae6b8a4a66b7f6631342674093e2dea38806","last_reissued_at":"2026-05-18T00:25:39.440737Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:39.440737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.09657","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":"2026-05-18T00:25:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uDcGCKmnhCiMdVxd37pcmIk90sAyQ7jJVe76/f88Xl8mOWNTwhdUNa4L9z3KdRHwnbzyh8M+xZs7h4ebyPH+DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T13:08:58.933814Z"},"content_sha256":"2453b667d803403635dc406a2054d069607b989db36df2423a746f2001232a9f","schema_version":"1.0","event_id":"sha256:2453b667d803403635dc406a2054d069607b989db36df2423a746f2001232a9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VOZEHVPBTNAJOBXDTGOFPG5ONO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Compression of turbulent magnetized gas in Giant Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"primary_cat":"astro-ph.GA","authors_text":"Christoph Federrath, Mark Krumholz, Yuval Birnboim","submitted_at":"2017-05-26T17:59:59Z","abstract_excerpt":"Interstellar gas clouds are often both highly magnetized and supersonically turbulent, with velocity dispersions set by a competition between driving and dissipation. This balance has been studied extensively in the context of gases with constant mean density. However, many astrophysical systems are contracting under the influence of external pressure or gravity, and the balance between driving and dissipation in a contracting, magnetized medium has yet to be studied. In this paper we present three-dimensional (3D) magnetohydrodynamic (MHD) simulations of compression in a turbulent, magnetized"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09657","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":""},"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":"2026-05-18T00:25:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dbZULUUjppEOgVR+MmuNCd2+8+aH+2BEVLogX/JnS3ONmzxzt5V9UdOyFagFRvMkLUtdZKZFt2iI9zmgSKqHBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T13:08:58.934166Z"},"content_sha256":"14bce360dcdb6dd3636a8917211d2070716b2ca25166271da329ee0c5e1c3d67","schema_version":"1.0","event_id":"sha256:14bce360dcdb6dd3636a8917211d2070716b2ca25166271da329ee0c5e1c3d67"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/bundle.json","state_url":"https://pith.science/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/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":"2026-06-03T13:08:58Z","links":{"resolver":"https://pith.science/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO","bundle":"https://pith.science/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/bundle.json","state":"https://pith.science/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VOZEHVPBTNAJOBXDTGOFPG5ONO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VOZEHVPBTNAJOBXDTGOFPG5ONO","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":"66bf8ca86ad133c2732a13dda40e98ccc05ac923c8383541e872ac12addbd8dd","cross_cats_sorted":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-26T17:59:59Z","title_canon_sha256":"eee3f62e687c31b83e62c568cbdc2d36e95394b38bf616754079a33781c25197"},"schema_version":"1.0","source":{"id":"1705.09657","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09657","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09657v2","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09657","created_at":"2026-05-18T00:25:39Z"},{"alias_kind":"pith_short_12","alias_value":"VOZEHVPBTNAJ","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VOZEHVPBTNAJOBXD","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VOZEHVPB","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:14bce360dcdb6dd3636a8917211d2070716b2ca25166271da329ee0c5e1c3d67","target":"graph","created_at":"2026-05-18T00:25:39Z","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":"Interstellar gas clouds are often both highly magnetized and supersonically turbulent, with velocity dispersions set by a competition between driving and dissipation. This balance has been studied extensively in the context of gases with constant mean density. However, many astrophysical systems are contracting under the influence of external pressure or gravity, and the balance between driving and dissipation in a contracting, magnetized medium has yet to be studied. In this paper we present three-dimensional (3D) magnetohydrodynamic (MHD) simulations of compression in a turbulent, magnetized","authors_text":"Christoph Federrath, Mark Krumholz, Yuval Birnboim","cross_cats":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-26T17:59:59Z","title":"Compression of turbulent magnetized gas in Giant Molecular Clouds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09657","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":"sha256:2453b667d803403635dc406a2054d069607b989db36df2423a746f2001232a9f","target":"record","created_at":"2026-05-18T00:25:39Z","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":"66bf8ca86ad133c2732a13dda40e98ccc05ac923c8383541e872ac12addbd8dd","cross_cats_sorted":["astro-ph.SR","physics.flu-dyn","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-26T17:59:59Z","title_canon_sha256":"eee3f62e687c31b83e62c568cbdc2d36e95394b38bf616754079a33781c25197"},"schema_version":"1.0","source":{"id":"1705.09657","kind":"arxiv","version":2}},"canonical_sha256":"abb243d5e19b409706e3999c579bae6b8a4a66b7f6631342674093e2dea38806","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"abb243d5e19b409706e3999c579bae6b8a4a66b7f6631342674093e2dea38806","first_computed_at":"2026-05-18T00:25:39.440737Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:39.440737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NbMC8U0AlV7tFApM3eQp3djIr+TyZ55sStESq2i5+YO2ufj0ksYs6+22IuXKsUFkv5EEgCoCYT6kKye1xB6nAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:39.441523Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.09657","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2453b667d803403635dc406a2054d069607b989db36df2423a746f2001232a9f","sha256:14bce360dcdb6dd3636a8917211d2070716b2ca25166271da329ee0c5e1c3d67"],"state_sha256":"5b2ccda32e367bbd1b2511768e1bd53831c375368536b0e5a6e96f078ac29070"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G3FBUiembrqKmc0TxIrAMJ0YoTO5I4uwxDhUpIhrwS3/xMYykLtAfUuUphCLdGjeigTiTvD9cb4+K5UG+bJVCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T13:08:58.936952Z","bundle_sha256":"cefea6fab103d15de2e4f05d2f223d2563dcf031ed7871d994f83b34c293dcd6"}}