{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:N7GRVIK3ZKBWKCQNQY566TXSV5","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":"91c0cb302f7b9837aa95ef7e472e2d678a5fe6185b220192a2d29f2cab922bc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-10-13T13:03:11Z","title_canon_sha256":"cb1d562380f1db52217ea1fd900caa64f7eac310ddc0841ecb6613402dec07c6"},"schema_version":"1.0","source":{"id":"0810.2225","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.2225","created_at":"2026-05-18T04:06:21Z"},{"alias_kind":"arxiv_version","alias_value":"0810.2225v3","created_at":"2026-05-18T04:06:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.2225","created_at":"2026-05-18T04:06:21Z"},{"alias_kind":"pith_short_12","alias_value":"N7GRVIK3ZKBW","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"N7GRVIK3ZKBWKCQN","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"N7GRVIK3","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:db772ad28e36e0ac8f83c0a83bb58252cba6cfe4e176db7423e4ead807d669d3","target":"graph","created_at":"2026-05-18T04:06:21Z","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":"A rigorous theory for the generation of a large-scale magnetic field by random non-helically forced motions of a conducting fluid combined with a linear shear is presented in the analytically tractable limit of low Rm and weak shear. The dynamo is kinematic and due to fluctuations in the net (volume-averaged) electromotive force. This is a minimal proof-of-concept quasilinear calculation aiming to put the shear dynamo, a new effect recently found in numerical experiments, on a firm theoretical footing. Numerically observed scalings of the wavenumber and growth rate of the fastest growing mode,","authors_text":"A. A. Schekochihin (Oxford), J. C. McWilliams (UCLA), T. Heinemann (IAS)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-10-13T13:03:11Z","title":"Large-Scale Magnetic-Field Generation by Randomly Forced Shearing Waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.2225","kind":"arxiv","version":3},"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":"sha256:6b124eb5cf3f4397bd0e0d302c95713ed204eccc5964bd447a3ecac11389afbb","target":"record","created_at":"2026-05-18T04:06:21Z","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":"91c0cb302f7b9837aa95ef7e472e2d678a5fe6185b220192a2d29f2cab922bc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-10-13T13:03:11Z","title_canon_sha256":"cb1d562380f1db52217ea1fd900caa64f7eac310ddc0841ecb6613402dec07c6"},"schema_version":"1.0","source":{"id":"0810.2225","kind":"arxiv","version":3}},"canonical_sha256":"6fcd1aa15bca83650a0d863bef4ef2af4508fc396fe670e8afe2587fc75f6e60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6fcd1aa15bca83650a0d863bef4ef2af4508fc396fe670e8afe2587fc75f6e60","first_computed_at":"2026-05-18T04:06:21.289645Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:06:21.289645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4pqLkGz7AW33op8hJu8Rle/pUNtlk+sGmWIVlzdg2yv+P4vJDXn1LU/FgoebpfgX0+MEXIf5dCdYpGuzuJriBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:06:21.290503Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.2225","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b124eb5cf3f4397bd0e0d302c95713ed204eccc5964bd447a3ecac11389afbb","sha256:db772ad28e36e0ac8f83c0a83bb58252cba6cfe4e176db7423e4ead807d669d3"],"state_sha256":"858088e9a42721c78ac92dabd4d32fe8d4ac99effc44d8b3bd19ecdec8b8b352"}