{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:6VUH3BP6WZ4Z4QWF3OCPGAKQPG","short_pith_number":"pith:6VUH3BP6","canonical_record":{"source":{"id":"1102.2617","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-02-13T16:52:01Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"09d613e46e9247d4e6b5d9a17021acd73466ccc3a5c490c118d2933c30783cbe","abstract_canon_sha256":"5d8a904f81b0537c310696c0b9590076ba1b75420822820dd67b606ba9126aaa"},"schema_version":"1.0"},"canonical_sha256":"f5687d85feb6799e42c5db84f30150799824b5eada6a59e81ef0f618f415d83f","source":{"kind":"arxiv","id":"1102.2617","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2617","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2617v1","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2617","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"pith_short_12","alias_value":"6VUH3BP6WZ4Z","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"6VUH3BP6WZ4Z4QWF","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"6VUH3BP6","created_at":"2026-05-18T12:26:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:6VUH3BP6WZ4Z4QWF3OCPGAKQPG","target":"record","payload":{"canonical_record":{"source":{"id":"1102.2617","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-02-13T16:52:01Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"09d613e46e9247d4e6b5d9a17021acd73466ccc3a5c490c118d2933c30783cbe","abstract_canon_sha256":"5d8a904f81b0537c310696c0b9590076ba1b75420822820dd67b606ba9126aaa"},"schema_version":"1.0"},"canonical_sha256":"f5687d85feb6799e42c5db84f30150799824b5eada6a59e81ef0f618f415d83f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:11.604164Z","signature_b64":"oZIWrgoisSi9dqVabW3fAiNkslvMnREm5YvB3FIV1MvsLkhBurEKPwWYwLhoIDvFDymcvvDIlEDTxTuL8u43AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5687d85feb6799e42c5db84f30150799824b5eada6a59e81ef0f618f415d83f","last_reissued_at":"2026-05-18T02:03:11.603562Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:11.603562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.2617","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":"2026-05-18T02:03:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tMEbKu9GlzgbvdOv1+BwwSKffIAmn10zkZIOFI6yS5lx0plkDrA3EVGMl4mhJlKWCBUV/HJYHgbeWUSTwZFVCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:30:04.374199Z"},"content_sha256":"a5ce5640ad186dac4900ee7cb491fd73e9b91509cb32225fd2496c2397787a10","schema_version":"1.0","event_id":"sha256:a5ce5640ad186dac4900ee7cb491fd73e9b91509cb32225fd2496c2397787a10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:6VUH3BP6WZ4Z4QWF3OCPGAKQPG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The fratricide of alpha-Omega dynamos by their alpha-squared siblings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"astro-ph.SR","authors_text":"Alexander Hubbard, Axel Brandenburg, Matthias Rheinhardt","submitted_at":"2011-02-13T16:52:01Z","abstract_excerpt":"Context. Helically forced magneto-hydrodynamic shearing-sheet turbulence can support different large-scale dynamo modes, although the {\\alpha} - {\\Omega} mode is generally expected to dominate because it is the fastest growing. In an {\\alpha} - {\\Omega} dynamo, most of the field amplification is produced by the shear. As differential rotation is an ubiquitous source of shear in astrophysics, such dynamos are believed to be the source of most astrophysical large-scale magnetic fields. Aims. We study the stability of oscillatory migratory {\\alpha} - {\\Omega} type dynamos in turbulence simulation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2617","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":"2026-05-18T02:03:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aZGM25/ixnfoJ7FRVwt6DPindzFXYFQA2YJOVkYTRnqmyxdL7ZgaYengcVe4P1rFulPAVVslvBEghSIKUurlAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:30:04.374562Z"},"content_sha256":"92e0fe2fdb9273c6a3221d8d89a1e3b208144ba984111a5217263135515e7da3","schema_version":"1.0","event_id":"sha256:92e0fe2fdb9273c6a3221d8d89a1e3b208144ba984111a5217263135515e7da3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/bundle.json","state_url":"https://pith.science/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/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":"2026-07-03T11:30:04Z","links":{"resolver":"https://pith.science/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG","bundle":"https://pith.science/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/bundle.json","state":"https://pith.science/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6VUH3BP6WZ4Z4QWF3OCPGAKQPG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:6VUH3BP6WZ4Z4QWF3OCPGAKQPG","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":"5d8a904f81b0537c310696c0b9590076ba1b75420822820dd67b606ba9126aaa","cross_cats_sorted":["physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-02-13T16:52:01Z","title_canon_sha256":"09d613e46e9247d4e6b5d9a17021acd73466ccc3a5c490c118d2933c30783cbe"},"schema_version":"1.0","source":{"id":"1102.2617","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2617","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2617v1","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2617","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"pith_short_12","alias_value":"6VUH3BP6WZ4Z","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"6VUH3BP6WZ4Z4QWF","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"6VUH3BP6","created_at":"2026-05-18T12:26:22Z"}],"graph_snapshots":[{"event_id":"sha256:92e0fe2fdb9273c6a3221d8d89a1e3b208144ba984111a5217263135515e7da3","target":"graph","created_at":"2026-05-18T02:03:11Z","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":"Context. Helically forced magneto-hydrodynamic shearing-sheet turbulence can support different large-scale dynamo modes, although the {\\alpha} - {\\Omega} mode is generally expected to dominate because it is the fastest growing. In an {\\alpha} - {\\Omega} dynamo, most of the field amplification is produced by the shear. As differential rotation is an ubiquitous source of shear in astrophysics, such dynamos are believed to be the source of most astrophysical large-scale magnetic fields. Aims. We study the stability of oscillatory migratory {\\alpha} - {\\Omega} type dynamos in turbulence simulation","authors_text":"Alexander Hubbard, Axel Brandenburg, Matthias Rheinhardt","cross_cats":["physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-02-13T16:52:01Z","title":"The fratricide of alpha-Omega dynamos by their alpha-squared siblings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2617","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:a5ce5640ad186dac4900ee7cb491fd73e9b91509cb32225fd2496c2397787a10","target":"record","created_at":"2026-05-18T02:03:11Z","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":"5d8a904f81b0537c310696c0b9590076ba1b75420822820dd67b606ba9126aaa","cross_cats_sorted":["physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-02-13T16:52:01Z","title_canon_sha256":"09d613e46e9247d4e6b5d9a17021acd73466ccc3a5c490c118d2933c30783cbe"},"schema_version":"1.0","source":{"id":"1102.2617","kind":"arxiv","version":1}},"canonical_sha256":"f5687d85feb6799e42c5db84f30150799824b5eada6a59e81ef0f618f415d83f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f5687d85feb6799e42c5db84f30150799824b5eada6a59e81ef0f618f415d83f","first_computed_at":"2026-05-18T02:03:11.603562Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:11.603562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oZIWrgoisSi9dqVabW3fAiNkslvMnREm5YvB3FIV1MvsLkhBurEKPwWYwLhoIDvFDymcvvDIlEDTxTuL8u43AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:11.604164Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.2617","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a5ce5640ad186dac4900ee7cb491fd73e9b91509cb32225fd2496c2397787a10","sha256:92e0fe2fdb9273c6a3221d8d89a1e3b208144ba984111a5217263135515e7da3"],"state_sha256":"2ad8528d13272ce1fb152dbaf9cf27a3d9a66612918fe85277b0aeab437540c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"raEivWOKMaZdR6eHCD96hCyCNZEDJ2ggjVYCf/ZVHRAmQiluojfWrn8Fh2mrNDuCdO9JnENehK6XdGu25odzBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T11:30:04.376524Z","bundle_sha256":"33fbf2bb33c0a7ccc073b26a1c338801d29b9adaac6c12a92373af740bef9371"}}