{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:IX3BARWFCDWW6FLRBM2YS5J3WR","short_pith_number":"pith:IX3BARWF","canonical_record":{"source":{"id":"1211.0715","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2012-11-04T19:44:35Z","cross_cats_sorted":["astro-ph.SR","nlin.CD"],"title_canon_sha256":"5788d7e44f651f43312bee5cad4c700f920fcb6b7d029d062c70d12334d4353a","abstract_canon_sha256":"5963da1531a278f4b29b997ccb0c41a5d270f4dbd3ac2f5bc2110afcd4a390fb"},"schema_version":"1.0"},"canonical_sha256":"45f61046c510ed6f15710b3589753bb45d750f768e98c578ebdda8ec2797e91e","source":{"kind":"arxiv","id":"1211.0715","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.0715","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"arxiv_version","alias_value":"1211.0715v1","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.0715","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"pith_short_12","alias_value":"IX3BARWFCDWW","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"IX3BARWFCDWW6FLR","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"IX3BARWF","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:IX3BARWFCDWW6FLRBM2YS5J3WR","target":"record","payload":{"canonical_record":{"source":{"id":"1211.0715","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2012-11-04T19:44:35Z","cross_cats_sorted":["astro-ph.SR","nlin.CD"],"title_canon_sha256":"5788d7e44f651f43312bee5cad4c700f920fcb6b7d029d062c70d12334d4353a","abstract_canon_sha256":"5963da1531a278f4b29b997ccb0c41a5d270f4dbd3ac2f5bc2110afcd4a390fb"},"schema_version":"1.0"},"canonical_sha256":"45f61046c510ed6f15710b3589753bb45d750f768e98c578ebdda8ec2797e91e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:41:31.743910Z","signature_b64":"COfRY8XwjXzHY8OW8qkb4DlnJHsRggc8WXqCjIJn2Ho1acbPc+dDfpviskhDPMMwrJPf0SYmpDw7zY7Bg0yjCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45f61046c510ed6f15710b3589753bb45d750f768e98c578ebdda8ec2797e91e","last_reissued_at":"2026-05-18T03:41:31.743440Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:41:31.743440Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.0715","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":"2026-05-18T03:41:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ksorBO63nsVhQcKTCTfsCUrivQz3eeTmNq9Txf0Zj+FIUH0B67C8rrfnecPeS/JtMbg+w3irZPdtjZxBX6unAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:41:46.938914Z"},"content_sha256":"0a0c63f08f96b30a8b01b278d94dffd615187d08add09468c240193a7795fd88","schema_version":"1.0","event_id":"sha256:0a0c63f08f96b30a8b01b278d94dffd615187d08add09468c240193a7795fd88"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:IX3BARWFCDWW6FLRBM2YS5J3WR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A review of the possible role of constraints in MHD turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","nlin.CD"],"primary_cat":"physics.plasm-ph","authors_text":"Annick Pouquet","submitted_at":"2012-11-04T19:44:35Z","abstract_excerpt":"A review of some of the issues that have arisen over the years concerning the energy distribution among scales for magnetohydrodynamics (MHD) turbulence is given here. A variety of tools are employed to that effect, and a central role is played by taking into consideration the ideal (non-dissipative) invariants, namely the total energy, the magnetic helicity and the cross-correlations between the velocity and the magnetic field (concentrating on the three-dimensional case). These concepts, based mostly on theory, models and direct numerical simulations, are briefly put in the context of observ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.0715","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":"2026-05-18T03:41:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ifVKPXLkriO5zAXGpir5HPapC0weiDK031cnJOVpjCN8BXP6Cvsczgwr0bUiMlDJhAiAnkkUJ0EEHaC199dDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:41:46.939677Z"},"content_sha256":"c523a2e92ca9866abe22f8ae54d74b845f5f0c4dddc040577d3ef09f292b9fa9","schema_version":"1.0","event_id":"sha256:c523a2e92ca9866abe22f8ae54d74b845f5f0c4dddc040577d3ef09f292b9fa9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/bundle.json","state_url":"https://pith.science/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/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":"2026-06-11T00:41:46Z","links":{"resolver":"https://pith.science/pith/IX3BARWFCDWW6FLRBM2YS5J3WR","bundle":"https://pith.science/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/bundle.json","state":"https://pith.science/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IX3BARWFCDWW6FLRBM2YS5J3WR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:IX3BARWFCDWW6FLRBM2YS5J3WR","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":"5963da1531a278f4b29b997ccb0c41a5d270f4dbd3ac2f5bc2110afcd4a390fb","cross_cats_sorted":["astro-ph.SR","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2012-11-04T19:44:35Z","title_canon_sha256":"5788d7e44f651f43312bee5cad4c700f920fcb6b7d029d062c70d12334d4353a"},"schema_version":"1.0","source":{"id":"1211.0715","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.0715","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"arxiv_version","alias_value":"1211.0715v1","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.0715","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"pith_short_12","alias_value":"IX3BARWFCDWW","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"IX3BARWFCDWW6FLR","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"IX3BARWF","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:c523a2e92ca9866abe22f8ae54d74b845f5f0c4dddc040577d3ef09f292b9fa9","target":"graph","created_at":"2026-05-18T03:41:31Z","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 review of some of the issues that have arisen over the years concerning the energy distribution among scales for magnetohydrodynamics (MHD) turbulence is given here. A variety of tools are employed to that effect, and a central role is played by taking into consideration the ideal (non-dissipative) invariants, namely the total energy, the magnetic helicity and the cross-correlations between the velocity and the magnetic field (concentrating on the three-dimensional case). These concepts, based mostly on theory, models and direct numerical simulations, are briefly put in the context of observ","authors_text":"Annick Pouquet","cross_cats":["astro-ph.SR","nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2012-11-04T19:44:35Z","title":"A review of the possible role of constraints in MHD turbulence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.0715","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":"sha256:0a0c63f08f96b30a8b01b278d94dffd615187d08add09468c240193a7795fd88","target":"record","created_at":"2026-05-18T03:41:31Z","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":"5963da1531a278f4b29b997ccb0c41a5d270f4dbd3ac2f5bc2110afcd4a390fb","cross_cats_sorted":["astro-ph.SR","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2012-11-04T19:44:35Z","title_canon_sha256":"5788d7e44f651f43312bee5cad4c700f920fcb6b7d029d062c70d12334d4353a"},"schema_version":"1.0","source":{"id":"1211.0715","kind":"arxiv","version":1}},"canonical_sha256":"45f61046c510ed6f15710b3589753bb45d750f768e98c578ebdda8ec2797e91e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"45f61046c510ed6f15710b3589753bb45d750f768e98c578ebdda8ec2797e91e","first_computed_at":"2026-05-18T03:41:31.743440Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:41:31.743440Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"COfRY8XwjXzHY8OW8qkb4DlnJHsRggc8WXqCjIJn2Ho1acbPc+dDfpviskhDPMMwrJPf0SYmpDw7zY7Bg0yjCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:41:31.743910Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.0715","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a0c63f08f96b30a8b01b278d94dffd615187d08add09468c240193a7795fd88","sha256:c523a2e92ca9866abe22f8ae54d74b845f5f0c4dddc040577d3ef09f292b9fa9"],"state_sha256":"d035d258866d4c7d9b73c526dd39dc03a004eb720f9579f0da8d5eea05225e9e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"69TfG3MAVarEsnp7nW2jrzhhi0zIalFP4ncqaXaB79RKJe4H3j5Ly2gXCmTZK6ZI95zcdjexGj4wLBMrUm33Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T00:41:46.943677Z","bundle_sha256":"d30a14f0542b6808942da7dbafd1ced5eb5ad7719775182a0beb9a36c8005f5e"}}