{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:TGRYHYGD35IVDR3F3CDMEHE2XL","short_pith_number":"pith:TGRYHYGD","canonical_record":{"source":{"id":"0903.0334","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2009-03-02T16:58:31Z","cross_cats_sorted":["physics.geo-ph"],"title_canon_sha256":"c18e404742dcb6cf2692822e3ab034e65b43a9aadca99c7709529273cbc4bee1","abstract_canon_sha256":"68b80ae4c6bb310d24c47b6842376ab48a652a090733a14f9733e6addc7d9a22"},"schema_version":"1.0"},"canonical_sha256":"99a383e0c3df5151c765d886c21c9abadeeceff27b9a5473a5edc95a70291e15","source":{"kind":"arxiv","id":"0903.0334","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0903.0334","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"arxiv_version","alias_value":"0903.0334v3","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0903.0334","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"pith_short_12","alias_value":"TGRYHYGD35IV","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"TGRYHYGD35IVDR3F","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"TGRYHYGD","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:TGRYHYGD35IVDR3F3CDMEHE2XL","target":"record","payload":{"canonical_record":{"source":{"id":"0903.0334","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2009-03-02T16:58:31Z","cross_cats_sorted":["physics.geo-ph"],"title_canon_sha256":"c18e404742dcb6cf2692822e3ab034e65b43a9aadca99c7709529273cbc4bee1","abstract_canon_sha256":"68b80ae4c6bb310d24c47b6842376ab48a652a090733a14f9733e6addc7d9a22"},"schema_version":"1.0"},"canonical_sha256":"99a383e0c3df5151c765d886c21c9abadeeceff27b9a5473a5edc95a70291e15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:14:37.806070Z","signature_b64":"KfJm4gqI44bX0CqAilhqYAUn+U/hWgldv5FmiN1Jj2enp41vvazZi0pEDDkFbtJ+ydPKvaH5SkZlmV0oY7jaCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99a383e0c3df5151c765d886c21c9abadeeceff27b9a5473a5edc95a70291e15","last_reissued_at":"2026-05-18T02:14:37.805225Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:14:37.805225Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0903.0334","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:14:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ryXWtVoQLJqBvFEGEKV60kM+yqG4lt8qL2pNJAh+2Jn56VxAnBYifR7xcgE3J3YBT8I95KEOURpHczb+RM9qBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T10:37:45.111266Z"},"content_sha256":"30a54d15087c0e4802772f8f95a669ebab4ac21b26b5f8e719619ce6f23283fe","schema_version":"1.0","event_id":"sha256:30a54d15087c0e4802772f8f95a669ebab4ac21b26b5f8e719619ce6f23283fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:TGRYHYGD35IVDR3F3CDMEHE2XL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic guide field generation in thin collisionless current sheets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.geo-ph"],"primary_cat":"physics.space-ph","authors_text":"R. A. Treumann, R. Nakamura, W. Baumjohann","submitted_at":"2009-03-02T16:58:31Z","abstract_excerpt":"In thin ($\\Delta<$ few $\\lambda_i$) collisionless current sheets in a space plasma like the magnetospheric tail or magnetopause current layer, magnetic fields can grow {from thermal fluctuation level by the action of the non-magnetic Weibel instability \\citep{weibel1959}.}The instability is driven by the counter-streaming electron inflow from the `ion diffusion' (ion inertial Hall) region into the inner current (electron inertial) region from where the ambient magnetic fields are excluded when released by the inflowing electrons which become non-magnetic on scales smaller than the electron gyr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0903.0334","kind":"arxiv","version":3},"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":"2026-05-18T02:14:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SRNijF5LJaLNE0S543r6nAx0CjBiy8mSnNcN4RiwUw3zHywS9cSBAV0D3IeSmVSK2LPWjHcTrZlaFvg7suMdBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T10:37:45.111627Z"},"content_sha256":"861bb1c5721aee2fbe5d5f9cfaf0d269e9d8fee4dc4c0c67d2dbadd52e48dff8","schema_version":"1.0","event_id":"sha256:861bb1c5721aee2fbe5d5f9cfaf0d269e9d8fee4dc4c0c67d2dbadd52e48dff8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/bundle.json","state_url":"https://pith.science/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/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":"2026-06-25T10:37:45Z","links":{"resolver":"https://pith.science/pith/TGRYHYGD35IVDR3F3CDMEHE2XL","bundle":"https://pith.science/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/bundle.json","state":"https://pith.science/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGRYHYGD35IVDR3F3CDMEHE2XL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:TGRYHYGD35IVDR3F3CDMEHE2XL","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":"68b80ae4c6bb310d24c47b6842376ab48a652a090733a14f9733e6addc7d9a22","cross_cats_sorted":["physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2009-03-02T16:58:31Z","title_canon_sha256":"c18e404742dcb6cf2692822e3ab034e65b43a9aadca99c7709529273cbc4bee1"},"schema_version":"1.0","source":{"id":"0903.0334","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0903.0334","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"arxiv_version","alias_value":"0903.0334v3","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0903.0334","created_at":"2026-05-18T02:14:37Z"},{"alias_kind":"pith_short_12","alias_value":"TGRYHYGD35IV","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"TGRYHYGD35IVDR3F","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"TGRYHYGD","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:861bb1c5721aee2fbe5d5f9cfaf0d269e9d8fee4dc4c0c67d2dbadd52e48dff8","target":"graph","created_at":"2026-05-18T02:14:37Z","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":"In thin ($\\Delta<$ few $\\lambda_i$) collisionless current sheets in a space plasma like the magnetospheric tail or magnetopause current layer, magnetic fields can grow {from thermal fluctuation level by the action of the non-magnetic Weibel instability \\citep{weibel1959}.}The instability is driven by the counter-streaming electron inflow from the `ion diffusion' (ion inertial Hall) region into the inner current (electron inertial) region from where the ambient magnetic fields are excluded when released by the inflowing electrons which become non-magnetic on scales smaller than the electron gyr","authors_text":"R. A. Treumann, R. Nakamura, W. Baumjohann","cross_cats":["physics.geo-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2009-03-02T16:58:31Z","title":"Magnetic guide field generation in thin collisionless current sheets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0903.0334","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":"sha256:30a54d15087c0e4802772f8f95a669ebab4ac21b26b5f8e719619ce6f23283fe","target":"record","created_at":"2026-05-18T02:14:37Z","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":"68b80ae4c6bb310d24c47b6842376ab48a652a090733a14f9733e6addc7d9a22","cross_cats_sorted":["physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2009-03-02T16:58:31Z","title_canon_sha256":"c18e404742dcb6cf2692822e3ab034e65b43a9aadca99c7709529273cbc4bee1"},"schema_version":"1.0","source":{"id":"0903.0334","kind":"arxiv","version":3}},"canonical_sha256":"99a383e0c3df5151c765d886c21c9abadeeceff27b9a5473a5edc95a70291e15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99a383e0c3df5151c765d886c21c9abadeeceff27b9a5473a5edc95a70291e15","first_computed_at":"2026-05-18T02:14:37.805225Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:37.805225Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KfJm4gqI44bX0CqAilhqYAUn+U/hWgldv5FmiN1Jj2enp41vvazZi0pEDDkFbtJ+ydPKvaH5SkZlmV0oY7jaCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:37.806070Z","signed_message":"canonical_sha256_bytes"},"source_id":"0903.0334","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30a54d15087c0e4802772f8f95a669ebab4ac21b26b5f8e719619ce6f23283fe","sha256:861bb1c5721aee2fbe5d5f9cfaf0d269e9d8fee4dc4c0c67d2dbadd52e48dff8"],"state_sha256":"62a7cbf17a262f84c4b1e1b093aa0f5d6527caacf242cf8d91717a3f2721a931"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i0kG/tQC6MdtpEsYSKGV4h65EArCvZDVdqYpM02K/phj/NlH49/Mdv+q4CLjXdNeDu3swN2ghsX5Ct6rc4ePDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T10:37:45.113526Z","bundle_sha256":"c42c3c3587baa9436590178f59204178e218de0c70dfbb32068e42cb4da8ef90"}}