{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:NYMN4CKVELNKT4ZUL37S4TJDPI","short_pith_number":"pith:NYMN4CKV","canonical_record":{"source":{"id":"1202.3978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2012-02-17T17:42:09Z","cross_cats_sorted":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"title_canon_sha256":"9148ebc8bdf967c35e0833e0b3d74bc7d2ec29ec4b738cd4784a3c0745abc2c8","abstract_canon_sha256":"5683093d154fcd6000a4ed1703545981929622c46fabb278ce73ec925632d014"},"schema_version":"1.0"},"canonical_sha256":"6e18de095522daa9f3345eff2e4d237a19894b4b8f64a29ee4d68ab2e5509600","source":{"kind":"arxiv","id":"1202.3978","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.3978","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1202.3978v1","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.3978","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"NYMN4CKVELNK","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NYMN4CKVELNKT4ZU","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NYMN4CKV","created_at":"2026-05-18T12:27:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:NYMN4CKVELNKT4ZUL37S4TJDPI","target":"record","payload":{"canonical_record":{"source":{"id":"1202.3978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2012-02-17T17:42:09Z","cross_cats_sorted":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"title_canon_sha256":"9148ebc8bdf967c35e0833e0b3d74bc7d2ec29ec4b738cd4784a3c0745abc2c8","abstract_canon_sha256":"5683093d154fcd6000a4ed1703545981929622c46fabb278ce73ec925632d014"},"schema_version":"1.0"},"canonical_sha256":"6e18de095522daa9f3345eff2e4d237a19894b4b8f64a29ee4d68ab2e5509600","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:24.025193Z","signature_b64":"NjHLS6YXQr/L/xY3t0h/SmUZopatZXKyQeSh8zcd8I1u20Gi8/AWjNhi1HQ9863bvnSFF+NYSDTrx2Qy/GPfCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e18de095522daa9f3345eff2e4d237a19894b4b8f64a29ee4d68ab2e5509600","last_reissued_at":"2026-05-18T01:58:24.024768Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:24.024768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.3978","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":"2026-05-18T01:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"247znZ/9v87MjfWz4T27eNjCBnBEfoHLBYUELxzr6SdYEFsLDpx5/O7HFgJYMD+ZR5t+EqxilnrIeAUxuHwJDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:39:05.017814Z"},"content_sha256":"5ce97b6a9fec7480498224822486e524a3d0b970bf534107a311d13cb6cef77f","schema_version":"1.0","event_id":"sha256:5ce97b6a9fec7480498224822486e524a3d0b970bf534107a311d13cb6cef77f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:NYMN4CKVELNKT4ZUL37S4TJDPI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transition from order to chaos, and density limit, in magnetized plasmas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"primary_cat":"math-ph","authors_text":"A. Carati, A. Maiocchi, E. Martines, L. Galgani, M. Marino, M. Zuin","submitted_at":"2012-02-17T17:42:09Z","abstract_excerpt":"It is known that a plasma in a magnetic field, conceived microscopically as a system of point charges, can exist in a magnetized state, and thus remain confined, inasmuch as it is in an ordered state of motion, with the charged particles performing gyrational motions transverse to the field. Here we give an estimate of a threshold, beyond which transverse motion become chaotic, the electrons being unable to perform even one gyration, so that a breakdown should occur, with complete loss of confinement. The estimate is obtained by the methods of perturbation theory, taking as perturbing force ac"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.3978","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":"2026-05-18T01:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pIzhkKTh5BCy+L1nTA46HewvpKLhO7+jwMpTXevG5G/jJ+be2JwVsdKnMWgzlQzhkvnDQETMgs2pNX8vZqc+Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:39:05.018158Z"},"content_sha256":"b0958cd0903eab716429a41630697ef3490d6b7aba6eb7bcaa52fcbba8e315ea","schema_version":"1.0","event_id":"sha256:b0958cd0903eab716429a41630697ef3490d6b7aba6eb7bcaa52fcbba8e315ea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/bundle.json","state_url":"https://pith.science/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/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":"2026-06-01T22:39:05Z","links":{"resolver":"https://pith.science/pith/NYMN4CKVELNKT4ZUL37S4TJDPI","bundle":"https://pith.science/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/bundle.json","state":"https://pith.science/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NYMN4CKVELNKT4ZUL37S4TJDPI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:NYMN4CKVELNKT4ZUL37S4TJDPI","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":"5683093d154fcd6000a4ed1703545981929622c46fabb278ce73ec925632d014","cross_cats_sorted":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2012-02-17T17:42:09Z","title_canon_sha256":"9148ebc8bdf967c35e0833e0b3d74bc7d2ec29ec4b738cd4784a3c0745abc2c8"},"schema_version":"1.0","source":{"id":"1202.3978","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.3978","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1202.3978v1","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.3978","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"NYMN4CKVELNK","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NYMN4CKVELNKT4ZU","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NYMN4CKV","created_at":"2026-05-18T12:27:16Z"}],"graph_snapshots":[{"event_id":"sha256:b0958cd0903eab716429a41630697ef3490d6b7aba6eb7bcaa52fcbba8e315ea","target":"graph","created_at":"2026-05-18T01:58:24Z","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":"It is known that a plasma in a magnetic field, conceived microscopically as a system of point charges, can exist in a magnetized state, and thus remain confined, inasmuch as it is in an ordered state of motion, with the charged particles performing gyrational motions transverse to the field. Here we give an estimate of a threshold, beyond which transverse motion become chaotic, the electrons being unable to perform even one gyration, so that a breakdown should occur, with complete loss of confinement. The estimate is obtained by the methods of perturbation theory, taking as perturbing force ac","authors_text":"A. Carati, A. Maiocchi, E. Martines, L. Galgani, M. Marino, M. Zuin","cross_cats":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2012-02-17T17:42:09Z","title":"Transition from order to chaos, and density limit, in magnetized plasmas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.3978","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":"sha256:5ce97b6a9fec7480498224822486e524a3d0b970bf534107a311d13cb6cef77f","target":"record","created_at":"2026-05-18T01:58:24Z","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":"5683093d154fcd6000a4ed1703545981929622c46fabb278ce73ec925632d014","cross_cats_sorted":["cond-mat.stat-mech","math.MP","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2012-02-17T17:42:09Z","title_canon_sha256":"9148ebc8bdf967c35e0833e0b3d74bc7d2ec29ec4b738cd4784a3c0745abc2c8"},"schema_version":"1.0","source":{"id":"1202.3978","kind":"arxiv","version":1}},"canonical_sha256":"6e18de095522daa9f3345eff2e4d237a19894b4b8f64a29ee4d68ab2e5509600","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e18de095522daa9f3345eff2e4d237a19894b4b8f64a29ee4d68ab2e5509600","first_computed_at":"2026-05-18T01:58:24.024768Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:24.024768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NjHLS6YXQr/L/xY3t0h/SmUZopatZXKyQeSh8zcd8I1u20Gi8/AWjNhi1HQ9863bvnSFF+NYSDTrx2Qy/GPfCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:24.025193Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.3978","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5ce97b6a9fec7480498224822486e524a3d0b970bf534107a311d13cb6cef77f","sha256:b0958cd0903eab716429a41630697ef3490d6b7aba6eb7bcaa52fcbba8e315ea"],"state_sha256":"ed6c6328998dc929935e827e01ba978d121d6001cbe50f0f0d964446f5f17988"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MOi0YjTcdd7tPoegr8LYkg4eu4LloEoOmVyhyUqADqn6xrwzZC9no8nRfbY46dFTJ2JSUlOP6m4PyvDz+THLDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:39:05.020202Z","bundle_sha256":"e091c5e4f831be42cca80e56043ef5f56b4ab875e6f1a6836ff65643c43f5ec0"}}