{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:Y3N74UFXXCEQ47HJRB3OTEOBKQ","short_pith_number":"pith:Y3N74UFX","canonical_record":{"source":{"id":"1804.01439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-04-04T14:36:53Z","cross_cats_sorted":[],"title_canon_sha256":"b410cc44caafe103980b904ab30d477ca73c45f4baf782d3798694e81b56747b","abstract_canon_sha256":"a226c472c9e52454566ae0bfdbbad468372549f50274ade564d1550c8b899304"},"schema_version":"1.0"},"canonical_sha256":"c6dbfe50b7b8890e7ce98876e991c15429d67e80433a056d4b23d620073a68f5","source":{"kind":"arxiv","id":"1804.01439","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.01439","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"arxiv_version","alias_value":"1804.01439v1","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.01439","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"pith_short_12","alias_value":"Y3N74UFXXCEQ","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y3N74UFXXCEQ47HJ","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y3N74UFX","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:Y3N74UFXXCEQ47HJRB3OTEOBKQ","target":"record","payload":{"canonical_record":{"source":{"id":"1804.01439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-04-04T14:36:53Z","cross_cats_sorted":[],"title_canon_sha256":"b410cc44caafe103980b904ab30d477ca73c45f4baf782d3798694e81b56747b","abstract_canon_sha256":"a226c472c9e52454566ae0bfdbbad468372549f50274ade564d1550c8b899304"},"schema_version":"1.0"},"canonical_sha256":"c6dbfe50b7b8890e7ce98876e991c15429d67e80433a056d4b23d620073a68f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:15.022843Z","signature_b64":"fuIMnE6+TZqmnGT92VxM47j90cIxJQGlq2vpzGzc6qg5F+mDHw/XjqBOnxJZ0I547lB5g9yis5CGN5FVOMuVDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6dbfe50b7b8890e7ce98876e991c15429d67e80433a056d4b23d620073a68f5","last_reissued_at":"2026-05-18T00:19:15.022175Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:15.022175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.01439","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":"2026-05-18T00:19:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1CEJDja+Yx+V6aHBzPuNDlbvaXTswAHAs3VMkCH6n1GNVjucxthvtt7h0miX9O6YpxzpRODjsTHWlJxVE86ACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T02:30:56.786742Z"},"content_sha256":"6a3448abed785ea24e3edc80b33d86751c8c6ae9eee205836a81977dcab72879","schema_version":"1.0","event_id":"sha256:6a3448abed785ea24e3edc80b33d86751c8c6ae9eee205836a81977dcab72879"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:Y3N74UFXXCEQ47HJRB3OTEOBKQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exact solutions of Einstein equations for anisotropic magnetic sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Aurora Perez-Martinez, Diana Alvear, Ernesto Contreras, Gretel Quintero, Pedro Bargueno","submitted_at":"2018-04-04T14:36:53Z","abstract_excerpt":"In this work, we have obtained exact solutions of Einstein equations for static and axially symmetric magnetized matter, specifically in plane-symmetric and almost-plane symmetric cases. Although these solutions impose constraints on the components of the energy-momentum tensor, some physically interesting situations, like the magnetized vacuum, might be described. Plane-symmetric solutions in presence of a non-vanishing cosmological constant have remarkable features. In particular, the system can be driven continuously to the isotropic case by an appropriate tuning of the cosmological constan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.01439","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":"2026-05-18T00:19:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b2HAWrsUkfmvXg1+DmE+jmS6nm9UxN7M/ZTMq8N5wkRL+PdiNkVOGDNoalcB1D6Y6evxCQWOBELWDnClnBu0Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T02:30:56.787385Z"},"content_sha256":"9d18130b83a9769eb379df63a7a52e8f3238571f84d23f571d2d8c7986f0fade","schema_version":"1.0","event_id":"sha256:9d18130b83a9769eb379df63a7a52e8f3238571f84d23f571d2d8c7986f0fade"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/bundle.json","state_url":"https://pith.science/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/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":"2026-06-05T02:30:56Z","links":{"resolver":"https://pith.science/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ","bundle":"https://pith.science/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/bundle.json","state":"https://pith.science/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y3N74UFXXCEQ47HJRB3OTEOBKQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:Y3N74UFXXCEQ47HJRB3OTEOBKQ","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":"a226c472c9e52454566ae0bfdbbad468372549f50274ade564d1550c8b899304","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-04-04T14:36:53Z","title_canon_sha256":"b410cc44caafe103980b904ab30d477ca73c45f4baf782d3798694e81b56747b"},"schema_version":"1.0","source":{"id":"1804.01439","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.01439","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"arxiv_version","alias_value":"1804.01439v1","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.01439","created_at":"2026-05-18T00:19:15Z"},{"alias_kind":"pith_short_12","alias_value":"Y3N74UFXXCEQ","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y3N74UFXXCEQ47HJ","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y3N74UFX","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:9d18130b83a9769eb379df63a7a52e8f3238571f84d23f571d2d8c7986f0fade","target":"graph","created_at":"2026-05-18T00:19:15Z","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 this work, we have obtained exact solutions of Einstein equations for static and axially symmetric magnetized matter, specifically in plane-symmetric and almost-plane symmetric cases. Although these solutions impose constraints on the components of the energy-momentum tensor, some physically interesting situations, like the magnetized vacuum, might be described. Plane-symmetric solutions in presence of a non-vanishing cosmological constant have remarkable features. In particular, the system can be driven continuously to the isotropic case by an appropriate tuning of the cosmological constan","authors_text":"Aurora Perez-Martinez, Diana Alvear, Ernesto Contreras, Gretel Quintero, Pedro Bargueno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-04-04T14:36:53Z","title":"Exact solutions of Einstein equations for anisotropic magnetic sources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.01439","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":"sha256:6a3448abed785ea24e3edc80b33d86751c8c6ae9eee205836a81977dcab72879","target":"record","created_at":"2026-05-18T00:19:15Z","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":"a226c472c9e52454566ae0bfdbbad468372549f50274ade564d1550c8b899304","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-04-04T14:36:53Z","title_canon_sha256":"b410cc44caafe103980b904ab30d477ca73c45f4baf782d3798694e81b56747b"},"schema_version":"1.0","source":{"id":"1804.01439","kind":"arxiv","version":1}},"canonical_sha256":"c6dbfe50b7b8890e7ce98876e991c15429d67e80433a056d4b23d620073a68f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6dbfe50b7b8890e7ce98876e991c15429d67e80433a056d4b23d620073a68f5","first_computed_at":"2026-05-18T00:19:15.022175Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:19:15.022175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fuIMnE6+TZqmnGT92VxM47j90cIxJQGlq2vpzGzc6qg5F+mDHw/XjqBOnxJZ0I547lB5g9yis5CGN5FVOMuVDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:19:15.022843Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.01439","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a3448abed785ea24e3edc80b33d86751c8c6ae9eee205836a81977dcab72879","sha256:9d18130b83a9769eb379df63a7a52e8f3238571f84d23f571d2d8c7986f0fade"],"state_sha256":"565932a47ffc45c9125cf4ed319eca861c00e1280c5c4d7623b956863743dc02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yHZoi4I/Lej5HLrjzTmCWrgBoSTXZ5zAElPPDXqY4hVMkHJXx6NYKwteeMCXFk4AW39Pc2EE9QJANJCDxY2DCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T02:30:56.790577Z","bundle_sha256":"c52b35d92454c0b4460bfc7386a0d3121fc21a1e91dfc76633f55d8ced2d4b30"}}