{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VELRYQZSLFLWC7KFLYMF25DJ6T","short_pith_number":"pith:VELRYQZS","canonical_record":{"source":{"id":"1703.10241","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-03-29T20:40:26Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"216daa182bd7d908fa851cd32c55f3b935e398b44d5436f307c1e54caf1e41f1","abstract_canon_sha256":"faf8f0a2859148e629682fdad37275b1770b34bd6209164854dc3bce4674af2e"},"schema_version":"1.0"},"canonical_sha256":"a9171c43325957617d455e185d7469f4d83e596722b9bbf031485790487ceefe","source":{"kind":"arxiv","id":"1703.10241","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10241","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10241v1","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10241","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"pith_short_12","alias_value":"VELRYQZSLFLW","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VELRYQZSLFLWC7KF","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VELRYQZS","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VELRYQZSLFLWC7KFLYMF25DJ6T","target":"record","payload":{"canonical_record":{"source":{"id":"1703.10241","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-03-29T20:40:26Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"216daa182bd7d908fa851cd32c55f3b935e398b44d5436f307c1e54caf1e41f1","abstract_canon_sha256":"faf8f0a2859148e629682fdad37275b1770b34bd6209164854dc3bce4674af2e"},"schema_version":"1.0"},"canonical_sha256":"a9171c43325957617d455e185d7469f4d83e596722b9bbf031485790487ceefe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:51.472641Z","signature_b64":"HC9ieFzghnYLmh3d/D3z17LQ+9fWeF1ti3cV/a2yXds94+PEFtGMaNJC7elXysRm4UUEHXKL8dXbfwy1RMtqDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9171c43325957617d455e185d7469f4d83e596722b9bbf031485790487ceefe","last_reissued_at":"2026-05-18T00:34:51.472069Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:51.472069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.10241","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":"2026-05-18T00:34:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V/KV+CVNGfHQ4XTyAu9Q9TY7PgY21eQJRZr55jzyivA5nKxZnPVNRIaUOzM0znl0tcxohymWDRuaUix/fWscBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:03:53.154048Z"},"content_sha256":"36221ec96b606ea3b24bd4338ff3aca06a6975609545234796b5e275b0eeff3b","schema_version":"1.0","event_id":"sha256:36221ec96b606ea3b24bd4338ff3aca06a6975609545234796b5e275b0eeff3b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VELRYQZSLFLWC7KFLYMF25DJ6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A novel scheme for simulating the force-free equations: boundary conditions and the evolution of solutions towards stationarity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Federico Carrasco, Oscar Reula","submitted_at":"2017-03-29T20:40:26Z","abstract_excerpt":"Force-Free Electrodynamics (FFE) describes a particular regime of magnetically dominated relativistic plasmas, which arises on several astrophysical scenarios of interest such as pulsars or active galactic nuclei. In this article, we present a full 3D numerical implementation of the FFE evolution around a Kerr black hole. The novelty of our approach is three-folded: i) We use the \"multi-block\" technique to represent a domain with $S^2 \\times \\mathbb{R}^{+}$ topology within a stable finite-differences scheme. ii) We employ as evolution equations those arising from a covariant hyperbolization of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10241","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":"2026-05-18T00:34:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l8dYoCm8oIt5jbODuXG7Kt1Sn9A08usVr2We/3G4e3BNIsz4K4wSSQN4YC4T5FtQogzff8zC6VHVvJ57aw08Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:03:53.154407Z"},"content_sha256":"e4ae714ab79b20fb26b62ccd83e4545e8374b9e17e1a8d2387f9b76dc0737156","schema_version":"1.0","event_id":"sha256:e4ae714ab79b20fb26b62ccd83e4545e8374b9e17e1a8d2387f9b76dc0737156"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/bundle.json","state_url":"https://pith.science/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/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":"2026-06-02T05:03:53Z","links":{"resolver":"https://pith.science/pith/VELRYQZSLFLWC7KFLYMF25DJ6T","bundle":"https://pith.science/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/bundle.json","state":"https://pith.science/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VELRYQZSLFLWC7KFLYMF25DJ6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VELRYQZSLFLWC7KFLYMF25DJ6T","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":"faf8f0a2859148e629682fdad37275b1770b34bd6209164854dc3bce4674af2e","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-03-29T20:40:26Z","title_canon_sha256":"216daa182bd7d908fa851cd32c55f3b935e398b44d5436f307c1e54caf1e41f1"},"schema_version":"1.0","source":{"id":"1703.10241","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10241","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10241v1","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10241","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"pith_short_12","alias_value":"VELRYQZSLFLW","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VELRYQZSLFLWC7KF","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VELRYQZS","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:e4ae714ab79b20fb26b62ccd83e4545e8374b9e17e1a8d2387f9b76dc0737156","target":"graph","created_at":"2026-05-18T00:34:51Z","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":"Force-Free Electrodynamics (FFE) describes a particular regime of magnetically dominated relativistic plasmas, which arises on several astrophysical scenarios of interest such as pulsars or active galactic nuclei. In this article, we present a full 3D numerical implementation of the FFE evolution around a Kerr black hole. The novelty of our approach is three-folded: i) We use the \"multi-block\" technique to represent a domain with $S^2 \\times \\mathbb{R}^{+}$ topology within a stable finite-differences scheme. ii) We employ as evolution equations those arising from a covariant hyperbolization of","authors_text":"Federico Carrasco, Oscar Reula","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-03-29T20:40:26Z","title":"A novel scheme for simulating the force-free equations: boundary conditions and the evolution of solutions towards stationarity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10241","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":"sha256:36221ec96b606ea3b24bd4338ff3aca06a6975609545234796b5e275b0eeff3b","target":"record","created_at":"2026-05-18T00:34:51Z","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":"faf8f0a2859148e629682fdad37275b1770b34bd6209164854dc3bce4674af2e","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-03-29T20:40:26Z","title_canon_sha256":"216daa182bd7d908fa851cd32c55f3b935e398b44d5436f307c1e54caf1e41f1"},"schema_version":"1.0","source":{"id":"1703.10241","kind":"arxiv","version":1}},"canonical_sha256":"a9171c43325957617d455e185d7469f4d83e596722b9bbf031485790487ceefe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9171c43325957617d455e185d7469f4d83e596722b9bbf031485790487ceefe","first_computed_at":"2026-05-18T00:34:51.472069Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:51.472069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HC9ieFzghnYLmh3d/D3z17LQ+9fWeF1ti3cV/a2yXds94+PEFtGMaNJC7elXysRm4UUEHXKL8dXbfwy1RMtqDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:51.472641Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.10241","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36221ec96b606ea3b24bd4338ff3aca06a6975609545234796b5e275b0eeff3b","sha256:e4ae714ab79b20fb26b62ccd83e4545e8374b9e17e1a8d2387f9b76dc0737156"],"state_sha256":"c7b87d43ea077296df855cd3374950c08a63dd5b6bd124ee5c004468bbfa7b91"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hSyPvNe8KIxJC/TkUEejHF5H2lEAHDQwwb+uYPr9rev9mee1iU4nc3jjB/TLuWlT1RklTx87UopbcDmrkuWLBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T05:03:53.156681Z","bundle_sha256":"f02c05df1b0172bb74f025beb764f8a59e1cd1e771d763b00705c6a49f028e4a"}}