{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:74ZRPPRMZEMM3QI4DUCFO6UBOR","short_pith_number":"pith:74ZRPPRM","canonical_record":{"source":{"id":"1810.03613","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-08T18:00:01Z","cross_cats_sorted":["gr-qc","physics.plasm-ph"],"title_canon_sha256":"cb53393998203d3d227b76541be9fff211585f84def6a1224b65fce4d3b005cf","abstract_canon_sha256":"5aa6e516d09054e410fbe2b4876dd5d9484749d2570c7492dd0b050f57677a84"},"schema_version":"1.0"},"canonical_sha256":"ff3317be2cc918cdc11c1d04577a81747214daa28bef4e3d5eff5f86b83f453f","source":{"kind":"arxiv","id":"1810.03613","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03613","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03613v2","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03613","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"pith_short_12","alias_value":"74ZRPPRMZEMM","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"74ZRPPRMZEMM3QI4","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"74ZRPPRM","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:74ZRPPRMZEMM3QI4DUCFO6UBOR","target":"record","payload":{"canonical_record":{"source":{"id":"1810.03613","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-08T18:00:01Z","cross_cats_sorted":["gr-qc","physics.plasm-ph"],"title_canon_sha256":"cb53393998203d3d227b76541be9fff211585f84def6a1224b65fce4d3b005cf","abstract_canon_sha256":"5aa6e516d09054e410fbe2b4876dd5d9484749d2570c7492dd0b050f57677a84"},"schema_version":"1.0"},"canonical_sha256":"ff3317be2cc918cdc11c1d04577a81747214daa28bef4e3d5eff5f86b83f453f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:11.497522Z","signature_b64":"1+NI8gp4zDbLoZqY9HogmcXVYxugIoYiKqmCeKNkbS91kzfT9wfTdG5AUgA0F0UvBFZ1jz1XME26ZnSInkp8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff3317be2cc918cdc11c1d04577a81747214daa28bef4e3d5eff5f86b83f453f","last_reissued_at":"2026-05-17T23:55:11.497005Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:11.497005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.03613","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:55:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"26XIuDtX/fbAcD0193LR8zMsCUqLE70+GYsUU06Xgbg9qrZS6/IlDFfyWfBoDKArFINJwxs45U/0oOWjvXtJBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:49:00.150379Z"},"content_sha256":"43b9a080f39ae2b36cca58ec5c3b7e40072b80238ac3db8a7d5f89efea62a7ba","schema_version":"1.0","event_id":"sha256:43b9a080f39ae2b36cca58ec5c3b7e40072b80238ac3db8a7d5f89efea62a7ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:74ZRPPRMZEMM3QI4DUCFO6UBOR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First-Principles Plasma Simulations of Black-Hole Jet Launching","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","physics.plasm-ph"],"primary_cat":"astro-ph.HE","authors_text":"Alexander Philippov, Benoit Cerutti, Kyle Parfrey","submitted_at":"2018-10-08T18:00:01Z","abstract_excerpt":"Black holes drive powerful plasma jets to relativistic velocities. This plasma should be collisionless, and self-consistently supplied by pair creation near the horizon. We present general-relativistic collisionless plasma simulations of Kerr-black-hole magnetospheres which begin from vacuum, inject electron-positron pairs based on local unscreened electric fields, and reach steady states with electromagnetically powered Blandford-Znajek jets and persistent current sheets. Particles with negative energy-at-infinity are a general feature, and can contribute significantly to black-hole rotationa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03613","kind":"arxiv","version":2},"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":"2026-05-17T23:55:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e+NoaA2mioIzJt5lGf0LPNAsXkVgxDLeHFs0ihx3T68tHZzKKhYKSetqWjYnnJF85wqVYWW6N1VsqmZqs8b0Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:49:00.151019Z"},"content_sha256":"08df00839a3ed2ab16c79013847359085e09a5e3ccef7cfc2ecc28f71e0e9baf","schema_version":"1.0","event_id":"sha256:08df00839a3ed2ab16c79013847359085e09a5e3ccef7cfc2ecc28f71e0e9baf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/bundle.json","state_url":"https://pith.science/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/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":"2026-05-26T22:49:00Z","links":{"resolver":"https://pith.science/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR","bundle":"https://pith.science/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/bundle.json","state":"https://pith.science/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/74ZRPPRMZEMM3QI4DUCFO6UBOR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:74ZRPPRMZEMM3QI4DUCFO6UBOR","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":"5aa6e516d09054e410fbe2b4876dd5d9484749d2570c7492dd0b050f57677a84","cross_cats_sorted":["gr-qc","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-08T18:00:01Z","title_canon_sha256":"cb53393998203d3d227b76541be9fff211585f84def6a1224b65fce4d3b005cf"},"schema_version":"1.0","source":{"id":"1810.03613","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03613","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03613v2","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03613","created_at":"2026-05-17T23:55:11Z"},{"alias_kind":"pith_short_12","alias_value":"74ZRPPRMZEMM","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"74ZRPPRMZEMM3QI4","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"74ZRPPRM","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:08df00839a3ed2ab16c79013847359085e09a5e3ccef7cfc2ecc28f71e0e9baf","target":"graph","created_at":"2026-05-17T23:55:11Z","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":"Black holes drive powerful plasma jets to relativistic velocities. This plasma should be collisionless, and self-consistently supplied by pair creation near the horizon. We present general-relativistic collisionless plasma simulations of Kerr-black-hole magnetospheres which begin from vacuum, inject electron-positron pairs based on local unscreened electric fields, and reach steady states with electromagnetically powered Blandford-Znajek jets and persistent current sheets. Particles with negative energy-at-infinity are a general feature, and can contribute significantly to black-hole rotationa","authors_text":"Alexander Philippov, Benoit Cerutti, Kyle Parfrey","cross_cats":["gr-qc","physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-08T18:00:01Z","title":"First-Principles Plasma Simulations of Black-Hole Jet Launching"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03613","kind":"arxiv","version":2},"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":"sha256:43b9a080f39ae2b36cca58ec5c3b7e40072b80238ac3db8a7d5f89efea62a7ba","target":"record","created_at":"2026-05-17T23:55:11Z","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":"5aa6e516d09054e410fbe2b4876dd5d9484749d2570c7492dd0b050f57677a84","cross_cats_sorted":["gr-qc","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-08T18:00:01Z","title_canon_sha256":"cb53393998203d3d227b76541be9fff211585f84def6a1224b65fce4d3b005cf"},"schema_version":"1.0","source":{"id":"1810.03613","kind":"arxiv","version":2}},"canonical_sha256":"ff3317be2cc918cdc11c1d04577a81747214daa28bef4e3d5eff5f86b83f453f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff3317be2cc918cdc11c1d04577a81747214daa28bef4e3d5eff5f86b83f453f","first_computed_at":"2026-05-17T23:55:11.497005Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:11.497005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1+NI8gp4zDbLoZqY9HogmcXVYxugIoYiKqmCeKNkbS91kzfT9wfTdG5AUgA0F0UvBFZ1jz1XME26ZnSInkp8Aw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:11.497522Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.03613","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43b9a080f39ae2b36cca58ec5c3b7e40072b80238ac3db8a7d5f89efea62a7ba","sha256:08df00839a3ed2ab16c79013847359085e09a5e3ccef7cfc2ecc28f71e0e9baf"],"state_sha256":"dc26304f0b37d63fc93f528dcba25884301781e107c7fdde51c39a7b0eeda2ec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MFzr8aLYIFO0aiCdl8nubWX1qBm2SGgH+seWIwqJHz5/W30B/JLXxvGmgiAF5JtgTorGI0q+08zpdaFdjpN3DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:49:00.154106Z","bundle_sha256":"69d1bbec5db7bcc254a5d7bad3c2e3186f57a928def065735f40462c79f787a5"}}