{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:HLNG5TPIS7AQP4HQJOKCRTBH2H","short_pith_number":"pith:HLNG5TPI","canonical_record":{"source":{"id":"1605.05816","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-19T05:45:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"915405e5aa8a72bc043b6bd9db52b2f5dfd770551ab9adaa3cda7be9ebec1069","abstract_canon_sha256":"0edec28b636e88120aa145fa21e89a73bcaa3fe0c899e87bf682b609aaee2305"},"schema_version":"1.0"},"canonical_sha256":"3ada6ecde897c107f0f04b9428cc27d1d1fe4f7f9ee511ac15d8f2eb8ddcd0dc","source":{"kind":"arxiv","id":"1605.05816","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05816","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05816v2","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05816","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"HLNG5TPIS7AQ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"HLNG5TPIS7AQP4HQ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"HLNG5TPI","created_at":"2026-05-18T12:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:HLNG5TPIS7AQP4HQJOKCRTBH2H","target":"record","payload":{"canonical_record":{"source":{"id":"1605.05816","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-19T05:45:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"915405e5aa8a72bc043b6bd9db52b2f5dfd770551ab9adaa3cda7be9ebec1069","abstract_canon_sha256":"0edec28b636e88120aa145fa21e89a73bcaa3fe0c899e87bf682b609aaee2305"},"schema_version":"1.0"},"canonical_sha256":"3ada6ecde897c107f0f04b9428cc27d1d1fe4f7f9ee511ac15d8f2eb8ddcd0dc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:12.916557Z","signature_b64":"rysfWml5xpnlWkG1DuGGc7xgrLllimAMqxcud6W6gtk2QVyTWeo+RwWB4cmNPR+uVqRlYlOjx5sYwm6EbKF3BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ada6ecde897c107f0f04b9428cc27d1d1fe4f7f9ee511ac15d8f2eb8ddcd0dc","last_reissued_at":"2026-05-18T01:04:12.916103Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:12.916103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.05816","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":"2026-05-18T01:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PDTnFlOvU1louy5cSA61fP/3S523ImhMmoVzvP8jyKimYZL8TAlYGz18lCWLAztT1ortljI+TipFDMwfw9wiDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T10:06:33.500564Z"},"content_sha256":"14fd101ed9f4b3b210a9bc7d231eeb965bbc99220ec47997c6307b73b30a6c71","schema_version":"1.0","event_id":"sha256:14fd101ed9f4b3b210a9bc7d231eeb965bbc99220ec47997c6307b73b30a6c71"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:HLNG5TPIS7AQP4HQJOKCRTBH2H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nonradial stability of marginal stable circular orbits in stationary axisymmetric spacetimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Hideki Asada, Tomohito Suzuki, Toshiaki Ono","submitted_at":"2016-05-19T05:45:31Z","abstract_excerpt":"We study linear nonradial perturbations and stability of a marginal stable circular orbit (MSCO) such as the innermost stable circular orbit (ISCO) of a test particle in stationary axisymmetric spacetimes which possess a reflection symmetry with respect to the equatorial plane. The proposed approach is applied to Kerr solution and Majumdar-Papapetrou solution to Einstein equation. Finally, we reexamine MSCOs for a modified metric of a rapidly spinning black hole that has been recently proposed by Johannsen and Psaltis [PRD, 83, 124015 (2011)]. We show that, for the Johannsen and Psaltis's mode"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05816","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":"2026-05-18T01:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uHh9sjKeOpNNsTOrlReMeaTnFooqrRqwiIePZu0ZRZMeuMbUWa5PjrvbNcj5DbNxm99+J0NrOCxUwOPDmrZlCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T10:06:33.500914Z"},"content_sha256":"c1ce8fdac1a08f44699ab05a3a223bfe97c8446f544e80c2bd36d0a79b4f04b2","schema_version":"1.0","event_id":"sha256:c1ce8fdac1a08f44699ab05a3a223bfe97c8446f544e80c2bd36d0a79b4f04b2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/bundle.json","state_url":"https://pith.science/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/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":"2026-06-04T10:06:33Z","links":{"resolver":"https://pith.science/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H","bundle":"https://pith.science/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/bundle.json","state":"https://pith.science/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HLNG5TPIS7AQP4HQJOKCRTBH2H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:HLNG5TPIS7AQP4HQJOKCRTBH2H","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":"0edec28b636e88120aa145fa21e89a73bcaa3fe0c899e87bf682b609aaee2305","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-19T05:45:31Z","title_canon_sha256":"915405e5aa8a72bc043b6bd9db52b2f5dfd770551ab9adaa3cda7be9ebec1069"},"schema_version":"1.0","source":{"id":"1605.05816","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05816","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05816v2","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05816","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"HLNG5TPIS7AQ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"HLNG5TPIS7AQP4HQ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"HLNG5TPI","created_at":"2026-05-18T12:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:c1ce8fdac1a08f44699ab05a3a223bfe97c8446f544e80c2bd36d0a79b4f04b2","target":"graph","created_at":"2026-05-18T01:04:12Z","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":"We study linear nonradial perturbations and stability of a marginal stable circular orbit (MSCO) such as the innermost stable circular orbit (ISCO) of a test particle in stationary axisymmetric spacetimes which possess a reflection symmetry with respect to the equatorial plane. The proposed approach is applied to Kerr solution and Majumdar-Papapetrou solution to Einstein equation. Finally, we reexamine MSCOs for a modified metric of a rapidly spinning black hole that has been recently proposed by Johannsen and Psaltis [PRD, 83, 124015 (2011)]. We show that, for the Johannsen and Psaltis's mode","authors_text":"Hideki Asada, Tomohito Suzuki, Toshiaki Ono","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-19T05:45:31Z","title":"Nonradial stability of marginal stable circular orbits in stationary axisymmetric spacetimes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05816","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":"sha256:14fd101ed9f4b3b210a9bc7d231eeb965bbc99220ec47997c6307b73b30a6c71","target":"record","created_at":"2026-05-18T01:04:12Z","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":"0edec28b636e88120aa145fa21e89a73bcaa3fe0c899e87bf682b609aaee2305","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-19T05:45:31Z","title_canon_sha256":"915405e5aa8a72bc043b6bd9db52b2f5dfd770551ab9adaa3cda7be9ebec1069"},"schema_version":"1.0","source":{"id":"1605.05816","kind":"arxiv","version":2}},"canonical_sha256":"3ada6ecde897c107f0f04b9428cc27d1d1fe4f7f9ee511ac15d8f2eb8ddcd0dc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ada6ecde897c107f0f04b9428cc27d1d1fe4f7f9ee511ac15d8f2eb8ddcd0dc","first_computed_at":"2026-05-18T01:04:12.916103Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:12.916103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rysfWml5xpnlWkG1DuGGc7xgrLllimAMqxcud6W6gtk2QVyTWeo+RwWB4cmNPR+uVqRlYlOjx5sYwm6EbKF3BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:12.916557Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.05816","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:14fd101ed9f4b3b210a9bc7d231eeb965bbc99220ec47997c6307b73b30a6c71","sha256:c1ce8fdac1a08f44699ab05a3a223bfe97c8446f544e80c2bd36d0a79b4f04b2"],"state_sha256":"fc832dee2b8c7dbe325477152130a114da72c0cf3f820a34043d57496a48d765"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xUIE01xmDavfPR5c98sqZCATurz/F2eXtTj46zRVCMqJ0bKmuDF/zJ5xKpUkjRYFQiR9SlfHl2TYoabW/yDcDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T10:06:33.503039Z","bundle_sha256":"dba21296aff07823b0bdfed70be3866c91464c46215ed9b590a4b79690b8f101"}}