{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:5IKRSWUSOA6YRSEGKGO4WDNU77","short_pith_number":"pith:5IKRSWUS","canonical_record":{"source":{"id":"1909.12664","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-09-27T13:03:36Z","cross_cats_sorted":[],"title_canon_sha256":"d8a1387fd2033cc053ac6a0164762c4ae3661ce68fc814e99973703db243502d","abstract_canon_sha256":"56117c473316a9c6e9bcffeb74db2930e9611be11d40ff385a25c84f323cdf01"},"schema_version":"1.0"},"canonical_sha256":"ea15195a92703d88c886519dcb0db4ffe43607fe856a748aaefcb59db3f3f8c1","source":{"kind":"arxiv","id":"1909.12664","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.12664","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"arxiv_version","alias_value":"1909.12664v1","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.12664","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_12","alias_value":"5IKRSWUSOA6Y","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_16","alias_value":"5IKRSWUSOA6YRSEG","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_8","alias_value":"5IKRSWUS","created_at":"2026-07-05T00:31:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:5IKRSWUSOA6YRSEGKGO4WDNU77","target":"record","payload":{"canonical_record":{"source":{"id":"1909.12664","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-09-27T13:03:36Z","cross_cats_sorted":[],"title_canon_sha256":"d8a1387fd2033cc053ac6a0164762c4ae3661ce68fc814e99973703db243502d","abstract_canon_sha256":"56117c473316a9c6e9bcffeb74db2930e9611be11d40ff385a25c84f323cdf01"},"schema_version":"1.0"},"canonical_sha256":"ea15195a92703d88c886519dcb0db4ffe43607fe856a748aaefcb59db3f3f8c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:31:58.948253Z","signature_b64":"wFi4xqRot/SyxjKieguGSezp8j43EVnZ3Jiz0HqLzkEXzUt/NvB5NNnj2iR9CFcpLDXq9NdlUQUPzKco9bRPDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea15195a92703d88c886519dcb0db4ffe43607fe856a748aaefcb59db3f3f8c1","last_reissued_at":"2026-07-05T00:31:58.947841Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:31:58.947841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.12664","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":"2026-07-05T00:31:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yjJM1HNjCbGm1Odz7hTI6WgXuadjYSNNcLgvmu5OAyydQLBj25hMt9fQWrsvxITIxAC1TVWrZGcJHTpud8KiAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:15:26.713481Z"},"content_sha256":"7e08a0f113a5aee07468eab41ce3525d7650ca8b85748297a4945e9d018d9cb1","schema_version":"1.0","event_id":"sha256:7e08a0f113a5aee07468eab41ce3525d7650ca8b85748297a4945e9d018d9cb1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:5IKRSWUSOA6YRSEGKGO4WDNU77","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasinormal modes of Dirac field in the Einstein-dilaton-Gauss-Bonnet and Einstein-Weyl gravities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"A. F. Zinhailo","submitted_at":"2019-09-27T13:03:36Z","abstract_excerpt":"Quasinormal modes of Dirac field in the background of a non-Schwarzschild black holes in theories with higher curvature corrections are investigated in this paper. With the help of the semi-analytic WKB approximation and further using of Pad\\'e approximants as prescribed in [1] we consider quasinormal modes of a test massless Dirac field in the Einstein-dilaton-Gauss-Bonnet (EdGB) and Einstein-Weyl (EW) theories. Even though the effective potential for one of the chiralities has a negative gap we show that the Dirac field is stable in both theories. We find the dependence of the modes on the n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.12664","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1909.12664/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:31:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HagtLOwNLAneTnnwCHG669Xy2KWsp1pp/jg0q10n13lOM0PQ92edgaFHvsIL/wsoZX2UJ3L3tEsZxfsYEqBoBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:15:26.714200Z"},"content_sha256":"f51ebb2dbcc4847346313a47a762503d4df093b5ee918d8651fc746f67260aed","schema_version":"1.0","event_id":"sha256:f51ebb2dbcc4847346313a47a762503d4df093b5ee918d8651fc746f67260aed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/bundle.json","state_url":"https://pith.science/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/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":"2026-08-04T16:15:26Z","links":{"resolver":"https://pith.science/pith/5IKRSWUSOA6YRSEGKGO4WDNU77","bundle":"https://pith.science/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/bundle.json","state":"https://pith.science/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5IKRSWUSOA6YRSEGKGO4WDNU77/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:5IKRSWUSOA6YRSEGKGO4WDNU77","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":"56117c473316a9c6e9bcffeb74db2930e9611be11d40ff385a25c84f323cdf01","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-09-27T13:03:36Z","title_canon_sha256":"d8a1387fd2033cc053ac6a0164762c4ae3661ce68fc814e99973703db243502d"},"schema_version":"1.0","source":{"id":"1909.12664","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.12664","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"arxiv_version","alias_value":"1909.12664v1","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.12664","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_12","alias_value":"5IKRSWUSOA6Y","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_16","alias_value":"5IKRSWUSOA6YRSEG","created_at":"2026-07-05T00:31:58Z"},{"alias_kind":"pith_short_8","alias_value":"5IKRSWUS","created_at":"2026-07-05T00:31:58Z"}],"graph_snapshots":[{"event_id":"sha256:f51ebb2dbcc4847346313a47a762503d4df093b5ee918d8651fc746f67260aed","target":"graph","created_at":"2026-07-05T00:31:58Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1909.12664/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quasinormal modes of Dirac field in the background of a non-Schwarzschild black holes in theories with higher curvature corrections are investigated in this paper. With the help of the semi-analytic WKB approximation and further using of Pad\\'e approximants as prescribed in [1] we consider quasinormal modes of a test massless Dirac field in the Einstein-dilaton-Gauss-Bonnet (EdGB) and Einstein-Weyl (EW) theories. Even though the effective potential for one of the chiralities has a negative gap we show that the Dirac field is stable in both theories. We find the dependence of the modes on the n","authors_text":"A. F. Zinhailo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-09-27T13:03:36Z","title":"Quasinormal modes of Dirac field in the Einstein-dilaton-Gauss-Bonnet and Einstein-Weyl gravities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.12664","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":"sha256:7e08a0f113a5aee07468eab41ce3525d7650ca8b85748297a4945e9d018d9cb1","target":"record","created_at":"2026-07-05T00:31:58Z","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":"56117c473316a9c6e9bcffeb74db2930e9611be11d40ff385a25c84f323cdf01","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-09-27T13:03:36Z","title_canon_sha256":"d8a1387fd2033cc053ac6a0164762c4ae3661ce68fc814e99973703db243502d"},"schema_version":"1.0","source":{"id":"1909.12664","kind":"arxiv","version":1}},"canonical_sha256":"ea15195a92703d88c886519dcb0db4ffe43607fe856a748aaefcb59db3f3f8c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea15195a92703d88c886519dcb0db4ffe43607fe856a748aaefcb59db3f3f8c1","first_computed_at":"2026-07-05T00:31:58.947841Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:31:58.947841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wFi4xqRot/SyxjKieguGSezp8j43EVnZ3Jiz0HqLzkEXzUt/NvB5NNnj2iR9CFcpLDXq9NdlUQUPzKco9bRPDw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:31:58.948253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.12664","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e08a0f113a5aee07468eab41ce3525d7650ca8b85748297a4945e9d018d9cb1","sha256:f51ebb2dbcc4847346313a47a762503d4df093b5ee918d8651fc746f67260aed"],"state_sha256":"1d37b8d7911f92ab048aee7d9c66c75e3d74a88a53a670ddfe3e7a31e797d51f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D7MieksiikZnQnIazOPU9fEwuFNAy0hyAdUkgdrJDqOn8ZvH1sHkorgC/P3bCUJWQi6xx/7T3PzqooIg1rYkAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T16:15:26.721711Z","bundle_sha256":"3fabd960672b85dbfe7f2055d335ce83dc53caae6f70f34458da045b6eb369c4"}}