{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:GOGWFFCTNTFSPINIOLI43DI3S6","short_pith_number":"pith:GOGWFFCT","canonical_record":{"source":{"id":"2209.01038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-09-02T13:18:02Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"de91dd1d640bcf959fc9ab11c9c64d8dea2abf81ba5f7d03fc5fc304a0076d19","abstract_canon_sha256":"c668eb4f52ab1487d652dc04b54cece7e829a280babd6b91b8ea181c379d0088"},"schema_version":"1.0"},"canonical_sha256":"338d6294536ccb27a1a872d1cd8d1b97ac53b369eda6404db265a4a154b2a607","source":{"kind":"arxiv","id":"2209.01038","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.01038","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"2209.01038v1","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.01038","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"GOGWFFCTNTFS","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_16","alias_value":"GOGWFFCTNTFSPINI","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_8","alias_value":"GOGWFFCT","created_at":"2026-07-05T05:25:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:GOGWFFCTNTFSPINIOLI43DI3S6","target":"record","payload":{"canonical_record":{"source":{"id":"2209.01038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-09-02T13:18:02Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"de91dd1d640bcf959fc9ab11c9c64d8dea2abf81ba5f7d03fc5fc304a0076d19","abstract_canon_sha256":"c668eb4f52ab1487d652dc04b54cece7e829a280babd6b91b8ea181c379d0088"},"schema_version":"1.0"},"canonical_sha256":"338d6294536ccb27a1a872d1cd8d1b97ac53b369eda6404db265a4a154b2a607","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:25:05.099705Z","signature_b64":"VNybMx+ld8o+lIV5/qRD6nHlox3G0+MHbKEhGXZxLMsG3Lt6iUOK62J19kYb+kt/NIToVyBvCrth1aE+73xpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"338d6294536ccb27a1a872d1cd8d1b97ac53b369eda6404db265a4a154b2a607","last_reissued_at":"2026-07-05T05:25:05.099193Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:25:05.099193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2209.01038","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":"2026-07-05T05:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C6QOskO+o2eL2vUYbEXtoLU4si9E4bmREmTd15TJuNKpt0h8qapJILSHe4NXtcQNHvsw8ZFHpR8ignwprUhiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:30:05.048930Z"},"content_sha256":"5f96870e8315ab21eb43a7324ece150dcc0e62fe065889957f6cf0f1f352e587","schema_version":"1.0","event_id":"sha256:5f96870e8315ab21eb43a7324ece150dcc0e62fe065889957f6cf0f1f352e587"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:GOGWFFCTNTFSPINIOLI43DI3S6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-scalar Gauss-Bonnet gravity: scalarized black holes beyond spontaneous scalarization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Daniela D. Doneva, Kalin V. Staykov","submitted_at":"2022-09-02T13:18:02Z","abstract_excerpt":"Recently, a new nonlinear mechanism for black hole scalarization, different from the standard spontaneous scalarization, was demonstrated to exist for scalar Gauss-Bonnet theories in which no tachyonic instabilities can occur. Thus Schwarzschild black hole is linearly stable but instead nonlinear instability can kick-in.\n  In the present paper we extend on this idea in the case of multi-scalar Gauss-Bonnet gravity with exponential coupling functions of third and fourth leading order in the scalar field. The main motivation comes from the fact that these theories admit hairy compact objects wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.01038","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/2209.01038/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":"2026-07-05T05:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4+z0Hz16Gpu7EuAjGncws3ir6euCGORce2bqedbnbY0QZ67uGA/4m/DTIUCD/hsCfhA3UtU8VddQ7r74xOqFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:30:05.049552Z"},"content_sha256":"defa299520d69a20f74420b69e165d2ab06c44f06b7088de0077c9c27e767b0f","schema_version":"1.0","event_id":"sha256:defa299520d69a20f74420b69e165d2ab06c44f06b7088de0077c9c27e767b0f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GOGWFFCTNTFSPINIOLI43DI3S6/bundle.json","state_url":"https://pith.science/pith/GOGWFFCTNTFSPINIOLI43DI3S6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GOGWFFCTNTFSPINIOLI43DI3S6/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":"2026-08-08T10:30:05Z","links":{"resolver":"https://pith.science/pith/GOGWFFCTNTFSPINIOLI43DI3S6","bundle":"https://pith.science/pith/GOGWFFCTNTFSPINIOLI43DI3S6/bundle.json","state":"https://pith.science/pith/GOGWFFCTNTFSPINIOLI43DI3S6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GOGWFFCTNTFSPINIOLI43DI3S6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:GOGWFFCTNTFSPINIOLI43DI3S6","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":"c668eb4f52ab1487d652dc04b54cece7e829a280babd6b91b8ea181c379d0088","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-09-02T13:18:02Z","title_canon_sha256":"de91dd1d640bcf959fc9ab11c9c64d8dea2abf81ba5f7d03fc5fc304a0076d19"},"schema_version":"1.0","source":{"id":"2209.01038","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.01038","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"2209.01038v1","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.01038","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"GOGWFFCTNTFS","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_16","alias_value":"GOGWFFCTNTFSPINI","created_at":"2026-07-05T05:25:05Z"},{"alias_kind":"pith_short_8","alias_value":"GOGWFFCT","created_at":"2026-07-05T05:25:05Z"}],"graph_snapshots":[{"event_id":"sha256:defa299520d69a20f74420b69e165d2ab06c44f06b7088de0077c9c27e767b0f","target":"graph","created_at":"2026-07-05T05:25:05Z","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/2209.01038/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, a new nonlinear mechanism for black hole scalarization, different from the standard spontaneous scalarization, was demonstrated to exist for scalar Gauss-Bonnet theories in which no tachyonic instabilities can occur. Thus Schwarzschild black hole is linearly stable but instead nonlinear instability can kick-in.\n  In the present paper we extend on this idea in the case of multi-scalar Gauss-Bonnet gravity with exponential coupling functions of third and fourth leading order in the scalar field. The main motivation comes from the fact that these theories admit hairy compact objects wit","authors_text":"Daniela D. Doneva, Kalin V. Staykov","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-09-02T13:18:02Z","title":"Multi-scalar Gauss-Bonnet gravity: scalarized black holes beyond spontaneous scalarization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.01038","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":"sha256:5f96870e8315ab21eb43a7324ece150dcc0e62fe065889957f6cf0f1f352e587","target":"record","created_at":"2026-07-05T05:25:05Z","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":"c668eb4f52ab1487d652dc04b54cece7e829a280babd6b91b8ea181c379d0088","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-09-02T13:18:02Z","title_canon_sha256":"de91dd1d640bcf959fc9ab11c9c64d8dea2abf81ba5f7d03fc5fc304a0076d19"},"schema_version":"1.0","source":{"id":"2209.01038","kind":"arxiv","version":1}},"canonical_sha256":"338d6294536ccb27a1a872d1cd8d1b97ac53b369eda6404db265a4a154b2a607","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"338d6294536ccb27a1a872d1cd8d1b97ac53b369eda6404db265a4a154b2a607","first_computed_at":"2026-07-05T05:25:05.099193Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:25:05.099193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VNybMx+ld8o+lIV5/qRD6nHlox3G0+MHbKEhGXZxLMsG3Lt6iUOK62J19kYb+kt/NIToVyBvCrth1aE+73xpBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:25:05.099705Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.01038","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f96870e8315ab21eb43a7324ece150dcc0e62fe065889957f6cf0f1f352e587","sha256:defa299520d69a20f74420b69e165d2ab06c44f06b7088de0077c9c27e767b0f"],"state_sha256":"c2add84c9e77baa58167df985e3ccf3ec02212444180dfa550b71773096170fb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y4VfOoCg2cKnOTOi1teD0wpww96JzjwhFnArP/JPrdLnWHemLGr9iDs4KFo2hLBkgb4BJCVVJyA1RQJkoyGMBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T10:30:05.053181Z","bundle_sha256":"ae4a307400158a0b03acbdcff0b755c0bb6b7b2af81ef4092f239b8208ad0edc"}}