{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:YEWXSEXM7HO5KFGGFHTB3UEGD7","short_pith_number":"pith:YEWXSEXM","canonical_record":{"source":{"id":"1507.02156","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-07-08T13:52:53Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"431851ceaab391d78ea80cca9be7037797fc1786a0dad221d0dc4795482e5a05","abstract_canon_sha256":"ad4853b2ec30195a2121d98a547ce87022cc40c13a1fe4276760b752d949d574"},"schema_version":"1.0"},"canonical_sha256":"c12d7912ecf9ddd514c629e61dd0861fd1e06446b37710596bba38f196fa2f57","source":{"kind":"arxiv","id":"1507.02156","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.02156","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"arxiv_version","alias_value":"1507.02156v2","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.02156","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"pith_short_12","alias_value":"YEWXSEXM7HO5","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"YEWXSEXM7HO5KFGG","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"YEWXSEXM","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:YEWXSEXM7HO5KFGGFHTB3UEGD7","target":"record","payload":{"canonical_record":{"source":{"id":"1507.02156","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-07-08T13:52:53Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"431851ceaab391d78ea80cca9be7037797fc1786a0dad221d0dc4795482e5a05","abstract_canon_sha256":"ad4853b2ec30195a2121d98a547ce87022cc40c13a1fe4276760b752d949d574"},"schema_version":"1.0"},"canonical_sha256":"c12d7912ecf9ddd514c629e61dd0861fd1e06446b37710596bba38f196fa2f57","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:11.615983Z","signature_b64":"ZtLv3OJuQAq4qJpT+5AihCslV5LWtIwYSrGhbok8RHiJUY6evwKrOpD+INxklCnx6L+SIMul2WiYJrXQRYZlCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c12d7912ecf9ddd514c629e61dd0861fd1e06446b37710596bba38f196fa2f57","last_reissued_at":"2026-05-18T01:20:11.615181Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:11.615181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.02156","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":"2026-05-18T01:20:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GJwotV3NQIHPGD+/pqf7NgfmDHq2cNKviIsHLe6FHuVrcHufChUttV4hGaBMcamnIv5ZnCt3gD5nNw3Nvg0YBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T13:56:42.306535Z"},"content_sha256":"7f8aebca8dac7b6a78f570cebcc7934101f4f59aeea8ef1c1492bb42723e62ad","schema_version":"1.0","event_id":"sha256:7f8aebca8dac7b6a78f570cebcc7934101f4f59aeea8ef1c1492bb42723e62ad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:YEWXSEXM7HO5KFGGFHTB3UEGD7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stability of black holes in Einstein-charged scalar field theory in a cavity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Elizabeth Winstanley, Sam R Dolan, Supakchai Ponglertsakul","submitted_at":"2015-07-08T13:52:53Z","abstract_excerpt":"Can a black hole that suffers a superradiant instability evolve towards a 'hairy' configuration which is stable? We address this question in the context of Einstein-charged scalar field theory. First, we describe a family of static black hole solutions which possess charged scalar-field hair confined within a mirror-like boundary. Next, we derive a set of equations which govern the linear, spherically symmetric perturbations of these hairy solutions. We present numerical evidence which suggests that, unlike the vacuum solutions, the (single-node) hairy solutions are stable under linear perturb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.02156","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":"2026-05-18T01:20:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tu69hDrZ1gThXApER/b2WrcLE92l9RL++75xFQUEAZ8ekCFnt5ZvKTeOeOJcuZh+vUsicruSnptwLB3nAapYBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T13:56:42.306880Z"},"content_sha256":"decae13a75a9e0d2294ed0dcf8e3e3f1969259fb07aea5cdf7b3bce531d1905c","schema_version":"1.0","event_id":"sha256:decae13a75a9e0d2294ed0dcf8e3e3f1969259fb07aea5cdf7b3bce531d1905c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/bundle.json","state_url":"https://pith.science/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/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":"2026-06-03T13:56:42Z","links":{"resolver":"https://pith.science/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7","bundle":"https://pith.science/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/bundle.json","state":"https://pith.science/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YEWXSEXM7HO5KFGGFHTB3UEGD7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:YEWXSEXM7HO5KFGGFHTB3UEGD7","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":"ad4853b2ec30195a2121d98a547ce87022cc40c13a1fe4276760b752d949d574","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-07-08T13:52:53Z","title_canon_sha256":"431851ceaab391d78ea80cca9be7037797fc1786a0dad221d0dc4795482e5a05"},"schema_version":"1.0","source":{"id":"1507.02156","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.02156","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"arxiv_version","alias_value":"1507.02156v2","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.02156","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"pith_short_12","alias_value":"YEWXSEXM7HO5","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"YEWXSEXM7HO5KFGG","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"YEWXSEXM","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:decae13a75a9e0d2294ed0dcf8e3e3f1969259fb07aea5cdf7b3bce531d1905c","target":"graph","created_at":"2026-05-18T01:20:11Z","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":"Can a black hole that suffers a superradiant instability evolve towards a 'hairy' configuration which is stable? We address this question in the context of Einstein-charged scalar field theory. First, we describe a family of static black hole solutions which possess charged scalar-field hair confined within a mirror-like boundary. Next, we derive a set of equations which govern the linear, spherically symmetric perturbations of these hairy solutions. We present numerical evidence which suggests that, unlike the vacuum solutions, the (single-node) hairy solutions are stable under linear perturb","authors_text":"Elizabeth Winstanley, Sam R Dolan, Supakchai Ponglertsakul","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-07-08T13:52:53Z","title":"Stability of black holes in Einstein-charged scalar field theory in a cavity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.02156","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":"sha256:7f8aebca8dac7b6a78f570cebcc7934101f4f59aeea8ef1c1492bb42723e62ad","target":"record","created_at":"2026-05-18T01:20:11Z","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":"ad4853b2ec30195a2121d98a547ce87022cc40c13a1fe4276760b752d949d574","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-07-08T13:52:53Z","title_canon_sha256":"431851ceaab391d78ea80cca9be7037797fc1786a0dad221d0dc4795482e5a05"},"schema_version":"1.0","source":{"id":"1507.02156","kind":"arxiv","version":2}},"canonical_sha256":"c12d7912ecf9ddd514c629e61dd0861fd1e06446b37710596bba38f196fa2f57","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c12d7912ecf9ddd514c629e61dd0861fd1e06446b37710596bba38f196fa2f57","first_computed_at":"2026-05-18T01:20:11.615181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:11.615181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZtLv3OJuQAq4qJpT+5AihCslV5LWtIwYSrGhbok8RHiJUY6evwKrOpD+INxklCnx6L+SIMul2WiYJrXQRYZlCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:11.615983Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.02156","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f8aebca8dac7b6a78f570cebcc7934101f4f59aeea8ef1c1492bb42723e62ad","sha256:decae13a75a9e0d2294ed0dcf8e3e3f1969259fb07aea5cdf7b3bce531d1905c"],"state_sha256":"a1d2b888dc5cb5c8671e805899475774de95df639896404059211f8a3d2061eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DkfeWlBRsIJlY1NboyLoHNtH7c4G2M9KSjYaI4bKgeI6karuD0K74T3Mm7ANOKVA+fexQup5u043OE24/3IWAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T13:56:42.308744Z","bundle_sha256":"1ab94dccf1eee0e9ead1d9b9a67140c6822c72a7a3964911fc536bf2fb6ddbda"}}