{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:4VO23MOEWW3ILFL5CSPEISVKHV","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":"2e3e0ff2058d3621db2f8b1ef846d4f9e1966fd46ae43966244f1e0ed4c8bf22","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-09-11T13:53:36Z","title_canon_sha256":"5b4b587d8aadfe23e1d36ca406c5e173a509333d74b2ee672ff4413bf452b84a"},"schema_version":"1.0","source":{"id":"1009.2169","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2169","created_at":"2026-05-18T04:22:41Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2169v2","created_at":"2026-05-18T04:22:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2169","created_at":"2026-05-18T04:22:41Z"},{"alias_kind":"pith_short_12","alias_value":"4VO23MOEWW3I","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"4VO23MOEWW3ILFL5","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"4VO23MOE","created_at":"2026-05-18T12:26:04Z"}],"graph_snapshots":[{"event_id":"sha256:472febd7e0edf929666ed6568163585e55c1edb4240a0b2de6e059f04f6b1ea5","target":"graph","created_at":"2026-05-18T04:22:41Z","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":"Using the general formalism for spherical gravitational collapse developed in [1], we investigate here the final fate of a spherical distribution of a matter cloud, where radial pressures vanish but tangential pressures are non-zero. Within this framework, firstly we examine the effect of introducing a generic small pressure in a well-known black hole formation process, which is that of an otherwise pressure-free dust cloud. The intriguing result we find is that a dust collapse that was going to a black hole final state could now go to a naked singularity final configuration, when arbitrarily ","authors_text":"Daniele Malafarina, Pankaj S. Joshi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-09-11T13:53:36Z","title":"Gravitational collapse with non-vanishing tangential pressure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2169","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":"sha256:527dcf23aaaca99cade4be1e16f71ca6b8a363f39b935b21553a6de460edf3fa","target":"record","created_at":"2026-05-18T04:22:41Z","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":"2e3e0ff2058d3621db2f8b1ef846d4f9e1966fd46ae43966244f1e0ed4c8bf22","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-09-11T13:53:36Z","title_canon_sha256":"5b4b587d8aadfe23e1d36ca406c5e173a509333d74b2ee672ff4413bf452b84a"},"schema_version":"1.0","source":{"id":"1009.2169","kind":"arxiv","version":2}},"canonical_sha256":"e55dadb1c4b5b685957d149e444aaa3d66b7f8ccfc34f0a5257a474f9b787901","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e55dadb1c4b5b685957d149e444aaa3d66b7f8ccfc34f0a5257a474f9b787901","first_computed_at":"2026-05-18T04:22:41.447138Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:41.447138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"exWvkLk6zqdoT6oAO2uwq/zS6aJTT6eXIw4DHV7vLNguN8l3jcgm6qP/8v9gi7Dj4+VvovueVdLjkrx41LZCBg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:41.447783Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.2169","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:527dcf23aaaca99cade4be1e16f71ca6b8a363f39b935b21553a6de460edf3fa","sha256:472febd7e0edf929666ed6568163585e55c1edb4240a0b2de6e059f04f6b1ea5"],"state_sha256":"63ee3d126c3e2bacd7a3f014acc1a2222c0aba6a3c6483f97629952fb0d069d4"}