{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:LPQOSZTK2TDQJOC3HWSLTV7EV2","short_pith_number":"pith:LPQOSZTK","schema_version":"1.0","canonical_sha256":"5be0e9666ad4c704b85b3da4b9d7e4aea7856f39836466ec212805e7da242ce9","source":{"kind":"arxiv","id":"1210.0753","version":2},"attestation_state":"computed","paper":{"title":"Can an evolving Universe host a static event horizon?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Aharon Davidson, Shimon Rubin, Yosef Verbin","submitted_at":"2012-10-02T12:42:34Z","abstract_excerpt":"We prove the existence of general relativistic perfect fluid black hole solutions, and demonstrate the phenomenon for the $P=w\\rho$ class of equations of state. While admitting a local time-like Killing vector on the event horizon itself, the various black hole configurations are necessarily time dependent (thereby avoiding a well known no-go theorem) away from the horizon. Consistently, Hawking's imaginary time periodicity is globally manifest on the entire spacetime manifold."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1210.0753","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-10-02T12:42:34Z","cross_cats_sorted":[],"title_canon_sha256":"e92c8251525cf20e8a7acba66503dbf52bec2cb17a234516c1015ed24df8471a","abstract_canon_sha256":"51cdc3801d1c34661cebf50ab2505fb012850673822c2372a2b780de2f68c1f2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:39:52.663849Z","signature_b64":"d/IUpYWkQt7jaGreKQplTAkGGmRQrjO5jLFn7/3IjI/KdPvPFZLhH8MGEbb+zeU7O8FlOyuHt+UbK7YzybxlDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5be0e9666ad4c704b85b3da4b9d7e4aea7856f39836466ec212805e7da242ce9","last_reissued_at":"2026-05-18T03:39:52.663415Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:39:52.663415Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Can an evolving Universe host a static event horizon?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Aharon Davidson, Shimon Rubin, Yosef Verbin","submitted_at":"2012-10-02T12:42:34Z","abstract_excerpt":"We prove the existence of general relativistic perfect fluid black hole solutions, and demonstrate the phenomenon for the $P=w\\rho$ class of equations of state. While admitting a local time-like Killing vector on the event horizon itself, the various black hole configurations are necessarily time dependent (thereby avoiding a well known no-go theorem) away from the horizon. Consistently, Hawking's imaginary time periodicity is globally manifest on the entire spacetime manifold."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.0753","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1210.0753","created_at":"2026-05-18T03:39:52.663484+00:00"},{"alias_kind":"arxiv_version","alias_value":"1210.0753v2","created_at":"2026-05-18T03:39:52.663484+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.0753","created_at":"2026-05-18T03:39:52.663484+00:00"},{"alias_kind":"pith_short_12","alias_value":"LPQOSZTK2TDQ","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"LPQOSZTK2TDQJOC3","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"LPQOSZTK","created_at":"2026-05-18T12:27:14.488303+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2","json":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2.json","graph_json":"https://pith.science/api/pith-number/LPQOSZTK2TDQJOC3HWSLTV7EV2/graph.json","events_json":"https://pith.science/api/pith-number/LPQOSZTK2TDQJOC3HWSLTV7EV2/events.json","paper":"https://pith.science/paper/LPQOSZTK"},"agent_actions":{"view_html":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2","download_json":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2.json","view_paper":"https://pith.science/paper/LPQOSZTK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1210.0753&json=true","fetch_graph":"https://pith.science/api/pith-number/LPQOSZTK2TDQJOC3HWSLTV7EV2/graph.json","fetch_events":"https://pith.science/api/pith-number/LPQOSZTK2TDQJOC3HWSLTV7EV2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2/action/storage_attestation","attest_author":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2/action/author_attestation","sign_citation":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2/action/citation_signature","submit_replication":"https://pith.science/pith/LPQOSZTK2TDQJOC3HWSLTV7EV2/action/replication_record"}},"created_at":"2026-05-18T03:39:52.663484+00:00","updated_at":"2026-05-18T03:39:52.663484+00:00"}