{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:VPCOLCBJGJIDKXVS424JAEW45A","short_pith_number":"pith:VPCOLCBJ","schema_version":"1.0","canonical_sha256":"abc4e588293250355eb2e6b89012dce82cafe58d2901182b93c25fd4eb9f7bdd","source":{"kind":"arxiv","id":"1803.02491","version":1},"attestation_state":"computed","paper":{"title":"Phase transition and heat engine efficiency of phantom AdS black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Jie-Xiong Mo, Shan-quan Lan","submitted_at":"2018-03-07T00:39:02Z","abstract_excerpt":"Phase transition and heat engine efficiency of phantom AdS black holes are investigated with peculiar properties found. In the non-extended phase space, we probe the possibility of $T-S$ criticality in both the canonical ensemble and grand-canonical ensemble. It is shown that no $T-S$ criticality exists for the phantom AdS black hole in the canonical ensemble, which is different from the RN-AdS black hole. Contrary to the canonical ensemble, no critical point can be found for neither phantom AdS black holes nor RN-AdS black hole in the grand-canonical ensemble. Moreover, we study the specific "},"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":"1803.02491","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-03-07T00:39:02Z","cross_cats_sorted":[],"title_canon_sha256":"9312973ba027084ce318cc1abcda19a2465975651987ff8f2ee9057e4a4143c6","abstract_canon_sha256":"0c5b8feef43873227c92775ece7c67e72025ffef9d63dc723cde676ebd4ab094"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:49.617134Z","signature_b64":"0izpLyQfRRVNAZQ5UwhJ0dObyMxNviJmC/NSSr7xKldjKo9X6Br/O4NBKbuY0WPcz/5LtGGBKzvBkYWBwYTDBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abc4e588293250355eb2e6b89012dce82cafe58d2901182b93c25fd4eb9f7bdd","last_reissued_at":"2026-05-18T00:04:49.616457Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:49.616457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Phase transition and heat engine efficiency of phantom AdS black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Jie-Xiong Mo, Shan-quan Lan","submitted_at":"2018-03-07T00:39:02Z","abstract_excerpt":"Phase transition and heat engine efficiency of phantom AdS black holes are investigated with peculiar properties found. In the non-extended phase space, we probe the possibility of $T-S$ criticality in both the canonical ensemble and grand-canonical ensemble. It is shown that no $T-S$ criticality exists for the phantom AdS black hole in the canonical ensemble, which is different from the RN-AdS black hole. Contrary to the canonical ensemble, no critical point can be found for neither phantom AdS black holes nor RN-AdS black hole in the grand-canonical ensemble. Moreover, we study the specific "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.02491","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":""},"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":"1803.02491","created_at":"2026-05-18T00:04:49.616563+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.02491v1","created_at":"2026-05-18T00:04:49.616563+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.02491","created_at":"2026-05-18T00:04:49.616563+00:00"},{"alias_kind":"pith_short_12","alias_value":"VPCOLCBJGJID","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_16","alias_value":"VPCOLCBJGJIDKXVS","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_8","alias_value":"VPCOLCBJ","created_at":"2026-05-18T12:32:59.047623+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/VPCOLCBJGJIDKXVS424JAEW45A","json":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A.json","graph_json":"https://pith.science/api/pith-number/VPCOLCBJGJIDKXVS424JAEW45A/graph.json","events_json":"https://pith.science/api/pith-number/VPCOLCBJGJIDKXVS424JAEW45A/events.json","paper":"https://pith.science/paper/VPCOLCBJ"},"agent_actions":{"view_html":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A","download_json":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A.json","view_paper":"https://pith.science/paper/VPCOLCBJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.02491&json=true","fetch_graph":"https://pith.science/api/pith-number/VPCOLCBJGJIDKXVS424JAEW45A/graph.json","fetch_events":"https://pith.science/api/pith-number/VPCOLCBJGJIDKXVS424JAEW45A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A/action/storage_attestation","attest_author":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A/action/author_attestation","sign_citation":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A/action/citation_signature","submit_replication":"https://pith.science/pith/VPCOLCBJGJIDKXVS424JAEW45A/action/replication_record"}},"created_at":"2026-05-18T00:04:49.616563+00:00","updated_at":"2026-05-18T00:04:49.616563+00:00"}