{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:CWXTYZWTMV4QQ5TAZTPO3FD27C","short_pith_number":"pith:CWXTYZWT","canonical_record":{"source":{"id":"1701.02348","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-01-09T21:00:25Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"e183b7c7beeb6bf1c2e0237cfdfc1e2e2e90672e1259f6d5aac43ce4744383d5","abstract_canon_sha256":"f04f281f8194f865f650c5806c9b410a0b273189726d2823a18428d4499c167f"},"schema_version":"1.0"},"canonical_sha256":"15af3c66d36579087660ccdeed947af8880793fb22c5c7c016f172e867b459cc","source":{"kind":"arxiv","id":"1701.02348","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02348","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02348v2","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02348","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"pith_short_12","alias_value":"CWXTYZWTMV4Q","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CWXTYZWTMV4QQ5TA","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CWXTYZWT","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:CWXTYZWTMV4QQ5TAZTPO3FD27C","target":"record","payload":{"canonical_record":{"source":{"id":"1701.02348","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-01-09T21:00:25Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"e183b7c7beeb6bf1c2e0237cfdfc1e2e2e90672e1259f6d5aac43ce4744383d5","abstract_canon_sha256":"f04f281f8194f865f650c5806c9b410a0b273189726d2823a18428d4499c167f"},"schema_version":"1.0"},"canonical_sha256":"15af3c66d36579087660ccdeed947af8880793fb22c5c7c016f172e867b459cc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:13.425664Z","signature_b64":"12oWkKGcrS24fbFPAvr3dZ8OZjXkOW66gU0RmWGLz8kdyj2ksVf66wNTd1RyZ78RdkpsSeKCR9vVAi4G1CmwAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15af3c66d36579087660ccdeed947af8880793fb22c5c7c016f172e867b459cc","last_reissued_at":"2026-05-18T00:50:13.425199Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:13.425199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.02348","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":"2026-05-18T00:50:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G+TdG8d+SIJ2iyNPRaiadFzr82gKzrB10Ag1hTjOqfXxF2HrPVqUTjf090C4jonUlFT5KlvAp/XDCAYhpPM5Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:51:33.186069Z"},"content_sha256":"e38d795a1694752a56298f537cd37b900c86b3beaa373d3481d6b8f6e243b9e3","schema_version":"1.0","event_id":"sha256:e38d795a1694752a56298f537cd37b900c86b3beaa373d3481d6b8f6e243b9e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:CWXTYZWTMV4QQ5TAZTPO3FD27C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermodynamics of extremal rotating thin shells in an extremal BTZ spacetime and the extremal black hole entropy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Jos\\'e P. S. Lemos, Masato Minamitsuji, Oleg B. Zaslavskii","submitted_at":"2017-01-09T21:00:25Z","abstract_excerpt":"In a (2+1)-dimensional spacetime with a negative cosmological constant, the thermodynamics and the entropy of an extremal rotating thin shell, i.e., an extremal rotating ring, are investigated. The outer and inner regions are taken to be the Ba\\~{n}ados-Teitelbom-Zanelli (BTZ) spacetime and the vacuum ground state anti-de Sitter (AdS) spacetime, respectively. By applying the first law of thermodynamics to the extremal shell one shows that its entropy is an arbitrary function of the gravitational area $A_+$ alone, $S=S(A_+)$. When the shell approaches its own gravitational radius $r_+$ and turn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02348","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":"2026-05-18T00:50:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BEWnxohxaCgijICmRNl2XXo6nMIxX6urlc00QJn51TTX3m1AGmH8pFHSgbegs5aAcYT2OiGtw1yqkA6SZOnKBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:51:33.186754Z"},"content_sha256":"5af905c3eb1d4d9a33a21b8de8ef8ce3006544dcfa6a917ebbe8a2cb00f476cc","schema_version":"1.0","event_id":"sha256:5af905c3eb1d4d9a33a21b8de8ef8ce3006544dcfa6a917ebbe8a2cb00f476cc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/bundle.json","state_url":"https://pith.science/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/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":"2026-05-27T16:51:33Z","links":{"resolver":"https://pith.science/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C","bundle":"https://pith.science/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/bundle.json","state":"https://pith.science/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CWXTYZWTMV4QQ5TAZTPO3FD27C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CWXTYZWTMV4QQ5TAZTPO3FD27C","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":"f04f281f8194f865f650c5806c9b410a0b273189726d2823a18428d4499c167f","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-01-09T21:00:25Z","title_canon_sha256":"e183b7c7beeb6bf1c2e0237cfdfc1e2e2e90672e1259f6d5aac43ce4744383d5"},"schema_version":"1.0","source":{"id":"1701.02348","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02348","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02348v2","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02348","created_at":"2026-05-18T00:50:13Z"},{"alias_kind":"pith_short_12","alias_value":"CWXTYZWTMV4Q","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CWXTYZWTMV4QQ5TA","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CWXTYZWT","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:5af905c3eb1d4d9a33a21b8de8ef8ce3006544dcfa6a917ebbe8a2cb00f476cc","target":"graph","created_at":"2026-05-18T00:50:13Z","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":"In a (2+1)-dimensional spacetime with a negative cosmological constant, the thermodynamics and the entropy of an extremal rotating thin shell, i.e., an extremal rotating ring, are investigated. The outer and inner regions are taken to be the Ba\\~{n}ados-Teitelbom-Zanelli (BTZ) spacetime and the vacuum ground state anti-de Sitter (AdS) spacetime, respectively. By applying the first law of thermodynamics to the extremal shell one shows that its entropy is an arbitrary function of the gravitational area $A_+$ alone, $S=S(A_+)$. When the shell approaches its own gravitational radius $r_+$ and turn","authors_text":"Jos\\'e P. S. Lemos, Masato Minamitsuji, Oleg B. Zaslavskii","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-01-09T21:00:25Z","title":"Thermodynamics of extremal rotating thin shells in an extremal BTZ spacetime and the extremal black hole entropy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02348","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:e38d795a1694752a56298f537cd37b900c86b3beaa373d3481d6b8f6e243b9e3","target":"record","created_at":"2026-05-18T00:50:13Z","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":"f04f281f8194f865f650c5806c9b410a0b273189726d2823a18428d4499c167f","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-01-09T21:00:25Z","title_canon_sha256":"e183b7c7beeb6bf1c2e0237cfdfc1e2e2e90672e1259f6d5aac43ce4744383d5"},"schema_version":"1.0","source":{"id":"1701.02348","kind":"arxiv","version":2}},"canonical_sha256":"15af3c66d36579087660ccdeed947af8880793fb22c5c7c016f172e867b459cc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15af3c66d36579087660ccdeed947af8880793fb22c5c7c016f172e867b459cc","first_computed_at":"2026-05-18T00:50:13.425199Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:13.425199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"12oWkKGcrS24fbFPAvr3dZ8OZjXkOW66gU0RmWGLz8kdyj2ksVf66wNTd1RyZ78RdkpsSeKCR9vVAi4G1CmwAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:13.425664Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.02348","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e38d795a1694752a56298f537cd37b900c86b3beaa373d3481d6b8f6e243b9e3","sha256:5af905c3eb1d4d9a33a21b8de8ef8ce3006544dcfa6a917ebbe8a2cb00f476cc"],"state_sha256":"e9a81d5782ada82267fd615f68a23e6803df08bb00ceab4521c4f87e9010b845"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L1qV5ri++TEqzhFLKKv+VHjXz3IW30tp8Ob8ukMAd1kQw0TocR49CeCzqDk2bqm7ReeKA6lp2uk3eVG4gIABAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T16:51:33.190820Z","bundle_sha256":"330c0f8e3c483c9671d7f39538d9bd8dca4bd9b05f84b567d847645422fa36f6"}}