{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:X2JLBPM3SN6IBF4BDMJRRMNO6Q","short_pith_number":"pith:X2JLBPM3","schema_version":"1.0","canonical_sha256":"be92b0bd9b937c8097811b1318b1aef42c414cfa433ea59ac99bdbc909431946","source":{"kind":"arxiv","id":"1412.5606","version":2},"attestation_state":"computed","paper":{"title":"Notes on Entanglement Entropy in String Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Kento Watanabe, Song He, Tadashi Takayanagi, Tokiro Numasawa","submitted_at":"2014-12-17T21:00:49Z","abstract_excerpt":"In this paper, we study the entanglement entropy in string theory in the simplest setup of dividing the nine dimensional space into two halves. This corresponds to the leading quantum correction to the horizon entropy in string theory on the Rindler space. This entropy is also called the conical entropy and includes surface term contributions. We first derive a new simple formula of the conical entropy for any free higher spin fields. Then we apply this formula to computations of conical entropy in open and closed superstring. In our analysis of closed string, we study the twisted conical entr"},"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":"1412.5606","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-12-17T21:00:49Z","cross_cats_sorted":[],"title_canon_sha256":"84cc115d5c2c2e74b0ae6761f0d7da3d9888cdf872205189dc0eeda27efa9d5a","abstract_canon_sha256":"eba6c18f0e8df45dfd55406c63cd9d6f7391a938b08c24f99d43e0c733a2a7fe"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:00.530997Z","signature_b64":"GVMzJkfb8xJksdO2SK94t9ozmoVtQYr3fewF9uzHu1mc6rOdARyrbnD8/vbouGpTcJL1PldNYXnnRIZO50PHDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be92b0bd9b937c8097811b1318b1aef42c414cfa433ea59ac99bdbc909431946","last_reissued_at":"2026-05-18T02:30:00.530610Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:00.530610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Notes on Entanglement Entropy in String Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Kento Watanabe, Song He, Tadashi Takayanagi, Tokiro Numasawa","submitted_at":"2014-12-17T21:00:49Z","abstract_excerpt":"In this paper, we study the entanglement entropy in string theory in the simplest setup of dividing the nine dimensional space into two halves. This corresponds to the leading quantum correction to the horizon entropy in string theory on the Rindler space. This entropy is also called the conical entropy and includes surface term contributions. We first derive a new simple formula of the conical entropy for any free higher spin fields. Then we apply this formula to computations of conical entropy in open and closed superstring. In our analysis of closed string, we study the twisted conical entr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5606","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":"1412.5606","created_at":"2026-05-18T02:30:00.530666+00:00"},{"alias_kind":"arxiv_version","alias_value":"1412.5606v2","created_at":"2026-05-18T02:30:00.530666+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5606","created_at":"2026-05-18T02:30:00.530666+00:00"},{"alias_kind":"pith_short_12","alias_value":"X2JLBPM3SN6I","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_16","alias_value":"X2JLBPM3SN6IBF4B","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_8","alias_value":"X2JLBPM3","created_at":"2026-05-18T12:28:54.890064+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2507.20983","citing_title":"Fiducial observers and the thermal atmosphere in the black hole quantum throat","ref_index":85,"is_internal_anchor":true},{"citing_arxiv_id":"2511.16586","citing_title":"Toward a worldsheet theory of entanglement entropy","ref_index":23,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q","json":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q.json","graph_json":"https://pith.science/api/pith-number/X2JLBPM3SN6IBF4BDMJRRMNO6Q/graph.json","events_json":"https://pith.science/api/pith-number/X2JLBPM3SN6IBF4BDMJRRMNO6Q/events.json","paper":"https://pith.science/paper/X2JLBPM3"},"agent_actions":{"view_html":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q","download_json":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q.json","view_paper":"https://pith.science/paper/X2JLBPM3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1412.5606&json=true","fetch_graph":"https://pith.science/api/pith-number/X2JLBPM3SN6IBF4BDMJRRMNO6Q/graph.json","fetch_events":"https://pith.science/api/pith-number/X2JLBPM3SN6IBF4BDMJRRMNO6Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q/action/storage_attestation","attest_author":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q/action/author_attestation","sign_citation":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q/action/citation_signature","submit_replication":"https://pith.science/pith/X2JLBPM3SN6IBF4BDMJRRMNO6Q/action/replication_record"}},"created_at":"2026-05-18T02:30:00.530666+00:00","updated_at":"2026-05-18T02:30:00.530666+00:00"}