{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:4AD5QVWLV5ICBW7SI3GQZUA36Y","short_pith_number":"pith:4AD5QVWL","canonical_record":{"source":{"id":"1608.00305","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-08-01T03:04:36Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"593591447ce1fef9e1fa24bccc9ae221d04350186a23c675446c3d3faff55a84","abstract_canon_sha256":"26bc5335d20fd0999c3cf04d05767cd7f0ed6bd9c7e96849609849b254465fd3"},"schema_version":"1.0"},"canonical_sha256":"e007d856cbaf5020dbf246cd0cd01bf600f5b2daa1d90b664dd31e5717636f64","source":{"kind":"arxiv","id":"1608.00305","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00305","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00305v3","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00305","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"pith_short_12","alias_value":"4AD5QVWLV5IC","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4AD5QVWLV5ICBW7S","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4AD5QVWL","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:4AD5QVWLV5ICBW7SI3GQZUA36Y","target":"record","payload":{"canonical_record":{"source":{"id":"1608.00305","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-08-01T03:04:36Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"593591447ce1fef9e1fa24bccc9ae221d04350186a23c675446c3d3faff55a84","abstract_canon_sha256":"26bc5335d20fd0999c3cf04d05767cd7f0ed6bd9c7e96849609849b254465fd3"},"schema_version":"1.0"},"canonical_sha256":"e007d856cbaf5020dbf246cd0cd01bf600f5b2daa1d90b664dd31e5717636f64","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:08.995588Z","signature_b64":"HYFO3jyMN2e4oyNe8VDaxZ2Ycie8HBn+dQbvJUHYmAUL17IPAetKzq3W1sTMC7PxkQYmximorzN40G5HGfYqBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e007d856cbaf5020dbf246cd0cd01bf600f5b2daa1d90b664dd31e5717636f64","last_reissued_at":"2026-05-18T00:30:08.994968Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:08.994968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.00305","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:30:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SEWRrMvdk8xQVinFT9qU9Tnmex1VV6EHejXnheHvyHUdbOvIWFp8ZKFW1c7TFcpmRr5J9tDGlG8k9O4u1RZJBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T16:19:15.459838Z"},"content_sha256":"2168d3e1af1082cdc24a58bfcb0fba779baa17650ebc1f54da8a33bf17a54428","schema_version":"1.0","event_id":"sha256:2168d3e1af1082cdc24a58bfcb0fba779baa17650ebc1f54da8a33bf17a54428"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:4AD5QVWLV5ICBW7SI3GQZUA36Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement entropy for free scalar fields in AdS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Sotaro Sugishita","submitted_at":"2016-08-01T03:04:36Z","abstract_excerpt":"We compute entanglement entropy for free massive scalar fields in anti-de Sitter (AdS) space. The entangling surface is a minimal surface whose boundary is a sphere at the boundary of AdS. The entropy can be evaluated from the thermal free energy of the fields on a topological black hole by using the replica method. In odd-dimensional AdS, exact expressions of the Renyi entropy $S_n$ are obtained for arbitrary $n$. We also evaluate 1-loop corrections coming from the scalar fields to holographic entanglement entropy. Applying the results, we compute the leading difference of entanglement entrop"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00305","kind":"arxiv","version":3},"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":"2026-05-18T00:30:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uZ7c17AOa/eWdf1gV/La/uInMiWS3uWdUnMulmQnOimJ+VT1hw3eYXr2zEla6cYMiNVAodgMFzPlF/Y9G8MUBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T16:19:15.460512Z"},"content_sha256":"10ae3366b028548909509d89d8eb70a4d1a62079e132d5d80bbb6130153885d7","schema_version":"1.0","event_id":"sha256:10ae3366b028548909509d89d8eb70a4d1a62079e132d5d80bbb6130153885d7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/bundle.json","state_url":"https://pith.science/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/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":"2026-06-10T16:19:15Z","links":{"resolver":"https://pith.science/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y","bundle":"https://pith.science/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/bundle.json","state":"https://pith.science/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4AD5QVWLV5ICBW7SI3GQZUA36Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4AD5QVWLV5ICBW7SI3GQZUA36Y","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":"26bc5335d20fd0999c3cf04d05767cd7f0ed6bd9c7e96849609849b254465fd3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-08-01T03:04:36Z","title_canon_sha256":"593591447ce1fef9e1fa24bccc9ae221d04350186a23c675446c3d3faff55a84"},"schema_version":"1.0","source":{"id":"1608.00305","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00305","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00305v3","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00305","created_at":"2026-05-18T00:30:08Z"},{"alias_kind":"pith_short_12","alias_value":"4AD5QVWLV5IC","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4AD5QVWLV5ICBW7S","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4AD5QVWL","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:10ae3366b028548909509d89d8eb70a4d1a62079e132d5d80bbb6130153885d7","target":"graph","created_at":"2026-05-18T00:30:08Z","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":"We compute entanglement entropy for free massive scalar fields in anti-de Sitter (AdS) space. The entangling surface is a minimal surface whose boundary is a sphere at the boundary of AdS. The entropy can be evaluated from the thermal free energy of the fields on a topological black hole by using the replica method. In odd-dimensional AdS, exact expressions of the Renyi entropy $S_n$ are obtained for arbitrary $n$. We also evaluate 1-loop corrections coming from the scalar fields to holographic entanglement entropy. Applying the results, we compute the leading difference of entanglement entrop","authors_text":"Sotaro Sugishita","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-08-01T03:04:36Z","title":"Entanglement entropy for free scalar fields in AdS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00305","kind":"arxiv","version":3},"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":"sha256:2168d3e1af1082cdc24a58bfcb0fba779baa17650ebc1f54da8a33bf17a54428","target":"record","created_at":"2026-05-18T00:30:08Z","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":"26bc5335d20fd0999c3cf04d05767cd7f0ed6bd9c7e96849609849b254465fd3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-08-01T03:04:36Z","title_canon_sha256":"593591447ce1fef9e1fa24bccc9ae221d04350186a23c675446c3d3faff55a84"},"schema_version":"1.0","source":{"id":"1608.00305","kind":"arxiv","version":3}},"canonical_sha256":"e007d856cbaf5020dbf246cd0cd01bf600f5b2daa1d90b664dd31e5717636f64","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e007d856cbaf5020dbf246cd0cd01bf600f5b2daa1d90b664dd31e5717636f64","first_computed_at":"2026-05-18T00:30:08.994968Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:08.994968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HYFO3jyMN2e4oyNe8VDaxZ2Ycie8HBn+dQbvJUHYmAUL17IPAetKzq3W1sTMC7PxkQYmximorzN40G5HGfYqBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:08.995588Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.00305","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2168d3e1af1082cdc24a58bfcb0fba779baa17650ebc1f54da8a33bf17a54428","sha256:10ae3366b028548909509d89d8eb70a4d1a62079e132d5d80bbb6130153885d7"],"state_sha256":"173f988303056f25bfe2774e2fa9699797c24b0db7fa964b3caaaf771483d911"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jWz9Nxom0lyb8mEoPCdikud06daLlgpVl9l7ruRKdIHonnrx0/hyrtIBzzliS/0omAjrCaahfZ2PNeC9C8LVDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T16:19:15.464175Z","bundle_sha256":"076a0f803ba700d68e9003f182ddcac108b5b5caa3bd41280ea8280534659203"}}