{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:ADRECNK5PQQHKWJC6XBALHZUXD","short_pith_number":"pith:ADRECNK5","canonical_record":{"source":{"id":"2107.03031","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-07-07T06:19:43Z","cross_cats_sorted":[],"title_canon_sha256":"34dddfd3511f806a2601608b60a906c1a65afdc0ccc3ffd22216012dfb6823f2","abstract_canon_sha256":"af66564fe8dcdef9ab21528e70359fdb5e4c1bd18f8b89083bb2f3ae67001dde"},"schema_version":"1.0"},"canonical_sha256":"00e241355d7c20755922f5c2059f34b8f52c87f42dfc4fb12b915ac547422c7c","source":{"kind":"arxiv","id":"2107.03031","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03031","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03031v2","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03031","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_12","alias_value":"ADRECNK5PQQH","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_16","alias_value":"ADRECNK5PQQHKWJC","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_8","alias_value":"ADRECNK5","created_at":"2026-07-05T04:08:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:ADRECNK5PQQHKWJC6XBALHZUXD","target":"record","payload":{"canonical_record":{"source":{"id":"2107.03031","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-07-07T06:19:43Z","cross_cats_sorted":[],"title_canon_sha256":"34dddfd3511f806a2601608b60a906c1a65afdc0ccc3ffd22216012dfb6823f2","abstract_canon_sha256":"af66564fe8dcdef9ab21528e70359fdb5e4c1bd18f8b89083bb2f3ae67001dde"},"schema_version":"1.0"},"canonical_sha256":"00e241355d7c20755922f5c2059f34b8f52c87f42dfc4fb12b915ac547422c7c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:08:15.715712Z","signature_b64":"b/HPDbnCIZJTkp0cx1aU4N9YNaxj8bNmHweA/yafwht5VnojALGd7k8PnIu4Ybtjd04ygZc1vmthHwKDLi6fBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00e241355d7c20755922f5c2059f34b8f52c87f42dfc4fb12b915ac547422c7c","last_reissued_at":"2026-07-05T04:08:15.715132Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:08:15.715132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.03031","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":"2026-07-05T04:08:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rn3ybArNgU6xrlJ/KzpE4BrBLzxSxgWj6QSDuB2I6eCqtb1FV1TnXZWb2RDI6ymYaQqzwFWotjvwrkhwSeNsAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T20:51:34.823933Z"},"content_sha256":"77218b6ef3c095b43c09bbb06826bbb5b57bfee075e6474dfce3ae14d8a9b092","schema_version":"1.0","event_id":"sha256:77218b6ef3c095b43c09bbb06826bbb5b57bfee075e6474dfce3ae14d8a9b092"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:ADRECNK5PQQHKWJC6XBALHZUXD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Page Curves and Islands in Charged Dilaton Black Holes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Ming-Hui Yu, Xian-Hui Ge","submitted_at":"2021-07-07T06:19:43Z","abstract_excerpt":"We study the Page curve in the four dimensional asymptotically flat eternal Garfinkle-Horowitz-Strominger dilaton black holes by applying the \"quantum extremal surface\" prescription. The results demonstrate that without island, the entanglement entropy of Hawking radiation is proportional to time and divergent at late times. While taking account of the emergence of the island extending slightly outside the event horizon, the entanglement entropy of Hawking radiation stops growing and eventually reaches a saturation value, which is twice of the Bekenstein-Hawking entropy and consistent with the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03031","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2107.03031/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:08:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6HVVWUG/bUthS1Sh1ahuvcoLJUI13Rc/pxHXnykJ4OtNttA05FQAgREB8BiPafBl/zhPSQSRXB2tJyNNybgfCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T20:51:34.824430Z"},"content_sha256":"d0da9b6b148eb28f6d25095352696888d61ed5da7b7ebb39bddbb783a71da0c4","schema_version":"1.0","event_id":"sha256:d0da9b6b148eb28f6d25095352696888d61ed5da7b7ebb39bddbb783a71da0c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ADRECNK5PQQHKWJC6XBALHZUXD/bundle.json","state_url":"https://pith.science/pith/ADRECNK5PQQHKWJC6XBALHZUXD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ADRECNK5PQQHKWJC6XBALHZUXD/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":"2026-08-05T20:51:34Z","links":{"resolver":"https://pith.science/pith/ADRECNK5PQQHKWJC6XBALHZUXD","bundle":"https://pith.science/pith/ADRECNK5PQQHKWJC6XBALHZUXD/bundle.json","state":"https://pith.science/pith/ADRECNK5PQQHKWJC6XBALHZUXD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ADRECNK5PQQHKWJC6XBALHZUXD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ADRECNK5PQQHKWJC6XBALHZUXD","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":"af66564fe8dcdef9ab21528e70359fdb5e4c1bd18f8b89083bb2f3ae67001dde","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-07-07T06:19:43Z","title_canon_sha256":"34dddfd3511f806a2601608b60a906c1a65afdc0ccc3ffd22216012dfb6823f2"},"schema_version":"1.0","source":{"id":"2107.03031","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03031","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03031v2","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03031","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_12","alias_value":"ADRECNK5PQQH","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_16","alias_value":"ADRECNK5PQQHKWJC","created_at":"2026-07-05T04:08:15Z"},{"alias_kind":"pith_short_8","alias_value":"ADRECNK5","created_at":"2026-07-05T04:08:15Z"}],"graph_snapshots":[{"event_id":"sha256:d0da9b6b148eb28f6d25095352696888d61ed5da7b7ebb39bddbb783a71da0c4","target":"graph","created_at":"2026-07-05T04:08:15Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2107.03031/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the Page curve in the four dimensional asymptotically flat eternal Garfinkle-Horowitz-Strominger dilaton black holes by applying the \"quantum extremal surface\" prescription. The results demonstrate that without island, the entanglement entropy of Hawking radiation is proportional to time and divergent at late times. While taking account of the emergence of the island extending slightly outside the event horizon, the entanglement entropy of Hawking radiation stops growing and eventually reaches a saturation value, which is twice of the Bekenstein-Hawking entropy and consistent with the","authors_text":"Ming-Hui Yu, Xian-Hui Ge","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-07-07T06:19:43Z","title":"Page Curves and Islands in Charged Dilaton Black Holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03031","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":"sha256:77218b6ef3c095b43c09bbb06826bbb5b57bfee075e6474dfce3ae14d8a9b092","target":"record","created_at":"2026-07-05T04:08:15Z","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":"af66564fe8dcdef9ab21528e70359fdb5e4c1bd18f8b89083bb2f3ae67001dde","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-07-07T06:19:43Z","title_canon_sha256":"34dddfd3511f806a2601608b60a906c1a65afdc0ccc3ffd22216012dfb6823f2"},"schema_version":"1.0","source":{"id":"2107.03031","kind":"arxiv","version":2}},"canonical_sha256":"00e241355d7c20755922f5c2059f34b8f52c87f42dfc4fb12b915ac547422c7c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00e241355d7c20755922f5c2059f34b8f52c87f42dfc4fb12b915ac547422c7c","first_computed_at":"2026-07-05T04:08:15.715132Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:08:15.715132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b/HPDbnCIZJTkp0cx1aU4N9YNaxj8bNmHweA/yafwht5VnojALGd7k8PnIu4Ybtjd04ygZc1vmthHwKDLi6fBg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:08:15.715712Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.03031","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77218b6ef3c095b43c09bbb06826bbb5b57bfee075e6474dfce3ae14d8a9b092","sha256:d0da9b6b148eb28f6d25095352696888d61ed5da7b7ebb39bddbb783a71da0c4"],"state_sha256":"a89c1ac52ccbf324c70abb24afe85977a0117acef0e5e145b987a84872bd611b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K7v5gVGi3EODxMY6BAWIrDR8BCjk8aCNJMdvNtTb39cfvu8BGwQUGe9IRShgrZMXecFbfd/UIuD/8It/PHdADA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T20:51:34.828795Z","bundle_sha256":"8d2078b925c6f979236e6ba6cfe71376ac7956748d7337f63aa2528c215b7f77"}}