{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2KZZOVYEB7Y6KYSAPUBWQ6O2ZC","short_pith_number":"pith:2KZZOVYE","canonical_record":{"source":{"id":"1812.03419","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-12-09T02:53:36Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"02b1688269033e69ec203f73106e0e7bd51f3b60b77661bad9210da5e7d04506","abstract_canon_sha256":"1d823bca41dc525a0a759685082a46607d66c061bc398e374d67a9ac11b91d88"},"schema_version":"1.0"},"canonical_sha256":"d2b39757040ff1e562407d036879dac8ad7af72b73b9b4f48ec90713566b0117","source":{"kind":"arxiv","id":"1812.03419","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.03419","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"arxiv_version","alias_value":"1812.03419v1","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.03419","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"pith_short_12","alias_value":"2KZZOVYEB7Y6","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2KZZOVYEB7Y6KYSA","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2KZZOVYE","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2KZZOVYEB7Y6KYSAPUBWQ6O2ZC","target":"record","payload":{"canonical_record":{"source":{"id":"1812.03419","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-12-09T02:53:36Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"02b1688269033e69ec203f73106e0e7bd51f3b60b77661bad9210da5e7d04506","abstract_canon_sha256":"1d823bca41dc525a0a759685082a46607d66c061bc398e374d67a9ac11b91d88"},"schema_version":"1.0"},"canonical_sha256":"d2b39757040ff1e562407d036879dac8ad7af72b73b9b4f48ec90713566b0117","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:46.307975Z","signature_b64":"FilZJI1qsFroij0v3f8u6BQsiTIIfxsuSM2PhaPxHaZpOLw6vXylaZV2KB7R9+fRn1Y3A0azUgk0lec1wmEyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2b39757040ff1e562407d036879dac8ad7af72b73b9b4f48ec90713566b0117","last_reissued_at":"2026-05-17T23:58:46.307606Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:46.307606Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.03419","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BMkaugDSc5Z4nLEVaIW4ROB2ZA0gGptitPvHnkrnDr27C/bs5AE7m8tgkFEDIXE+hBVtCM8JPFp3paL1awQBBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T02:33:54.990068Z"},"content_sha256":"ae833abe893b97c788c05cd8779bbf092999870d791d8f93711d59a654e549c2","schema_version":"1.0","event_id":"sha256:ae833abe893b97c788c05cd8779bbf092999870d791d8f93711d59a654e549c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2KZZOVYEB7Y6KYSAPUBWQ6O2ZC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum fluctuations of spacetime generate quantum entanglement between gravitationally polarizable subsystems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","quant-ph"],"primary_cat":"gr-qc","authors_text":"Hongwei Yu, Jiawei Hu, Shijing Cheng","submitted_at":"2018-12-09T02:53:36Z","abstract_excerpt":"There should be quantum vacuum fluctuations of spacetime itself, if we accept that the basic quantum principles we are already familiar with apply as well to a quantum theory of gravity. In this paper, we study, in linearized quantum gravity, the quantum entanglement generation at the neighborhood of the initial time between two independent gravitationally polarizable two-level subsystems caused by fluctuating quantum vacuum gravitational fields in the framework of open quantum systems. A bath of fluctuating quantum vacuum gravitational fields serves as an environment that provides indirect in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.03419","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZclKjVIDgj6c5iEAQb9iwFRDM6wSzDw/Lnsl3L28VqRu2D0jsDcuiUk+KSus2kw7j2kluw4zmr+WhM9ZSbXTAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T02:33:54.990651Z"},"content_sha256":"93255f9f59ace5a6589c2fce2fc743b7d325b231ee38c4549f2465ab37805fa8","schema_version":"1.0","event_id":"sha256:93255f9f59ace5a6589c2fce2fc743b7d325b231ee38c4549f2465ab37805fa8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/bundle.json","state_url":"https://pith.science/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/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":"2026-06-07T02:33:54Z","links":{"resolver":"https://pith.science/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC","bundle":"https://pith.science/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/bundle.json","state":"https://pith.science/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2KZZOVYEB7Y6KYSAPUBWQ6O2ZC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2KZZOVYEB7Y6KYSAPUBWQ6O2ZC","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":"1d823bca41dc525a0a759685082a46607d66c061bc398e374d67a9ac11b91d88","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-12-09T02:53:36Z","title_canon_sha256":"02b1688269033e69ec203f73106e0e7bd51f3b60b77661bad9210da5e7d04506"},"schema_version":"1.0","source":{"id":"1812.03419","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.03419","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"arxiv_version","alias_value":"1812.03419v1","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.03419","created_at":"2026-05-17T23:58:46Z"},{"alias_kind":"pith_short_12","alias_value":"2KZZOVYEB7Y6","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2KZZOVYEB7Y6KYSA","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2KZZOVYE","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:93255f9f59ace5a6589c2fce2fc743b7d325b231ee38c4549f2465ab37805fa8","target":"graph","created_at":"2026-05-17T23:58:46Z","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":"There should be quantum vacuum fluctuations of spacetime itself, if we accept that the basic quantum principles we are already familiar with apply as well to a quantum theory of gravity. In this paper, we study, in linearized quantum gravity, the quantum entanglement generation at the neighborhood of the initial time between two independent gravitationally polarizable two-level subsystems caused by fluctuating quantum vacuum gravitational fields in the framework of open quantum systems. A bath of fluctuating quantum vacuum gravitational fields serves as an environment that provides indirect in","authors_text":"Hongwei Yu, Jiawei Hu, Shijing Cheng","cross_cats":["hep-th","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-12-09T02:53:36Z","title":"Quantum fluctuations of spacetime generate quantum entanglement between gravitationally polarizable subsystems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.03419","kind":"arxiv","version":1},"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:ae833abe893b97c788c05cd8779bbf092999870d791d8f93711d59a654e549c2","target":"record","created_at":"2026-05-17T23:58:46Z","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":"1d823bca41dc525a0a759685082a46607d66c061bc398e374d67a9ac11b91d88","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-12-09T02:53:36Z","title_canon_sha256":"02b1688269033e69ec203f73106e0e7bd51f3b60b77661bad9210da5e7d04506"},"schema_version":"1.0","source":{"id":"1812.03419","kind":"arxiv","version":1}},"canonical_sha256":"d2b39757040ff1e562407d036879dac8ad7af72b73b9b4f48ec90713566b0117","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2b39757040ff1e562407d036879dac8ad7af72b73b9b4f48ec90713566b0117","first_computed_at":"2026-05-17T23:58:46.307606Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:46.307606Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FilZJI1qsFroij0v3f8u6BQsiTIIfxsuSM2PhaPxHaZpOLw6vXylaZV2KB7R9+fRn1Y3A0azUgk0lec1wmEyDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:46.307975Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.03419","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae833abe893b97c788c05cd8779bbf092999870d791d8f93711d59a654e549c2","sha256:93255f9f59ace5a6589c2fce2fc743b7d325b231ee38c4549f2465ab37805fa8"],"state_sha256":"63d57cb94c523b1c9313938b9e6cb25426cc2f5d6a3c8c2a1aed7f712ee41e52"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BzeLc1YPVAsMctxXb4ecpkzxfacyJ3OPUcae/3tuF2J73gVTSu1W62Vz4+wVV+QqJvfdb0IVSJ2+ShOl9S5fAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T02:33:54.993523Z","bundle_sha256":"52363b20a0cc2c6be076e7a5461cfc71a7375ad750c95a454113b1e60211ebe2"}}