{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:YHG5HYWIJ55MJPF5PNDKOV7WYG","short_pith_number":"pith:YHG5HYWI","canonical_record":{"source":{"id":"1705.02213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-05-05T13:35:17Z","cross_cats_sorted":[],"title_canon_sha256":"d591b52854c6a8404487163c20418df3050a79dc82a4a20ed0f27bfea5663e01","abstract_canon_sha256":"b170e321a4bf8eec34f9d09ac24ebffc91860df1be78ab96bdf67e4ff07830a5"},"schema_version":"1.0"},"canonical_sha256":"c1cdd3e2c84f7ac4bcbd7b46a757f6c1afb7d7502e01a801d7651d193e8b1668","source":{"kind":"arxiv","id":"1705.02213","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02213","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02213v1","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02213","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_12","alias_value":"YHG5HYWIJ55M","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_16","alias_value":"YHG5HYWIJ55MJPF5","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_8","alias_value":"YHG5HYWI","created_at":"2026-07-05T04:56:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:YHG5HYWIJ55MJPF5PNDKOV7WYG","target":"record","payload":{"canonical_record":{"source":{"id":"1705.02213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-05-05T13:35:17Z","cross_cats_sorted":[],"title_canon_sha256":"d591b52854c6a8404487163c20418df3050a79dc82a4a20ed0f27bfea5663e01","abstract_canon_sha256":"b170e321a4bf8eec34f9d09ac24ebffc91860df1be78ab96bdf67e4ff07830a5"},"schema_version":"1.0"},"canonical_sha256":"c1cdd3e2c84f7ac4bcbd7b46a757f6c1afb7d7502e01a801d7651d193e8b1668","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:56:31.349629Z","signature_b64":"CVpPpTcEA6DgYKwgDRyeHo70hXWxU1lUIVTutIjNhTEbR5KfVVW+9eEn8tktwW1XsFXpfctUmKyGv1JsXArFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c1cdd3e2c84f7ac4bcbd7b46a757f6c1afb7d7502e01a801d7651d193e8b1668","last_reissued_at":"2026-07-05T04:56:31.349255Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:56:31.349255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.02213","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":"2026-07-05T04:56:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JyU8y+LgtKYtOVF2b5u9RJ10uGHDybg8oT2/8y/bh7EUonxP2WJXgq8zmtvrBvKp8i/56CKhczvOo4XtTecnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T12:41:22.754984Z"},"content_sha256":"f9d3edd810a3f3138fefd1a9d4ddc4b3b7a522181265347f412caa37db0e1142","schema_version":"1.0","event_id":"sha256:f9d3edd810a3f3138fefd1a9d4ddc4b3b7a522181265347f412caa37db0e1142"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:YHG5HYWIJ55MJPF5PNDKOV7WYG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced quantum teleportation in the background of Schwarzschild spacetime by weak measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Xing Xiao, Yan-Ling Li, Yao Yao, Ying-Mao Xie","submitted_at":"2017-05-05T13:35:17Z","abstract_excerpt":"It is commonly believed that the fidelity of quantum teleportation in the gravitational field would be degraded due to the heat up by the Hawking radiation. In this paper, we point out that the Hawking effect could be eliminated by the combined action of pre- and post-weak measurements, and thus the teleportation fidelity is almost completely protected. It is intriguing to notice that the enhancement of fidelity could not be attributed to the improvement of entanglement, but rather to the probabilistic nature of weak measurements. Our work extends the ability of weak measurements as a quantum "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02213","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1705.02213/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":"2026-07-05T04:56:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LVRINaDws/uPwd0uHmTRdDxNjfg+XFkPGpjjG5NZiFHD8n/ivXLE9qNJq++PpoxE2x3Fc1YEx+gL8t3Lh+VSDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T12:41:22.755794Z"},"content_sha256":"8f0809b48e5e0982731b905797ce0c8ac448168289721fc73de33ddd4680fefe","schema_version":"1.0","event_id":"sha256:8f0809b48e5e0982731b905797ce0c8ac448168289721fc73de33ddd4680fefe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/bundle.json","state_url":"https://pith.science/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/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":"2026-08-18T12:41:22Z","links":{"resolver":"https://pith.science/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG","bundle":"https://pith.science/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/bundle.json","state":"https://pith.science/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YHG5HYWIJ55MJPF5PNDKOV7WYG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:YHG5HYWIJ55MJPF5PNDKOV7WYG","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":"b170e321a4bf8eec34f9d09ac24ebffc91860df1be78ab96bdf67e4ff07830a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-05-05T13:35:17Z","title_canon_sha256":"d591b52854c6a8404487163c20418df3050a79dc82a4a20ed0f27bfea5663e01"},"schema_version":"1.0","source":{"id":"1705.02213","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02213","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02213v1","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02213","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_12","alias_value":"YHG5HYWIJ55M","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_16","alias_value":"YHG5HYWIJ55MJPF5","created_at":"2026-07-05T04:56:31Z"},{"alias_kind":"pith_short_8","alias_value":"YHG5HYWI","created_at":"2026-07-05T04:56:31Z"}],"graph_snapshots":[{"event_id":"sha256:8f0809b48e5e0982731b905797ce0c8ac448168289721fc73de33ddd4680fefe","target":"graph","created_at":"2026-07-05T04:56:31Z","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/1705.02213/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"It is commonly believed that the fidelity of quantum teleportation in the gravitational field would be degraded due to the heat up by the Hawking radiation. In this paper, we point out that the Hawking effect could be eliminated by the combined action of pre- and post-weak measurements, and thus the teleportation fidelity is almost completely protected. It is intriguing to notice that the enhancement of fidelity could not be attributed to the improvement of entanglement, but rather to the probabilistic nature of weak measurements. Our work extends the ability of weak measurements as a quantum ","authors_text":"Xing Xiao, Yan-Ling Li, Yao Yao, Ying-Mao Xie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-05-05T13:35:17Z","title":"Enhanced quantum teleportation in the background of Schwarzschild spacetime by weak measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02213","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:f9d3edd810a3f3138fefd1a9d4ddc4b3b7a522181265347f412caa37db0e1142","target":"record","created_at":"2026-07-05T04:56:31Z","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":"b170e321a4bf8eec34f9d09ac24ebffc91860df1be78ab96bdf67e4ff07830a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-05-05T13:35:17Z","title_canon_sha256":"d591b52854c6a8404487163c20418df3050a79dc82a4a20ed0f27bfea5663e01"},"schema_version":"1.0","source":{"id":"1705.02213","kind":"arxiv","version":1}},"canonical_sha256":"c1cdd3e2c84f7ac4bcbd7b46a757f6c1afb7d7502e01a801d7651d193e8b1668","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c1cdd3e2c84f7ac4bcbd7b46a757f6c1afb7d7502e01a801d7651d193e8b1668","first_computed_at":"2026-07-05T04:56:31.349255Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:56:31.349255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CVpPpTcEA6DgYKwgDRyeHo70hXWxU1lUIVTutIjNhTEbR5KfVVW+9eEn8tktwW1XsFXpfctUmKyGv1JsXArFCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:56:31.349629Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.02213","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f9d3edd810a3f3138fefd1a9d4ddc4b3b7a522181265347f412caa37db0e1142","sha256:8f0809b48e5e0982731b905797ce0c8ac448168289721fc73de33ddd4680fefe"],"state_sha256":"df645d0c6cbecbd96dd1ccdcb304af6ced1be1f06ba63179d884fab039ab0637"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YV4IH1kMXyXRgDe8E+wSUbxrm3TcofHyR5hvjXEBu8LEqP9bjOd0F26PO3BoTweZtc8TF1V3Y8oYF6IyD1c3Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T12:41:22.760714Z","bundle_sha256":"01c159c991fad73e035d111288636d91dcd01d18928712a0fd2149b172cfcbe9"}}