{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:PRBUWBCGXVOU3RXGSQP7L6KKVS","short_pith_number":"pith:PRBUWBCG","canonical_record":{"source":{"id":"1605.05446","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-18T05:48:35Z","cross_cats_sorted":[],"title_canon_sha256":"52a793b60cf03fbc39852ca10db6fc2a95273251d7665e99aa502e501916bbd6","abstract_canon_sha256":"2e07d2acf81094aef6c4de75c73b00a2612c8170e9e6a5b34b69af72c4934a90"},"schema_version":"1.0"},"canonical_sha256":"7c434b0446bd5d4dc6e6941ff5f94aac8649885ea4cd49569cd2750fd1cac143","source":{"kind":"arxiv","id":"1605.05446","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05446","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05446v1","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05446","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"pith_short_12","alias_value":"PRBUWBCGXVOU","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PRBUWBCGXVOU3RXG","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PRBUWBCG","created_at":"2026-05-18T12:30:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:PRBUWBCGXVOU3RXGSQP7L6KKVS","target":"record","payload":{"canonical_record":{"source":{"id":"1605.05446","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-18T05:48:35Z","cross_cats_sorted":[],"title_canon_sha256":"52a793b60cf03fbc39852ca10db6fc2a95273251d7665e99aa502e501916bbd6","abstract_canon_sha256":"2e07d2acf81094aef6c4de75c73b00a2612c8170e9e6a5b34b69af72c4934a90"},"schema_version":"1.0"},"canonical_sha256":"7c434b0446bd5d4dc6e6941ff5f94aac8649885ea4cd49569cd2750fd1cac143","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:34.934676Z","signature_b64":"AU6BJspHa/Np21BmbG2nKuim9pV64p12AbN/BIzGyyLFwi0+TuqWLub0HxoCFbKoRZos2DFNO8OE2BUhaDFLDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c434b0446bd5d4dc6e6941ff5f94aac8649885ea4cd49569cd2750fd1cac143","last_reissued_at":"2026-05-18T01:14:34.933946Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:34.933946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.05446","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":"2026-05-18T01:14:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BpM5vtI1SJx/ecnEqJ0NZgk2wqiS2ruXHUZjS+f7up7+ZmIM/rDraQ5GZnyJjl2OR91KgYtNQtgcjHBvssGhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:40:29.388420Z"},"content_sha256":"f7488be47f1d3d7ffcf2461baf29164380f964e9576300edfe180feaefdc0ff8","schema_version":"1.0","event_id":"sha256:f7488be47f1d3d7ffcf2461baf29164380f964e9576300edfe180feaefdc0ff8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:PRBUWBCGXVOU3RXGSQP7L6KKVS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Joint remote preparation of an arbitrary four-qubit |\\c{hi}>-type entangled state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Gui-Bin Chen, Hao Fu, Peng-Cheng Ma, Xiao-Wei Li, You-Bang Zhan","submitted_at":"2016-05-18T05:48:35Z","abstract_excerpt":"We present two schemes for joint remote preparation of an arbitrary four-qubit j\\c{hi}i -type entangled state via three three- and (N+1)-qubit GHZ states as the quantum channel, respectively. In these schemes, two senders (or N senders) share the original state which they wish to help the receiver to remotely prepare. To complete the JRSP schemes, several novel sets of mutually orthogonal basis vectors are introduced. It is shown that, only if two senders (or N senders) collaborate with each other, and perform projective measurements under suitable measuring basis on their own qubits respectiv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05446","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":"2026-05-18T01:14:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8tdUgdSyW2tR3yi5QIcXKE2WlQWQm7jg7WsKyDcl78lhp3mcaKAGfwVDbsLmuu+Z1gq36kmrWqwjPsWHpEScDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:40:29.388767Z"},"content_sha256":"add8d9a378316ceba114b57879e0fd10edb848c2323ec52e8e664713a61de1ee","schema_version":"1.0","event_id":"sha256:add8d9a378316ceba114b57879e0fd10edb848c2323ec52e8e664713a61de1ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/bundle.json","state_url":"https://pith.science/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/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":"2026-05-30T08:40:29Z","links":{"resolver":"https://pith.science/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS","bundle":"https://pith.science/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/bundle.json","state":"https://pith.science/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PRBUWBCGXVOU3RXGSQP7L6KKVS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:PRBUWBCGXVOU3RXGSQP7L6KKVS","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":"2e07d2acf81094aef6c4de75c73b00a2612c8170e9e6a5b34b69af72c4934a90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-18T05:48:35Z","title_canon_sha256":"52a793b60cf03fbc39852ca10db6fc2a95273251d7665e99aa502e501916bbd6"},"schema_version":"1.0","source":{"id":"1605.05446","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05446","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05446v1","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05446","created_at":"2026-05-18T01:14:34Z"},{"alias_kind":"pith_short_12","alias_value":"PRBUWBCGXVOU","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PRBUWBCGXVOU3RXG","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PRBUWBCG","created_at":"2026-05-18T12:30:39Z"}],"graph_snapshots":[{"event_id":"sha256:add8d9a378316ceba114b57879e0fd10edb848c2323ec52e8e664713a61de1ee","target":"graph","created_at":"2026-05-18T01:14:34Z","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 present two schemes for joint remote preparation of an arbitrary four-qubit j\\c{hi}i -type entangled state via three three- and (N+1)-qubit GHZ states as the quantum channel, respectively. In these schemes, two senders (or N senders) share the original state which they wish to help the receiver to remotely prepare. To complete the JRSP schemes, several novel sets of mutually orthogonal basis vectors are introduced. It is shown that, only if two senders (or N senders) collaborate with each other, and perform projective measurements under suitable measuring basis on their own qubits respectiv","authors_text":"Gui-Bin Chen, Hao Fu, Peng-Cheng Ma, Xiao-Wei Li, You-Bang Zhan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-18T05:48:35Z","title":"Joint remote preparation of an arbitrary four-qubit |\\c{hi}>-type entangled state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05446","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:f7488be47f1d3d7ffcf2461baf29164380f964e9576300edfe180feaefdc0ff8","target":"record","created_at":"2026-05-18T01:14:34Z","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":"2e07d2acf81094aef6c4de75c73b00a2612c8170e9e6a5b34b69af72c4934a90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-18T05:48:35Z","title_canon_sha256":"52a793b60cf03fbc39852ca10db6fc2a95273251d7665e99aa502e501916bbd6"},"schema_version":"1.0","source":{"id":"1605.05446","kind":"arxiv","version":1}},"canonical_sha256":"7c434b0446bd5d4dc6e6941ff5f94aac8649885ea4cd49569cd2750fd1cac143","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c434b0446bd5d4dc6e6941ff5f94aac8649885ea4cd49569cd2750fd1cac143","first_computed_at":"2026-05-18T01:14:34.933946Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:34.933946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AU6BJspHa/Np21BmbG2nKuim9pV64p12AbN/BIzGyyLFwi0+TuqWLub0HxoCFbKoRZos2DFNO8OE2BUhaDFLDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:34.934676Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.05446","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7488be47f1d3d7ffcf2461baf29164380f964e9576300edfe180feaefdc0ff8","sha256:add8d9a378316ceba114b57879e0fd10edb848c2323ec52e8e664713a61de1ee"],"state_sha256":"6897be0c19825b60160d2e3a08a7f03deb79318afbf7389e466ce12341914ceb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AKhLUr6K2/F00GXV3AgXQEVEdscpPLIKUC5egbtbNv/g9IVXIfo39th65VmtKl/iTmQAEMCfS/EDjbfdxXpmAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:40:29.390672Z","bundle_sha256":"a3a53a579cf51cdbb1349ff25249b71e85c0add052d0d5e19baac71c15cc6009"}}