{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:QWYZTCC2CXG3XRXGXITLX2OXLD","short_pith_number":"pith:QWYZTCC2","canonical_record":{"source":{"id":"1404.4369","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-16T20:01:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e49b7f6ba54e1a11928cfe32bc304289eeddf6b13f137ff4aa255fb2f56dbfc7","abstract_canon_sha256":"928fcf6aba300d65ef5ae58ab4f4894a243d5adec37c76398035502024678277"},"schema_version":"1.0"},"canonical_sha256":"85b199885a15cdbbc6e6ba26bbe9d758d94db28b019df271122b7cfdb4692fb1","source":{"kind":"arxiv","id":"1404.4369","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.4369","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"arxiv_version","alias_value":"1404.4369v3","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.4369","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"pith_short_12","alias_value":"QWYZTCC2CXG3","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"QWYZTCC2CXG3XRXG","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"QWYZTCC2","created_at":"2026-05-18T12:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:QWYZTCC2CXG3XRXGXITLX2OXLD","target":"record","payload":{"canonical_record":{"source":{"id":"1404.4369","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-16T20:01:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e49b7f6ba54e1a11928cfe32bc304289eeddf6b13f137ff4aa255fb2f56dbfc7","abstract_canon_sha256":"928fcf6aba300d65ef5ae58ab4f4894a243d5adec37c76398035502024678277"},"schema_version":"1.0"},"canonical_sha256":"85b199885a15cdbbc6e6ba26bbe9d758d94db28b019df271122b7cfdb4692fb1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:30.848664Z","signature_b64":"V6GarALF/2xVp4IqtFVgy4H2IAttId9HB9c4u7hBjahYp5IySAQ5TSp1X25kUoKvm+8KVEM4Gl4mhql+8CVlAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"85b199885a15cdbbc6e6ba26bbe9d758d94db28b019df271122b7cfdb4692fb1","last_reissued_at":"2026-05-18T02:32:30.848307Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:30.848307Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.4369","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":"2026-05-18T02:32:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p0Kbtewq6psW7fDYxu4S25aH1KojSwKMNYnoTaupPy7TgeJqwzisAornAy0hZMy+EXqOgFEKeKkG9vKHxdZNCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T01:12:24.592726Z"},"content_sha256":"a3b0ff26495f4483252090181db6bc17e30adaf4636bf7bdcaa79d24f4e19c54","schema_version":"1.0","event_id":"sha256:a3b0ff26495f4483252090181db6bc17e30adaf4636bf7bdcaa79d24f4e19c54"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:QWYZTCC2CXG3XRXGXITLX2OXLD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unconditional quantum teleportation between distant solid-state qubits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"Bas Hensen, Daniel J. Twitchen, Hannes Bernien, Machiel S. Blok, Marijn J. Tiggelman, Matthew Markham, Raymond N. Schouten, Ronald Hanson, Suzanne B. van Dam, Tim H. Taminiau, Wolfgang Pfaff","submitted_at":"2014-04-16T20:01:12Z","abstract_excerpt":"Realizing robust quantum information transfer between long-lived qubit registers is a key challenge for quantum information science and technology. Here we demonstrate unconditional teleportation of arbitrary quantum states between diamond spin qubits separated by 3 meters. We prepare the teleporter through photon-mediated heralded entanglement between two distant electron spins and subsequently encode the source qubit in a single nuclear spin. By realizing a fully deterministic Bell-state measurement combined with real-time feed-forward we achieve teleportation in each attempt while obtaining"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.4369","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":"2026-05-18T02:32:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9yWHQ7CKUAKzLsI09bSeW3F9udnhZcMdUZ25V+AvkAL5oMSNoq+Ww3tvSE1temOakoIifn/lcoIzjjpNWSwbCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T01:12:24.593374Z"},"content_sha256":"1435a2a1b67a786a9b9500ceeea28bf9d28a4c234f8731c6d2854717cef52fd3","schema_version":"1.0","event_id":"sha256:1435a2a1b67a786a9b9500ceeea28bf9d28a4c234f8731c6d2854717cef52fd3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/bundle.json","state_url":"https://pith.science/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/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":"2026-05-19T01:12:24Z","links":{"resolver":"https://pith.science/pith/QWYZTCC2CXG3XRXGXITLX2OXLD","bundle":"https://pith.science/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/bundle.json","state":"https://pith.science/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QWYZTCC2CXG3XRXGXITLX2OXLD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:QWYZTCC2CXG3XRXGXITLX2OXLD","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":"928fcf6aba300d65ef5ae58ab4f4894a243d5adec37c76398035502024678277","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-16T20:01:12Z","title_canon_sha256":"e49b7f6ba54e1a11928cfe32bc304289eeddf6b13f137ff4aa255fb2f56dbfc7"},"schema_version":"1.0","source":{"id":"1404.4369","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.4369","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"arxiv_version","alias_value":"1404.4369v3","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.4369","created_at":"2026-05-18T02:32:30Z"},{"alias_kind":"pith_short_12","alias_value":"QWYZTCC2CXG3","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"QWYZTCC2CXG3XRXG","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"QWYZTCC2","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:1435a2a1b67a786a9b9500ceeea28bf9d28a4c234f8731c6d2854717cef52fd3","target":"graph","created_at":"2026-05-18T02:32:30Z","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":"Realizing robust quantum information transfer between long-lived qubit registers is a key challenge for quantum information science and technology. Here we demonstrate unconditional teleportation of arbitrary quantum states between diamond spin qubits separated by 3 meters. We prepare the teleporter through photon-mediated heralded entanglement between two distant electron spins and subsequently encode the source qubit in a single nuclear spin. By realizing a fully deterministic Bell-state measurement combined with real-time feed-forward we achieve teleportation in each attempt while obtaining","authors_text":"Bas Hensen, Daniel J. Twitchen, Hannes Bernien, Machiel S. Blok, Marijn J. Tiggelman, Matthew Markham, Raymond N. Schouten, Ronald Hanson, Suzanne B. van Dam, Tim H. Taminiau, Wolfgang Pfaff","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-16T20:01:12Z","title":"Unconditional quantum teleportation between distant solid-state qubits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.4369","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:a3b0ff26495f4483252090181db6bc17e30adaf4636bf7bdcaa79d24f4e19c54","target":"record","created_at":"2026-05-18T02:32:30Z","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":"928fcf6aba300d65ef5ae58ab4f4894a243d5adec37c76398035502024678277","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-16T20:01:12Z","title_canon_sha256":"e49b7f6ba54e1a11928cfe32bc304289eeddf6b13f137ff4aa255fb2f56dbfc7"},"schema_version":"1.0","source":{"id":"1404.4369","kind":"arxiv","version":3}},"canonical_sha256":"85b199885a15cdbbc6e6ba26bbe9d758d94db28b019df271122b7cfdb4692fb1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"85b199885a15cdbbc6e6ba26bbe9d758d94db28b019df271122b7cfdb4692fb1","first_computed_at":"2026-05-18T02:32:30.848307Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:30.848307Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V6GarALF/2xVp4IqtFVgy4H2IAttId9HB9c4u7hBjahYp5IySAQ5TSp1X25kUoKvm+8KVEM4Gl4mhql+8CVlAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:30.848664Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.4369","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a3b0ff26495f4483252090181db6bc17e30adaf4636bf7bdcaa79d24f4e19c54","sha256:1435a2a1b67a786a9b9500ceeea28bf9d28a4c234f8731c6d2854717cef52fd3"],"state_sha256":"fe722b1c75cef7f9d5931762ab8d71833c298f05a92e13ddd1a48e6c9ea03917"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MMBNZboUqR4pOq1iCDjyJGIFPkZl5gpjfPoAUMbN4hNQFOlSoEo4/U9BceZs5+Ny5zzsmscPgl8h/tk2ud4NAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T01:12:24.595281Z","bundle_sha256":"1ed4543dab2fbe377615022b678e1e0a8a21062699116dc60eea7177d76d3386"}}