{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:NRLRJKOD2LRNSBJZWIGDSNPP6H","short_pith_number":"pith:NRLRJKOD","canonical_record":{"source":{"id":"1204.3326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-15T22:09:33Z","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"title_canon_sha256":"189cd7b0b51493b7c664e84909e7a3fd0e92b7c661215df7d22a059e313bac0a","abstract_canon_sha256":"34fc943b1a36b3171795a600146b2acfae135a604a277e9c444b6815042e5154"},"schema_version":"1.0"},"canonical_sha256":"6c5714a9c3d2e2d90539b20c3935eff1d86912ac2e38aa69052bbb79e789dc25","source":{"kind":"arxiv","id":"1204.3326","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.3326","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"arxiv_version","alias_value":"1204.3326v2","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3326","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"pith_short_12","alias_value":"NRLRJKOD2LRN","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NRLRJKOD2LRNSBJZ","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NRLRJKOD","created_at":"2026-05-18T12:27:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:NRLRJKOD2LRNSBJZWIGDSNPP6H","target":"record","payload":{"canonical_record":{"source":{"id":"1204.3326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-15T22:09:33Z","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"title_canon_sha256":"189cd7b0b51493b7c664e84909e7a3fd0e92b7c661215df7d22a059e313bac0a","abstract_canon_sha256":"34fc943b1a36b3171795a600146b2acfae135a604a277e9c444b6815042e5154"},"schema_version":"1.0"},"canonical_sha256":"6c5714a9c3d2e2d90539b20c3935eff1d86912ac2e38aa69052bbb79e789dc25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:54:37.020937Z","signature_b64":"bqJ2nmGqaAyJGPON9lNXgwSnb/rk3Hu3YpEh6a6p6kNKe9RGjUodxHB/vX+9aSpH4Y2Wh4lSQZe1zaypVa/aBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c5714a9c3d2e2d90539b20c3935eff1d86912ac2e38aa69052bbb79e789dc25","last_reissued_at":"2026-05-18T03:54:37.020414Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:54:37.020414Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.3326","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":"2026-05-18T03:54:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+i21fXX4Z6lGXGQLT5sxDSe28bVF18GU745/VVjTOKMsuB3RUy5+HouL3zDaq/QLA0TzLytNPiO/xmPt7jqZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T00:28:50.529777Z"},"content_sha256":"ef4a4a96c1a100a8a4c7f8765c791ec2283cec026101a84b89ad3392cfada1e9","schema_version":"1.0","event_id":"sha256:ef4a4a96c1a100a8a4c7f8765c791ec2283cec026101a84b89ad3392cfada1e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:NRLRJKOD2LRNSBJZWIGDSNPP6H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Majorana qubit decoherence by quasiparticle poisoning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con","quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Daniel Loss, Diego Rainis","submitted_at":"2012-04-15T22:09:33Z","abstract_excerpt":"We consider the problem of quasiparticle poisoning in a nanowire-based realization of a Majorana qubit, where a spin-orbit-coupled semiconducting wire is placed on top of a (bulk) superconductor. By making use of recent experimental data exhibiting evidence of a low-temperature residual non-equilibrium quasiparticle population in superconductors, we show by means of analytical and numerical calculations that the dephasing time due to the tunneling of quasiparticles into the nanowire may be problematically short to allow for qubit manipulation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3326","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":""},"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":"2026-05-18T03:54:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VLvCH4NgSCfbeJ2r0jBPNHzsxqYblwYVLC+j2thUsocDP8Tv9X+T8NqQ8/y/a2ZhF2ViJ1+iiepGUd0XYaYMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T00:28:50.530333Z"},"content_sha256":"7b7752f5bf618ce908f3fd84cf529c268bae22f07f5393f2dfe2ee04668acb00","schema_version":"1.0","event_id":"sha256:7b7752f5bf618ce908f3fd84cf529c268bae22f07f5393f2dfe2ee04668acb00"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/bundle.json","state_url":"https://pith.science/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/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":"2026-06-05T00:28:50Z","links":{"resolver":"https://pith.science/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H","bundle":"https://pith.science/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/bundle.json","state":"https://pith.science/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NRLRJKOD2LRNSBJZWIGDSNPP6H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:NRLRJKOD2LRNSBJZWIGDSNPP6H","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":"34fc943b1a36b3171795a600146b2acfae135a604a277e9c444b6815042e5154","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-15T22:09:33Z","title_canon_sha256":"189cd7b0b51493b7c664e84909e7a3fd0e92b7c661215df7d22a059e313bac0a"},"schema_version":"1.0","source":{"id":"1204.3326","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.3326","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"arxiv_version","alias_value":"1204.3326v2","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3326","created_at":"2026-05-18T03:54:37Z"},{"alias_kind":"pith_short_12","alias_value":"NRLRJKOD2LRN","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NRLRJKOD2LRNSBJZ","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NRLRJKOD","created_at":"2026-05-18T12:27:16Z"}],"graph_snapshots":[{"event_id":"sha256:7b7752f5bf618ce908f3fd84cf529c268bae22f07f5393f2dfe2ee04668acb00","target":"graph","created_at":"2026-05-18T03:54:37Z","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 consider the problem of quasiparticle poisoning in a nanowire-based realization of a Majorana qubit, where a spin-orbit-coupled semiconducting wire is placed on top of a (bulk) superconductor. By making use of recent experimental data exhibiting evidence of a low-temperature residual non-equilibrium quasiparticle population in superconductors, we show by means of analytical and numerical calculations that the dephasing time due to the tunneling of quasiparticles into the nanowire may be problematically short to allow for qubit manipulation.","authors_text":"Daniel Loss, Diego Rainis","cross_cats":["cond-mat.supr-con","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-15T22:09:33Z","title":"Majorana qubit decoherence by quasiparticle poisoning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3326","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:ef4a4a96c1a100a8a4c7f8765c791ec2283cec026101a84b89ad3392cfada1e9","target":"record","created_at":"2026-05-18T03:54:37Z","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":"34fc943b1a36b3171795a600146b2acfae135a604a277e9c444b6815042e5154","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-15T22:09:33Z","title_canon_sha256":"189cd7b0b51493b7c664e84909e7a3fd0e92b7c661215df7d22a059e313bac0a"},"schema_version":"1.0","source":{"id":"1204.3326","kind":"arxiv","version":2}},"canonical_sha256":"6c5714a9c3d2e2d90539b20c3935eff1d86912ac2e38aa69052bbb79e789dc25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c5714a9c3d2e2d90539b20c3935eff1d86912ac2e38aa69052bbb79e789dc25","first_computed_at":"2026-05-18T03:54:37.020414Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:54:37.020414Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bqJ2nmGqaAyJGPON9lNXgwSnb/rk3Hu3YpEh6a6p6kNKe9RGjUodxHB/vX+9aSpH4Y2Wh4lSQZe1zaypVa/aBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:54:37.020937Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.3326","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef4a4a96c1a100a8a4c7f8765c791ec2283cec026101a84b89ad3392cfada1e9","sha256:7b7752f5bf618ce908f3fd84cf529c268bae22f07f5393f2dfe2ee04668acb00"],"state_sha256":"6337201c2ec5f9ff6dbbc2a2a3f58dc9a1bd7d5ccc87fbadcadc49fd1e3ef7cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TrcGDbxSUEi/n+XvDCJsqDCwPdO2Wh+C/xIuga+EhwzKyf7EMfobiFC4pyI5yjpBejKrYMxOUKYGSRdk5ZEFAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T00:28:50.533158Z","bundle_sha256":"8ee8b62f0450e4b67f5a1f11f314e3fb3c8349bf9d4217f848fe21be07f3d8c1"}}