{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:BI623P6QGYSUUB2TYHZCTWGHL3","short_pith_number":"pith:BI623P6Q","canonical_record":{"source":{"id":"1606.08408","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-06-27T18:49:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"daced1296732c6bfef3fa023d9aa703fdf2c6c048605c0dbfcf438ccec00217a","abstract_canon_sha256":"a8d065a6d3fae345bb2b27dd30124527ed09538fdbf4de72c805db6653ada8f2"},"schema_version":"1.0"},"canonical_sha256":"0a3dadbfd036254a0753c1f229d8c75ed46bfb258450aed1e367191d318d2e5a","source":{"kind":"arxiv","id":"1606.08408","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.08408","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"arxiv_version","alias_value":"1606.08408v1","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08408","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"pith_short_12","alias_value":"BI623P6QGYSU","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BI623P6QGYSUUB2T","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BI623P6Q","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:BI623P6QGYSUUB2TYHZCTWGHL3","target":"record","payload":{"canonical_record":{"source":{"id":"1606.08408","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-06-27T18:49:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"daced1296732c6bfef3fa023d9aa703fdf2c6c048605c0dbfcf438ccec00217a","abstract_canon_sha256":"a8d065a6d3fae345bb2b27dd30124527ed09538fdbf4de72c805db6653ada8f2"},"schema_version":"1.0"},"canonical_sha256":"0a3dadbfd036254a0753c1f229d8c75ed46bfb258450aed1e367191d318d2e5a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:56:20.264679Z","signature_b64":"8po9Xq776ENY9+rX/3ESgE/U7fRtmGKKoeaCoOiyP8nvvfSC5OfBz1ySqx2QsyITtdvMH/0W0tVQvwQNNQMcDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a3dadbfd036254a0753c1f229d8c75ed46bfb258450aed1e367191d318d2e5a","last_reissued_at":"2026-05-18T00:56:20.263964Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:56:20.263964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.08408","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":"2026-05-18T00:56:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xMmqu/K+U9J+oUFVUHaOEnTsFbuIE0JW1je1wZGl8o9e183RipuHvEriBS2qke4uPLtSORffh6bp1eX7Y3CdAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:25:02.844010Z"},"content_sha256":"2b04ae5a31df26d6e08051000cd56729362184fda352232590faf0f5a2112276","schema_version":"1.0","event_id":"sha256:2b04ae5a31df26d6e08051000cd56729362184fda352232590faf0f5a2112276"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:BI623P6QGYSUUB2TYHZCTWGHL3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Roadmap to Majorana surface codes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Altland, E. Sela, K. Flensberg, L. A. Landau, R. Egger, S. Plugge","submitted_at":"2016-06-27T18:49:17Z","abstract_excerpt":"Surface codes offer a very promising avenue towards fault-tolerant quantum computation. We argue that two-dimensional interacting networks of Majorana bound states in topological superconductor/semiconductor heterostructures hold several distinct advantages in that direction, both concerning the hardware realization and the actual operation of the code. We here discuss how topologically protected logical qubits in this Majorana surface code architecture can be defined, initialized, manipulated, and read out. All physical ingredients needed to implement these operations are routinely used in to"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08408","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":"2026-05-18T00:56:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6bZNqDd/e59syBLdHU8vCigF1XAIB7kXaZboZ5NhhcrNj34s+Gar+ZNVn37njv+/HGlIgGbCiTV/DA6hkSrtDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:25:02.844734Z"},"content_sha256":"c1865872d2524798c3beb626bede24b78d3b1518d37cbf69c6038b61270dc0a8","schema_version":"1.0","event_id":"sha256:c1865872d2524798c3beb626bede24b78d3b1518d37cbf69c6038b61270dc0a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BI623P6QGYSUUB2TYHZCTWGHL3/bundle.json","state_url":"https://pith.science/pith/BI623P6QGYSUUB2TYHZCTWGHL3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BI623P6QGYSUUB2TYHZCTWGHL3/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":"2026-06-09T02:25:02Z","links":{"resolver":"https://pith.science/pith/BI623P6QGYSUUB2TYHZCTWGHL3","bundle":"https://pith.science/pith/BI623P6QGYSUUB2TYHZCTWGHL3/bundle.json","state":"https://pith.science/pith/BI623P6QGYSUUB2TYHZCTWGHL3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BI623P6QGYSUUB2TYHZCTWGHL3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BI623P6QGYSUUB2TYHZCTWGHL3","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":"a8d065a6d3fae345bb2b27dd30124527ed09538fdbf4de72c805db6653ada8f2","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-06-27T18:49:17Z","title_canon_sha256":"daced1296732c6bfef3fa023d9aa703fdf2c6c048605c0dbfcf438ccec00217a"},"schema_version":"1.0","source":{"id":"1606.08408","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.08408","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"arxiv_version","alias_value":"1606.08408v1","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08408","created_at":"2026-05-18T00:56:20Z"},{"alias_kind":"pith_short_12","alias_value":"BI623P6QGYSU","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BI623P6QGYSUUB2T","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BI623P6Q","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:c1865872d2524798c3beb626bede24b78d3b1518d37cbf69c6038b61270dc0a8","target":"graph","created_at":"2026-05-18T00:56:20Z","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":"Surface codes offer a very promising avenue towards fault-tolerant quantum computation. We argue that two-dimensional interacting networks of Majorana bound states in topological superconductor/semiconductor heterostructures hold several distinct advantages in that direction, both concerning the hardware realization and the actual operation of the code. We here discuss how topologically protected logical qubits in this Majorana surface code architecture can be defined, initialized, manipulated, and read out. All physical ingredients needed to implement these operations are routinely used in to","authors_text":"A. Altland, E. Sela, K. Flensberg, L. A. Landau, R. Egger, S. Plugge","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-06-27T18:49:17Z","title":"Roadmap to Majorana surface codes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08408","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":"sha256:2b04ae5a31df26d6e08051000cd56729362184fda352232590faf0f5a2112276","target":"record","created_at":"2026-05-18T00:56:20Z","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":"a8d065a6d3fae345bb2b27dd30124527ed09538fdbf4de72c805db6653ada8f2","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-06-27T18:49:17Z","title_canon_sha256":"daced1296732c6bfef3fa023d9aa703fdf2c6c048605c0dbfcf438ccec00217a"},"schema_version":"1.0","source":{"id":"1606.08408","kind":"arxiv","version":1}},"canonical_sha256":"0a3dadbfd036254a0753c1f229d8c75ed46bfb258450aed1e367191d318d2e5a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a3dadbfd036254a0753c1f229d8c75ed46bfb258450aed1e367191d318d2e5a","first_computed_at":"2026-05-18T00:56:20.263964Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:20.263964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8po9Xq776ENY9+rX/3ESgE/U7fRtmGKKoeaCoOiyP8nvvfSC5OfBz1ySqx2QsyITtdvMH/0W0tVQvwQNNQMcDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:20.264679Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.08408","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b04ae5a31df26d6e08051000cd56729362184fda352232590faf0f5a2112276","sha256:c1865872d2524798c3beb626bede24b78d3b1518d37cbf69c6038b61270dc0a8"],"state_sha256":"048e4a048978aec3d548fcc645ea62f0687000a1e0c2ddf3522f38f5cc13ee99"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nBPdvLaq2AW87hgiQVIIzJs9h8STyoWC685OdrV4W2QnvQd8yX3f9shcr+y/Jt0NiGWh9jtKr3wBt9F2iid3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T02:25:02.848798Z","bundle_sha256":"f959eeb8b08a44925773725cb56b16c565ad165e0bfd31ece498565cf43ae211"}}