{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YRBH3G4ITWRPEO7COAVC7W23LA","short_pith_number":"pith:YRBH3G4I","canonical_record":{"source":{"id":"2409.15065","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-23T14:36:17Z","cross_cats_sorted":[],"title_canon_sha256":"d9d890dc27b361f9bfadd1337b27e4a2a06da7c2253727c6a923d944f90a8895","abstract_canon_sha256":"2cc2a436469e54d5d73e706dee5af689a3a06ead6faf48527f770441a807eb63"},"schema_version":"1.0"},"canonical_sha256":"c4427d9b889da2f23be2702a2fdb5b583c20bb41b0855057de16ccdb064922b3","source":{"kind":"arxiv","id":"2409.15065","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.15065","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"arxiv_version","alias_value":"2409.15065v2","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.15065","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_12","alias_value":"YRBH3G4ITWRP","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_16","alias_value":"YRBH3G4ITWRPEO7C","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_8","alias_value":"YRBH3G4I","created_at":"2026-07-05T11:28:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YRBH3G4ITWRPEO7COAVC7W23LA","target":"record","payload":{"canonical_record":{"source":{"id":"2409.15065","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-23T14:36:17Z","cross_cats_sorted":[],"title_canon_sha256":"d9d890dc27b361f9bfadd1337b27e4a2a06da7c2253727c6a923d944f90a8895","abstract_canon_sha256":"2cc2a436469e54d5d73e706dee5af689a3a06ead6faf48527f770441a807eb63"},"schema_version":"1.0"},"canonical_sha256":"c4427d9b889da2f23be2702a2fdb5b583c20bb41b0855057de16ccdb064922b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:28:31.518171Z","signature_b64":"McTrwF+OFB/Uc9giyYgZJISVC+ofXRDafgxVhHqW22zwB24Acw6jp9eM9tD0JbSwXSyaevwa6+m1F/T4lhBHDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c4427d9b889da2f23be2702a2fdb5b583c20bb41b0855057de16ccdb064922b3","last_reissued_at":"2026-07-05T11:28:31.517578Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:28:31.517578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.15065","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":"2026-07-05T11:28:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7yrnVJwNS8wxclCalKWobc7pYGfSGvpNRWjbV38ySVZ/q9+IZEEoEz1BoCFZpVNHf5jLcqLVsrReRWRo1CCBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T20:54:54.824241Z"},"content_sha256":"7dd5d6308d21aef2a16ed6a88b1fd18bfecaae45e2468431e536a48c84a761f5","schema_version":"1.0","event_id":"sha256:7dd5d6308d21aef2a16ed6a88b1fd18bfecaae45e2468431e536a48c84a761f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YRBH3G4ITWRPEO7COAVC7W23LA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Error Correction of Qudits Beyond Break-even","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alec Eickbusch, Andy Z. Ding, Benjamin L. Brock, Luigi Frunzio, Michel H. Devoret, Shraddha Singh, Steven M. Girvin, Volodymyr V. Sivak","submitted_at":"2024-09-23T14:36:17Z","abstract_excerpt":"Hilbert space dimension is a key resource for quantum information processing. A large Hilbert space is not only an essential requirement for quantum error correction, but it can also be advantageous for realizing gates and algorithms more efficiently. There has thus been considerable experimental effort in recent years to develop quantum computing platforms using qudits (d-dimensional quantum systems with d>2) as the fundamental unit of quantum information. Just as with qubits, quantum error correction of these qudits will be necessary in the long run, but to date error correction of logical q"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.15065","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.15065/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":"2026-07-05T11:28:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M+0A1B+f6rXII20g7O/fzYb+2d338zvSoUsJ/+Tvgcl+e5OdhYYjaVbkvvJnAc5k0E0lDz/inBvtCH2LAlm2Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T20:54:54.824784Z"},"content_sha256":"3cb78d49d1639f81294f85e10861416cba852ec6abe9221763395228affa7b4c","schema_version":"1.0","event_id":"sha256:3cb78d49d1639f81294f85e10861416cba852ec6abe9221763395228affa7b4c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YRBH3G4ITWRPEO7COAVC7W23LA/bundle.json","state_url":"https://pith.science/pith/YRBH3G4ITWRPEO7COAVC7W23LA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YRBH3G4ITWRPEO7COAVC7W23LA/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":"2026-08-02T20:54:54Z","links":{"resolver":"https://pith.science/pith/YRBH3G4ITWRPEO7COAVC7W23LA","bundle":"https://pith.science/pith/YRBH3G4ITWRPEO7COAVC7W23LA/bundle.json","state":"https://pith.science/pith/YRBH3G4ITWRPEO7COAVC7W23LA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YRBH3G4ITWRPEO7COAVC7W23LA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YRBH3G4ITWRPEO7COAVC7W23LA","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":"2cc2a436469e54d5d73e706dee5af689a3a06ead6faf48527f770441a807eb63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-23T14:36:17Z","title_canon_sha256":"d9d890dc27b361f9bfadd1337b27e4a2a06da7c2253727c6a923d944f90a8895"},"schema_version":"1.0","source":{"id":"2409.15065","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.15065","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"arxiv_version","alias_value":"2409.15065v2","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.15065","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_12","alias_value":"YRBH3G4ITWRP","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_16","alias_value":"YRBH3G4ITWRPEO7C","created_at":"2026-07-05T11:28:31Z"},{"alias_kind":"pith_short_8","alias_value":"YRBH3G4I","created_at":"2026-07-05T11:28:31Z"}],"graph_snapshots":[{"event_id":"sha256:3cb78d49d1639f81294f85e10861416cba852ec6abe9221763395228affa7b4c","target":"graph","created_at":"2026-07-05T11:28:31Z","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/2409.15065/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hilbert space dimension is a key resource for quantum information processing. A large Hilbert space is not only an essential requirement for quantum error correction, but it can also be advantageous for realizing gates and algorithms more efficiently. There has thus been considerable experimental effort in recent years to develop quantum computing platforms using qudits (d-dimensional quantum systems with d>2) as the fundamental unit of quantum information. Just as with qubits, quantum error correction of these qudits will be necessary in the long run, but to date error correction of logical q","authors_text":"Alec Eickbusch, Andy Z. Ding, Benjamin L. Brock, Luigi Frunzio, Michel H. Devoret, Shraddha Singh, Steven M. Girvin, Volodymyr V. Sivak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-23T14:36:17Z","title":"Quantum Error Correction of Qudits Beyond Break-even"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.15065","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":"sha256:7dd5d6308d21aef2a16ed6a88b1fd18bfecaae45e2468431e536a48c84a761f5","target":"record","created_at":"2026-07-05T11:28:31Z","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":"2cc2a436469e54d5d73e706dee5af689a3a06ead6faf48527f770441a807eb63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-23T14:36:17Z","title_canon_sha256":"d9d890dc27b361f9bfadd1337b27e4a2a06da7c2253727c6a923d944f90a8895"},"schema_version":"1.0","source":{"id":"2409.15065","kind":"arxiv","version":2}},"canonical_sha256":"c4427d9b889da2f23be2702a2fdb5b583c20bb41b0855057de16ccdb064922b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c4427d9b889da2f23be2702a2fdb5b583c20bb41b0855057de16ccdb064922b3","first_computed_at":"2026-07-05T11:28:31.517578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:28:31.517578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"McTrwF+OFB/Uc9giyYgZJISVC+ofXRDafgxVhHqW22zwB24Acw6jp9eM9tD0JbSwXSyaevwa6+m1F/T4lhBHDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:28:31.518171Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.15065","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7dd5d6308d21aef2a16ed6a88b1fd18bfecaae45e2468431e536a48c84a761f5","sha256:3cb78d49d1639f81294f85e10861416cba852ec6abe9221763395228affa7b4c"],"state_sha256":"d4c5202acffcc99fd1f0edda2ef5eb85e13cb034f1b8d9788e36ce495df8983e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yzkof26w+kos7WiDPpCghBGo2sWSKUCYKLxOF1HjvBZYQnB02i+RwX9xAGXn/g1Zf6a6R0axRYKzcYnE/mg4Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T20:54:54.830097Z","bundle_sha256":"220f438ee3762c072fa0de44fccd93f56c5c30c139f9da7bfa2b40d372aa3222"}}