{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YIJ4ZMLCVTJPEKP7TLYBTMDN34","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":"4232f17838e9c18ab63e4bbfc44c169fed299c95da307868927a4da975956278","cross_cats_sorted":["hep-ex","physics.ins-det"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-07T20:05:25Z","title_canon_sha256":"e3089f3bb4bc7a2b8e2ef8359d53969b6fc42fe4dd498849fa2653538273aea4"},"schema_version":"1.0","source":{"id":"2405.04642","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.04642","created_at":"2026-06-01T01:02:12Z"},{"alias_kind":"arxiv_version","alias_value":"2405.04642v3","created_at":"2026-06-01T01:02:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.04642","created_at":"2026-06-01T01:02:12Z"},{"alias_kind":"pith_short_12","alias_value":"YIJ4ZMLCVTJP","created_at":"2026-06-01T01:02:12Z"},{"alias_kind":"pith_short_16","alias_value":"YIJ4ZMLCVTJPEKP7","created_at":"2026-06-01T01:02:12Z"},{"alias_kind":"pith_short_8","alias_value":"YIJ4ZMLC","created_at":"2026-06-01T01:02:12Z"}],"graph_snapshots":[{"event_id":"sha256:153f38fcafe994324b6a183d354d49c1e28433721df7b271f6c822ed7da20cd3","target":"graph","created_at":"2026-06-01T01:02:12Z","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/2405.04642/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We measure space- and time-correlated charge jumps on a four-qubit device, operating 107 meters below the Earth's surface in a low-radiation, cryogenic facility designed for the characterization of low-threshold particle detectors. The rock overburden of this facility reduces the cosmic ray muon flux by over 99% compared to laboratories at sea level. Combined with 4$\\pi$ coverage of a movable lead shield, this facility enables quantifiable control over the flux of ionizing radiation on the qubit device. Long-time-series charge tomography measurements on these weakly charge-sensitive qubits cap","authors_text":"A. Chou, A. Col\\'on Cesan\\'i, A. Rodriguez, B. Schmidt, C. Bathurst, C. James, D. Baxter, D. Bowring, D.J. Temples, D. Sabhari, E. Figueroa-Feliciano, G. Bratrud, G. Cancelo, G. Spahn, G. Wagner, H. Magoon, I. Hernandez, J. Yu, K. Anyang, K. Kennard, K. Stifter, L. Hsu, M. Hollister, N.A. Kurinsky, N. Raha, P. Lukens, R. Chen, R. Gualtieri, R. Khatiwada, R. Linehan, R. McDermott, R. Ren, S. Lewis, S. Ray, S. Sussman, S. Uemura, T. Dyson, V. Novati","cross_cats":["hep-ex","physics.ins-det"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-07T20:05:25Z","title":"First Measurement of Correlated Charge Noise in Superconducting Qubits at an Underground Facility"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.04642","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:b1111e63f228f8969d08a428899fc5c271f51f3fdc2c737752c17f2300b7d4d9","target":"record","created_at":"2026-06-01T01:02:12Z","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":"4232f17838e9c18ab63e4bbfc44c169fed299c95da307868927a4da975956278","cross_cats_sorted":["hep-ex","physics.ins-det"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-07T20:05:25Z","title_canon_sha256":"e3089f3bb4bc7a2b8e2ef8359d53969b6fc42fe4dd498849fa2653538273aea4"},"schema_version":"1.0","source":{"id":"2405.04642","kind":"arxiv","version":3}},"canonical_sha256":"c213ccb162acd2f229ff9af019b06ddf20e29b34291ec4ed6fe98bfd0c115247","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c213ccb162acd2f229ff9af019b06ddf20e29b34291ec4ed6fe98bfd0c115247","first_computed_at":"2026-06-01T01:02:12.331407Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-01T01:02:12.331407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wI6jh/cFZ5M4gQ1vJowF4V0edDkfbHCXtgdd7K8x2MTdUGkN9EPqhoetx0hkV+ZpkN+KsyAUHEbOV4qkGbXKAg==","signature_status":"signed_v1","signed_at":"2026-06-01T01:02:12.332464Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.04642","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b1111e63f228f8969d08a428899fc5c271f51f3fdc2c737752c17f2300b7d4d9","sha256:153f38fcafe994324b6a183d354d49c1e28433721df7b271f6c822ed7da20cd3"],"state_sha256":"bf20f498c12f8a3d18f114b482416b0b34710a3fa5f79d6775c98287d0af34f9"}