{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XXLUUORM26CDAWNEH5QREMME5T","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":"495b75f8f8e3940f9ad8eeb750c25b3eb5748917e206a53b42fd77f8df20bbb7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-11-05T09:50:26Z","title_canon_sha256":"751f7e25ffac81a469f19fb81d6179e324f1ed770acc0faa2c8a8331cf21d105"},"schema_version":"1.0","source":{"id":"2411.02950","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.02950","created_at":"2026-07-05T09:33:11Z"},{"alias_kind":"arxiv_version","alias_value":"2411.02950v2","created_at":"2026-07-05T09:33:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.02950","created_at":"2026-07-05T09:33:11Z"},{"alias_kind":"pith_short_12","alias_value":"XXLUUORM26CD","created_at":"2026-07-05T09:33:11Z"},{"alias_kind":"pith_short_16","alias_value":"XXLUUORM26CDAWNE","created_at":"2026-07-05T09:33:11Z"},{"alias_kind":"pith_short_8","alias_value":"XXLUUORM","created_at":"2026-07-05T09:33:11Z"}],"graph_snapshots":[{"event_id":"sha256:f946020717e6bafb4401e1db22da3f9d5e22f99440225aef5201ab249c6a66fe","target":"graph","created_at":"2026-07-05T09:33:11Z","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/2411.02950/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Rapid and accurate initialization of qubits, reset, is a crucial building block for various tasks in quantum information processing, such as quantum error-correction and estimation of statistics of noisy quantum devices with many qubits. We demonstrate unconditional reset of a frequency-tunable transmon qubit that simultaneously resets multiple excited states by utilizing a metamaterial waveguide engineered to provide a cold bath over a wide spectral range, while providing strong protection against Purcell decay of the qubit. We report reset error below 0.13% (0.16%) when prepared in the first","authors_text":"Alex Hadley, Andreas Butler, Eunjong Kim, Gihwan Kim, Oskar Painter, Vinicius S. Ferreira, Xueyue Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-11-05T09:50:26Z","title":"Fast Unconditional Reset and Leakage Reduction of a Tunable Superconducting Qubit via an Engineered Dissipative Bath"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.02950","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:a2a112960681fefc04c484bf77b86ccfaf2a6fc232df2ad781f9949170382732","target":"record","created_at":"2026-07-05T09:33:11Z","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":"495b75f8f8e3940f9ad8eeb750c25b3eb5748917e206a53b42fd77f8df20bbb7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-11-05T09:50:26Z","title_canon_sha256":"751f7e25ffac81a469f19fb81d6179e324f1ed770acc0faa2c8a8331cf21d105"},"schema_version":"1.0","source":{"id":"2411.02950","kind":"arxiv","version":2}},"canonical_sha256":"bdd74a3a2cd7843059a43f61123184ecdb5bd0d487dd17ce64fd0407c8986ca7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bdd74a3a2cd7843059a43f61123184ecdb5bd0d487dd17ce64fd0407c8986ca7","first_computed_at":"2026-07-05T09:33:11.084721Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:33:11.084721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NZZHKkH+MNOF3e29Aw0MqCApzCSFoH/+XSPFXer5TMukcwiJDipzMqIxlJWVlVFmiGpusIM22V0uEqv0FmjnDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:33:11.085236Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.02950","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2a112960681fefc04c484bf77b86ccfaf2a6fc232df2ad781f9949170382732","sha256:f946020717e6bafb4401e1db22da3f9d5e22f99440225aef5201ab249c6a66fe"],"state_sha256":"ec91513b6829760aa2b4673d58c31bb52b934fb595030e89d01e77396aa1c896"}