{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ELOH2JYEC2P5SILD6EK33LUCHS","short_pith_number":"pith:ELOH2JYE","canonical_record":{"source":{"id":"2306.03340","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-06-06T01:23:41Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"783545f4896f8d314f4900661702dedcf31559a4cb2a3a635778bd95b374e284","abstract_canon_sha256":"3ebf55b55a72fb52dc410abb825701762c7936bba98cd8ce6befb26654179b2b"},"schema_version":"1.0"},"canonical_sha256":"22dc7d2704169fd92163f115bdae823c9ed0c34f226331b0d5c539d3d5be5fc4","source":{"kind":"arxiv","id":"2306.03340","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.03340","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"arxiv_version","alias_value":"2306.03340v1","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.03340","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_12","alias_value":"ELOH2JYEC2P5","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_16","alias_value":"ELOH2JYEC2P5SILD","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_8","alias_value":"ELOH2JYE","created_at":"2026-07-05T06:17:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ELOH2JYEC2P5SILD6EK33LUCHS","target":"record","payload":{"canonical_record":{"source":{"id":"2306.03340","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-06-06T01:23:41Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"783545f4896f8d314f4900661702dedcf31559a4cb2a3a635778bd95b374e284","abstract_canon_sha256":"3ebf55b55a72fb52dc410abb825701762c7936bba98cd8ce6befb26654179b2b"},"schema_version":"1.0"},"canonical_sha256":"22dc7d2704169fd92163f115bdae823c9ed0c34f226331b0d5c539d3d5be5fc4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:17:57.019498Z","signature_b64":"bJxVdUcYDeIGeioXUwA4ObgtSwcVN/ReEhxd34vyEgdXgJcLIroQpHnRCGzgpxMCU5cRerjqHXbIycv1ad+1Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"22dc7d2704169fd92163f115bdae823c9ed0c34f226331b0d5c539d3d5be5fc4","last_reissued_at":"2026-07-05T06:17:57.019059Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:17:57.019059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2306.03340","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":"2026-07-05T06:17:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zwoP+nJqNpXKWPn3k4JEKD5CSYuAqCFy713M+jcV0f8EnMQEEkys6kokLPQaXRfO2cmUGEmq1yV1jNMaDSgCCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T00:26:57.420589Z"},"content_sha256":"6da1c96a58191da2ec2c096f5e54d64d70386458ef3b9626226885e99b69491f","schema_version":"1.0","event_id":"sha256:6da1c96a58191da2ec2c096f5e54d64d70386458ef3b9626226885e99b69491f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ELOH2JYEC2P5SILD6EK33LUCHS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Control and Readout of a 13-level Trapped Ion Qudit","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Brendan White, Crystal Senko, Pei Jiang Low","submitted_at":"2023-06-06T01:23:41Z","abstract_excerpt":"To implement useful quantum algorithms which demonstrate quantum advantage, we must scale currently demonstrated quantum computers up significantly. Leading platforms such as trapped ions face physical challenges in including more information carriers. A less explored avenue for scaling up the computational space involves utilizing the rich energy level structure of a trapped ion to encode multi-level qudits rather than two-level qubits. Here we show control and single-shot readout of qudits with up to 13 computational states, using protocols which can be extended directly to manipulate qudits"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.03340","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2306.03340/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":"2026-07-05T06:17:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R81vGQ/NBM2+oYsEGy9ib9S577TP0qKu5yU7JcIjJGlEVDe7bPA4E6LymPnVQt2ZQHs4E42C4NIA0aZoMSH9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T00:26:57.421420Z"},"content_sha256":"88e4a250da50ce7ac0b46f4826ebf7a179c93f20a7f3a4de51e6ae412f86f4a9","schema_version":"1.0","event_id":"sha256:88e4a250da50ce7ac0b46f4826ebf7a179c93f20a7f3a4de51e6ae412f86f4a9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ELOH2JYEC2P5SILD6EK33LUCHS/bundle.json","state_url":"https://pith.science/pith/ELOH2JYEC2P5SILD6EK33LUCHS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ELOH2JYEC2P5SILD6EK33LUCHS/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":"2026-08-17T00:26:57Z","links":{"resolver":"https://pith.science/pith/ELOH2JYEC2P5SILD6EK33LUCHS","bundle":"https://pith.science/pith/ELOH2JYEC2P5SILD6EK33LUCHS/bundle.json","state":"https://pith.science/pith/ELOH2JYEC2P5SILD6EK33LUCHS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ELOH2JYEC2P5SILD6EK33LUCHS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ELOH2JYEC2P5SILD6EK33LUCHS","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":"3ebf55b55a72fb52dc410abb825701762c7936bba98cd8ce6befb26654179b2b","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-06-06T01:23:41Z","title_canon_sha256":"783545f4896f8d314f4900661702dedcf31559a4cb2a3a635778bd95b374e284"},"schema_version":"1.0","source":{"id":"2306.03340","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.03340","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"arxiv_version","alias_value":"2306.03340v1","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.03340","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_12","alias_value":"ELOH2JYEC2P5","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_16","alias_value":"ELOH2JYEC2P5SILD","created_at":"2026-07-05T06:17:57Z"},{"alias_kind":"pith_short_8","alias_value":"ELOH2JYE","created_at":"2026-07-05T06:17:57Z"}],"graph_snapshots":[{"event_id":"sha256:88e4a250da50ce7ac0b46f4826ebf7a179c93f20a7f3a4de51e6ae412f86f4a9","target":"graph","created_at":"2026-07-05T06:17:57Z","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/2306.03340/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To implement useful quantum algorithms which demonstrate quantum advantage, we must scale currently demonstrated quantum computers up significantly. Leading platforms such as trapped ions face physical challenges in including more information carriers. A less explored avenue for scaling up the computational space involves utilizing the rich energy level structure of a trapped ion to encode multi-level qudits rather than two-level qubits. Here we show control and single-shot readout of qudits with up to 13 computational states, using protocols which can be extended directly to manipulate qudits","authors_text":"Brendan White, Crystal Senko, Pei Jiang Low","cross_cats":["physics.atom-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-06-06T01:23:41Z","title":"Control and Readout of a 13-level Trapped Ion Qudit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.03340","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":"sha256:6da1c96a58191da2ec2c096f5e54d64d70386458ef3b9626226885e99b69491f","target":"record","created_at":"2026-07-05T06:17:57Z","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":"3ebf55b55a72fb52dc410abb825701762c7936bba98cd8ce6befb26654179b2b","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-06-06T01:23:41Z","title_canon_sha256":"783545f4896f8d314f4900661702dedcf31559a4cb2a3a635778bd95b374e284"},"schema_version":"1.0","source":{"id":"2306.03340","kind":"arxiv","version":1}},"canonical_sha256":"22dc7d2704169fd92163f115bdae823c9ed0c34f226331b0d5c539d3d5be5fc4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"22dc7d2704169fd92163f115bdae823c9ed0c34f226331b0d5c539d3d5be5fc4","first_computed_at":"2026-07-05T06:17:57.019059Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:17:57.019059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bJxVdUcYDeIGeioXUwA4ObgtSwcVN/ReEhxd34vyEgdXgJcLIroQpHnRCGzgpxMCU5cRerjqHXbIycv1ad+1Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T06:17:57.019498Z","signed_message":"canonical_sha256_bytes"},"source_id":"2306.03340","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6da1c96a58191da2ec2c096f5e54d64d70386458ef3b9626226885e99b69491f","sha256:88e4a250da50ce7ac0b46f4826ebf7a179c93f20a7f3a4de51e6ae412f86f4a9"],"state_sha256":"63c7f0da78849d50eba1b3043168b2db7246b4c28786499c226e808c43a4d234"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wJIWEhl8Q5PH26a5TTbXocUQMDE4fawQ3U3jHq2jBdvCj7AsIqnDhTjQuu121RkkmccZo3cCfmZo0zWeM8S8AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T00:26:57.439216Z","bundle_sha256":"b99edc51144fcc79e318f87a54da88b671506b183504230e0572817f69ea1969"}}