{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:3NN6OLONBRK7VOWDTO3G5SLZQR","short_pith_number":"pith:3NN6OLON","canonical_record":{"source":{"id":"2602.19588","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-02-23T08:23:24Z","cross_cats_sorted":[],"title_canon_sha256":"0826684d40e76fe8050a6be61b436eec467eac6d8e2787179179aa0aeb9ed206","abstract_canon_sha256":"33f5e8e16ab8a3b4bc55202b7dac08ebf0e6201bde3fbf0bec187e38b37aa63e"},"schema_version":"1.0"},"canonical_sha256":"db5be72dcd0c55fabac39bb66ec979846c6be5cba55a1172b9ceb7779882b20b","source":{"kind":"arxiv","id":"2602.19588","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.19588","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"arxiv_version","alias_value":"2602.19588v2","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.19588","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_12","alias_value":"3NN6OLONBRK7","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_16","alias_value":"3NN6OLONBRK7VOWD","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_8","alias_value":"3NN6OLON","created_at":"2026-06-23T03:13:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:3NN6OLONBRK7VOWDTO3G5SLZQR","target":"record","payload":{"canonical_record":{"source":{"id":"2602.19588","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-02-23T08:23:24Z","cross_cats_sorted":[],"title_canon_sha256":"0826684d40e76fe8050a6be61b436eec467eac6d8e2787179179aa0aeb9ed206","abstract_canon_sha256":"33f5e8e16ab8a3b4bc55202b7dac08ebf0e6201bde3fbf0bec187e38b37aa63e"},"schema_version":"1.0"},"canonical_sha256":"db5be72dcd0c55fabac39bb66ec979846c6be5cba55a1172b9ceb7779882b20b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T03:13:54.667683Z","signature_b64":"y2M149RAaSWj7Si54MonpPMGCPa4COnrfZpqCYT4MBQJfm1avgvJPai3dn7TTgpVR80yqP2CyUi2a6AM9/vECA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db5be72dcd0c55fabac39bb66ec979846c6be5cba55a1172b9ceb7779882b20b","last_reissued_at":"2026-06-23T03:13:54.667233Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T03:13:54.667233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.19588","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":"2026-06-23T03:13:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pycqbFACHKw3D3Y0QHYn2iHL4g9tUi+UEYXNYzs4Gwk8zFOxfFAiaACjuIE9HwYZkptPhpp2hbcTrMJqYzQmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T03:17:36.659156Z"},"content_sha256":"f67481233b11de3dc5a7ad08bcf68ebbb3bf5f1d3330d433896fdbe209fcac2b","schema_version":"1.0","event_id":"sha256:f67481233b11de3dc5a7ad08bcf68ebbb3bf5f1d3330d433896fdbe209fcac2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:3NN6OLONBRK7VOWDTO3G5SLZQR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterization and cancellation of power-line-induced motional-mode frequency noise in a trapped-ion system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Jaehun You, Jiyong Kang, Kyunghye Kim, Taehyun Kim, Wonhyeong Choi","submitted_at":"2026-02-23T08:23:24Z","abstract_excerpt":"The stability of motional-mode frequency is essential for realizing high-fidelity quantum gates in trapped-ion quantum computing. While broadband Gaussian noise has been extensively studied and mitigated using pulse shaping techniques, the impact of coherent periodic noise has remained largely unexplored. Here we report a systematic investigation of 60-Hz power-line noise and its effect on the secular frequencies of a single ${}^{171}\\mathrm{Yb}^{+}$ ion. Using spin-echo Ramsey spectroscopy, we characterize the amplitude and phase of the resulting secular-frequency modulation and validate this"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.19588","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/2602.19588/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":"2026-06-23T03:13:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/cDX/RMMBQBOaKcBYliuAupODp1+q6jhNTsYR9F2RTbonEk7WmbqTYrBzsov5YlCIHxGc9kAJ9Q4RzMv2W/LDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T03:17:36.659799Z"},"content_sha256":"f853a93c85fb6712875ec2bde6fb434e9791e603c18f0ee2943be709cac175a5","schema_version":"1.0","event_id":"sha256:f853a93c85fb6712875ec2bde6fb434e9791e603c18f0ee2943be709cac175a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/bundle.json","state_url":"https://pith.science/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/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":"2026-07-02T03:17:36Z","links":{"resolver":"https://pith.science/pith/3NN6OLONBRK7VOWDTO3G5SLZQR","bundle":"https://pith.science/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/bundle.json","state":"https://pith.science/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3NN6OLONBRK7VOWDTO3G5SLZQR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:3NN6OLONBRK7VOWDTO3G5SLZQR","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":"33f5e8e16ab8a3b4bc55202b7dac08ebf0e6201bde3fbf0bec187e38b37aa63e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-02-23T08:23:24Z","title_canon_sha256":"0826684d40e76fe8050a6be61b436eec467eac6d8e2787179179aa0aeb9ed206"},"schema_version":"1.0","source":{"id":"2602.19588","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.19588","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"arxiv_version","alias_value":"2602.19588v2","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.19588","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_12","alias_value":"3NN6OLONBRK7","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_16","alias_value":"3NN6OLONBRK7VOWD","created_at":"2026-06-23T03:13:54Z"},{"alias_kind":"pith_short_8","alias_value":"3NN6OLON","created_at":"2026-06-23T03:13:54Z"}],"graph_snapshots":[{"event_id":"sha256:f853a93c85fb6712875ec2bde6fb434e9791e603c18f0ee2943be709cac175a5","target":"graph","created_at":"2026-06-23T03:13:54Z","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/2602.19588/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The stability of motional-mode frequency is essential for realizing high-fidelity quantum gates in trapped-ion quantum computing. While broadband Gaussian noise has been extensively studied and mitigated using pulse shaping techniques, the impact of coherent periodic noise has remained largely unexplored. Here we report a systematic investigation of 60-Hz power-line noise and its effect on the secular frequencies of a single ${}^{171}\\mathrm{Yb}^{+}$ ion. Using spin-echo Ramsey spectroscopy, we characterize the amplitude and phase of the resulting secular-frequency modulation and validate this","authors_text":"Jaehun You, Jiyong Kang, Kyunghye Kim, Taehyun Kim, Wonhyeong Choi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-02-23T08:23:24Z","title":"Characterization and cancellation of power-line-induced motional-mode frequency noise in a trapped-ion system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.19588","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:f67481233b11de3dc5a7ad08bcf68ebbb3bf5f1d3330d433896fdbe209fcac2b","target":"record","created_at":"2026-06-23T03:13:54Z","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":"33f5e8e16ab8a3b4bc55202b7dac08ebf0e6201bde3fbf0bec187e38b37aa63e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-02-23T08:23:24Z","title_canon_sha256":"0826684d40e76fe8050a6be61b436eec467eac6d8e2787179179aa0aeb9ed206"},"schema_version":"1.0","source":{"id":"2602.19588","kind":"arxiv","version":2}},"canonical_sha256":"db5be72dcd0c55fabac39bb66ec979846c6be5cba55a1172b9ceb7779882b20b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db5be72dcd0c55fabac39bb66ec979846c6be5cba55a1172b9ceb7779882b20b","first_computed_at":"2026-06-23T03:13:54.667233Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T03:13:54.667233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"y2M149RAaSWj7Si54MonpPMGCPa4COnrfZpqCYT4MBQJfm1avgvJPai3dn7TTgpVR80yqP2CyUi2a6AM9/vECA==","signature_status":"signed_v1","signed_at":"2026-06-23T03:13:54.667683Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.19588","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f67481233b11de3dc5a7ad08bcf68ebbb3bf5f1d3330d433896fdbe209fcac2b","sha256:f853a93c85fb6712875ec2bde6fb434e9791e603c18f0ee2943be709cac175a5"],"state_sha256":"ccd081813bb4f7e3477d449c619a797092cfbb5c1b3507dd50c96e8e91139a40"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hf4A+boJUYraPNNOfKBEkHDMloGNpf8GbyvuDU4LwpWZ37nZNQ+i1Z5F6/35MZxDvNopMWZXA72So1gi6lG9Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T03:17:36.662938Z","bundle_sha256":"5c8bcd09a005e29dc7d67ba8a8ec82bb7b2599643d282b36b0402def7cabb1af"}}