{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VFYS6HK5LZWMEGR476Z2HJUYNY","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":"3558f50ec65dd3e25d2a2d00bb7319f30b1cb4e0d51f8c763cef69553679fa62","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2021-12-29T09:47:06Z","title_canon_sha256":"f6aa876b9dcc138b5d59fa504637ef9dd708b0bf9d06a58ed5776caf442fee43"},"schema_version":"1.0","source":{"id":"2112.14473","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.14473","created_at":"2026-07-05T03:56:53Z"},{"alias_kind":"arxiv_version","alias_value":"2112.14473v1","created_at":"2026-07-05T03:56:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.14473","created_at":"2026-07-05T03:56:53Z"},{"alias_kind":"pith_short_12","alias_value":"VFYS6HK5LZWM","created_at":"2026-07-05T03:56:53Z"},{"alias_kind":"pith_short_16","alias_value":"VFYS6HK5LZWMEGR4","created_at":"2026-07-05T03:56:53Z"},{"alias_kind":"pith_short_8","alias_value":"VFYS6HK5","created_at":"2026-07-05T03:56:53Z"}],"graph_snapshots":[{"event_id":"sha256:fa51cc811237ad0b4cf7c76f8a0bc2849f702446ba0648734e216fb753924965","target":"graph","created_at":"2026-07-05T03:56:53Z","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/2112.14473/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The desire to control and measure individual quantum systems such as atoms and ions in a vacuum has led to significant scientific and engineering developments in the past decades that form the basis of today's quantum information science. Single atoms and molecules on surfaces, on the other hand, are heavily investigated by physicists, chemists, and material scientists in search of novel electronic and magnetic functionalities. These two paths crossed in 2015 when it was first clearly demonstrated that individual spins on a surface can be coherently controlled and read out in an all-electrical","authors_text":"Andreas J. Heinrich, Yi Chen, Yujeong Bae","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2021-12-29T09:47:06Z","title":"Harnessing the Quantum Behavior of Spins on Surfaces"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.14473","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":"sha256:9df31cec99923ea6efaf306b1728bc4f86f3088b910aae90c4fa73d86e8a5ec0","target":"record","created_at":"2026-07-05T03:56:53Z","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":"3558f50ec65dd3e25d2a2d00bb7319f30b1cb4e0d51f8c763cef69553679fa62","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2021-12-29T09:47:06Z","title_canon_sha256":"f6aa876b9dcc138b5d59fa504637ef9dd708b0bf9d06a58ed5776caf442fee43"},"schema_version":"1.0","source":{"id":"2112.14473","kind":"arxiv","version":1}},"canonical_sha256":"a9712f1d5d5e6cc21a3cffb3a3a6986e3bb2019bfe20fa871bfffb4d781f605a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9712f1d5d5e6cc21a3cffb3a3a6986e3bb2019bfe20fa871bfffb4d781f605a","first_computed_at":"2026-07-05T03:56:53.656354Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:56:53.656354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"871rbVSfWeqyLdV7KL8brzzWBrQHrQCmfJgbOcgVG6kmefPVrFbnD3Mgakxug72j+KMewf1aI4JDYYfgfVzhBA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:56:53.656830Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.14473","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9df31cec99923ea6efaf306b1728bc4f86f3088b910aae90c4fa73d86e8a5ec0","sha256:fa51cc811237ad0b4cf7c76f8a0bc2849f702446ba0648734e216fb753924965"],"state_sha256":"170fafd21dc2dbaaa7adfcb83aad1b0b1752bd229c75caafe4342b3caba21d7f"}