{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:A7PBTPUZ222IAQUTMC4VAU723L","short_pith_number":"pith:A7PBTPUZ","canonical_record":{"source":{"id":"2502.04612","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2025-02-07T02:13:38Z","cross_cats_sorted":["physics.atom-ph","physics.optics"],"title_canon_sha256":"5a9be175939152bb5f7bce5f094cd74268a7d1f4c61105593725d5f5dbdfea70","abstract_canon_sha256":"4b9194db77fa1f5ae1f39308f0eb650b16894dd431ea885d3ee5fdd2de148dc2"},"schema_version":"1.0"},"canonical_sha256":"07de19be99d6b480429360b95053fadafec65602c1dd55305fbf6aa1c9147f4a","source":{"kind":"arxiv","id":"2502.04612","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.04612","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"arxiv_version","alias_value":"2502.04612v1","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.04612","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_12","alias_value":"A7PBTPUZ222I","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_16","alias_value":"A7PBTPUZ222IAQUT","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_8","alias_value":"A7PBTPUZ","created_at":"2026-07-05T10:10:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:A7PBTPUZ222IAQUTMC4VAU723L","target":"record","payload":{"canonical_record":{"source":{"id":"2502.04612","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2025-02-07T02:13:38Z","cross_cats_sorted":["physics.atom-ph","physics.optics"],"title_canon_sha256":"5a9be175939152bb5f7bce5f094cd74268a7d1f4c61105593725d5f5dbdfea70","abstract_canon_sha256":"4b9194db77fa1f5ae1f39308f0eb650b16894dd431ea885d3ee5fdd2de148dc2"},"schema_version":"1.0"},"canonical_sha256":"07de19be99d6b480429360b95053fadafec65602c1dd55305fbf6aa1c9147f4a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:10:54.309791Z","signature_b64":"M9Lv32cQbMpLKZ40iwDzaiVPPK/Um41qF17tpeeWbEgttr4k7DUlksXrcw1dGOeN0dr4YlLDV4o2wNWrh007Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07de19be99d6b480429360b95053fadafec65602c1dd55305fbf6aa1c9147f4a","last_reissued_at":"2026-07-05T10:10:54.308954Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:10:54.308954Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.04612","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":"2026-07-05T10:10:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xS+ie8f+In1O2fNYk6tnNyK67OFgf5G9OONJTpCQ7jvpR8+RKq78YrPHyl8il3PDLoNmUYV9Qsim1riNEDMcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:14:52.552723Z"},"content_sha256":"9e5c3e1268cc27f323a3b0b0772270337d1072920ea06d1f9c691efd77044ee3","schema_version":"1.0","event_id":"sha256:9e5c3e1268cc27f323a3b0b0772270337d1072920ea06d1f9c691efd77044ee3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:A7PBTPUZ222IAQUTMC4VAU723L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Blinking optical tweezers for atom rearrangements","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["physics.atom-ph","physics.optics"],"primary_cat":"quant-ph","authors_text":"Jaewook Ahn, Kangheun Kim, Kangjin Kim","submitted_at":"2025-02-07T02:13:38Z","abstract_excerpt":"We propose and experimentally demonstrate an energy-efficient approach for holding and rearranging an N x M atom array using only N optical tweezers. This is achieved through the sequential release and recapture of M single atoms by a single optical tweezer. By employing a stroboscopic harmonic potential, the phase-space quadrature of the atom's probability distribution can be maintained under this \"blinking\" potential, provided the trap frequency meets the appropriate conditions. Proof-of-principle experiments confirm that a blinking tweezer can trap M atoms while requiring only 1 / M of the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.04612","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/2502.04612/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":"2026-07-05T10:10:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KgpgbF+G8a+he1QJ0ivU+XILvCf5E/MQemvUWo9YxbYtyUIS+zDA5m4+h+vSa66LFUwRh7qFjJZguI2oydeqDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:14:52.553505Z"},"content_sha256":"8b3566dab1c7319b7946876f1c37cda439bd5522377da8037e768d586230d3aa","schema_version":"1.0","event_id":"sha256:8b3566dab1c7319b7946876f1c37cda439bd5522377da8037e768d586230d3aa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A7PBTPUZ222IAQUTMC4VAU723L/bundle.json","state_url":"https://pith.science/pith/A7PBTPUZ222IAQUTMC4VAU723L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A7PBTPUZ222IAQUTMC4VAU723L/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":"2026-08-10T06:14:52Z","links":{"resolver":"https://pith.science/pith/A7PBTPUZ222IAQUTMC4VAU723L","bundle":"https://pith.science/pith/A7PBTPUZ222IAQUTMC4VAU723L/bundle.json","state":"https://pith.science/pith/A7PBTPUZ222IAQUTMC4VAU723L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A7PBTPUZ222IAQUTMC4VAU723L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:A7PBTPUZ222IAQUTMC4VAU723L","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":"4b9194db77fa1f5ae1f39308f0eb650b16894dd431ea885d3ee5fdd2de148dc2","cross_cats_sorted":["physics.atom-ph","physics.optics"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2025-02-07T02:13:38Z","title_canon_sha256":"5a9be175939152bb5f7bce5f094cd74268a7d1f4c61105593725d5f5dbdfea70"},"schema_version":"1.0","source":{"id":"2502.04612","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.04612","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"arxiv_version","alias_value":"2502.04612v1","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.04612","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_12","alias_value":"A7PBTPUZ222I","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_16","alias_value":"A7PBTPUZ222IAQUT","created_at":"2026-07-05T10:10:54Z"},{"alias_kind":"pith_short_8","alias_value":"A7PBTPUZ","created_at":"2026-07-05T10:10:54Z"}],"graph_snapshots":[{"event_id":"sha256:8b3566dab1c7319b7946876f1c37cda439bd5522377da8037e768d586230d3aa","target":"graph","created_at":"2026-07-05T10:10:54Z","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/2502.04612/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose and experimentally demonstrate an energy-efficient approach for holding and rearranging an N x M atom array using only N optical tweezers. This is achieved through the sequential release and recapture of M single atoms by a single optical tweezer. By employing a stroboscopic harmonic potential, the phase-space quadrature of the atom's probability distribution can be maintained under this \"blinking\" potential, provided the trap frequency meets the appropriate conditions. Proof-of-principle experiments confirm that a blinking tweezer can trap M atoms while requiring only 1 / M of the ","authors_text":"Jaewook Ahn, Kangheun Kim, Kangjin Kim","cross_cats":["physics.atom-ph","physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2025-02-07T02:13:38Z","title":"Blinking optical tweezers for atom rearrangements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.04612","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":"sha256:9e5c3e1268cc27f323a3b0b0772270337d1072920ea06d1f9c691efd77044ee3","target":"record","created_at":"2026-07-05T10:10:54Z","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":"4b9194db77fa1f5ae1f39308f0eb650b16894dd431ea885d3ee5fdd2de148dc2","cross_cats_sorted":["physics.atom-ph","physics.optics"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2025-02-07T02:13:38Z","title_canon_sha256":"5a9be175939152bb5f7bce5f094cd74268a7d1f4c61105593725d5f5dbdfea70"},"schema_version":"1.0","source":{"id":"2502.04612","kind":"arxiv","version":1}},"canonical_sha256":"07de19be99d6b480429360b95053fadafec65602c1dd55305fbf6aa1c9147f4a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07de19be99d6b480429360b95053fadafec65602c1dd55305fbf6aa1c9147f4a","first_computed_at":"2026-07-05T10:10:54.308954Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:10:54.308954Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M9Lv32cQbMpLKZ40iwDzaiVPPK/Um41qF17tpeeWbEgttr4k7DUlksXrcw1dGOeN0dr4YlLDV4o2wNWrh007Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:10:54.309791Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.04612","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e5c3e1268cc27f323a3b0b0772270337d1072920ea06d1f9c691efd77044ee3","sha256:8b3566dab1c7319b7946876f1c37cda439bd5522377da8037e768d586230d3aa"],"state_sha256":"c3c837847e979264e8d3981e8c4af6000839d92b4662b31b9d3a0009d5bbc549"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YB1jqBJb5Shi1KOll3k6qLuGfOEMrXSUN44zTy83o/6LwkFJJP9LBj67V8TiRp3nw0/GurvMxzHf7EW1EGXBCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T06:14:52.561884Z","bundle_sha256":"86cfff3c4df503ce0db69678d09f69a0bb77a2cf5b7de7dd62aa2a533b54b869"}}