{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HDZMRZVG5NRPYPWYVR5BVCFA5S","short_pith_number":"pith:HDZMRZVG","canonical_record":{"source":{"id":"1507.03052","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-07-11T01:35:04Z","cross_cats_sorted":[],"title_canon_sha256":"814556e8cf2592bf89d572572b939d44f7009fae57b5b1f90e850ca389ec4b36","abstract_canon_sha256":"5c47b92130c06469c57bdd90b76f4be360558d62837b533b048f96a22d7cb1d4"},"schema_version":"1.0"},"canonical_sha256":"38f2c8e6a6eb62fc3ed8ac7a1a88a0ec96ffd7fc867144c71079d8f249093184","source":{"kind":"arxiv","id":"1507.03052","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03052","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03052v2","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03052","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"pith_short_12","alias_value":"HDZMRZVG5NRP","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HDZMRZVG5NRPYPWY","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HDZMRZVG","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HDZMRZVG5NRPYPWYVR5BVCFA5S","target":"record","payload":{"canonical_record":{"source":{"id":"1507.03052","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-07-11T01:35:04Z","cross_cats_sorted":[],"title_canon_sha256":"814556e8cf2592bf89d572572b939d44f7009fae57b5b1f90e850ca389ec4b36","abstract_canon_sha256":"5c47b92130c06469c57bdd90b76f4be360558d62837b533b048f96a22d7cb1d4"},"schema_version":"1.0"},"canonical_sha256":"38f2c8e6a6eb62fc3ed8ac7a1a88a0ec96ffd7fc867144c71079d8f249093184","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:31.864407Z","signature_b64":"UGqW1a5B1o+DOZVwRPhCG4B/2QsgcGQVLSILXuJnMgdOwaNdXHlgIAMS26f1+gXIk8jTK4kojt/miTIr93gLBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"38f2c8e6a6eb62fc3ed8ac7a1a88a0ec96ffd7fc867144c71079d8f249093184","last_reissued_at":"2026-05-18T01:21:31.863839Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:31.863839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.03052","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":"2026-05-18T01:21:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ce1+4bnN4bVpN2AbAm0xAORHHgge/RSmm4D07G+K8u8nzPanaWfRT5pNsJyzPRdNSyNAFaN6WPgG4scHl6D5BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T19:38:04.121718Z"},"content_sha256":"5e54f98816170e02e3e706d0fa5a6ffbed6756b7214709c57734e4d849540d59","schema_version":"1.0","event_id":"sha256:5e54f98816170e02e3e706d0fa5a6ffbed6756b7214709c57734e4d849540d59"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HDZMRZVG5NRPYPWYVR5BVCFA5S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast control of topological vortex formation in BEC by counter-diabatic driving","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Mikio Nakahara, Shumpei Masuda, Tetsuo Ohmi, Utkan G\\\"ung\\\"ord\\\"u, Xi Chen","submitted_at":"2015-07-11T01:35:04Z","abstract_excerpt":"Topological vortex formation has been known as the simplest method for vortex formation in BEC of alkali atoms. This scheme requires inversion of the bias magnetic field along the axis of the condensate, which leads to atom loss when the bias field crosses zero. In this Letter, we propose a scheme with which the atom loss is greatly suppressed by adding counter-diabatic magnetic field. A naive counter-diabatic field violates the Maxwell equations and we need to introduce an approximation to make it physically feasible. The resulting field requires an extra currents, which is experimentally cha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03052","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":""},"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":"2026-05-18T01:21:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ps6CTq+BF23X6KCoqECJCDMSwhhqkUbpSyuvpIo+PYC8nJGj5FO0QVT2VW0+82//yp0rCEpm7M3pQvOpkdq4CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T19:38:04.122398Z"},"content_sha256":"7381c92b083d8e71aabfc3365c54d9f48b40e0446bd2fcbf317089f530abdbc8","schema_version":"1.0","event_id":"sha256:7381c92b083d8e71aabfc3365c54d9f48b40e0446bd2fcbf317089f530abdbc8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/bundle.json","state_url":"https://pith.science/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/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":"2026-06-11T19:38:04Z","links":{"resolver":"https://pith.science/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S","bundle":"https://pith.science/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/bundle.json","state":"https://pith.science/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HDZMRZVG5NRPYPWYVR5BVCFA5S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HDZMRZVG5NRPYPWYVR5BVCFA5S","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":"5c47b92130c06469c57bdd90b76f4be360558d62837b533b048f96a22d7cb1d4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-07-11T01:35:04Z","title_canon_sha256":"814556e8cf2592bf89d572572b939d44f7009fae57b5b1f90e850ca389ec4b36"},"schema_version":"1.0","source":{"id":"1507.03052","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03052","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03052v2","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03052","created_at":"2026-05-18T01:21:31Z"},{"alias_kind":"pith_short_12","alias_value":"HDZMRZVG5NRP","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HDZMRZVG5NRPYPWY","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HDZMRZVG","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:7381c92b083d8e71aabfc3365c54d9f48b40e0446bd2fcbf317089f530abdbc8","target":"graph","created_at":"2026-05-18T01:21:31Z","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"},"paper":{"abstract_excerpt":"Topological vortex formation has been known as the simplest method for vortex formation in BEC of alkali atoms. This scheme requires inversion of the bias magnetic field along the axis of the condensate, which leads to atom loss when the bias field crosses zero. In this Letter, we propose a scheme with which the atom loss is greatly suppressed by adding counter-diabatic magnetic field. A naive counter-diabatic field violates the Maxwell equations and we need to introduce an approximation to make it physically feasible. The resulting field requires an extra currents, which is experimentally cha","authors_text":"Mikio Nakahara, Shumpei Masuda, Tetsuo Ohmi, Utkan G\\\"ung\\\"ord\\\"u, Xi Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-07-11T01:35:04Z","title":"Fast control of topological vortex formation in BEC by counter-diabatic driving"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03052","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":"sha256:5e54f98816170e02e3e706d0fa5a6ffbed6756b7214709c57734e4d849540d59","target":"record","created_at":"2026-05-18T01:21:31Z","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":"5c47b92130c06469c57bdd90b76f4be360558d62837b533b048f96a22d7cb1d4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-07-11T01:35:04Z","title_canon_sha256":"814556e8cf2592bf89d572572b939d44f7009fae57b5b1f90e850ca389ec4b36"},"schema_version":"1.0","source":{"id":"1507.03052","kind":"arxiv","version":2}},"canonical_sha256":"38f2c8e6a6eb62fc3ed8ac7a1a88a0ec96ffd7fc867144c71079d8f249093184","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"38f2c8e6a6eb62fc3ed8ac7a1a88a0ec96ffd7fc867144c71079d8f249093184","first_computed_at":"2026-05-18T01:21:31.863839Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:31.863839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UGqW1a5B1o+DOZVwRPhCG4B/2QsgcGQVLSILXuJnMgdOwaNdXHlgIAMS26f1+gXIk8jTK4kojt/miTIr93gLBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:31.864407Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.03052","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5e54f98816170e02e3e706d0fa5a6ffbed6756b7214709c57734e4d849540d59","sha256:7381c92b083d8e71aabfc3365c54d9f48b40e0446bd2fcbf317089f530abdbc8"],"state_sha256":"570bfeb9402d4a46950866e53659eab4833771d31994b607e0903433d6f8e4e1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kT9lvJw34FE7x34OYVpVeodx0lV35kRZNWCV9WVhb4M2LwsUNWosDtzwiSe8uZa+kOwAEgsVL7r6ehh4gNJNCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T19:38:04.126414Z","bundle_sha256":"ce5c55bc045b9b54752d7649f33730f5387099fd31cf43176b14dba33d09df17"}}