{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ZXJN5ANGV2W5T3LKIBWX7OWVFR","short_pith_number":"pith:ZXJN5ANG","canonical_record":{"source":{"id":"1110.1968","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-10-10T09:23:30Z","cross_cats_sorted":[],"title_canon_sha256":"68d9d127e3567b0ba4c69bce10bac7a2a428e35c944df264198a52085cc24f09","abstract_canon_sha256":"059e450ff27140e3e52bf820715659cb4d1fcaccdf03d917e2f993acd52de88b"},"schema_version":"1.0"},"canonical_sha256":"cdd2de81a6aeadd9ed6a406d7fbad52c5f33c896c0656640fa1612df8b13c123","source":{"kind":"arxiv","id":"1110.1968","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1968","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1968v2","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1968","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"pith_short_12","alias_value":"ZXJN5ANGV2W5","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZXJN5ANGV2W5T3LK","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZXJN5ANG","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ZXJN5ANGV2W5T3LKIBWX7OWVFR","target":"record","payload":{"canonical_record":{"source":{"id":"1110.1968","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-10-10T09:23:30Z","cross_cats_sorted":[],"title_canon_sha256":"68d9d127e3567b0ba4c69bce10bac7a2a428e35c944df264198a52085cc24f09","abstract_canon_sha256":"059e450ff27140e3e52bf820715659cb4d1fcaccdf03d917e2f993acd52de88b"},"schema_version":"1.0"},"canonical_sha256":"cdd2de81a6aeadd9ed6a406d7fbad52c5f33c896c0656640fa1612df8b13c123","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:04:54.632629Z","signature_b64":"CaVUrR93GiF4iroOWdTnQiBwTq8SOg63eoiOaQ3gRxxvs1EswZkW2nYwhM7YWGp+52hr+J6CxDm31nsx3SZ9CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cdd2de81a6aeadd9ed6a406d7fbad52c5f33c896c0656640fa1612df8b13c123","last_reissued_at":"2026-05-18T04:04:54.632069Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:04:54.632069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.1968","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":"2026-05-18T04:04:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BxK2sytY0ZfrsyCEV3Q00LIRT95YqlewIO5bEC+IeiEFTPBTk1floN8XeYERuGlxoGjnBlp3oik+l4OLPQwkDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T08:48:46.849272Z"},"content_sha256":"4dd78b419bb49e0d1221a21dbf8b71763f07a40fcac74608bf29ef3cbf94c713","schema_version":"1.0","event_id":"sha256:4dd78b419bb49e0d1221a21dbf8b71763f07a40fcac74608bf29ef3cbf94c713"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ZXJN5ANGV2W5T3LKIBWX7OWVFR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin-1 Atoms in Optical Superlattices: Single-Atom Tunneling and Entanglement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Andreas Wagner, Christoph Bruder, Eugene Demler","submitted_at":"2011-10-10T09:23:30Z","abstract_excerpt":"We examine spinor Bose-Einstein condensates in optical superlattices theoretically using a Bose-Hubbard Hamiltonian that takes spin effects into account. Assuming that a small number of spin-1 bosons is loaded in an optical potential, we study single-particle tunneling that occurs when one lattice site is ramped up relative to a neighboring site. Spin-dependent effects modify the tunneling events in a qualitative and quantitative way. Depending on the asymmetry of the double well different types of magnetic order occur, making the system of spin-1 bosons in an optical superlattice a model for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1968","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":"2026-05-18T04:04:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ur2avLvYSIPOf/b+ckjeI+/oCdXLyizh6i8nuvyyyXo1avZp+CrCO3xp3wqpF8yMJ2NkkfrNKvshe1BmIAe5CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T08:48:46.849942Z"},"content_sha256":"6e75d6116455c9a193639e5bc359602eb800140b8d840d4debb1582575067ee9","schema_version":"1.0","event_id":"sha256:6e75d6116455c9a193639e5bc359602eb800140b8d840d4debb1582575067ee9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/bundle.json","state_url":"https://pith.science/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/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":"2026-06-06T08:48:46Z","links":{"resolver":"https://pith.science/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR","bundle":"https://pith.science/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/bundle.json","state":"https://pith.science/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZXJN5ANGV2W5T3LKIBWX7OWVFR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ZXJN5ANGV2W5T3LKIBWX7OWVFR","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":"059e450ff27140e3e52bf820715659cb4d1fcaccdf03d917e2f993acd52de88b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-10-10T09:23:30Z","title_canon_sha256":"68d9d127e3567b0ba4c69bce10bac7a2a428e35c944df264198a52085cc24f09"},"schema_version":"1.0","source":{"id":"1110.1968","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1968","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1968v2","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1968","created_at":"2026-05-18T04:04:54Z"},{"alias_kind":"pith_short_12","alias_value":"ZXJN5ANGV2W5","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZXJN5ANGV2W5T3LK","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZXJN5ANG","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:6e75d6116455c9a193639e5bc359602eb800140b8d840d4debb1582575067ee9","target":"graph","created_at":"2026-05-18T04:04:54Z","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"},"paper":{"abstract_excerpt":"We examine spinor Bose-Einstein condensates in optical superlattices theoretically using a Bose-Hubbard Hamiltonian that takes spin effects into account. Assuming that a small number of spin-1 bosons is loaded in an optical potential, we study single-particle tunneling that occurs when one lattice site is ramped up relative to a neighboring site. Spin-dependent effects modify the tunneling events in a qualitative and quantitative way. Depending on the asymmetry of the double well different types of magnetic order occur, making the system of spin-1 bosons in an optical superlattice a model for ","authors_text":"Andreas Wagner, Christoph Bruder, Eugene Demler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-10-10T09:23:30Z","title":"Spin-1 Atoms in Optical Superlattices: Single-Atom Tunneling and Entanglement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1968","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":"sha256:4dd78b419bb49e0d1221a21dbf8b71763f07a40fcac74608bf29ef3cbf94c713","target":"record","created_at":"2026-05-18T04:04:54Z","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":"059e450ff27140e3e52bf820715659cb4d1fcaccdf03d917e2f993acd52de88b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-10-10T09:23:30Z","title_canon_sha256":"68d9d127e3567b0ba4c69bce10bac7a2a428e35c944df264198a52085cc24f09"},"schema_version":"1.0","source":{"id":"1110.1968","kind":"arxiv","version":2}},"canonical_sha256":"cdd2de81a6aeadd9ed6a406d7fbad52c5f33c896c0656640fa1612df8b13c123","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cdd2de81a6aeadd9ed6a406d7fbad52c5f33c896c0656640fa1612df8b13c123","first_computed_at":"2026-05-18T04:04:54.632069Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:04:54.632069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CaVUrR93GiF4iroOWdTnQiBwTq8SOg63eoiOaQ3gRxxvs1EswZkW2nYwhM7YWGp+52hr+J6CxDm31nsx3SZ9CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:04:54.632629Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.1968","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4dd78b419bb49e0d1221a21dbf8b71763f07a40fcac74608bf29ef3cbf94c713","sha256:6e75d6116455c9a193639e5bc359602eb800140b8d840d4debb1582575067ee9"],"state_sha256":"47509ee99158a88e560774c5d5e28638ac385bcbc20736e8c6c45568ec91883d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iLGOE4EtFf37iVoazV7SOPGbsPhD7QtgYZm52ZjRq7r6D1gu36aQjYN18WtziLCTIzgKeC4X3u+TvWRRxP2BAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T08:48:46.853571Z","bundle_sha256":"590350f6d492293bfb50107567584447d6549dd9f0e265fcf49148a78ce5c3fa"}}