{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:K3OBL42QDFJ3EFFY35X2SK5CQZ","short_pith_number":"pith:K3OBL42Q","canonical_record":{"source":{"id":"1907.05994","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-07-13T01:41:56Z","cross_cats_sorted":[],"title_canon_sha256":"90666d02294ab4ce8ce55472a25bb841e4ae98213dd21e8a883b8595a0cd0421","abstract_canon_sha256":"6a21e7d60afd8077168e301c59b7b2b2d4aa254fa78058b1be3cd2d24ce82aa3"},"schema_version":"1.0"},"canonical_sha256":"56dc15f3501953b214b8df6fa92ba2864ec6bca30b44d83e1ece85b9597a9700","source":{"kind":"arxiv","id":"1907.05994","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05994","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05994v3","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05994","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_12","alias_value":"K3OBL42QDFJ3","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_16","alias_value":"K3OBL42QDFJ3EFFY","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_8","alias_value":"K3OBL42Q","created_at":"2026-07-05T01:53:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:K3OBL42QDFJ3EFFY35X2SK5CQZ","target":"record","payload":{"canonical_record":{"source":{"id":"1907.05994","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-07-13T01:41:56Z","cross_cats_sorted":[],"title_canon_sha256":"90666d02294ab4ce8ce55472a25bb841e4ae98213dd21e8a883b8595a0cd0421","abstract_canon_sha256":"6a21e7d60afd8077168e301c59b7b2b2d4aa254fa78058b1be3cd2d24ce82aa3"},"schema_version":"1.0"},"canonical_sha256":"56dc15f3501953b214b8df6fa92ba2864ec6bca30b44d83e1ece85b9597a9700","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:53:06.714841Z","signature_b64":"GJx3wgEE+dHGZJ8CBcVV8I9hcSPSm5BwV+T4HCdd2g1pvBILbPT9aIQ0gGewRyFjR+HCCnjziG+kusJU520gDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56dc15f3501953b214b8df6fa92ba2864ec6bca30b44d83e1ece85b9597a9700","last_reissued_at":"2026-07-05T01:53:06.714435Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:53:06.714435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.05994","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:53:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zfh6iB9HjYaXroq41AhWDzrUzpeMNz/1rrImqHk8A6mwump780DMpLcA5eHMheYaByAp6sfOJcGKviTohKaUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-28T06:03:35.090727Z"},"content_sha256":"c820a45f08ec2d44495b3d46d332f3a0696f6fc0262e97c4e990f2f329face9f","schema_version":"1.0","event_id":"sha256:c820a45f08ec2d44495b3d46d332f3a0696f6fc0262e97c4e990f2f329face9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:K3OBL42QDFJ3EFFY35X2SK5CQZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Symmetric Bloch oscillations of matter waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Christopher T. Olund, Holger Mueller, Norman Y. Yao, Richard H. Parker, Weicheng Zhong, Zachary Pagel","submitted_at":"2019-07-13T01:41:56Z","abstract_excerpt":"Cold atoms in an optical lattice provide an ideal platform for studying Bloch oscillations. Here, we extend Bloch oscillations to two superposed optical lattices that are accelerated away from one another, and for the first time show that these symmetric Bloch oscillations can split, reflect and recombine matter waves coherently. Using the momentum parity-symmetry of the Hamiltonian, we map out the energy band structure of the process and show that superpositions of momentum states are created by adiabatically following the ground state of the Hamiltonian. The relative phase and velocity of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05994","kind":"arxiv","version":3},"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/1907.05994/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":"2026-07-05T01:53:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dy1Dhqxs6yJE+mp2Kr4bzXJ8l/K2b/5ZTmVwyxmKlnY6zwGKNQR5a+JlXZu/Bc0wGdb/6Kqwx4hIcKwdzJ+pAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-28T06:03:35.091117Z"},"content_sha256":"b06cdd31866882ba21976321d4845eb0d93f2e57066637ad44accbf27e516e3b","schema_version":"1.0","event_id":"sha256:b06cdd31866882ba21976321d4845eb0d93f2e57066637ad44accbf27e516e3b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/bundle.json","state_url":"https://pith.science/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/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":"2026-07-28T06:03:35Z","links":{"resolver":"https://pith.science/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ","bundle":"https://pith.science/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/bundle.json","state":"https://pith.science/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K3OBL42QDFJ3EFFY35X2SK5CQZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:K3OBL42QDFJ3EFFY35X2SK5CQZ","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":"6a21e7d60afd8077168e301c59b7b2b2d4aa254fa78058b1be3cd2d24ce82aa3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-07-13T01:41:56Z","title_canon_sha256":"90666d02294ab4ce8ce55472a25bb841e4ae98213dd21e8a883b8595a0cd0421"},"schema_version":"1.0","source":{"id":"1907.05994","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05994","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05994v3","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05994","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_12","alias_value":"K3OBL42QDFJ3","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_16","alias_value":"K3OBL42QDFJ3EFFY","created_at":"2026-07-05T01:53:06Z"},{"alias_kind":"pith_short_8","alias_value":"K3OBL42Q","created_at":"2026-07-05T01:53:06Z"}],"graph_snapshots":[{"event_id":"sha256:b06cdd31866882ba21976321d4845eb0d93f2e57066637ad44accbf27e516e3b","target":"graph","created_at":"2026-07-05T01:53:06Z","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/1907.05994/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Cold atoms in an optical lattice provide an ideal platform for studying Bloch oscillations. Here, we extend Bloch oscillations to two superposed optical lattices that are accelerated away from one another, and for the first time show that these symmetric Bloch oscillations can split, reflect and recombine matter waves coherently. Using the momentum parity-symmetry of the Hamiltonian, we map out the energy band structure of the process and show that superpositions of momentum states are created by adiabatically following the ground state of the Hamiltonian. The relative phase and velocity of th","authors_text":"Christopher T. Olund, Holger Mueller, Norman Y. Yao, Richard H. Parker, Weicheng Zhong, Zachary Pagel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-07-13T01:41:56Z","title":"Symmetric Bloch oscillations of matter waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05994","kind":"arxiv","version":3},"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:c820a45f08ec2d44495b3d46d332f3a0696f6fc0262e97c4e990f2f329face9f","target":"record","created_at":"2026-07-05T01:53:06Z","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":"6a21e7d60afd8077168e301c59b7b2b2d4aa254fa78058b1be3cd2d24ce82aa3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-07-13T01:41:56Z","title_canon_sha256":"90666d02294ab4ce8ce55472a25bb841e4ae98213dd21e8a883b8595a0cd0421"},"schema_version":"1.0","source":{"id":"1907.05994","kind":"arxiv","version":3}},"canonical_sha256":"56dc15f3501953b214b8df6fa92ba2864ec6bca30b44d83e1ece85b9597a9700","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56dc15f3501953b214b8df6fa92ba2864ec6bca30b44d83e1ece85b9597a9700","first_computed_at":"2026-07-05T01:53:06.714435Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:53:06.714435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GJx3wgEE+dHGZJ8CBcVV8I9hcSPSm5BwV+T4HCdd2g1pvBILbPT9aIQ0gGewRyFjR+HCCnjziG+kusJU520gDg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:53:06.714841Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.05994","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c820a45f08ec2d44495b3d46d332f3a0696f6fc0262e97c4e990f2f329face9f","sha256:b06cdd31866882ba21976321d4845eb0d93f2e57066637ad44accbf27e516e3b"],"state_sha256":"43004cf2f17ab7af0fdefbc88ecbe2b32c257c5e685e3dbbf539ad107ab5c7ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w4uCwaoU0HIfLLn91fgwIr9jw49yO9WTJ6L6MdKEVVTs9VLmR0dBQUlJUaagPVwvbyGlmpOqn89DM49QDbJdCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-28T06:03:35.093865Z","bundle_sha256":"045953e484da123b94f79a9ba7bd482f5b0b02f516a055fb516d02cf4c2bd0d6"}}