{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:SILDNFDRSRLFNHDIFCGVXNVB7E","short_pith_number":"pith:SILDNFDR","canonical_record":{"source":{"id":"1807.07738","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-07-20T08:28:28Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"241845b09c87be5beee7001943f446172454789a5278900e24aff48ef36f8d91","abstract_canon_sha256":"48e22f127f287bf92139833992dd206435dcd988f8cc7007d5715d2c15fac763"},"schema_version":"1.0"},"canonical_sha256":"92163694719456569c68288d5bb6a1f9273ffd54ecb002e06067491b9fda9ff0","source":{"kind":"arxiv","id":"1807.07738","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.07738","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"arxiv_version","alias_value":"1807.07738v3","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.07738","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"pith_short_12","alias_value":"SILDNFDRSRLF","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"SILDNFDRSRLFNHDI","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"SILDNFDR","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:SILDNFDRSRLFNHDIFCGVXNVB7E","target":"record","payload":{"canonical_record":{"source":{"id":"1807.07738","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-07-20T08:28:28Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"241845b09c87be5beee7001943f446172454789a5278900e24aff48ef36f8d91","abstract_canon_sha256":"48e22f127f287bf92139833992dd206435dcd988f8cc7007d5715d2c15fac763"},"schema_version":"1.0"},"canonical_sha256":"92163694719456569c68288d5bb6a1f9273ffd54ecb002e06067491b9fda9ff0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:43.389224Z","signature_b64":"AWoL3pVr2z0RYZj25sb0KVta9sDbrkbAWkaZJ6lTLfU/1l/5EAz2bQFdJv3zWxUSmpolstfJr5nhhmC2+IgZDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92163694719456569c68288d5bb6a1f9273ffd54ecb002e06067491b9fda9ff0","last_reissued_at":"2026-05-17T23:49:43.388715Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:43.388715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.07738","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":"2026-05-17T23:49:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8fiqymvUhoM+sjKRWtJzKa/nNv2X47Q2PDcHljIlGRHwxN3oyF3O3pw/fHfFVkLRIK8VPGwP5U7DcvLdozZvCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:13:55.995892Z"},"content_sha256":"774374c1fc83f2e180bad1b75732a76b826c29931e0c1d0fce804e6861c9a6c5","schema_version":"1.0","event_id":"sha256:774374c1fc83f2e180bad1b75732a76b826c29931e0c1d0fce804e6861c9a6c5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:SILDNFDRSRLFNHDIFCGVXNVB7E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discrete time crystal in globally driven interacting quantum systems without disorder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"quant-ph","authors_text":"Alexander W. Glaetzle, Dieter Jaksch, Dimitris G. Angelakis, Jirawat Tangpanitanon, Wing Chi Yu","submitted_at":"2018-07-20T08:28:28Z","abstract_excerpt":"Time crystals in periodically driven systems have initially been studied assuming either the ability to quench the Hamiltonian between different many-body regimes, the presence of disorder or long-range interactions. Here we propose the simplest scheme to observe discrete time crystal dynamics in a one-dimensional driven quantum system of the Ising type with short-range interactions and no disorder. The system is subject only to a periodic kick by a global magnetic field, and no extra Hamiltonian quenching is performed. We analyze the emerging time crystal stabilizing mechanisms via extensive "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.07738","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":""},"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":"2026-05-17T23:49:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZBgUNpHzGsWHhdr/GaCYevyoSowKbVymP+Y3m5nh+Vd6JeXNDg5gBvRg4KJIi871A3VaQKL/YuFeGCX0O6CLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:13:55.996525Z"},"content_sha256":"c9973bae3fb1140568f0225ce93bd1a3f5f810700aefdbfc62502e7ae83be613","schema_version":"1.0","event_id":"sha256:c9973bae3fb1140568f0225ce93bd1a3f5f810700aefdbfc62502e7ae83be613"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/bundle.json","state_url":"https://pith.science/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/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":"2026-05-29T16:13:55Z","links":{"resolver":"https://pith.science/pith/SILDNFDRSRLFNHDIFCGVXNVB7E","bundle":"https://pith.science/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/bundle.json","state":"https://pith.science/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SILDNFDRSRLFNHDIFCGVXNVB7E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:SILDNFDRSRLFNHDIFCGVXNVB7E","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":"48e22f127f287bf92139833992dd206435dcd988f8cc7007d5715d2c15fac763","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-07-20T08:28:28Z","title_canon_sha256":"241845b09c87be5beee7001943f446172454789a5278900e24aff48ef36f8d91"},"schema_version":"1.0","source":{"id":"1807.07738","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.07738","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"arxiv_version","alias_value":"1807.07738v3","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.07738","created_at":"2026-05-17T23:49:43Z"},{"alias_kind":"pith_short_12","alias_value":"SILDNFDRSRLF","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"SILDNFDRSRLFNHDI","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"SILDNFDR","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:c9973bae3fb1140568f0225ce93bd1a3f5f810700aefdbfc62502e7ae83be613","target":"graph","created_at":"2026-05-17T23:49:43Z","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":"Time crystals in periodically driven systems have initially been studied assuming either the ability to quench the Hamiltonian between different many-body regimes, the presence of disorder or long-range interactions. Here we propose the simplest scheme to observe discrete time crystal dynamics in a one-dimensional driven quantum system of the Ising type with short-range interactions and no disorder. The system is subject only to a periodic kick by a global magnetic field, and no extra Hamiltonian quenching is performed. We analyze the emerging time crystal stabilizing mechanisms via extensive ","authors_text":"Alexander W. Glaetzle, Dieter Jaksch, Dimitris G. Angelakis, Jirawat Tangpanitanon, Wing Chi Yu","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-07-20T08:28:28Z","title":"Discrete time crystal in globally driven interacting quantum systems without disorder"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.07738","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":"sha256:774374c1fc83f2e180bad1b75732a76b826c29931e0c1d0fce804e6861c9a6c5","target":"record","created_at":"2026-05-17T23:49:43Z","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":"48e22f127f287bf92139833992dd206435dcd988f8cc7007d5715d2c15fac763","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-07-20T08:28:28Z","title_canon_sha256":"241845b09c87be5beee7001943f446172454789a5278900e24aff48ef36f8d91"},"schema_version":"1.0","source":{"id":"1807.07738","kind":"arxiv","version":3}},"canonical_sha256":"92163694719456569c68288d5bb6a1f9273ffd54ecb002e06067491b9fda9ff0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92163694719456569c68288d5bb6a1f9273ffd54ecb002e06067491b9fda9ff0","first_computed_at":"2026-05-17T23:49:43.388715Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:43.388715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AWoL3pVr2z0RYZj25sb0KVta9sDbrkbAWkaZJ6lTLfU/1l/5EAz2bQFdJv3zWxUSmpolstfJr5nhhmC2+IgZDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:43.389224Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.07738","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:774374c1fc83f2e180bad1b75732a76b826c29931e0c1d0fce804e6861c9a6c5","sha256:c9973bae3fb1140568f0225ce93bd1a3f5f810700aefdbfc62502e7ae83be613"],"state_sha256":"f236f36f5db763bae24ded5ccc356ada755b0086549030cd62468b64f84fa52c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3VJyV+lPXhFUUU6BUSYWhkoMPvphh+vnYShZpXiSyoe75FhHTrw1/bgmN67qYgaZV2505TpCoEpnGXHdkjG+DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T16:13:55.999802Z","bundle_sha256":"63913a42ae7e9df15d4d8bf339ba6edac702e2a626cad4e9580bf7e422c97ba2"}}