{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:3C7YQCWL3SGF6VCPMSJ4RGZ6CU","short_pith_number":"pith:3C7YQCWL","canonical_record":{"source":{"id":"2407.12567","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-17T13:50:29Z","cross_cats_sorted":[],"title_canon_sha256":"327271a8dc1885d63164361a65f709953ec9adb99dd66c1809dd2b6817d2bd6b","abstract_canon_sha256":"ae6486fc53da53c5c6e8ac85961670bb456248135e95869cf2ff844f9c0fa7f3"},"schema_version":"1.0"},"canonical_sha256":"d8bf880acbdc8c5f544f6493c89b3e151650a777f256c918cbdc51a9f846ce8d","source":{"kind":"arxiv","id":"2407.12567","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.12567","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"arxiv_version","alias_value":"2407.12567v4","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.12567","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_12","alias_value":"3C7YQCWL3SGF","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_16","alias_value":"3C7YQCWL3SGF6VCP","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_8","alias_value":"3C7YQCWL","created_at":"2026-07-05T10:56:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:3C7YQCWL3SGF6VCPMSJ4RGZ6CU","target":"record","payload":{"canonical_record":{"source":{"id":"2407.12567","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-17T13:50:29Z","cross_cats_sorted":[],"title_canon_sha256":"327271a8dc1885d63164361a65f709953ec9adb99dd66c1809dd2b6817d2bd6b","abstract_canon_sha256":"ae6486fc53da53c5c6e8ac85961670bb456248135e95869cf2ff844f9c0fa7f3"},"schema_version":"1.0"},"canonical_sha256":"d8bf880acbdc8c5f544f6493c89b3e151650a777f256c918cbdc51a9f846ce8d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:56:07.626079Z","signature_b64":"SBfC/U/4Gwy68aBp+8i0hlzJIreJOBmz2ctJxOWThGAdp5iwtGLI/0dLUAHL+b7NuQyXP7gSKMS+yJRvz7ozBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8bf880acbdc8c5f544f6493c89b3e151650a777f256c918cbdc51a9f846ce8d","last_reissued_at":"2026-07-05T10:56:07.625560Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:56:07.625560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.12567","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:56:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QxaKP2Z8RMU5mCF47Z/mbGQyXaJiU7aSwsyc5okkiS+WF13SdwVOIKhiwyrAZUNkv5ZLsYhKR/gavQFvUPXJCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T17:00:54.679739Z"},"content_sha256":"da4c51fe00c4e39a49f261234cbda5d352378c651209b87a8af3996321ceac1e","schema_version":"1.0","event_id":"sha256:da4c51fe00c4e39a49f261234cbda5d352378c651209b87a8af3996321ceac1e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:3C7YQCWL3SGF6VCPMSJ4RGZ6CU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental demonstration of spontaneous symmetry breaking with emergent multi-qubit entanglement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Cheng-Lin Deng, Dongning Zheng, Fan Wu, Heng Fan, Jia-Hao L\\\"u, Kai Xu, Ri-Hua Zheng, Shi-Biao Zheng, Wen Ning, Xue-Jia Yu, Zhen-Biao Yang","submitted_at":"2024-07-17T13:50:29Z","abstract_excerpt":"Spontaneous symmetry breaking (SSB) is crucial to the occurrence of phase transitions. Once a phase transition occurs, a quantum system presents degenerate eigenstates that lack the symmetry of the Hamiltonian. After crossing the critical point, the system is essentially evolved to a quantum superposition of these eigenstates until decoherence sets in. Despite the fundamental importance and potential applications in quantum technologies, such quantum-mechanical SSB phenomena have not been experimentally explored in many-body systems. We here present an experimental demonstration of the SSB pro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.12567","kind":"arxiv","version":4},"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/2407.12567/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":"2026-07-05T10:56:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"te29IkX3uguDtSSCo8l+X8m8E5gpfXO8Oy0IVj/w8lHNpPjGnAcBTrkQFf86iTrvkBHT6XMj0YHYXbMvjyu2Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T17:00:54.680117Z"},"content_sha256":"30b88feadb6860821a0f91f2cccf5a0fd800e0879e41d11e8b24c2a41d83b57c","schema_version":"1.0","event_id":"sha256:30b88feadb6860821a0f91f2cccf5a0fd800e0879e41d11e8b24c2a41d83b57c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/bundle.json","state_url":"https://pith.science/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/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":"2026-07-06T17:00:54Z","links":{"resolver":"https://pith.science/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU","bundle":"https://pith.science/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/bundle.json","state":"https://pith.science/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3C7YQCWL3SGF6VCPMSJ4RGZ6CU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:3C7YQCWL3SGF6VCPMSJ4RGZ6CU","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":"ae6486fc53da53c5c6e8ac85961670bb456248135e95869cf2ff844f9c0fa7f3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-17T13:50:29Z","title_canon_sha256":"327271a8dc1885d63164361a65f709953ec9adb99dd66c1809dd2b6817d2bd6b"},"schema_version":"1.0","source":{"id":"2407.12567","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.12567","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"arxiv_version","alias_value":"2407.12567v4","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.12567","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_12","alias_value":"3C7YQCWL3SGF","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_16","alias_value":"3C7YQCWL3SGF6VCP","created_at":"2026-07-05T10:56:07Z"},{"alias_kind":"pith_short_8","alias_value":"3C7YQCWL","created_at":"2026-07-05T10:56:07Z"}],"graph_snapshots":[{"event_id":"sha256:30b88feadb6860821a0f91f2cccf5a0fd800e0879e41d11e8b24c2a41d83b57c","target":"graph","created_at":"2026-07-05T10:56:07Z","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/2407.12567/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spontaneous symmetry breaking (SSB) is crucial to the occurrence of phase transitions. Once a phase transition occurs, a quantum system presents degenerate eigenstates that lack the symmetry of the Hamiltonian. After crossing the critical point, the system is essentially evolved to a quantum superposition of these eigenstates until decoherence sets in. Despite the fundamental importance and potential applications in quantum technologies, such quantum-mechanical SSB phenomena have not been experimentally explored in many-body systems. We here present an experimental demonstration of the SSB pro","authors_text":"Cheng-Lin Deng, Dongning Zheng, Fan Wu, Heng Fan, Jia-Hao L\\\"u, Kai Xu, Ri-Hua Zheng, Shi-Biao Zheng, Wen Ning, Xue-Jia Yu, Zhen-Biao Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-17T13:50:29Z","title":"Experimental demonstration of spontaneous symmetry breaking with emergent multi-qubit entanglement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.12567","kind":"arxiv","version":4},"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:da4c51fe00c4e39a49f261234cbda5d352378c651209b87a8af3996321ceac1e","target":"record","created_at":"2026-07-05T10:56:07Z","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":"ae6486fc53da53c5c6e8ac85961670bb456248135e95869cf2ff844f9c0fa7f3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-17T13:50:29Z","title_canon_sha256":"327271a8dc1885d63164361a65f709953ec9adb99dd66c1809dd2b6817d2bd6b"},"schema_version":"1.0","source":{"id":"2407.12567","kind":"arxiv","version":4}},"canonical_sha256":"d8bf880acbdc8c5f544f6493c89b3e151650a777f256c918cbdc51a9f846ce8d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d8bf880acbdc8c5f544f6493c89b3e151650a777f256c918cbdc51a9f846ce8d","first_computed_at":"2026-07-05T10:56:07.625560Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:56:07.625560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SBfC/U/4Gwy68aBp+8i0hlzJIreJOBmz2ctJxOWThGAdp5iwtGLI/0dLUAHL+b7NuQyXP7gSKMS+yJRvz7ozBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:56:07.626079Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.12567","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da4c51fe00c4e39a49f261234cbda5d352378c651209b87a8af3996321ceac1e","sha256:30b88feadb6860821a0f91f2cccf5a0fd800e0879e41d11e8b24c2a41d83b57c"],"state_sha256":"15461e82abe530d76cdc3808449f21c9d6e2ebbef676bc0ec1e6e44712be6bd5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tJvj3no5zYswv9dcA1jNDHeXnFZAZlL8RDGSrY0kITsmYkCSG5fqiyYja40DnbT0mtlILeyzycyRzsNLgCo4CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T17:00:54.682119Z","bundle_sha256":"abf1d77616fa1489a470ff8462600c57a84adf904ea1c5689efa3c0a3ca38258"}}