{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:L4NII7R7GEJSE2CFCVOLB6XXYD","short_pith_number":"pith:L4NII7R7","canonical_record":{"source":{"id":"1902.10956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-28T09:08:15Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"title_canon_sha256":"67aec2927530d0c600014ee892a24c94982446df1c9589360ee42e6ed26ad5a3","abstract_canon_sha256":"148c6736348762e2eac0fba8d2a0eb803c98b967df3db93f5272d9546490def8"},"schema_version":"1.0"},"canonical_sha256":"5f1a847e3f3113226845155cb0faf7c0f125ad9eaa6f75a164586ed79d39e88e","source":{"kind":"arxiv","id":"1902.10956","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10956","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10956v1","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10956","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"pith_short_12","alias_value":"L4NII7R7GEJS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"L4NII7R7GEJSE2CF","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"L4NII7R7","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:L4NII7R7GEJSE2CFCVOLB6XXYD","target":"record","payload":{"canonical_record":{"source":{"id":"1902.10956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-28T09:08:15Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"title_canon_sha256":"67aec2927530d0c600014ee892a24c94982446df1c9589360ee42e6ed26ad5a3","abstract_canon_sha256":"148c6736348762e2eac0fba8d2a0eb803c98b967df3db93f5272d9546490def8"},"schema_version":"1.0"},"canonical_sha256":"5f1a847e3f3113226845155cb0faf7c0f125ad9eaa6f75a164586ed79d39e88e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:26.274844Z","signature_b64":"krpu/XkhhgnnmXGKv2EhEUTgIh1HDkx5iXYlxoGfez3w2CWXaYuZbnvTp8lTD0q7tymm+zINPm4QKygI77BFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f1a847e3f3113226845155cb0faf7c0f125ad9eaa6f75a164586ed79d39e88e","last_reissued_at":"2026-05-17T23:52:26.274240Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:26.274240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.10956","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:52:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tyl/S1KABLmxldJ8S9Mw7L5qWV5Y2aO0SeikUoP5CmJIP9BQxY/BUVhZZ/k2MQJGf8AH8D6yDhnicOL36FJhBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:01:25.688657Z"},"content_sha256":"c2c42693f1dd0484a3f108f17586ab52d914bf701a9b816f5f4520f28a3f37a0","schema_version":"1.0","event_id":"sha256:c2c42693f1dd0484a3f108f17586ab52d914bf701a9b816f5f4520f28a3f37a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:L4NII7R7GEJSE2CFCVOLB6XXYD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A controllable superconducting electromechanical oscillator with a suspended membrane","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.optics","quant-ph"],"primary_cat":"physics.app-ph","authors_text":"Guo-Zhu Sun, Hua-Bing Wang, Jiang-shan Tang, Jia-Zheng Pan, Jun-Liang Jiang, Ke-yu Xia, Pei-Heng Wu, Sheng Lu, Xin Dai, Xing-Yu Wei, Xue-Cou Tu, Ya-Peng Lu, Yong-Chao Li","submitted_at":"2019-02-28T09:08:15Z","abstract_excerpt":"We fabricate a microscale electromechanical system, in which a suspended superconducting membrane, treated as a mechanical oscillator, capacitively couples to a superconducting microwave resonator. As the microwave driving power increases, nonmonotonic dependence of the resonance frequency of the mechanical oscillator on the driving power has been observed. We also demonstrate the optical switching of the resonance frequency of the mechanical oscillator. Theoretical models for qualitative understanding of our experimental observations are presented. Our experiment may pave the way for the appl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10956","kind":"arxiv","version":1},"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":"2026-05-17T23:52:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nua6DVmSD43G58bG2f9YWYpEvFAU/zHvXcaBT0Y7FZKd2jIRJN7WflPV4z0wfB4vdilxNa5DTuL/izBQPFMHCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:01:25.689015Z"},"content_sha256":"9a3a09e919f3d4fa5409b01d314a5e273bed79a6ebae1b23b4cecd49cdd7ca4b","schema_version":"1.0","event_id":"sha256:9a3a09e919f3d4fa5409b01d314a5e273bed79a6ebae1b23b4cecd49cdd7ca4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/bundle.json","state_url":"https://pith.science/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/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":"2026-06-04T22:01:25Z","links":{"resolver":"https://pith.science/pith/L4NII7R7GEJSE2CFCVOLB6XXYD","bundle":"https://pith.science/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/bundle.json","state":"https://pith.science/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L4NII7R7GEJSE2CFCVOLB6XXYD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:L4NII7R7GEJSE2CFCVOLB6XXYD","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":"148c6736348762e2eac0fba8d2a0eb803c98b967df3db93f5272d9546490def8","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-28T09:08:15Z","title_canon_sha256":"67aec2927530d0c600014ee892a24c94982446df1c9589360ee42e6ed26ad5a3"},"schema_version":"1.0","source":{"id":"1902.10956","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10956","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10956v1","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10956","created_at":"2026-05-17T23:52:26Z"},{"alias_kind":"pith_short_12","alias_value":"L4NII7R7GEJS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"L4NII7R7GEJSE2CF","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"L4NII7R7","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:9a3a09e919f3d4fa5409b01d314a5e273bed79a6ebae1b23b4cecd49cdd7ca4b","target":"graph","created_at":"2026-05-17T23:52:26Z","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 fabricate a microscale electromechanical system, in which a suspended superconducting membrane, treated as a mechanical oscillator, capacitively couples to a superconducting microwave resonator. As the microwave driving power increases, nonmonotonic dependence of the resonance frequency of the mechanical oscillator on the driving power has been observed. We also demonstrate the optical switching of the resonance frequency of the mechanical oscillator. Theoretical models for qualitative understanding of our experimental observations are presented. Our experiment may pave the way for the appl","authors_text":"Guo-Zhu Sun, Hua-Bing Wang, Jiang-shan Tang, Jia-Zheng Pan, Jun-Liang Jiang, Ke-yu Xia, Pei-Heng Wu, Sheng Lu, Xin Dai, Xing-Yu Wei, Xue-Cou Tu, Ya-Peng Lu, Yong-Chao Li","cross_cats":["cond-mat.mes-hall","physics.optics","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-28T09:08:15Z","title":"A controllable superconducting electromechanical oscillator with a suspended membrane"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10956","kind":"arxiv","version":1},"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:c2c42693f1dd0484a3f108f17586ab52d914bf701a9b816f5f4520f28a3f37a0","target":"record","created_at":"2026-05-17T23:52:26Z","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":"148c6736348762e2eac0fba8d2a0eb803c98b967df3db93f5272d9546490def8","cross_cats_sorted":["cond-mat.mes-hall","physics.optics","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-28T09:08:15Z","title_canon_sha256":"67aec2927530d0c600014ee892a24c94982446df1c9589360ee42e6ed26ad5a3"},"schema_version":"1.0","source":{"id":"1902.10956","kind":"arxiv","version":1}},"canonical_sha256":"5f1a847e3f3113226845155cb0faf7c0f125ad9eaa6f75a164586ed79d39e88e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f1a847e3f3113226845155cb0faf7c0f125ad9eaa6f75a164586ed79d39e88e","first_computed_at":"2026-05-17T23:52:26.274240Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:26.274240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"krpu/XkhhgnnmXGKv2EhEUTgIh1HDkx5iXYlxoGfez3w2CWXaYuZbnvTp8lTD0q7tymm+zINPm4QKygI77BFDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:26.274844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.10956","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c2c42693f1dd0484a3f108f17586ab52d914bf701a9b816f5f4520f28a3f37a0","sha256:9a3a09e919f3d4fa5409b01d314a5e273bed79a6ebae1b23b4cecd49cdd7ca4b"],"state_sha256":"8873000f34991c3c3d9d6e63e1f3359aa67c769821be1ed5d6b090b83a844364"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EnPbOXrIPzQM78AIHBtI971d/N2kKKpGIPPRZZwP5ZJ56vA1L1tVVv1QerBO66MrrQezuTlG3hIWO01peZG4DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:01:25.691273Z","bundle_sha256":"325c97be6218c329d4c3482e50c639ff741f3234c22d4245605a38f3181f4e8a"}}