{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:K5NAL6XCECGGRO57GMEOYZUMGC","short_pith_number":"pith:K5NAL6XC","canonical_record":{"source":{"id":"2104.03011","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-04-07T09:32:02Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"f86432e8a702820db4e778fe7e45b55b88383eaba4dd5064260887c3ec44e102","abstract_canon_sha256":"be4a489f468df742ee44499594ebd73195030679783be4374305a8e08e5ad389"},"schema_version":"1.0"},"canonical_sha256":"575a05fae2208c68bbbf3308ec668c3096d797e81be34c368e67656840539c33","source":{"kind":"arxiv","id":"2104.03011","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.03011","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"2104.03011v1","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.03011","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"K5NAL6XCECGG","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_16","alias_value":"K5NAL6XCECGGRO57","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_8","alias_value":"K5NAL6XC","created_at":"2026-07-05T03:49:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:K5NAL6XCECGGRO57GMEOYZUMGC","target":"record","payload":{"canonical_record":{"source":{"id":"2104.03011","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-04-07T09:32:02Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"f86432e8a702820db4e778fe7e45b55b88383eaba4dd5064260887c3ec44e102","abstract_canon_sha256":"be4a489f468df742ee44499594ebd73195030679783be4374305a8e08e5ad389"},"schema_version":"1.0"},"canonical_sha256":"575a05fae2208c68bbbf3308ec668c3096d797e81be34c368e67656840539c33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:49:09.823236Z","signature_b64":"X9MMjBnJ85LZxzlGM2doN1Q6Z0HAkvxm0TsPgWFTT+LOjExSqyPVfJaxl3Yl231tjddzzTJFk30LHjepOom5Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"575a05fae2208c68bbbf3308ec668c3096d797e81be34c368e67656840539c33","last_reissued_at":"2026-07-05T03:49:09.822717Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:49:09.822717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2104.03011","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":"2026-07-05T03:49:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IbjCBa+6IfjoYgfhtMG1VGTtT+U72eDiZscKPXtnnol1JA3dn106T2DmFVjvRuaOi2YKR0+4RDudtkrwDi5GBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:38:17.443893Z"},"content_sha256":"ab95399a7685a08550762768c52844e86d6ea5e6542cd28ce75b5a8cb15a5391","schema_version":"1.0","event_id":"sha256:ab95399a7685a08550762768c52844e86d6ea5e6542cd28ce75b5a8cb15a5391"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:K5NAL6XCECGGRO57GMEOYZUMGC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Acoustically induced coherent spin trapping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"A. Hern\\'andez-M\\'inguez, A. V. Poshakinskiy, G. V. Astakhov, M. Hollenbach, P. V. Santos","submitted_at":"2021-04-07T09:32:02Z","abstract_excerpt":"Hybrid spin-optomechanical quantum systems offer high flexibility, integrability and applicability for quantum science and technology. Particularly, on-chip surface acoustic waves (SAWs) can efficiently drive spin transitions in the ground states (GSs) of atomic-scale, color centre qubits, which are forbidden in case of the more frequently used electromagnetic fields. Here, we demonstrate that strain-induced spin interactions within their optically excited state (ES) can exceed by two orders of magnitude the ones within the GS. This gives rise to novel physical phenomena, such as the acoustica"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.03011","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2104.03011/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":"2026-07-05T03:49:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7rfWtEJAzkLpd4JWXsyR4yq0KX5SrbgKOmOuezqOXI9D8eQEukJhBO7X7NAuIIFdcRXIIJPMwAcmEsJzelCsBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:38:17.444275Z"},"content_sha256":"2f6aa56b6f663a3b0f092a90a7786db628d9c9ccbd941a8ff09ebe349f2ee18f","schema_version":"1.0","event_id":"sha256:2f6aa56b6f663a3b0f092a90a7786db628d9c9ccbd941a8ff09ebe349f2ee18f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K5NAL6XCECGGRO57GMEOYZUMGC/bundle.json","state_url":"https://pith.science/pith/K5NAL6XCECGGRO57GMEOYZUMGC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K5NAL6XCECGGRO57GMEOYZUMGC/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":"2026-08-05T18:38:17Z","links":{"resolver":"https://pith.science/pith/K5NAL6XCECGGRO57GMEOYZUMGC","bundle":"https://pith.science/pith/K5NAL6XCECGGRO57GMEOYZUMGC/bundle.json","state":"https://pith.science/pith/K5NAL6XCECGGRO57GMEOYZUMGC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K5NAL6XCECGGRO57GMEOYZUMGC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:K5NAL6XCECGGRO57GMEOYZUMGC","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":"be4a489f468df742ee44499594ebd73195030679783be4374305a8e08e5ad389","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-04-07T09:32:02Z","title_canon_sha256":"f86432e8a702820db4e778fe7e45b55b88383eaba4dd5064260887c3ec44e102"},"schema_version":"1.0","source":{"id":"2104.03011","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.03011","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"2104.03011v1","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.03011","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"K5NAL6XCECGG","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_16","alias_value":"K5NAL6XCECGGRO57","created_at":"2026-07-05T03:49:09Z"},{"alias_kind":"pith_short_8","alias_value":"K5NAL6XC","created_at":"2026-07-05T03:49:09Z"}],"graph_snapshots":[{"event_id":"sha256:2f6aa56b6f663a3b0f092a90a7786db628d9c9ccbd941a8ff09ebe349f2ee18f","target":"graph","created_at":"2026-07-05T03:49:09Z","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/2104.03011/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hybrid spin-optomechanical quantum systems offer high flexibility, integrability and applicability for quantum science and technology. Particularly, on-chip surface acoustic waves (SAWs) can efficiently drive spin transitions in the ground states (GSs) of atomic-scale, color centre qubits, which are forbidden in case of the more frequently used electromagnetic fields. Here, we demonstrate that strain-induced spin interactions within their optically excited state (ES) can exceed by two orders of magnitude the ones within the GS. This gives rise to novel physical phenomena, such as the acoustica","authors_text":"A. Hern\\'andez-M\\'inguez, A. V. Poshakinskiy, G. V. Astakhov, M. Hollenbach, P. V. Santos","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-04-07T09:32:02Z","title":"Acoustically induced coherent spin trapping"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.03011","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:ab95399a7685a08550762768c52844e86d6ea5e6542cd28ce75b5a8cb15a5391","target":"record","created_at":"2026-07-05T03:49:09Z","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":"be4a489f468df742ee44499594ebd73195030679783be4374305a8e08e5ad389","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-04-07T09:32:02Z","title_canon_sha256":"f86432e8a702820db4e778fe7e45b55b88383eaba4dd5064260887c3ec44e102"},"schema_version":"1.0","source":{"id":"2104.03011","kind":"arxiv","version":1}},"canonical_sha256":"575a05fae2208c68bbbf3308ec668c3096d797e81be34c368e67656840539c33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"575a05fae2208c68bbbf3308ec668c3096d797e81be34c368e67656840539c33","first_computed_at":"2026-07-05T03:49:09.822717Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:49:09.822717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X9MMjBnJ85LZxzlGM2doN1Q6Z0HAkvxm0TsPgWFTT+LOjExSqyPVfJaxl3Yl231tjddzzTJFk30LHjepOom5Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T03:49:09.823236Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.03011","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab95399a7685a08550762768c52844e86d6ea5e6542cd28ce75b5a8cb15a5391","sha256:2f6aa56b6f663a3b0f092a90a7786db628d9c9ccbd941a8ff09ebe349f2ee18f"],"state_sha256":"f543bf87a46e239c7e40fa6f456c5665e715aa8e7f62e00a5038bbb20728bd7d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GVAYD/J2Vuu0iJYzk178FXXpclOdxoEkygVO/RqmghpR7dp0F7BlfFClxgXHK/fml99TSD2SrqCr1J6eeJaWBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T18:38:17.446650Z","bundle_sha256":"be234b81722f821894c2870a2316e5e0e1c225b5fd76914040616d8ae893324c"}}