{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:4SN3YLOSFGS6TCJPXYPNRQ2V2L","short_pith_number":"pith:4SN3YLOS","schema_version":"1.0","canonical_sha256":"e49bbc2dd229a5e9892fbe1ed8c355d2c570ff7efcb5799b253c4854eee13b7c","source":{"kind":"arxiv","id":"1903.11122","version":1},"attestation_state":"computed","paper":{"title":"Nuclear spin assisted quantum tunnelling of magnetic monopoles in spin ice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"C. Paulsen, D. Prabhakaran, E. Lhotel, G. Balakrishnan, K. Matsuhira, S. R. Giblin, S. T. Bramwell","submitted_at":"2019-03-26T19:16:16Z","abstract_excerpt":"Extensive work on single molecule magnets has identified a fundamental mode of relaxation arising from the nuclear-spin assisted quantum tunnelling of nearly independent and quasi-classical magnetic dipoles. Here we show that nuclear-spin assisted quantum tunnelling can also control the dynamics of purely emergent excitations: magnetic monopoles in spin ice. Our low temperature experiments were conducted on canonical spin ice materials with a broad range of nuclear spin values. By measuring the magnetic relaxation, or monopole current, we demonstrate strong evidence that dynamical coupling wit"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1903.11122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-26T19:16:16Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"705be4838df26dec7327df273b4f543194f9f006ead3722cbfbd2b2f994e3a62","abstract_canon_sha256":"8d67d3004a611b32471e9830f094524c0757cf721646b547bfff7e6b59dbb2b9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:04.111047Z","signature_b64":"V8ewECrJKd+lPFAHh5RpFGEvZ16IlFh8QipdA2ZDArE2ATilhr07kzlKpxaEk3fFS1XEdF2itv/2EC2PKV/NBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e49bbc2dd229a5e9892fbe1ed8c355d2c570ff7efcb5799b253c4854eee13b7c","last_reissued_at":"2026-05-17T23:50:04.110470Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:04.110470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nuclear spin assisted quantum tunnelling of magnetic monopoles in spin ice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"C. Paulsen, D. Prabhakaran, E. Lhotel, G. Balakrishnan, K. Matsuhira, S. R. Giblin, S. T. Bramwell","submitted_at":"2019-03-26T19:16:16Z","abstract_excerpt":"Extensive work on single molecule magnets has identified a fundamental mode of relaxation arising from the nuclear-spin assisted quantum tunnelling of nearly independent and quasi-classical magnetic dipoles. Here we show that nuclear-spin assisted quantum tunnelling can also control the dynamics of purely emergent excitations: magnetic monopoles in spin ice. Our low temperature experiments were conducted on canonical spin ice materials with a broad range of nuclear spin values. By measuring the magnetic relaxation, or monopole current, we demonstrate strong evidence that dynamical coupling wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11122","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1903.11122","created_at":"2026-05-17T23:50:04.110578+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.11122v1","created_at":"2026-05-17T23:50:04.110578+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11122","created_at":"2026-05-17T23:50:04.110578+00:00"},{"alias_kind":"pith_short_12","alias_value":"4SN3YLOSFGS6","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"4SN3YLOSFGS6TCJP","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"4SN3YLOS","created_at":"2026-05-18T12:33:10.108867+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L","json":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L.json","graph_json":"https://pith.science/api/pith-number/4SN3YLOSFGS6TCJPXYPNRQ2V2L/graph.json","events_json":"https://pith.science/api/pith-number/4SN3YLOSFGS6TCJPXYPNRQ2V2L/events.json","paper":"https://pith.science/paper/4SN3YLOS"},"agent_actions":{"view_html":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L","download_json":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L.json","view_paper":"https://pith.science/paper/4SN3YLOS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.11122&json=true","fetch_graph":"https://pith.science/api/pith-number/4SN3YLOSFGS6TCJPXYPNRQ2V2L/graph.json","fetch_events":"https://pith.science/api/pith-number/4SN3YLOSFGS6TCJPXYPNRQ2V2L/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L/action/storage_attestation","attest_author":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L/action/author_attestation","sign_citation":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L/action/citation_signature","submit_replication":"https://pith.science/pith/4SN3YLOSFGS6TCJPXYPNRQ2V2L/action/replication_record"}},"created_at":"2026-05-17T23:50:04.110578+00:00","updated_at":"2026-05-17T23:50:04.110578+00:00"}