{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:QKXNGXYXKCBRJKRFEV5OEXKH2O","short_pith_number":"pith:QKXNGXYX","schema_version":"1.0","canonical_sha256":"82aed35f17508314aa25257ae25d47d38c0279e69263426a8db2b37a24eff850","source":{"kind":"arxiv","id":"1407.4241","version":1},"attestation_state":"computed","paper":{"title":"NMR Studies on the Temperature-Dependent Dynamics of Confined Water","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Franz Fujara, Gerd Buntkowsky, Matthias Sattig, Mayke Werner, Michael Vogel, Stefan Reutter","submitted_at":"2014-07-16T09:38:21Z","abstract_excerpt":"We use $^2$H NMR to study the rotational motion of supercooled water in silica pores of various diameters, specifically, in the MCM-41 materials C10, C12, and C14. Combination of spin-lattice relaxation, line-shape, and stimulated-echo analyses allows us to determine correlation times in very broad time and temperature ranges. For the studied pore diameters, 2.1-2.9 nm, we find two crossovers in the temperature-dependent correlation times of liquid water upon cooling. At 220-230 K, a first kink in the temperature dependence is accompanied by a solidification of a fraction of the confined water"},"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":"1407.4241","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-07-16T09:38:21Z","cross_cats_sorted":[],"title_canon_sha256":"f380c5a4b8326a91b36d94cea4fa540e41bd1f5d05fb143b7efa955be6f826f8","abstract_canon_sha256":"1be825d3d96c49acb9d0cc90f580ab4d387061713cc0b723d69ca084a8a99cde"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:36.295695Z","signature_b64":"5Jjb22Ijb+O+mn+S9dWxPPs5YIOl0PhiN80w5amWIb02xRziilxQgsR95jlntf6k55+lIa1moNpitoRMQjcDDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82aed35f17508314aa25257ae25d47d38c0279e69263426a8db2b37a24eff850","last_reissued_at":"2026-05-18T01:42:36.295067Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:36.295067Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"NMR Studies on the Temperature-Dependent Dynamics of Confined Water","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Franz Fujara, Gerd Buntkowsky, Matthias Sattig, Mayke Werner, Michael Vogel, Stefan Reutter","submitted_at":"2014-07-16T09:38:21Z","abstract_excerpt":"We use $^2$H NMR to study the rotational motion of supercooled water in silica pores of various diameters, specifically, in the MCM-41 materials C10, C12, and C14. Combination of spin-lattice relaxation, line-shape, and stimulated-echo analyses allows us to determine correlation times in very broad time and temperature ranges. For the studied pore diameters, 2.1-2.9 nm, we find two crossovers in the temperature-dependent correlation times of liquid water upon cooling. At 220-230 K, a first kink in the temperature dependence is accompanied by a solidification of a fraction of the confined water"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.4241","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":"1407.4241","created_at":"2026-05-18T01:42:36.295152+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.4241v1","created_at":"2026-05-18T01:42:36.295152+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.4241","created_at":"2026-05-18T01:42:36.295152+00:00"},{"alias_kind":"pith_short_12","alias_value":"QKXNGXYXKCBR","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_16","alias_value":"QKXNGXYXKCBRJKRF","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_8","alias_value":"QKXNGXYX","created_at":"2026-05-18T12:28:46.137349+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/QKXNGXYXKCBRJKRFEV5OEXKH2O","json":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O.json","graph_json":"https://pith.science/api/pith-number/QKXNGXYXKCBRJKRFEV5OEXKH2O/graph.json","events_json":"https://pith.science/api/pith-number/QKXNGXYXKCBRJKRFEV5OEXKH2O/events.json","paper":"https://pith.science/paper/QKXNGXYX"},"agent_actions":{"view_html":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O","download_json":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O.json","view_paper":"https://pith.science/paper/QKXNGXYX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.4241&json=true","fetch_graph":"https://pith.science/api/pith-number/QKXNGXYXKCBRJKRFEV5OEXKH2O/graph.json","fetch_events":"https://pith.science/api/pith-number/QKXNGXYXKCBRJKRFEV5OEXKH2O/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O/action/storage_attestation","attest_author":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O/action/author_attestation","sign_citation":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O/action/citation_signature","submit_replication":"https://pith.science/pith/QKXNGXYXKCBRJKRFEV5OEXKH2O/action/replication_record"}},"created_at":"2026-05-18T01:42:36.295152+00:00","updated_at":"2026-05-18T01:42:36.295152+00:00"}