{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VW57LN465IM7CP2XUGEDYWAFMT","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":"ac35eb83df7e1fbd79deb9bec5913200a6ca7887810929296298c56e34f7bcc6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-12-12T08:05:13Z","title_canon_sha256":"e1b57c71c701d472aece602278f4d3ec2565c6bee7daf4ec678cb4d4f78fa064"},"schema_version":"1.0","source":{"id":"1612.03562","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.03562","created_at":"2026-05-18T00:49:10Z"},{"alias_kind":"arxiv_version","alias_value":"1612.03562v2","created_at":"2026-05-18T00:49:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.03562","created_at":"2026-05-18T00:49:10Z"},{"alias_kind":"pith_short_12","alias_value":"VW57LN465IM7","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VW57LN465IM7CP2X","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VW57LN46","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:224f4111c627577f0f269a1697411c333228dfebfac46326c85d1f903ec10a18","target":"graph","created_at":"2026-05-18T00:49:10Z","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":"Quartz tuning forks are high-quality mechanical oscillators widely used in low temperature physics as viscometers, thermometers and pressure sensors. We demonstrate that a fork placed in liquid helium near the surface of solid helium is very sensitive to the oscillations of the solid-liquid interface. We developed a double-resonance read-out technique which allowed us to detect oscillations of the surface with an accuracy of 1 Angs in 10 sec. Using this technique we have investigated crystallization waves in 4He down to 10 mK. In contrast to previous studies of crystallization waves, our measu","authors_text":"Aalto University, Alexander Savin (1), Deptartment of Applied Physics, Finland), Igor Todoshchenko (1), Jukka-Pekka Kaikkonen (1), Miika Haataja (1), Pertti Hakonen (1) ((1) Low Temperature Laboratory","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-12-12T08:05:13Z","title":"Quartz tuning fork as a probe of surface waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.03562","kind":"arxiv","version":2},"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":"sha256:271931a20bb0da98a7e3b9eb645469225d5de4ff81c74cd2023de7b539d87d76","target":"record","created_at":"2026-05-18T00:49:10Z","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":"ac35eb83df7e1fbd79deb9bec5913200a6ca7887810929296298c56e34f7bcc6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-12-12T08:05:13Z","title_canon_sha256":"e1b57c71c701d472aece602278f4d3ec2565c6bee7daf4ec678cb4d4f78fa064"},"schema_version":"1.0","source":{"id":"1612.03562","kind":"arxiv","version":2}},"canonical_sha256":"adbbf5b79eea19f13f57a1883c580564e8e8bd1016ac4695701ab80fdad22fa8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"adbbf5b79eea19f13f57a1883c580564e8e8bd1016ac4695701ab80fdad22fa8","first_computed_at":"2026-05-18T00:49:10.794090Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:10.794090Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xJAo4Ve+CiL87/dVYRRvDHNarQvTAoR0VYYussLZDlQGsU/fHpY8FWqakh8xHdrxT+6jDMCdvYYqIuuNMsArBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:10.794628Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.03562","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:271931a20bb0da98a7e3b9eb645469225d5de4ff81c74cd2023de7b539d87d76","sha256:224f4111c627577f0f269a1697411c333228dfebfac46326c85d1f903ec10a18"],"state_sha256":"a60d93ca8a9075efddbb36c5c49e020904d5eadf1c876f07e7663d92b3148568"}