{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:EEVDQCNE6P5TKKRQ25V5RJPFOJ","short_pith_number":"pith:EEVDQCNE","schema_version":"1.0","canonical_sha256":"212a3809a4f3fb352a30d76bd8a5e57269c33da35205ff2afaadf7b4f0220646","source":{"kind":"arxiv","id":"1504.01518","version":1},"attestation_state":"computed","paper":{"title":"Characterization of the Surface of Moving solid 4He","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Anna Eyal, Emil Polturak, Ethan Livne, Ori Scaly","submitted_at":"2015-04-07T08:41:15Z","abstract_excerpt":"Crystal grains of solid $^4$He can move in relation to each other even when embedded inside the solid. In this work, we characterize a macroscopic motion of solid hcp $^4$He composed of such grains. Motion is induced by applying an external torque to the solid contained inside an annular channel mounted on a torsional oscillator. In order to characterize the surface of the moving solid, we developed an in-situ flow detection method using a sensitive \"microphone\" embedded in the wall of the channel. Motion is detected by counting the vibrations induced by rows of He atoms moving past the microp"},"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":"1504.01518","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-07T08:41:15Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"08dd327aaa53f45e3d8a8fdcb81cd98ffe8de2ac983f0d8e18e68c0c11a5c0ba","abstract_canon_sha256":"8d3b1271228409ac9e565037ba3307e034697d1f0051ffaae0243af36c36d50d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:55:00.974107Z","signature_b64":"kEBu4xrapiJ4PdV3D3AraKAg5bHmvdgZ9GU5yRx8Qqr4YNyrPpRE+rFN87VOq440HzAZxlrBJPZ55bzLCEPdDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"212a3809a4f3fb352a30d76bd8a5e57269c33da35205ff2afaadf7b4f0220646","last_reissued_at":"2026-05-18T01:55:00.973352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:55:00.973352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterization of the Surface of Moving solid 4He","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Anna Eyal, Emil Polturak, Ethan Livne, Ori Scaly","submitted_at":"2015-04-07T08:41:15Z","abstract_excerpt":"Crystal grains of solid $^4$He can move in relation to each other even when embedded inside the solid. In this work, we characterize a macroscopic motion of solid hcp $^4$He composed of such grains. Motion is induced by applying an external torque to the solid contained inside an annular channel mounted on a torsional oscillator. In order to characterize the surface of the moving solid, we developed an in-situ flow detection method using a sensitive \"microphone\" embedded in the wall of the channel. Motion is detected by counting the vibrations induced by rows of He atoms moving past the microp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01518","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":"1504.01518","created_at":"2026-05-18T01:55:00.973480+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.01518v1","created_at":"2026-05-18T01:55:00.973480+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01518","created_at":"2026-05-18T01:55:00.973480+00:00"},{"alias_kind":"pith_short_12","alias_value":"EEVDQCNE6P5T","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_16","alias_value":"EEVDQCNE6P5TKKRQ","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_8","alias_value":"EEVDQCNE","created_at":"2026-05-18T12:29:19.899920+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/EEVDQCNE6P5TKKRQ25V5RJPFOJ","json":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ.json","graph_json":"https://pith.science/api/pith-number/EEVDQCNE6P5TKKRQ25V5RJPFOJ/graph.json","events_json":"https://pith.science/api/pith-number/EEVDQCNE6P5TKKRQ25V5RJPFOJ/events.json","paper":"https://pith.science/paper/EEVDQCNE"},"agent_actions":{"view_html":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ","download_json":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ.json","view_paper":"https://pith.science/paper/EEVDQCNE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.01518&json=true","fetch_graph":"https://pith.science/api/pith-number/EEVDQCNE6P5TKKRQ25V5RJPFOJ/graph.json","fetch_events":"https://pith.science/api/pith-number/EEVDQCNE6P5TKKRQ25V5RJPFOJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ/action/storage_attestation","attest_author":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ/action/author_attestation","sign_citation":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ/action/citation_signature","submit_replication":"https://pith.science/pith/EEVDQCNE6P5TKKRQ25V5RJPFOJ/action/replication_record"}},"created_at":"2026-05-18T01:55:00.973480+00:00","updated_at":"2026-05-18T01:55:00.973480+00:00"}