{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:JEYTPVVT7QRBFVXM6VBON6HNGC","short_pith_number":"pith:JEYTPVVT","canonical_record":{"source":{"id":"2403.17519","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-03-26T09:22:32Z","cross_cats_sorted":["cond-mat.str-el","cond-mat.supr-con"],"title_canon_sha256":"0a6ce2f8407331dd6e63a7494608cbc642fa5113c6d0ffd2d4635226559be116","abstract_canon_sha256":"779a21d64eb685f312770ce1d11071a990a07433149b418d1d97a9732aaf5b15"},"schema_version":"1.0"},"canonical_sha256":"493137d6b3fc2212d6ecf542e6f8ed309e4a9e5ce8227e6e746012b220326a18","source":{"kind":"arxiv","id":"2403.17519","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.17519","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"2403.17519v1","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.17519","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"JEYTPVVT7QRB","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_16","alias_value":"JEYTPVVT7QRBFVXM","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_8","alias_value":"JEYTPVVT","created_at":"2026-07-05T08:00:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:JEYTPVVT7QRBFVXM6VBON6HNGC","target":"record","payload":{"canonical_record":{"source":{"id":"2403.17519","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-03-26T09:22:32Z","cross_cats_sorted":["cond-mat.str-el","cond-mat.supr-con"],"title_canon_sha256":"0a6ce2f8407331dd6e63a7494608cbc642fa5113c6d0ffd2d4635226559be116","abstract_canon_sha256":"779a21d64eb685f312770ce1d11071a990a07433149b418d1d97a9732aaf5b15"},"schema_version":"1.0"},"canonical_sha256":"493137d6b3fc2212d6ecf542e6f8ed309e4a9e5ce8227e6e746012b220326a18","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:00:51.744746Z","signature_b64":"m8JuxPik7uzyUkThWypqXtx0cLToa3Ty/xSbkaKGB4bThyXWttCW71H17lvFLx5NhP71du1TVDrtalnkf0LBBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"493137d6b3fc2212d6ecf542e6f8ed309e4a9e5ce8227e6e746012b220326a18","last_reissued_at":"2026-07-05T08:00:51.744252Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:00:51.744252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2403.17519","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":"2026-07-05T08:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7TyiIwl1EVj0ScH86L1YLhrPQCyvIbC+OIQ6LkaUSk49aIPnVp1yas4XGpApWnh1Ad4wXkHeMjPpHXM+xuTTAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T04:54:45.668635Z"},"content_sha256":"6124993885fb156bebd9cd21a55afedafaa7309e9e4272cb6a9043cdf888fd30","schema_version":"1.0","event_id":"sha256:6124993885fb156bebd9cd21a55afedafaa7309e9e4272cb6a9043cdf888fd30"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:JEYTPVVT7QRBFVXM6VBON6HNGC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Determination of the dynamic Young's modulus of quantum materials in piezoactuator-driven uniaxial pressure cells using a low-frequency a.c. method","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el","cond-mat.supr-con"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrew P. Mackenzie, Caitlin I. O'Neil, Dmitry A. Sokolov, Elena Gati, Hilary M.L. Noad, Naoki Kikugawa, Zhenhai Hu","submitted_at":"2024-03-26T09:22:32Z","abstract_excerpt":"We report on a new technique for measuring the dynamic Young's modulus, $E$, of quantum materials at low temperatures as a function of static tuning strain, $\\epsilon$, in piezoactuator-driven pressure cells. In addition to a static tuning of stress and strain, we apply a small-amplitude, finite-frequency a.c. (1 Hz$ \\lesssim \\omega \\lesssim $1000 Hz) uniaxial stress, $\\sigma_{ac}$, to the sample and measure the resulting a.c. strain, $\\epsilon_{ac}$, using a capacitive sensor to obtain the associated modulus $E$. We demonstrate the performance of the new technique through proof-of-principle e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.17519","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/2403.17519/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":"2026-07-05T08:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UjspRk+XE6P2Ba/mgZJSCSvB9isFEMb/WOEkwNyXRX/xAkn4iPfttfUpv8OMKKAc4YDOkXWG9VJe++UE/HK3CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T04:54:45.669011Z"},"content_sha256":"6da7c93e96773f58e0541b421fcc72dc449f0f4878580d7778179a853dd2ec36","schema_version":"1.0","event_id":"sha256:6da7c93e96773f58e0541b421fcc72dc449f0f4878580d7778179a853dd2ec36"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/bundle.json","state_url":"https://pith.science/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/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":"2026-07-09T04:54:45Z","links":{"resolver":"https://pith.science/pith/JEYTPVVT7QRBFVXM6VBON6HNGC","bundle":"https://pith.science/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/bundle.json","state":"https://pith.science/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JEYTPVVT7QRBFVXM6VBON6HNGC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:JEYTPVVT7QRBFVXM6VBON6HNGC","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":"779a21d64eb685f312770ce1d11071a990a07433149b418d1d97a9732aaf5b15","cross_cats_sorted":["cond-mat.str-el","cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-03-26T09:22:32Z","title_canon_sha256":"0a6ce2f8407331dd6e63a7494608cbc642fa5113c6d0ffd2d4635226559be116"},"schema_version":"1.0","source":{"id":"2403.17519","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.17519","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"2403.17519v1","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.17519","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"JEYTPVVT7QRB","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_16","alias_value":"JEYTPVVT7QRBFVXM","created_at":"2026-07-05T08:00:51Z"},{"alias_kind":"pith_short_8","alias_value":"JEYTPVVT","created_at":"2026-07-05T08:00:51Z"}],"graph_snapshots":[{"event_id":"sha256:6da7c93e96773f58e0541b421fcc72dc449f0f4878580d7778179a853dd2ec36","target":"graph","created_at":"2026-07-05T08:00:51Z","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/2403.17519/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report on a new technique for measuring the dynamic Young's modulus, $E$, of quantum materials at low temperatures as a function of static tuning strain, $\\epsilon$, in piezoactuator-driven pressure cells. In addition to a static tuning of stress and strain, we apply a small-amplitude, finite-frequency a.c. (1 Hz$ \\lesssim \\omega \\lesssim $1000 Hz) uniaxial stress, $\\sigma_{ac}$, to the sample and measure the resulting a.c. strain, $\\epsilon_{ac}$, using a capacitive sensor to obtain the associated modulus $E$. We demonstrate the performance of the new technique through proof-of-principle e","authors_text":"Andrew P. Mackenzie, Caitlin I. O'Neil, Dmitry A. Sokolov, Elena Gati, Hilary M.L. Noad, Naoki Kikugawa, Zhenhai Hu","cross_cats":["cond-mat.str-el","cond-mat.supr-con"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-03-26T09:22:32Z","title":"Determination of the dynamic Young's modulus of quantum materials in piezoactuator-driven uniaxial pressure cells using a low-frequency a.c. method"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.17519","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":"sha256:6124993885fb156bebd9cd21a55afedafaa7309e9e4272cb6a9043cdf888fd30","target":"record","created_at":"2026-07-05T08:00:51Z","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":"779a21d64eb685f312770ce1d11071a990a07433149b418d1d97a9732aaf5b15","cross_cats_sorted":["cond-mat.str-el","cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-03-26T09:22:32Z","title_canon_sha256":"0a6ce2f8407331dd6e63a7494608cbc642fa5113c6d0ffd2d4635226559be116"},"schema_version":"1.0","source":{"id":"2403.17519","kind":"arxiv","version":1}},"canonical_sha256":"493137d6b3fc2212d6ecf542e6f8ed309e4a9e5ce8227e6e746012b220326a18","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"493137d6b3fc2212d6ecf542e6f8ed309e4a9e5ce8227e6e746012b220326a18","first_computed_at":"2026-07-05T08:00:51.744252Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:00:51.744252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m8JuxPik7uzyUkThWypqXtx0cLToa3Ty/xSbkaKGB4bThyXWttCW71H17lvFLx5NhP71du1TVDrtalnkf0LBBw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:00:51.744746Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.17519","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6124993885fb156bebd9cd21a55afedafaa7309e9e4272cb6a9043cdf888fd30","sha256:6da7c93e96773f58e0541b421fcc72dc449f0f4878580d7778179a853dd2ec36"],"state_sha256":"2b1174605f1e5bee47be76dd431873d0e44c4ebf36b66094b63093ee48a5383d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GSP0G981RI/caUpqwwpno2ykuIM5RjOwmpHiIjHELEWu3K0vtRLBAMTXb8H6cpQNiyQS62G3hc+JKRqHvOu3Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T04:54:45.671059Z","bundle_sha256":"761f2201fbb8dbce09c6435d63da9da1f5995376b8b3b45b72953c0f993073f9"}}