{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4K5QKNTKDPATR4LVS2XJVDGNOV","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":"7bb3b07d20c0dfca2c9172ae0d0514f9d882c7c40e146ad5a7252e71a4f4463f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-07-14T16:26:44Z","title_canon_sha256":"83e4be2ecbd8765550f195356ab3196c218247fdb5d40ce0ef6bd2b801f074fc"},"schema_version":"1.0","source":{"id":"2007.07159","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.07159","created_at":"2026-07-05T01:19:28Z"},{"alias_kind":"arxiv_version","alias_value":"2007.07159v1","created_at":"2026-07-05T01:19:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.07159","created_at":"2026-07-05T01:19:28Z"},{"alias_kind":"pith_short_12","alias_value":"4K5QKNTKDPAT","created_at":"2026-07-05T01:19:28Z"},{"alias_kind":"pith_short_16","alias_value":"4K5QKNTKDPATR4LV","created_at":"2026-07-05T01:19:28Z"},{"alias_kind":"pith_short_8","alias_value":"4K5QKNTK","created_at":"2026-07-05T01:19:28Z"}],"graph_snapshots":[{"event_id":"sha256:37de0f04560088bff9acd402602970f1a9c0e534025ce2929c4c3fac084a8c60","target":"graph","created_at":"2026-07-05T01:19:28Z","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/2007.07159/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report anisotropic magnetocaloric effect and magnetic critical behavior in van der Waals crystal CrCl$_3$. The maximum magnetic entropy change $-\\Delta S_M^{max} \\sim 14.6$ J kg$^{-1}$ K$^{-1}$ and the relative cooling power $RCP \\sim 340.3$ J kg$^{-1}$ near $T_c$ with a magnetic field change of 5 T are much larger when compared to CrI$_{3}$ or CrBr$_{3}$. The rescaled $\\Delta S_M(T,H)$ curves collapse onto a universal curve, confirming the second order ferromagnetic transition. Further critical behavior analysis around $T_c$ presents a set of critical exponents $\\beta$ = 0.28(1) with $T_c$","authors_text":"C. Petrovic, Yu Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-07-14T16:26:44Z","title":"Anisotropic magnetocaloric effect and critical behavior in CrCl$_3$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.07159","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:a08cd1bc2a1db52522a4746df902fc4178364b5af379c12e7668eacb4b588856","target":"record","created_at":"2026-07-05T01:19:28Z","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":"7bb3b07d20c0dfca2c9172ae0d0514f9d882c7c40e146ad5a7252e71a4f4463f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-07-14T16:26:44Z","title_canon_sha256":"83e4be2ecbd8765550f195356ab3196c218247fdb5d40ce0ef6bd2b801f074fc"},"schema_version":"1.0","source":{"id":"2007.07159","kind":"arxiv","version":1}},"canonical_sha256":"e2bb05366a1bc138f17596ae9a8ccd756652c6e26aeafd59015d41b89a9837d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2bb05366a1bc138f17596ae9a8ccd756652c6e26aeafd59015d41b89a9837d8","first_computed_at":"2026-07-05T01:19:28.635651Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:19:28.635651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lh3mJxJ7l0zFreQbK3Fe+Pqnd1xgBZjme7zRP7VXHu73PbDIEcf4ZKzHEW/tf6LyhH+5xn7RUM7Qy1O6Hua5AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:19:28.636075Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.07159","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a08cd1bc2a1db52522a4746df902fc4178364b5af379c12e7668eacb4b588856","sha256:37de0f04560088bff9acd402602970f1a9c0e534025ce2929c4c3fac084a8c60"],"state_sha256":"f5e3637b26cd96c679b6c19b9ed8b5770fcbb1f61e7cf36349f0654033fdfa47"}