{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:77WIJ67255SG2B6QB5ERE5WXQR","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":"cb236693feeaa6df446a7868e0eb583d882fbcd93fecad9df2ed00f1654a08e9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2026-07-20T04:30:29Z","title_canon_sha256":"148a6a3714a483a9a4756d6a83ccfc831a1c0524c588b90ceeadacfb3ef28c24"},"schema_version":"1.0","source":{"id":"2607.17537","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.17537","created_at":"2026-07-21T01:21:51Z"},{"alias_kind":"arxiv_version","alias_value":"2607.17537v1","created_at":"2026-07-21T01:21:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.17537","created_at":"2026-07-21T01:21:51Z"},{"alias_kind":"pith_short_12","alias_value":"77WIJ67255SG","created_at":"2026-07-21T01:21:51Z"},{"alias_kind":"pith_short_16","alias_value":"77WIJ67255SG2B6Q","created_at":"2026-07-21T01:21:51Z"},{"alias_kind":"pith_short_8","alias_value":"77WIJ672","created_at":"2026-07-21T01:21:51Z"}],"graph_snapshots":[{"event_id":"sha256:cd352eb76b6c3fa7264ce3986a563f3bfc9c496e7c5959db73285cf00b21e37b","target":"graph","created_at":"2026-07-21T01:21:51Z","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/2607.17537/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spin-phonon coupling governs magnetic relaxation in numerous systems including single-molecule magnets and molecular spin qubits. In most cases, the accurate prediction of spin relaxation rates requires multireference electronic structure methods, but their computational cost has largely restricted such calculations to isolated molecules. Here we show that spin-phonon relaxation rates can be computed within a multireference density matrix embedding framework. We apply the approach to three cobalt- and two dysprosium-based single-molecule magnets and to a cobalt-based molecular crystal. Across ","authors_text":"Alessandro Lunghi, Antonio L. Mariano, Giulia Galli, Laura Gagliardi, Matthew R. Hermes, Shreya Verma","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2026-07-20T04:30:29Z","title":"Multireference Density Matrix Embedding for Spin-Phonon Relaxation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.17537","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:f482d6f11f8922cf3b8e49fd86307fb06e138aab766f5cf9efbbd30ec4d3978b","target":"record","created_at":"2026-07-21T01:21:51Z","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":"cb236693feeaa6df446a7868e0eb583d882fbcd93fecad9df2ed00f1654a08e9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2026-07-20T04:30:29Z","title_canon_sha256":"148a6a3714a483a9a4756d6a83ccfc831a1c0524c588b90ceeadacfb3ef28c24"},"schema_version":"1.0","source":{"id":"2607.17537","kind":"arxiv","version":1}},"canonical_sha256":"ffec84fbfaef646d07d00f491276d78452ed840d3365da83c8fcc639781f013a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ffec84fbfaef646d07d00f491276d78452ed840d3365da83c8fcc639781f013a","first_computed_at":"2026-07-21T01:21:51.096490Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-21T01:21:51.096490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wwv7hWwvznbOnvNRQIdATRV0gGhMje7EOc8xUFAEQeKOEJ+/8Cpbb33AR4RCQ7XNF1P87vYG3/VrsGwtOSzcDQ==","signature_status":"signed_v1","signed_at":"2026-07-21T01:21:51.097322Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.17537","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f482d6f11f8922cf3b8e49fd86307fb06e138aab766f5cf9efbbd30ec4d3978b","sha256:cd352eb76b6c3fa7264ce3986a563f3bfc9c496e7c5959db73285cf00b21e37b"],"state_sha256":"2334444a246feb82e3a533b3e3c25f42de99c77a788483221162d21d4612c9db"}