{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:U3IH7NCXFBM623YJLC6I4GJM65","short_pith_number":"pith:U3IH7NCX","canonical_record":{"source":{"id":"2212.05278","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-10T11:43:30Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"324e0526cab68c3a1e26378471018a0a05e90921fcbdcadfe8c5a6330c7c9353","abstract_canon_sha256":"87f2d509275b231fc578568a7f6ce184021fff8ecd3d8fd6f5bade5f48087507"},"schema_version":"1.0"},"canonical_sha256":"a6d07fb4572859ed6f0958bc8e192cf75023c1cf4377b00af1fc40b995465f76","source":{"kind":"arxiv","id":"2212.05278","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.05278","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"arxiv_version","alias_value":"2212.05278v3","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.05278","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_12","alias_value":"U3IH7NCXFBM6","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_16","alias_value":"U3IH7NCXFBM623YJ","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_8","alias_value":"U3IH7NCX","created_at":"2026-07-05T08:26:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:U3IH7NCXFBM623YJLC6I4GJM65","target":"record","payload":{"canonical_record":{"source":{"id":"2212.05278","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-10T11:43:30Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"324e0526cab68c3a1e26378471018a0a05e90921fcbdcadfe8c5a6330c7c9353","abstract_canon_sha256":"87f2d509275b231fc578568a7f6ce184021fff8ecd3d8fd6f5bade5f48087507"},"schema_version":"1.0"},"canonical_sha256":"a6d07fb4572859ed6f0958bc8e192cf75023c1cf4377b00af1fc40b995465f76","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:26:55.695852Z","signature_b64":"qcTeCkmk0pj+QS4zs9wCNl9Wq/WOFLq2SC9gq3yOjh+ElsDriwm+yT0Fu/O34jWHUC8UfiY2OgjzE8/re50QDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6d07fb4572859ed6f0958bc8e192cf75023c1cf4377b00af1fc40b995465f76","last_reissued_at":"2026-07-05T08:26:55.695340Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:26:55.695340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.05278","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:26:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YlCq2AfHjA5ZrgmXQQKZ9PfkGehrsGwW1fEMiJuEzZxdUABwmogxIQkQlHydbO6sMZ2lFxCparuYpZth/JulDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:05:23.455676Z"},"content_sha256":"eb758b6b75b78b239a5c45900ae8b48ea4aaf8a7a5124a67a05048ef4c3b96d2","schema_version":"1.0","event_id":"sha256:eb758b6b75b78b239a5c45900ae8b48ea4aaf8a7a5124a67a05048ef4c3b96d2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:U3IH7NCXFBM623YJLC6I4GJM65","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ring-Exchange Interaction Effects on Magnons in Dirac Magnet CoTiO$_3$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.str-el","authors_text":"A. Giovannone, A.J. Biacchi, A. Pawbake, A.R. Hight Walker, C. Faugeras, C. Lyon, D.M. Heligman, D. Shaw, E.V. Jasper, J. Gdanski, J.R. Simpson, K.F. Garrity, K. Ross, M.F. Mu\\~noz, M. Karaki, N. Trivedi, R.L. Dally, R. Vald\\'es Aguilar, T. Adel, T. DeLazzer, Thuc T. Mai, Y.M. Lu, Yufei Li","submitted_at":"2022-12-10T11:43:30Z","abstract_excerpt":"The magnetic interactions that determine magnetic order and magnon energies typically involve only two spins. While rare, multi-spin interactions can also appear in quantum magnets and be the driving force in the ground state selection and in the nature of its excitations. By performing time-domain terahertz and magneto-Raman spectroscopy measurements combined with theoretical modeling, we determine the origin of the magnon excitation gap in Dirac antiferromagnet CoTiO$_3$. By adding a ring-exchange interaction in a hexagonal plaquette of the honeycomb lattice to both an XXZ spin model and to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.05278","kind":"arxiv","version":3},"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/2212.05278/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":"2026-07-05T08:26:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4LdNyA5sBQpeufUqoXT2x4EQ3ffLoyHh5gA/O1LHVKagNIhEjv157AfZQ9gR44Hjx6ZefS+UFWBFUVwYfMz8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:05:23.456082Z"},"content_sha256":"fd05ae5b94fae5783d0cb57f70ce6f26f10aae3179ff76a01bcc83785ab37d0b","schema_version":"1.0","event_id":"sha256:fd05ae5b94fae5783d0cb57f70ce6f26f10aae3179ff76a01bcc83785ab37d0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U3IH7NCXFBM623YJLC6I4GJM65/bundle.json","state_url":"https://pith.science/pith/U3IH7NCXFBM623YJLC6I4GJM65/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U3IH7NCXFBM623YJLC6I4GJM65/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":"2026-08-14T03:05:23Z","links":{"resolver":"https://pith.science/pith/U3IH7NCXFBM623YJLC6I4GJM65","bundle":"https://pith.science/pith/U3IH7NCXFBM623YJLC6I4GJM65/bundle.json","state":"https://pith.science/pith/U3IH7NCXFBM623YJLC6I4GJM65/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U3IH7NCXFBM623YJLC6I4GJM65/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:U3IH7NCXFBM623YJLC6I4GJM65","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":"87f2d509275b231fc578568a7f6ce184021fff8ecd3d8fd6f5bade5f48087507","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-10T11:43:30Z","title_canon_sha256":"324e0526cab68c3a1e26378471018a0a05e90921fcbdcadfe8c5a6330c7c9353"},"schema_version":"1.0","source":{"id":"2212.05278","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.05278","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"arxiv_version","alias_value":"2212.05278v3","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.05278","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_12","alias_value":"U3IH7NCXFBM6","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_16","alias_value":"U3IH7NCXFBM623YJ","created_at":"2026-07-05T08:26:55Z"},{"alias_kind":"pith_short_8","alias_value":"U3IH7NCX","created_at":"2026-07-05T08:26:55Z"}],"graph_snapshots":[{"event_id":"sha256:fd05ae5b94fae5783d0cb57f70ce6f26f10aae3179ff76a01bcc83785ab37d0b","target":"graph","created_at":"2026-07-05T08:26:55Z","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/2212.05278/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The magnetic interactions that determine magnetic order and magnon energies typically involve only two spins. While rare, multi-spin interactions can also appear in quantum magnets and be the driving force in the ground state selection and in the nature of its excitations. By performing time-domain terahertz and magneto-Raman spectroscopy measurements combined with theoretical modeling, we determine the origin of the magnon excitation gap in Dirac antiferromagnet CoTiO$_3$. By adding a ring-exchange interaction in a hexagonal plaquette of the honeycomb lattice to both an XXZ spin model and to ","authors_text":"A. Giovannone, A.J. Biacchi, A. Pawbake, A.R. Hight Walker, C. Faugeras, C. Lyon, D.M. Heligman, D. Shaw, E.V. Jasper, J. Gdanski, J.R. Simpson, K.F. Garrity, K. Ross, M.F. Mu\\~noz, M. Karaki, N. Trivedi, R.L. Dally, R. Vald\\'es Aguilar, T. Adel, T. DeLazzer, Thuc T. Mai, Y.M. Lu, Yufei Li","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-10T11:43:30Z","title":"Ring-Exchange Interaction Effects on Magnons in Dirac Magnet CoTiO$_3$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.05278","kind":"arxiv","version":3},"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:eb758b6b75b78b239a5c45900ae8b48ea4aaf8a7a5124a67a05048ef4c3b96d2","target":"record","created_at":"2026-07-05T08:26:55Z","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":"87f2d509275b231fc578568a7f6ce184021fff8ecd3d8fd6f5bade5f48087507","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-10T11:43:30Z","title_canon_sha256":"324e0526cab68c3a1e26378471018a0a05e90921fcbdcadfe8c5a6330c7c9353"},"schema_version":"1.0","source":{"id":"2212.05278","kind":"arxiv","version":3}},"canonical_sha256":"a6d07fb4572859ed6f0958bc8e192cf75023c1cf4377b00af1fc40b995465f76","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6d07fb4572859ed6f0958bc8e192cf75023c1cf4377b00af1fc40b995465f76","first_computed_at":"2026-07-05T08:26:55.695340Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:26:55.695340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qcTeCkmk0pj+QS4zs9wCNl9Wq/WOFLq2SC9gq3yOjh+ElsDriwm+yT0Fu/O34jWHUC8UfiY2OgjzE8/re50QDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:26:55.695852Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.05278","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb758b6b75b78b239a5c45900ae8b48ea4aaf8a7a5124a67a05048ef4c3b96d2","sha256:fd05ae5b94fae5783d0cb57f70ce6f26f10aae3179ff76a01bcc83785ab37d0b"],"state_sha256":"e98bfae34ab9b6ac49be7ecfb5bfaedc1be4b019da0d27a1149712f222eb940d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3qpdA57pO9Eh/IXWT761gPEvvVmQ5cT8u/3rW/ds4F3s1y92cPGzHQWCpAngNikULLh31ivaahoKr6l54VnVAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T03:05:23.458900Z","bundle_sha256":"e2f2c52c96e704fe7d3b3b017b4d5a6b7807208aac904f8d08d7189da5da54f1"}}