{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:ZFORGN2VD64GWOCE42PGTPGAXE","short_pith_number":"pith:ZFORGN2V","canonical_record":{"source":{"id":"2109.07973","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-16T13:29:23Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"5ede69ab349f3ca8123fa2535aa4bd28d6a7814911df48bb0a9a2850d198ded1","abstract_canon_sha256":"93d4ffdf96429e6435ae7e8a360190fe558352f108f1a79976503b20a9d77abe"},"schema_version":"1.0"},"canonical_sha256":"c95d1337551fb86b3844e69e69bcc0b93133fd102cbedafa852e385e455ccf86","source":{"kind":"arxiv","id":"2109.07973","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.07973","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"arxiv_version","alias_value":"2109.07973v2","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.07973","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_12","alias_value":"ZFORGN2VD64G","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_16","alias_value":"ZFORGN2VD64GWOCE","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_8","alias_value":"ZFORGN2V","created_at":"2026-07-05T03:44:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:ZFORGN2VD64GWOCE42PGTPGAXE","target":"record","payload":{"canonical_record":{"source":{"id":"2109.07973","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-16T13:29:23Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"5ede69ab349f3ca8123fa2535aa4bd28d6a7814911df48bb0a9a2850d198ded1","abstract_canon_sha256":"93d4ffdf96429e6435ae7e8a360190fe558352f108f1a79976503b20a9d77abe"},"schema_version":"1.0"},"canonical_sha256":"c95d1337551fb86b3844e69e69bcc0b93133fd102cbedafa852e385e455ccf86","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:44:13.095539Z","signature_b64":"W0MKvpRdAK75jR6Gok7HZzB5Kc1dImEpK1Wn/w3aekwGg2BbaHrMq33pH45vX9MXCvs+2U/sWgiP/ThkA3TuCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c95d1337551fb86b3844e69e69bcc0b93133fd102cbedafa852e385e455ccf86","last_reissued_at":"2026-07-05T03:44:13.095102Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:44:13.095102Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2109.07973","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:44:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrvksq4Rr+QoQnjg/E4K5Tw0ZnNX0zRP6jeDuRTCFMaF3FFHvzRTf34oXDk3enPe7yYzin+o90brUbBc2spUCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:43:31.770899Z"},"content_sha256":"50b02f58aef4fb0dbbc21a3b16c005107b8601b4bf6ce008e64d1211a0bb4e8c","schema_version":"1.0","event_id":"sha256:50b02f58aef4fb0dbbc21a3b16c005107b8601b4bf6ce008e64d1211a0bb4e8c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:ZFORGN2VD64GWOCE42PGTPGAXE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Skyrmion-driven topological Hall effect in a Shastry-Sutherland magnet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"A. A. Pervishko, D. Yudin, G. V. Paradezhenko, M. Shahzad, N. Swain, P. Sengupta","submitted_at":"2021-09-16T13:29:23Z","abstract_excerpt":"The Shastry-Sutherland model and its generalizations have been shown to capture emergent complex magnetic properties from geometric frustration in several quasi-two-dimensional quantum magnets. Using an $sd$ exchange model, we show here that metallic Shastry-Sutherland magnets can exhibit a topological Hall effect driven by magnetic skyrmions under realistic conditions. The magnetic properties are modeled with competing symmetric Heisenberg and asymmetric Dzyaloshinskii-Moriya exchange interactions, while a coupling between the spins of the itinerant electrons and the localized moments describ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.07973","kind":"arxiv","version":2},"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/2109.07973/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":"2026-07-05T03:44:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+nVQocNP9PUoxixhtFzFgEbTKSmtwr4h6cA1z49L3Jax1tUI2yKKA/nXfKWbaNzyt3gply2kgDV+FBRYN3NdCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:43:31.771277Z"},"content_sha256":"1d617c7af76dd61e38ad1acf625dbb8fe131ce9e5f8d1d9e81de2ee40be7b8ad","schema_version":"1.0","event_id":"sha256:1d617c7af76dd61e38ad1acf625dbb8fe131ce9e5f8d1d9e81de2ee40be7b8ad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZFORGN2VD64GWOCE42PGTPGAXE/bundle.json","state_url":"https://pith.science/pith/ZFORGN2VD64GWOCE42PGTPGAXE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZFORGN2VD64GWOCE42PGTPGAXE/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":"2026-07-07T14:43:31Z","links":{"resolver":"https://pith.science/pith/ZFORGN2VD64GWOCE42PGTPGAXE","bundle":"https://pith.science/pith/ZFORGN2VD64GWOCE42PGTPGAXE/bundle.json","state":"https://pith.science/pith/ZFORGN2VD64GWOCE42PGTPGAXE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZFORGN2VD64GWOCE42PGTPGAXE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ZFORGN2VD64GWOCE42PGTPGAXE","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":"93d4ffdf96429e6435ae7e8a360190fe558352f108f1a79976503b20a9d77abe","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-16T13:29:23Z","title_canon_sha256":"5ede69ab349f3ca8123fa2535aa4bd28d6a7814911df48bb0a9a2850d198ded1"},"schema_version":"1.0","source":{"id":"2109.07973","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.07973","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"arxiv_version","alias_value":"2109.07973v2","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.07973","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_12","alias_value":"ZFORGN2VD64G","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_16","alias_value":"ZFORGN2VD64GWOCE","created_at":"2026-07-05T03:44:13Z"},{"alias_kind":"pith_short_8","alias_value":"ZFORGN2V","created_at":"2026-07-05T03:44:13Z"}],"graph_snapshots":[{"event_id":"sha256:1d617c7af76dd61e38ad1acf625dbb8fe131ce9e5f8d1d9e81de2ee40be7b8ad","target":"graph","created_at":"2026-07-05T03:44:13Z","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/2109.07973/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Shastry-Sutherland model and its generalizations have been shown to capture emergent complex magnetic properties from geometric frustration in several quasi-two-dimensional quantum magnets. Using an $sd$ exchange model, we show here that metallic Shastry-Sutherland magnets can exhibit a topological Hall effect driven by magnetic skyrmions under realistic conditions. The magnetic properties are modeled with competing symmetric Heisenberg and asymmetric Dzyaloshinskii-Moriya exchange interactions, while a coupling between the spins of the itinerant electrons and the localized moments describ","authors_text":"A. A. Pervishko, D. Yudin, G. V. Paradezhenko, M. Shahzad, N. Swain, P. Sengupta","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-16T13:29:23Z","title":"Skyrmion-driven topological Hall effect in a Shastry-Sutherland magnet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.07973","kind":"arxiv","version":2},"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":"sha256:50b02f58aef4fb0dbbc21a3b16c005107b8601b4bf6ce008e64d1211a0bb4e8c","target":"record","created_at":"2026-07-05T03:44:13Z","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":"93d4ffdf96429e6435ae7e8a360190fe558352f108f1a79976503b20a9d77abe","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-16T13:29:23Z","title_canon_sha256":"5ede69ab349f3ca8123fa2535aa4bd28d6a7814911df48bb0a9a2850d198ded1"},"schema_version":"1.0","source":{"id":"2109.07973","kind":"arxiv","version":2}},"canonical_sha256":"c95d1337551fb86b3844e69e69bcc0b93133fd102cbedafa852e385e455ccf86","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c95d1337551fb86b3844e69e69bcc0b93133fd102cbedafa852e385e455ccf86","first_computed_at":"2026-07-05T03:44:13.095102Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:44:13.095102Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W0MKvpRdAK75jR6Gok7HZzB5Kc1dImEpK1Wn/w3aekwGg2BbaHrMq33pH45vX9MXCvs+2U/sWgiP/ThkA3TuCA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:44:13.095539Z","signed_message":"canonical_sha256_bytes"},"source_id":"2109.07973","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50b02f58aef4fb0dbbc21a3b16c005107b8601b4bf6ce008e64d1211a0bb4e8c","sha256:1d617c7af76dd61e38ad1acf625dbb8fe131ce9e5f8d1d9e81de2ee40be7b8ad"],"state_sha256":"26c82c33cad82bab141c24e2f3eed2e915c63a5d3d1dbb5392aa47fd1132f511"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sF/2dklLg2BudK8ePh6rCxDK82wDKuFIG61UctnmTvylKwKJXMFX3MFf7G2lW7VH2gyXdFn9U/LQbsegb9rbBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:43:31.773273Z","bundle_sha256":"50ac31ca81ed8af99580b7c9538915babf75737a4b792ed669fbbc97f97c0e3e"}}