{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:6FPRGAMNJVDJOAYIFX7PPVIBWA","short_pith_number":"pith:6FPRGAMN","canonical_record":{"source":{"id":"2003.01420","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-03-03T10:13:28Z","cross_cats_sorted":[],"title_canon_sha256":"490474e3959fee8e419a6544c19709e0c46c809cd76a0ea6e4491f467aff72ff","abstract_canon_sha256":"2b75efc755316125ecd98154c4a3dc0871dadfd0e4e475223d52042a6d68cac0"},"schema_version":"1.0"},"canonical_sha256":"f15f13018d4d469703082dfef7d501b00d8358b2361b27f5dc03228ed67684d3","source":{"kind":"arxiv","id":"2003.01420","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.01420","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"arxiv_version","alias_value":"2003.01420v1","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.01420","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_12","alias_value":"6FPRGAMNJVDJ","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_16","alias_value":"6FPRGAMNJVDJOAYI","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_8","alias_value":"6FPRGAMN","created_at":"2026-07-05T02:07:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:6FPRGAMNJVDJOAYIFX7PPVIBWA","target":"record","payload":{"canonical_record":{"source":{"id":"2003.01420","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-03-03T10:13:28Z","cross_cats_sorted":[],"title_canon_sha256":"490474e3959fee8e419a6544c19709e0c46c809cd76a0ea6e4491f467aff72ff","abstract_canon_sha256":"2b75efc755316125ecd98154c4a3dc0871dadfd0e4e475223d52042a6d68cac0"},"schema_version":"1.0"},"canonical_sha256":"f15f13018d4d469703082dfef7d501b00d8358b2361b27f5dc03228ed67684d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:07:01.666593Z","signature_b64":"kONaUxEKmZbopK1C45+2KK2JqiBtNLW41PsfLnC0KDcnCYa7d5fXa6050eA/eZGbiqJ9QwcT1SUlOTlQ2ysHBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f15f13018d4d469703082dfef7d501b00d8358b2361b27f5dc03228ed67684d3","last_reissued_at":"2026-07-05T02:07:01.666084Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:07:01.666084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.01420","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":"2026-07-05T02:07:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FXO4X9hi2jy73rtKY+UVI+YAoD9QIA1kVGmd4BdLRhDkqY/Bb80ZkT+H1XgWaBOdJ4prLK0n1iQJceEORH4GAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:01:56.400046Z"},"content_sha256":"06959ebd2182fea6249928e9be3e0ce583e03cbca0bfa7427945b5f36f816df2","schema_version":"1.0","event_id":"sha256:06959ebd2182fea6249928e9be3e0ce583e03cbca0bfa7427945b5f36f816df2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:6FPRGAMNJVDJOAYIFX7PPVIBWA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sub-picosecond exchange-relaxation in the compensated ferrimagnet Mn$_2$Ru$_x$Ga","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Kirilyuk, A.V. Kimel, G. Bonfiglio, G.Y.P. Atcheson, J.M.D. Coey, K. Rode, P. Stamenov, Th. Rasing","submitted_at":"2020-03-03T10:13:28Z","abstract_excerpt":"We study the demagnetization dynamics of the fully compensated half-metallic ferrimagnet Mn$_2$Ru$_x$Ga. While the two antiferromagnetically coupled sublattices are both composed of manganese, they exhibit different temperature dependencies due to their differing local environments. The sublattice magnetization dynamics triggered by femtosecond laser pulses are studied to reveal the roles played by the spin and intersublattice exchange. We find a two-step demagnetization process, similar to the well-established case of Gd(FeCo)$_3$, where the two Mn-sublattices have different demagnetization r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.01420","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/2003.01420/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":"2026-07-05T02:07:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hOgpJ9Fe2yBXMDUjtQeYmmE5mfvCqBGRMlM+K76nRiYV8N3Qe/3bDUgKakAR0ice4oKyyMFae/ksfD3EN87nDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:01:56.400437Z"},"content_sha256":"fdc7b47364bb896faa6c6754439d14bae4f743d2e2363a1a24ee445e13a6c5b1","schema_version":"1.0","event_id":"sha256:fdc7b47364bb896faa6c6754439d14bae4f743d2e2363a1a24ee445e13a6c5b1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/bundle.json","state_url":"https://pith.science/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/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":"2026-07-09T02:01:56Z","links":{"resolver":"https://pith.science/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA","bundle":"https://pith.science/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/bundle.json","state":"https://pith.science/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6FPRGAMNJVDJOAYIFX7PPVIBWA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:6FPRGAMNJVDJOAYIFX7PPVIBWA","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":"2b75efc755316125ecd98154c4a3dc0871dadfd0e4e475223d52042a6d68cac0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-03-03T10:13:28Z","title_canon_sha256":"490474e3959fee8e419a6544c19709e0c46c809cd76a0ea6e4491f467aff72ff"},"schema_version":"1.0","source":{"id":"2003.01420","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.01420","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"arxiv_version","alias_value":"2003.01420v1","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.01420","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_12","alias_value":"6FPRGAMNJVDJ","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_16","alias_value":"6FPRGAMNJVDJOAYI","created_at":"2026-07-05T02:07:01Z"},{"alias_kind":"pith_short_8","alias_value":"6FPRGAMN","created_at":"2026-07-05T02:07:01Z"}],"graph_snapshots":[{"event_id":"sha256:fdc7b47364bb896faa6c6754439d14bae4f743d2e2363a1a24ee445e13a6c5b1","target":"graph","created_at":"2026-07-05T02:07:01Z","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/2003.01420/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the demagnetization dynamics of the fully compensated half-metallic ferrimagnet Mn$_2$Ru$_x$Ga. While the two antiferromagnetically coupled sublattices are both composed of manganese, they exhibit different temperature dependencies due to their differing local environments. The sublattice magnetization dynamics triggered by femtosecond laser pulses are studied to reveal the roles played by the spin and intersublattice exchange. We find a two-step demagnetization process, similar to the well-established case of Gd(FeCo)$_3$, where the two Mn-sublattices have different demagnetization r","authors_text":"A. Kirilyuk, A.V. Kimel, G. Bonfiglio, G.Y.P. Atcheson, J.M.D. Coey, K. Rode, P. Stamenov, Th. Rasing","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-03-03T10:13:28Z","title":"Sub-picosecond exchange-relaxation in the compensated ferrimagnet Mn$_2$Ru$_x$Ga"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.01420","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":"sha256:06959ebd2182fea6249928e9be3e0ce583e03cbca0bfa7427945b5f36f816df2","target":"record","created_at":"2026-07-05T02:07:01Z","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":"2b75efc755316125ecd98154c4a3dc0871dadfd0e4e475223d52042a6d68cac0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-03-03T10:13:28Z","title_canon_sha256":"490474e3959fee8e419a6544c19709e0c46c809cd76a0ea6e4491f467aff72ff"},"schema_version":"1.0","source":{"id":"2003.01420","kind":"arxiv","version":1}},"canonical_sha256":"f15f13018d4d469703082dfef7d501b00d8358b2361b27f5dc03228ed67684d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f15f13018d4d469703082dfef7d501b00d8358b2361b27f5dc03228ed67684d3","first_computed_at":"2026-07-05T02:07:01.666084Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:07:01.666084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kONaUxEKmZbopK1C45+2KK2JqiBtNLW41PsfLnC0KDcnCYa7d5fXa6050eA/eZGbiqJ9QwcT1SUlOTlQ2ysHBA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:07:01.666593Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.01420","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:06959ebd2182fea6249928e9be3e0ce583e03cbca0bfa7427945b5f36f816df2","sha256:fdc7b47364bb896faa6c6754439d14bae4f743d2e2363a1a24ee445e13a6c5b1"],"state_sha256":"94bd8b81288dd5bd224d280b7e1501d1e78e835573f05b5324f7ad7ee6d86857"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aXUdNb0ViitUvOO5WFLfmW4jvUVkVwr/6CexEFBqiVgf1so7W9rHhrQ1KM8LMnGS635Qnw2wT4g2xpZD/GZ/BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T02:01:56.402412Z","bundle_sha256":"c5614e7da99ea958113797f4c0c140106184e0e772704bca87638de804fd2cf5"}}