{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:Z5633OGKI6MD63SUKZET62QQ6I","short_pith_number":"pith:Z5633OGK","canonical_record":{"source":{"id":"2112.05961","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-12-11T12:00:35Z","cross_cats_sorted":[],"title_canon_sha256":"6eb175b46bfd6cf510f87a58ef8888b822fe2b789d6c13a7a82813e11b728174","abstract_canon_sha256":"182b6a7e8b72350258964f8307851bc83582cb35b596f07f9e7525ef5d1c0bc4"},"schema_version":"1.0"},"canonical_sha256":"cf7dbdb8ca47983f6e5456493f6a10f2063a693d41feb5ddf67f11cda6c2f88a","source":{"kind":"arxiv","id":"2112.05961","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05961","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05961v1","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05961","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_12","alias_value":"Z5633OGKI6MD","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_16","alias_value":"Z5633OGKI6MD63SU","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_8","alias_value":"Z5633OGK","created_at":"2026-07-05T04:34:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:Z5633OGKI6MD63SUKZET62QQ6I","target":"record","payload":{"canonical_record":{"source":{"id":"2112.05961","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-12-11T12:00:35Z","cross_cats_sorted":[],"title_canon_sha256":"6eb175b46bfd6cf510f87a58ef8888b822fe2b789d6c13a7a82813e11b728174","abstract_canon_sha256":"182b6a7e8b72350258964f8307851bc83582cb35b596f07f9e7525ef5d1c0bc4"},"schema_version":"1.0"},"canonical_sha256":"cf7dbdb8ca47983f6e5456493f6a10f2063a693d41feb5ddf67f11cda6c2f88a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:34:27.342124Z","signature_b64":"jqVUFIaIlchilTIOtHp3uAEGQUkq/8sdaTtl+fsjboih9OklZGTePMWb/PHmkJgOJy0TZchPRhGKWwtavPJ2DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf7dbdb8ca47983f6e5456493f6a10f2063a693d41feb5ddf67f11cda6c2f88a","last_reissued_at":"2026-07-05T04:34:27.341553Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:34:27.341553Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.05961","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":"2026-07-05T04:34:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JG6M+uIjXNfWpq1Q+8y+iw8PY1GbEMY7QrCLO9So+iEGjcH78woTGEJG5hfuGr+IYLsRtg0N25docFHLzdxtBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:52:23.674393Z"},"content_sha256":"85546080b8de68ccbbdac5d828a791776eb8b11ceac36e317fc5cdb415763c5e","schema_version":"1.0","event_id":"sha256:85546080b8de68ccbbdac5d828a791776eb8b11ceac36e317fc5cdb415763c5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:Z5633OGKI6MD63SUKZET62QQ6I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optical excitation of electromagnons in hexaferrite","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Andrin Doll, Hiroki Ueda, Hoyoung Jang, Hyeong-Do Kim, Matteo Savoini, Minseok Kim, Nazaret Ortiz Hernandez, Sae Hwan Chun, Sang-Youn Park, Simone Finizio, Tsuyoshi Kimura, Urs Staub, Vladimir Ovuka, Yoshikazu Tanaka","submitted_at":"2021-12-11T12:00:35Z","abstract_excerpt":"Understanding ultrafast magnetization dynamics on the microscopic level is of strong current interest due to the potential for applications in information storage. In recent years, the spin-lattice coupling has been recognized to be essential for ultrafast magnetization dynamics. Magnetoelectric multiferroics of type II possess intrinsic correlations among magnetic sublattices and electric polarization (P) through spin-lattice coupling, enabling fundamentally coupled dynamics between spins and lattice. Here we report on ultrafast magnetization dynamics in a room-temperature multiferroic hexafe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05961","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/2112.05961/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":"2026-07-05T04:34:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yn2OlYr45Z6iq68U9Om+fDqF4ud0cAanhn2yLP+/m3Of1FFCjr08uXaUmIFYRggsVmBs/IvzGyamPdStVjYiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:52:23.674900Z"},"content_sha256":"fd3d596796c414810346282cdcd6dc10833df308f313217e3b9cceed7c5e7a3e","schema_version":"1.0","event_id":"sha256:fd3d596796c414810346282cdcd6dc10833df308f313217e3b9cceed7c5e7a3e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z5633OGKI6MD63SUKZET62QQ6I/bundle.json","state_url":"https://pith.science/pith/Z5633OGKI6MD63SUKZET62QQ6I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z5633OGKI6MD63SUKZET62QQ6I/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":"2026-08-13T09:52:23Z","links":{"resolver":"https://pith.science/pith/Z5633OGKI6MD63SUKZET62QQ6I","bundle":"https://pith.science/pith/Z5633OGKI6MD63SUKZET62QQ6I/bundle.json","state":"https://pith.science/pith/Z5633OGKI6MD63SUKZET62QQ6I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z5633OGKI6MD63SUKZET62QQ6I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:Z5633OGKI6MD63SUKZET62QQ6I","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":"182b6a7e8b72350258964f8307851bc83582cb35b596f07f9e7525ef5d1c0bc4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-12-11T12:00:35Z","title_canon_sha256":"6eb175b46bfd6cf510f87a58ef8888b822fe2b789d6c13a7a82813e11b728174"},"schema_version":"1.0","source":{"id":"2112.05961","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05961","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05961v1","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05961","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_12","alias_value":"Z5633OGKI6MD","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_16","alias_value":"Z5633OGKI6MD63SU","created_at":"2026-07-05T04:34:27Z"},{"alias_kind":"pith_short_8","alias_value":"Z5633OGK","created_at":"2026-07-05T04:34:27Z"}],"graph_snapshots":[{"event_id":"sha256:fd3d596796c414810346282cdcd6dc10833df308f313217e3b9cceed7c5e7a3e","target":"graph","created_at":"2026-07-05T04:34:27Z","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/2112.05961/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Understanding ultrafast magnetization dynamics on the microscopic level is of strong current interest due to the potential for applications in information storage. In recent years, the spin-lattice coupling has been recognized to be essential for ultrafast magnetization dynamics. Magnetoelectric multiferroics of type II possess intrinsic correlations among magnetic sublattices and electric polarization (P) through spin-lattice coupling, enabling fundamentally coupled dynamics between spins and lattice. Here we report on ultrafast magnetization dynamics in a room-temperature multiferroic hexafe","authors_text":"Andrin Doll, Hiroki Ueda, Hoyoung Jang, Hyeong-Do Kim, Matteo Savoini, Minseok Kim, Nazaret Ortiz Hernandez, Sae Hwan Chun, Sang-Youn Park, Simone Finizio, Tsuyoshi Kimura, Urs Staub, Vladimir Ovuka, Yoshikazu Tanaka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-12-11T12:00:35Z","title":"Optical excitation of electromagnons in hexaferrite"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05961","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":"sha256:85546080b8de68ccbbdac5d828a791776eb8b11ceac36e317fc5cdb415763c5e","target":"record","created_at":"2026-07-05T04:34:27Z","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":"182b6a7e8b72350258964f8307851bc83582cb35b596f07f9e7525ef5d1c0bc4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-12-11T12:00:35Z","title_canon_sha256":"6eb175b46bfd6cf510f87a58ef8888b822fe2b789d6c13a7a82813e11b728174"},"schema_version":"1.0","source":{"id":"2112.05961","kind":"arxiv","version":1}},"canonical_sha256":"cf7dbdb8ca47983f6e5456493f6a10f2063a693d41feb5ddf67f11cda6c2f88a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf7dbdb8ca47983f6e5456493f6a10f2063a693d41feb5ddf67f11cda6c2f88a","first_computed_at":"2026-07-05T04:34:27.341553Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:34:27.341553Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jqVUFIaIlchilTIOtHp3uAEGQUkq/8sdaTtl+fsjboih9OklZGTePMWb/PHmkJgOJy0TZchPRhGKWwtavPJ2DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:34:27.342124Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.05961","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:85546080b8de68ccbbdac5d828a791776eb8b11ceac36e317fc5cdb415763c5e","sha256:fd3d596796c414810346282cdcd6dc10833df308f313217e3b9cceed7c5e7a3e"],"state_sha256":"2bfb0e371c532b1860a35de48a764cbf6f8a5388762aebcf51ac2ac4b3716d8f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U4K4sAbwDWZ4olYWND+kIx8pUC9fFORB/6qdjB5pOfZ98D4jpKpNv/73qU1s/TVrI6EoFcvfqhJhswpO4mTYAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T09:52:23.678930Z","bundle_sha256":"f291db7b4c1645ecbee69136d102a907e8e87e6c462f7e0d694a11da3b167edb"}}