{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:2QT2U3DYOV6GSNCYUGCYO77AVW","short_pith_number":"pith:2QT2U3DY","canonical_record":{"source":{"id":"2004.11589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-04-24T08:04:51Z","cross_cats_sorted":[],"title_canon_sha256":"8ce69e757aebc30715d7ab872e69b34f0d77c0cabece19483f40e70be67fd611","abstract_canon_sha256":"fd94b2776066752603ac711199d1efe8cb81ef1ac7386b8ea42593ace259490f"},"schema_version":"1.0"},"canonical_sha256":"d427aa6c78757c693458a185877fe0ada54d012fe9836f902fb2563a02b2657a","source":{"kind":"arxiv","id":"2004.11589","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.11589","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"arxiv_version","alias_value":"2004.11589v1","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.11589","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_12","alias_value":"2QT2U3DYOV6G","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_16","alias_value":"2QT2U3DYOV6GSNCY","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_8","alias_value":"2QT2U3DY","created_at":"2026-07-05T00:57:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:2QT2U3DYOV6GSNCYUGCYO77AVW","target":"record","payload":{"canonical_record":{"source":{"id":"2004.11589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-04-24T08:04:51Z","cross_cats_sorted":[],"title_canon_sha256":"8ce69e757aebc30715d7ab872e69b34f0d77c0cabece19483f40e70be67fd611","abstract_canon_sha256":"fd94b2776066752603ac711199d1efe8cb81ef1ac7386b8ea42593ace259490f"},"schema_version":"1.0"},"canonical_sha256":"d427aa6c78757c693458a185877fe0ada54d012fe9836f902fb2563a02b2657a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:57:55.535701Z","signature_b64":"0svlUyc8rlZNPWnpfSZaWlUi/cE7itWTo//e6n/79VzTv19xvZT8OgG2B0NYVXdwf22Wz9EUa64f18X0sc5wBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d427aa6c78757c693458a185877fe0ada54d012fe9836f902fb2563a02b2657a","last_reissued_at":"2026-07-05T00:57:55.535065Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:57:55.535065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.11589","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":"2026-07-05T00:57:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bMMw954zfwlVEsyNWZUVlEi3hG+QfBkM45fa1ooaD8Fvu4KNV2UeSYxr/GvPRiIzZu4uyFG/MP83zSrGeWWfAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-27T02:45:19.899925Z"},"content_sha256":"07157585362ce139508affd15f02569cd938a97e25351aec1700447f8871531e","schema_version":"1.0","event_id":"sha256:07157585362ce139508affd15f02569cd938a97e25351aec1700447f8871531e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:2QT2U3DYOV6GSNCYUGCYO77AVW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observation of magnetic domains in uniaxial magnets via small-angle electron diffraction and Foucault imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Atsuhiro Kotani, Hiroshi Nakajima, Ken Harada, Shigeo Mori","submitted_at":"2020-04-24T08:04:51Z","abstract_excerpt":"Observation of magnetic domains is important in understanding the magnetic properties of magnetic materials and devices. In this study, we report that the magnetic domains of M-type hexaferrites with uniaxial anisotropy can be visualized via small-angle electron diffraction and Foucault imaging. The position of the diffraction pattern spots has the same period as that of magnetic domains in a Sc-substituted hexaferrite (BaFe$_{12-x-\\delta}$Sc$_x$Mg$_\\delta$O$_{19}$). Conversely, the spots were observed four times longer than the period of magnetic domains in hexaferrite without substitution (B"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.11589","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/2004.11589/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":"2026-07-05T00:57:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BvumZbmskPuItf2zqZQzvoTfMZ+9kExtstBqVLn5Fd6AaOWk7lJR+LqgcBknew+9IEs7opfsCCp0F5m3+vHOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-27T02:45:19.900303Z"},"content_sha256":"021619da1108f16dbe5b73eaf92d955ccea4a85561e000232e8b2c2db16bb8f0","schema_version":"1.0","event_id":"sha256:021619da1108f16dbe5b73eaf92d955ccea4a85561e000232e8b2c2db16bb8f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/bundle.json","state_url":"https://pith.science/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/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":"2026-07-27T02:45:19Z","links":{"resolver":"https://pith.science/pith/2QT2U3DYOV6GSNCYUGCYO77AVW","bundle":"https://pith.science/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/bundle.json","state":"https://pith.science/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2QT2U3DYOV6GSNCYUGCYO77AVW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:2QT2U3DYOV6GSNCYUGCYO77AVW","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":"fd94b2776066752603ac711199d1efe8cb81ef1ac7386b8ea42593ace259490f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-04-24T08:04:51Z","title_canon_sha256":"8ce69e757aebc30715d7ab872e69b34f0d77c0cabece19483f40e70be67fd611"},"schema_version":"1.0","source":{"id":"2004.11589","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.11589","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"arxiv_version","alias_value":"2004.11589v1","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.11589","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_12","alias_value":"2QT2U3DYOV6G","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_16","alias_value":"2QT2U3DYOV6GSNCY","created_at":"2026-07-05T00:57:55Z"},{"alias_kind":"pith_short_8","alias_value":"2QT2U3DY","created_at":"2026-07-05T00:57:55Z"}],"graph_snapshots":[{"event_id":"sha256:021619da1108f16dbe5b73eaf92d955ccea4a85561e000232e8b2c2db16bb8f0","target":"graph","created_at":"2026-07-05T00:57:55Z","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/2004.11589/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Observation of magnetic domains is important in understanding the magnetic properties of magnetic materials and devices. In this study, we report that the magnetic domains of M-type hexaferrites with uniaxial anisotropy can be visualized via small-angle electron diffraction and Foucault imaging. The position of the diffraction pattern spots has the same period as that of magnetic domains in a Sc-substituted hexaferrite (BaFe$_{12-x-\\delta}$Sc$_x$Mg$_\\delta$O$_{19}$). Conversely, the spots were observed four times longer than the period of magnetic domains in hexaferrite without substitution (B","authors_text":"Atsuhiro Kotani, Hiroshi Nakajima, Ken Harada, Shigeo Mori","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-04-24T08:04:51Z","title":"Observation of magnetic domains in uniaxial magnets via small-angle electron diffraction and Foucault imaging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.11589","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":"sha256:07157585362ce139508affd15f02569cd938a97e25351aec1700447f8871531e","target":"record","created_at":"2026-07-05T00:57:55Z","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":"fd94b2776066752603ac711199d1efe8cb81ef1ac7386b8ea42593ace259490f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-04-24T08:04:51Z","title_canon_sha256":"8ce69e757aebc30715d7ab872e69b34f0d77c0cabece19483f40e70be67fd611"},"schema_version":"1.0","source":{"id":"2004.11589","kind":"arxiv","version":1}},"canonical_sha256":"d427aa6c78757c693458a185877fe0ada54d012fe9836f902fb2563a02b2657a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d427aa6c78757c693458a185877fe0ada54d012fe9836f902fb2563a02b2657a","first_computed_at":"2026-07-05T00:57:55.535065Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:57:55.535065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0svlUyc8rlZNPWnpfSZaWlUi/cE7itWTo//e6n/79VzTv19xvZT8OgG2B0NYVXdwf22Wz9EUa64f18X0sc5wBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:57:55.535701Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.11589","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07157585362ce139508affd15f02569cd938a97e25351aec1700447f8871531e","sha256:021619da1108f16dbe5b73eaf92d955ccea4a85561e000232e8b2c2db16bb8f0"],"state_sha256":"d5caa38674a4d359229b7748e3e1dc8c591cbc23880b5aee255f027a979a0228"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"36O5b6hu9Hf2D3vdGYVTGAJNQcNEirTP4Bn3gDGhw/AKDE9xs4eQ6t1CONR1hd/H86cO8G1nP+TU1xwMo06qCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-27T02:45:19.903072Z","bundle_sha256":"6fe81ea2566955b5ec6db3edf070cb02a78978ffc14acbc9e3926641517c63a1"}}