{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:E3FQLIPOG4WXYQCRTSOI4LNOSH","short_pith_number":"pith:E3FQLIPO","canonical_record":{"source":{"id":"1603.07882","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-25T11:18:37Z","cross_cats_sorted":[],"title_canon_sha256":"73aa216fb94b80973caa536ada241b4262090172cfa1c222dd3ea704f12b0716","abstract_canon_sha256":"130bb364e091849e709a29928c5f758ab4b1200b911b20b203558dcd73a7ad69"},"schema_version":"1.0"},"canonical_sha256":"26cb05a1ee372d7c40519c9c8e2dae91f542891f8040c50a188ae29a4cd071b2","source":{"kind":"arxiv","id":"1603.07882","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.07882","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"arxiv_version","alias_value":"1603.07882v2","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.07882","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"pith_short_12","alias_value":"E3FQLIPOG4WX","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"E3FQLIPOG4WXYQCR","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"E3FQLIPO","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:E3FQLIPOG4WXYQCRTSOI4LNOSH","target":"record","payload":{"canonical_record":{"source":{"id":"1603.07882","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-25T11:18:37Z","cross_cats_sorted":[],"title_canon_sha256":"73aa216fb94b80973caa536ada241b4262090172cfa1c222dd3ea704f12b0716","abstract_canon_sha256":"130bb364e091849e709a29928c5f758ab4b1200b911b20b203558dcd73a7ad69"},"schema_version":"1.0"},"canonical_sha256":"26cb05a1ee372d7c40519c9c8e2dae91f542891f8040c50a188ae29a4cd071b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:06.146575Z","signature_b64":"jaXxD0cb0ARhiE1fFdzBWhY0q63gSM7kUIvBbVrutQbBQq6EFySFx8WshMHzZKTHLlGkS7Skl7l8MwhfiS/UAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26cb05a1ee372d7c40519c9c8e2dae91f542891f8040c50a188ae29a4cd071b2","last_reissued_at":"2026-05-18T01:10:06.145947Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:06.145947Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.07882","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":"2026-05-18T01:10:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mu+bIoWA3I/hfPXm7ijvSbmX46ZpwQEtTmXczOka45kf7qbFpIFV0Jw+f+u/kUO0TvgR/3sCYmSFEL/80zqHCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T16:59:38.118048Z"},"content_sha256":"bca255cadcf09b47d5d11b3c4c139c12c0f60cbf0c2b76934b3cc12c9cec8ddf","schema_version":"1.0","event_id":"sha256:bca255cadcf09b47d5d11b3c4c139c12c0f60cbf0c2b76934b3cc12c9cec8ddf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:E3FQLIPOG4WXYQCRTSOI4LNOSH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synthesizing Skyrmion Molecules in Fe-Gd Thin Films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"B. J. McMorran, E. E. Fullerton, J. C. T Lee, J. J. Chess, N. Tamura, P. Fischer, S. A. Montoya, S. D. Kevan, S. K. Mishra, S. K. Sinha, S. Roy, X. Shi","submitted_at":"2016-03-25T11:18:37Z","abstract_excerpt":"We show that properly engineered amorphous Fe-Gd alloy thin films with perpendicular magnetic anisotropy exhibit room-temperature skyrmion molecules, or a pair of like-polarity, opposite-helicity skyrmions. Magnetic mirror symmetry planes present in the stripe phase, instead of chiral exchange, determine the internal skyrmion structure and the net achirality of the skyrmion phase. Our study shows that stripe domain engineering in amorphous alloy thin films may enable the creation of skyrmion phases with technologically desirable properties."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.07882","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":""},"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":"2026-05-18T01:10:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Vl5c3cO0vf1b269e8YOszXOHfIK+Ue62FL/YfExEjeIVsJDk28eb5c9BjzN9vMSE+feLDHSGTyhAsTukLDsCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T16:59:38.118567Z"},"content_sha256":"077e807dfcea47617d9d27ffffd7d6253056306081f9dc593cd7d5d2c8257f0d","schema_version":"1.0","event_id":"sha256:077e807dfcea47617d9d27ffffd7d6253056306081f9dc593cd7d5d2c8257f0d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/bundle.json","state_url":"https://pith.science/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/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":"2026-06-20T16:59:38Z","links":{"resolver":"https://pith.science/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH","bundle":"https://pith.science/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/bundle.json","state":"https://pith.science/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E3FQLIPOG4WXYQCRTSOI4LNOSH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:E3FQLIPOG4WXYQCRTSOI4LNOSH","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":"130bb364e091849e709a29928c5f758ab4b1200b911b20b203558dcd73a7ad69","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-25T11:18:37Z","title_canon_sha256":"73aa216fb94b80973caa536ada241b4262090172cfa1c222dd3ea704f12b0716"},"schema_version":"1.0","source":{"id":"1603.07882","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.07882","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"arxiv_version","alias_value":"1603.07882v2","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.07882","created_at":"2026-05-18T01:10:06Z"},{"alias_kind":"pith_short_12","alias_value":"E3FQLIPOG4WX","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"E3FQLIPOG4WXYQCR","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"E3FQLIPO","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:077e807dfcea47617d9d27ffffd7d6253056306081f9dc593cd7d5d2c8257f0d","target":"graph","created_at":"2026-05-18T01:10:06Z","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"},"paper":{"abstract_excerpt":"We show that properly engineered amorphous Fe-Gd alloy thin films with perpendicular magnetic anisotropy exhibit room-temperature skyrmion molecules, or a pair of like-polarity, opposite-helicity skyrmions. Magnetic mirror symmetry planes present in the stripe phase, instead of chiral exchange, determine the internal skyrmion structure and the net achirality of the skyrmion phase. Our study shows that stripe domain engineering in amorphous alloy thin films may enable the creation of skyrmion phases with technologically desirable properties.","authors_text":"B. J. McMorran, E. E. Fullerton, J. C. T Lee, J. J. Chess, N. Tamura, P. Fischer, S. A. Montoya, S. D. Kevan, S. K. Mishra, S. K. Sinha, S. Roy, X. Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-25T11:18:37Z","title":"Synthesizing Skyrmion Molecules in Fe-Gd Thin Films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.07882","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:bca255cadcf09b47d5d11b3c4c139c12c0f60cbf0c2b76934b3cc12c9cec8ddf","target":"record","created_at":"2026-05-18T01:10:06Z","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":"130bb364e091849e709a29928c5f758ab4b1200b911b20b203558dcd73a7ad69","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-25T11:18:37Z","title_canon_sha256":"73aa216fb94b80973caa536ada241b4262090172cfa1c222dd3ea704f12b0716"},"schema_version":"1.0","source":{"id":"1603.07882","kind":"arxiv","version":2}},"canonical_sha256":"26cb05a1ee372d7c40519c9c8e2dae91f542891f8040c50a188ae29a4cd071b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"26cb05a1ee372d7c40519c9c8e2dae91f542891f8040c50a188ae29a4cd071b2","first_computed_at":"2026-05-18T01:10:06.145947Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:06.145947Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jaXxD0cb0ARhiE1fFdzBWhY0q63gSM7kUIvBbVrutQbBQq6EFySFx8WshMHzZKTHLlGkS7Skl7l8MwhfiS/UAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:06.146575Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.07882","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bca255cadcf09b47d5d11b3c4c139c12c0f60cbf0c2b76934b3cc12c9cec8ddf","sha256:077e807dfcea47617d9d27ffffd7d6253056306081f9dc593cd7d5d2c8257f0d"],"state_sha256":"b802137ca11c4624580e7946e2eda48d98c698200bf7e3ee63b2ab3280f98467"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QMfnzSMPxwdukBjnhs3Wr8D4Ri+CfuzOuFKj4F5g89v+8YyB2CngyjqbK+dyG56m57FCamCr/URCQUcLbVd9BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T16:59:38.120687Z","bundle_sha256":"e0c4607b79dd08b19221b35e4bae2c70a3dea85dd402fde3b1fa2afc94fc986e"}}