{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:V7WONNWTKRW4MYGZOUIW27GBKB","short_pith_number":"pith:V7WONNWT","canonical_record":{"source":{"id":"1502.05065","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-17T21:31:19Z","cross_cats_sorted":[],"title_canon_sha256":"8a496784558f6ea11109540d40c67f37a0876512c8ee98ef1d5476ec0235d8b2","abstract_canon_sha256":"09425321bc0528ca57d636186274d12fe79780da244ca5cca9ef9b3cf86c71b1"},"schema_version":"1.0"},"canonical_sha256":"afece6b6d3546dc660d975116d7cc1504b4ac042df44a3405c3138683d8ec2ca","source":{"kind":"arxiv","id":"1502.05065","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.05065","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"arxiv_version","alias_value":"1502.05065v1","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.05065","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"pith_short_12","alias_value":"V7WONNWTKRW4","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"V7WONNWTKRW4MYGZ","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"V7WONNWT","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:V7WONNWTKRW4MYGZOUIW27GBKB","target":"record","payload":{"canonical_record":{"source":{"id":"1502.05065","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-17T21:31:19Z","cross_cats_sorted":[],"title_canon_sha256":"8a496784558f6ea11109540d40c67f37a0876512c8ee98ef1d5476ec0235d8b2","abstract_canon_sha256":"09425321bc0528ca57d636186274d12fe79780da244ca5cca9ef9b3cf86c71b1"},"schema_version":"1.0"},"canonical_sha256":"afece6b6d3546dc660d975116d7cc1504b4ac042df44a3405c3138683d8ec2ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:53.106516Z","signature_b64":"muUuA9Wpn8LM15LAgyWdk0UyP3dBdkEByZilHqfGCqh65JTRI5XfWfDU0uRhiKoiGEx2aYraU9mqQ27h+vuEBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afece6b6d3546dc660d975116d7cc1504b4ac042df44a3405c3138683d8ec2ca","last_reissued_at":"2026-05-18T01:15:53.106060Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:53.106060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.05065","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":"2026-05-18T01:15:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IFbKd1obw2fsVM8HkZTrbk3ZkySuwm//QnVseQ8rgSSG8gC4+lyDJ+VvnloO5JUgy3FzigyQX96Eyp7mdY4DAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:06:02.307291Z"},"content_sha256":"b54551a23e306d3a0e094bdb5dca6382e9720c9eafad99999f80cdd2f80cfa94","schema_version":"1.0","event_id":"sha256:b54551a23e306d3a0e094bdb5dca6382e9720c9eafad99999f80cdd2f80cfa94"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:V7WONNWTKRW4MYGZOUIW27GBKB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Method for finding mechanism and activation energy of magnetic transitions, applied to skyrmion and antivortex annihilation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hannes J\\'onsson, Pavel F. Bessarab, Valery M. Uzdin","submitted_at":"2015-02-17T21:31:19Z","abstract_excerpt":"A method for finding minimum energy paths of transitions in magnetic systems is presented and used to determine the mechanism and estimate the activation energy of skyrmion and antivortex annihiliation in nano-systems. The path is optimized with respect to orientation of the magnetic vectors while their magnitudes are fixed or obtained from separate calculations. The curvature of the configuration space is taken into account by: (1) using geodesics to evaluate distances and displacements of the system during the optimization, and (2) projecting the path tangent and the magnetic force on the ta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.05065","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":""},"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":"2026-05-18T01:15:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vthf4ALv+ej+ZdoGrtPUAEh8cSAnjd2MkJ7NaxxNMLSydTSNrgLOS98SzzWw+PmepjU3NF/NSG/0RVADi9KRDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:06:02.307638Z"},"content_sha256":"5ececb60d8f39833560d10aa42c5c7fd9657b059981a8cd69e15b348a0cc77e9","schema_version":"1.0","event_id":"sha256:5ececb60d8f39833560d10aa42c5c7fd9657b059981a8cd69e15b348a0cc77e9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V7WONNWTKRW4MYGZOUIW27GBKB/bundle.json","state_url":"https://pith.science/pith/V7WONNWTKRW4MYGZOUIW27GBKB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V7WONNWTKRW4MYGZOUIW27GBKB/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":"2026-06-02T08:06:02Z","links":{"resolver":"https://pith.science/pith/V7WONNWTKRW4MYGZOUIW27GBKB","bundle":"https://pith.science/pith/V7WONNWTKRW4MYGZOUIW27GBKB/bundle.json","state":"https://pith.science/pith/V7WONNWTKRW4MYGZOUIW27GBKB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V7WONNWTKRW4MYGZOUIW27GBKB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:V7WONNWTKRW4MYGZOUIW27GBKB","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":"09425321bc0528ca57d636186274d12fe79780da244ca5cca9ef9b3cf86c71b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-17T21:31:19Z","title_canon_sha256":"8a496784558f6ea11109540d40c67f37a0876512c8ee98ef1d5476ec0235d8b2"},"schema_version":"1.0","source":{"id":"1502.05065","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.05065","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"arxiv_version","alias_value":"1502.05065v1","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.05065","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"pith_short_12","alias_value":"V7WONNWTKRW4","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"V7WONNWTKRW4MYGZ","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"V7WONNWT","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:5ececb60d8f39833560d10aa42c5c7fd9657b059981a8cd69e15b348a0cc77e9","target":"graph","created_at":"2026-05-18T01:15:53Z","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":"A method for finding minimum energy paths of transitions in magnetic systems is presented and used to determine the mechanism and estimate the activation energy of skyrmion and antivortex annihiliation in nano-systems. The path is optimized with respect to orientation of the magnetic vectors while their magnitudes are fixed or obtained from separate calculations. The curvature of the configuration space is taken into account by: (1) using geodesics to evaluate distances and displacements of the system during the optimization, and (2) projecting the path tangent and the magnetic force on the ta","authors_text":"Hannes J\\'onsson, Pavel F. Bessarab, Valery M. Uzdin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-17T21:31:19Z","title":"Method for finding mechanism and activation energy of magnetic transitions, applied to skyrmion and antivortex annihilation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.05065","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:b54551a23e306d3a0e094bdb5dca6382e9720c9eafad99999f80cdd2f80cfa94","target":"record","created_at":"2026-05-18T01:15:53Z","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":"09425321bc0528ca57d636186274d12fe79780da244ca5cca9ef9b3cf86c71b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-17T21:31:19Z","title_canon_sha256":"8a496784558f6ea11109540d40c67f37a0876512c8ee98ef1d5476ec0235d8b2"},"schema_version":"1.0","source":{"id":"1502.05065","kind":"arxiv","version":1}},"canonical_sha256":"afece6b6d3546dc660d975116d7cc1504b4ac042df44a3405c3138683d8ec2ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afece6b6d3546dc660d975116d7cc1504b4ac042df44a3405c3138683d8ec2ca","first_computed_at":"2026-05-18T01:15:53.106060Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:53.106060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"muUuA9Wpn8LM15LAgyWdk0UyP3dBdkEByZilHqfGCqh65JTRI5XfWfDU0uRhiKoiGEx2aYraU9mqQ27h+vuEBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:53.106516Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.05065","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b54551a23e306d3a0e094bdb5dca6382e9720c9eafad99999f80cdd2f80cfa94","sha256:5ececb60d8f39833560d10aa42c5c7fd9657b059981a8cd69e15b348a0cc77e9"],"state_sha256":"d1cbb7cdfe91244ec5f18aa0b55600f868bc14971bcce10a41453fb8641321fb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jiKqgao9teZ51nXDeCxQZzduHSx66TRsO4BQ/8tGZdGyvOXRw/qoQGR+M8kNW+txEzgqu4rT18JvlNzFbMEBAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T08:06:02.309370Z","bundle_sha256":"d1cc455f26a4fb62f77def1b25d50e6e54136e7c9d451825efb18331c76a23df"}}