{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:W44KKJAQFNUWY5P4Y67BH5ZRX4","short_pith_number":"pith:W44KKJAQ","schema_version":"1.0","canonical_sha256":"b738a524102b696c75fcc7be13f731bf0814d8dd12156ffbfa1ff03d6202a91b","source":{"kind":"arxiv","id":"2103.02949","version":1},"attestation_state":"computed","paper":{"title":"Role of magnetic skyrmions for the solution of the shortest path problem","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Anna Giordano, Caterina Ciminelli, Francesca Garesci, Giovanni Finocchio, Giulio Siracusano, Mario Carpentieri, Riccardo Tomasello, Salvatore De Caro","submitted_at":"2021-03-04T11:02:28Z","abstract_excerpt":"Magnetic skyrmions are emerging as key elements of unconventional operations having unique properties such as small size and low current manipulation. In particular, it is possible to design skyrmion-based neurons and synapses for neuromorphic computing in devices where skyrmions move along the current direction (zero skyrmion Hall angle). Here, we show that, for a given graph, skyrmions can be used in optimization problems facing the calculation of the shortest path. Our tests show a solution with the same path length as computed with Algorithm. In addition, we also discuss how skyrmions act "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2103.02949","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-03-04T11:02:28Z","cross_cats_sorted":[],"title_canon_sha256":"4c9c25994464672cb606c447f6f6e56809a9558dd6d581c9c086a345322bd825","abstract_canon_sha256":"65fc4c1b86aa75194872e3724ccf23c0ec24ffef00ad6049f6fe6f1ff6a681db"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:37:10.918829Z","signature_b64":"P4qmu1k8+OtKOY3csE6AW+/hu51W5j+nYzqkUjiffDlDiju9sqvot9glwWCCXfoD1iJCw5WZWPCKAKKiRP7tDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b738a524102b696c75fcc7be13f731bf0814d8dd12156ffbfa1ff03d6202a91b","last_reissued_at":"2026-07-05T02:37:10.918341Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:37:10.918341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Role of magnetic skyrmions for the solution of the shortest path problem","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Anna Giordano, Caterina Ciminelli, Francesca Garesci, Giovanni Finocchio, Giulio Siracusano, Mario Carpentieri, Riccardo Tomasello, Salvatore De Caro","submitted_at":"2021-03-04T11:02:28Z","abstract_excerpt":"Magnetic skyrmions are emerging as key elements of unconventional operations having unique properties such as small size and low current manipulation. In particular, it is possible to design skyrmion-based neurons and synapses for neuromorphic computing in devices where skyrmions move along the current direction (zero skyrmion Hall angle). Here, we show that, for a given graph, skyrmions can be used in optimization problems facing the calculation of the shortest path. Our tests show a solution with the same path length as computed with Algorithm. In addition, we also discuss how skyrmions act "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.02949","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/2103.02949/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2103.02949","created_at":"2026-07-05T02:37:10.918401+00:00"},{"alias_kind":"arxiv_version","alias_value":"2103.02949v1","created_at":"2026-07-05T02:37:10.918401+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.02949","created_at":"2026-07-05T02:37:10.918401+00:00"},{"alias_kind":"pith_short_12","alias_value":"W44KKJAQFNUW","created_at":"2026-07-05T02:37:10.918401+00:00"},{"alias_kind":"pith_short_16","alias_value":"W44KKJAQFNUWY5P4","created_at":"2026-07-05T02:37:10.918401+00:00"},{"alias_kind":"pith_short_8","alias_value":"W44KKJAQ","created_at":"2026-07-05T02:37:10.918401+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4","json":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4.json","graph_json":"https://pith.science/api/pith-number/W44KKJAQFNUWY5P4Y67BH5ZRX4/graph.json","events_json":"https://pith.science/api/pith-number/W44KKJAQFNUWY5P4Y67BH5ZRX4/events.json","paper":"https://pith.science/paper/W44KKJAQ"},"agent_actions":{"view_html":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4","download_json":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4.json","view_paper":"https://pith.science/paper/W44KKJAQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2103.02949&json=true","fetch_graph":"https://pith.science/api/pith-number/W44KKJAQFNUWY5P4Y67BH5ZRX4/graph.json","fetch_events":"https://pith.science/api/pith-number/W44KKJAQFNUWY5P4Y67BH5ZRX4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4/action/storage_attestation","attest_author":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4/action/author_attestation","sign_citation":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4/action/citation_signature","submit_replication":"https://pith.science/pith/W44KKJAQFNUWY5P4Y67BH5ZRX4/action/replication_record"}},"created_at":"2026-07-05T02:37:10.918401+00:00","updated_at":"2026-07-05T02:37:10.918401+00:00"}