{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YPQRKNKUFTJUY3XGKG52J5P3DF","short_pith_number":"pith:YPQRKNKU","canonical_record":{"source":{"id":"1406.6802","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-06-26T08:26:46Z","cross_cats_sorted":[],"title_canon_sha256":"cdcdec844997dcb4d303997964ac9865324a74dbf9396c13f6aeaa860934fc4f","abstract_canon_sha256":"eecee11f0565d50f53b64c8fb06271b9e4d537c28eeee53c226295c92074c4c5"},"schema_version":"1.0"},"canonical_sha256":"c3e11535542cd34c6ee651bba4f5fb196d2725cfffefed12bbb2d3712809b06f","source":{"kind":"arxiv","id":"1406.6802","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.6802","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"arxiv_version","alias_value":"1406.6802v1","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.6802","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"pith_short_12","alias_value":"YPQRKNKUFTJU","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YPQRKNKUFTJUY3XG","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YPQRKNKU","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YPQRKNKUFTJUY3XGKG52J5P3DF","target":"record","payload":{"canonical_record":{"source":{"id":"1406.6802","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-06-26T08:26:46Z","cross_cats_sorted":[],"title_canon_sha256":"cdcdec844997dcb4d303997964ac9865324a74dbf9396c13f6aeaa860934fc4f","abstract_canon_sha256":"eecee11f0565d50f53b64c8fb06271b9e4d537c28eeee53c226295c92074c4c5"},"schema_version":"1.0"},"canonical_sha256":"c3e11535542cd34c6ee651bba4f5fb196d2725cfffefed12bbb2d3712809b06f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:25:47.239007Z","signature_b64":"3S4j5ejBLFnwlsm1Be0rBXq4hJQSOxXR/H//ObHw5jPt5V/nChYD46w6rl25Up67bt/AoUNc+9n3T8Ok6PyWAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c3e11535542cd34c6ee651bba4f5fb196d2725cfffefed12bbb2d3712809b06f","last_reissued_at":"2026-05-18T02:25:47.238360Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:25:47.238360Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.6802","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":"2026-05-18T02:25:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dn1i9xSz0tN03qdqdYqCySdfJh1XqAdOyWQfHY7e4hxZr2KeMAlroRxIzOtxGvCrHCmCFgqeb8aRfprXg9HmBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T01:51:08.850473Z"},"content_sha256":"259d8bf1d0c85d0369dbdf6300e111dd79067de79a79418986966462dab36a10","schema_version":"1.0","event_id":"sha256:259d8bf1d0c85d0369dbdf6300e111dd79067de79a79418986966462dab36a10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YPQRKNKUFTJUY3XGKG52J5P3DF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Weber blockade in superconducting nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Atikur Rahman, Benjamin Leith, Nikolaus Hartman, Nina Markovic, Tyler Morgan-Wall","submitted_at":"2014-06-26T08:26:46Z","abstract_excerpt":"We have measured the critical current as a function of magnetic field in short and narrow superconducting aluminum nanowires. In the range of magnetic fields in which vortices can enter a nanowire in a single row, we find regular oscillations of the critical current as a function of magnetic field. The oscillations are found to correspond to adding a single vortex to the nanowire, with the number of vortices on the nanowire staying constant within each period of the oscillation. This effect can be thought of as a Weber blockade, and the nanowires act as quantum dots for vortices, analogous to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.6802","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":"2026-05-18T02:25:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4CM5pNeZYpbwEjkRle8n+LIxGMzb/JF5B/aJnpp0hlClbO2tjnJtsE1QWKkHQuJ1NA8DZGb7GoF4h+KH+YlmAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T01:51:08.850812Z"},"content_sha256":"cb6f29350f553d8a9e4a8ed129acf75260a0664761fa4a1fbcf7f7a7eb42af92","schema_version":"1.0","event_id":"sha256:cb6f29350f553d8a9e4a8ed129acf75260a0664761fa4a1fbcf7f7a7eb42af92"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/bundle.json","state_url":"https://pith.science/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/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":"2026-06-24T01:51:08Z","links":{"resolver":"https://pith.science/pith/YPQRKNKUFTJUY3XGKG52J5P3DF","bundle":"https://pith.science/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/bundle.json","state":"https://pith.science/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YPQRKNKUFTJUY3XGKG52J5P3DF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YPQRKNKUFTJUY3XGKG52J5P3DF","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":"eecee11f0565d50f53b64c8fb06271b9e4d537c28eeee53c226295c92074c4c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-06-26T08:26:46Z","title_canon_sha256":"cdcdec844997dcb4d303997964ac9865324a74dbf9396c13f6aeaa860934fc4f"},"schema_version":"1.0","source":{"id":"1406.6802","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.6802","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"arxiv_version","alias_value":"1406.6802v1","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.6802","created_at":"2026-05-18T02:25:47Z"},{"alias_kind":"pith_short_12","alias_value":"YPQRKNKUFTJU","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YPQRKNKUFTJUY3XG","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YPQRKNKU","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:cb6f29350f553d8a9e4a8ed129acf75260a0664761fa4a1fbcf7f7a7eb42af92","target":"graph","created_at":"2026-05-18T02:25:47Z","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 have measured the critical current as a function of magnetic field in short and narrow superconducting aluminum nanowires. In the range of magnetic fields in which vortices can enter a nanowire in a single row, we find regular oscillations of the critical current as a function of magnetic field. The oscillations are found to correspond to adding a single vortex to the nanowire, with the number of vortices on the nanowire staying constant within each period of the oscillation. This effect can be thought of as a Weber blockade, and the nanowires act as quantum dots for vortices, analogous to ","authors_text":"Atikur Rahman, Benjamin Leith, Nikolaus Hartman, Nina Markovic, Tyler Morgan-Wall","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-06-26T08:26:46Z","title":"Weber blockade in superconducting nanowires"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.6802","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":"sha256:259d8bf1d0c85d0369dbdf6300e111dd79067de79a79418986966462dab36a10","target":"record","created_at":"2026-05-18T02:25:47Z","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":"eecee11f0565d50f53b64c8fb06271b9e4d537c28eeee53c226295c92074c4c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-06-26T08:26:46Z","title_canon_sha256":"cdcdec844997dcb4d303997964ac9865324a74dbf9396c13f6aeaa860934fc4f"},"schema_version":"1.0","source":{"id":"1406.6802","kind":"arxiv","version":1}},"canonical_sha256":"c3e11535542cd34c6ee651bba4f5fb196d2725cfffefed12bbb2d3712809b06f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c3e11535542cd34c6ee651bba4f5fb196d2725cfffefed12bbb2d3712809b06f","first_computed_at":"2026-05-18T02:25:47.238360Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:25:47.238360Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3S4j5ejBLFnwlsm1Be0rBXq4hJQSOxXR/H//ObHw5jPt5V/nChYD46w6rl25Up67bt/AoUNc+9n3T8Ok6PyWAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:25:47.239007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.6802","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:259d8bf1d0c85d0369dbdf6300e111dd79067de79a79418986966462dab36a10","sha256:cb6f29350f553d8a9e4a8ed129acf75260a0664761fa4a1fbcf7f7a7eb42af92"],"state_sha256":"3ad6b12a410807a12710f0946ce780ba993c1af5efe4ea7cf028855e0c17ee57"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Uzt3vKV4YZy1lpnQiG0QRsbecuiCNs4y7QI9Ls102vyLt3QMQ14P5Kg3K2gHQ+NQVPTBTjowCnPHCTn4PUS1Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T01:51:08.852772Z","bundle_sha256":"5551e995b1c58adff95f8088952a8b6e6f284f6cfb56f14e91d8f744d5b3a1b8"}}