{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:FZXNKB2K5XAMQVHSCJLED5KFYP","short_pith_number":"pith:FZXNKB2K","canonical_record":{"source":{"id":"1504.03286","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-04-13T18:21:21Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"4b209af6c254475a334b2dc2fa5a59aa30eea4ca97ed8d2549512dd19a7866a7","abstract_canon_sha256":"e562e5d68f26fbd775c6fdd0c497c04c921f261ee475429aa1bd10272dd4f098"},"schema_version":"1.0"},"canonical_sha256":"2e6ed5074aedc0c854f2125641f545c3de1a944b93033ff1d609b5391d8eada1","source":{"kind":"arxiv","id":"1504.03286","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.03286","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"arxiv_version","alias_value":"1504.03286v2","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.03286","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"pith_short_12","alias_value":"FZXNKB2K5XAM","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"FZXNKB2K5XAMQVHS","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"FZXNKB2K","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:FZXNKB2K5XAMQVHSCJLED5KFYP","target":"record","payload":{"canonical_record":{"source":{"id":"1504.03286","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-04-13T18:21:21Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"4b209af6c254475a334b2dc2fa5a59aa30eea4ca97ed8d2549512dd19a7866a7","abstract_canon_sha256":"e562e5d68f26fbd775c6fdd0c497c04c921f261ee475429aa1bd10272dd4f098"},"schema_version":"1.0"},"canonical_sha256":"2e6ed5074aedc0c854f2125641f545c3de1a944b93033ff1d609b5391d8eada1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:37.604500Z","signature_b64":"QxSr+e/G+u/RdwbLdnt+HyMPj8ZLREDgoHSXMo1LGXRzkro6eCvmCAETWJjE9IXEJYqtmtQzl86HP+PQmjbHAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e6ed5074aedc0c854f2125641f545c3de1a944b93033ff1d609b5391d8eada1","last_reissued_at":"2026-05-18T01:17:37.603760Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:37.603760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.03286","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":"2026-05-18T01:17:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ywT7WQGzvyI0jvSr/QtTC8iMNPov2XHkU+B5+WJOeTstqjaMICZr4tUjszaAyfjc4psIBJ+7uCDkoHPt1HHCCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:02:52.868423Z"},"content_sha256":"7ad06ebe9b4e59bb8d46183fbfe17fe7d06fc74dca2c4a60378c7f9e37f11d90","schema_version":"1.0","event_id":"sha256:7ad06ebe9b4e59bb8d46183fbfe17fe7d06fc74dca2c4a60378c7f9e37f11d90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:FZXNKB2K5XAMQVHSCJLED5KFYP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum oscillations of the critical current and high-field superconducting proximity in ballistic graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. K. Geim, A. Mishchenko, A. V. Kretinin, C. R. Woods, J. R. Prance, K. S. Novoselov, K. Watanabe, M. Ben Shalom, M. J. Zhu, T. Taniguchi, V. I. Fal'ko","submitted_at":"2015-04-13T18:21:21Z","abstract_excerpt":"Graphene-based Josephson junctions provide a novel platform for studying the proximity effect due to graphene's unique electronic spectrum and the possibility to tune junction properties by gate voltage. Here we describe graphene junctions with a mean free path of several micrometres, low contact resistance and large supercurrents. Such devices exhibit pronounced Fabry-P\\'erot oscillations not only in the normal-state resistance but also in the critical current. The proximity effect is mostly suppressed in magnetic fields below 10mT, showing the conventional Fraunhofer pattern. Unexpectedly, s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.03286","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":"2026-05-18T01:17:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8t5ovEnwivldIJSll+YAEG7uOpsoFpfROhQbIyOFzz9zS+439ZjeJCzm12jewMATTLeSwZevCK/THpWdqzwFAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:02:52.868782Z"},"content_sha256":"32e82ab7d1dccb9406f785f2d7f6030f78fa4fdd506570f679dec20603c9c7ef","schema_version":"1.0","event_id":"sha256:32e82ab7d1dccb9406f785f2d7f6030f78fa4fdd506570f679dec20603c9c7ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/bundle.json","state_url":"https://pith.science/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/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":"2026-06-02T02:02:52Z","links":{"resolver":"https://pith.science/pith/FZXNKB2K5XAMQVHSCJLED5KFYP","bundle":"https://pith.science/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/bundle.json","state":"https://pith.science/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FZXNKB2K5XAMQVHSCJLED5KFYP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:FZXNKB2K5XAMQVHSCJLED5KFYP","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":"e562e5d68f26fbd775c6fdd0c497c04c921f261ee475429aa1bd10272dd4f098","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-04-13T18:21:21Z","title_canon_sha256":"4b209af6c254475a334b2dc2fa5a59aa30eea4ca97ed8d2549512dd19a7866a7"},"schema_version":"1.0","source":{"id":"1504.03286","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.03286","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"arxiv_version","alias_value":"1504.03286v2","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.03286","created_at":"2026-05-18T01:17:37Z"},{"alias_kind":"pith_short_12","alias_value":"FZXNKB2K5XAM","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"FZXNKB2K5XAMQVHS","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"FZXNKB2K","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:32e82ab7d1dccb9406f785f2d7f6030f78fa4fdd506570f679dec20603c9c7ef","target":"graph","created_at":"2026-05-18T01:17:37Z","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":"Graphene-based Josephson junctions provide a novel platform for studying the proximity effect due to graphene's unique electronic spectrum and the possibility to tune junction properties by gate voltage. Here we describe graphene junctions with a mean free path of several micrometres, low contact resistance and large supercurrents. Such devices exhibit pronounced Fabry-P\\'erot oscillations not only in the normal-state resistance but also in the critical current. The proximity effect is mostly suppressed in magnetic fields below 10mT, showing the conventional Fraunhofer pattern. Unexpectedly, s","authors_text":"A. K. Geim, A. Mishchenko, A. V. Kretinin, C. R. Woods, J. R. Prance, K. S. Novoselov, K. Watanabe, M. Ben Shalom, M. J. Zhu, T. Taniguchi, V. I. Fal'ko","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-04-13T18:21:21Z","title":"Quantum oscillations of the critical current and high-field superconducting proximity in ballistic graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.03286","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":"sha256:7ad06ebe9b4e59bb8d46183fbfe17fe7d06fc74dca2c4a60378c7f9e37f11d90","target":"record","created_at":"2026-05-18T01:17:37Z","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":"e562e5d68f26fbd775c6fdd0c497c04c921f261ee475429aa1bd10272dd4f098","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-04-13T18:21:21Z","title_canon_sha256":"4b209af6c254475a334b2dc2fa5a59aa30eea4ca97ed8d2549512dd19a7866a7"},"schema_version":"1.0","source":{"id":"1504.03286","kind":"arxiv","version":2}},"canonical_sha256":"2e6ed5074aedc0c854f2125641f545c3de1a944b93033ff1d609b5391d8eada1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e6ed5074aedc0c854f2125641f545c3de1a944b93033ff1d609b5391d8eada1","first_computed_at":"2026-05-18T01:17:37.603760Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:37.603760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QxSr+e/G+u/RdwbLdnt+HyMPj8ZLREDgoHSXMo1LGXRzkro6eCvmCAETWJjE9IXEJYqtmtQzl86HP+PQmjbHAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:37.604500Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.03286","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ad06ebe9b4e59bb8d46183fbfe17fe7d06fc74dca2c4a60378c7f9e37f11d90","sha256:32e82ab7d1dccb9406f785f2d7f6030f78fa4fdd506570f679dec20603c9c7ef"],"state_sha256":"56d3c8840bd2d11f4472afd2dd599db703f4c7917f8057b9f46d731caeec9f10"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"04cgJReg4/g8/nPdmX6InuGbvS9KcYOOb2SzDAUutjOOeTh5ftSIX7BJlLpBhGH5mIUhVuSaOq/rhCfBS7ZbCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T02:02:52.870695Z","bundle_sha256":"2a69336516b59b232876af2dd65b66336205257ad1ec74d8362cd19b27008178"}}