{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:WTFSNW3JZRWX7JCAQX3NJSHINT","short_pith_number":"pith:WTFSNW3J","canonical_record":{"source":{"id":"1402.1996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-02-09T21:56:11Z","cross_cats_sorted":[],"title_canon_sha256":"be820fd9a0122bc4eb23814469fbac4b2b440727121d73872c610e9afec4d2c6","abstract_canon_sha256":"4f1a96c86d24c8e2ff5a8e803c08ed5c6143e7b073dfc5c9f9222ea97724e704"},"schema_version":"1.0"},"canonical_sha256":"b4cb26db69cc6d7fa44085f6d4c8e86ce764deff1b8e915aa70ee985bfc3dd0d","source":{"kind":"arxiv","id":"1402.1996","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.1996","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"arxiv_version","alias_value":"1402.1996v1","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.1996","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"pith_short_12","alias_value":"WTFSNW3JZRWX","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WTFSNW3JZRWX7JCA","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WTFSNW3J","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:WTFSNW3JZRWX7JCAQX3NJSHINT","target":"record","payload":{"canonical_record":{"source":{"id":"1402.1996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-02-09T21:56:11Z","cross_cats_sorted":[],"title_canon_sha256":"be820fd9a0122bc4eb23814469fbac4b2b440727121d73872c610e9afec4d2c6","abstract_canon_sha256":"4f1a96c86d24c8e2ff5a8e803c08ed5c6143e7b073dfc5c9f9222ea97724e704"},"schema_version":"1.0"},"canonical_sha256":"b4cb26db69cc6d7fa44085f6d4c8e86ce764deff1b8e915aa70ee985bfc3dd0d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:53:39.733238Z","signature_b64":"QBeMysHv0YwF739MxVWtNURSoNv2KUoDAs+OF9P4IqIkTSYSKMg9TEmFoef23pPkHJhyrM8DCeXFVU1lKUt7Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4cb26db69cc6d7fa44085f6d4c8e86ce764deff1b8e915aa70ee985bfc3dd0d","last_reissued_at":"2026-05-18T02:53:39.732434Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:53:39.732434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.1996","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":"2026-05-18T02:53:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1Cbut0uksZ4oMD5UM2BA1kBy5E5dWevxFbb9EKmehOvvbX8xc7jbFlQIitO9z6lYTU972Ywe72NH685n6AENAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:43:01.615992Z"},"content_sha256":"91a952f92bcf33c8b9394a00417d282abcbf56da384244d6bed2d82d1e492990","schema_version":"1.0","event_id":"sha256:91a952f92bcf33c8b9394a00417d282abcbf56da384244d6bed2d82d1e492990"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:WTFSNW3JZRWX7JCAQX3NJSHINT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Collapse of superconductivity in a hybrid tin-graphene Josephson junction array","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Adrien Allain, Benjamin Sac\\'ep\\'e, Hadi Arjmandi-Tash, Konstantin Tikhonov, Mikhail Feigelman, Vincent Bouchiat, Zheng Han","submitted_at":"2014-02-09T21:56:11Z","abstract_excerpt":"When a Josephson junction array is built with hybrid superconductor/metal/superconductor junctions, a quantum phase transition from a superconducting to a two-dimensional (2D) metallic ground state is predicted to happen upon increasing the junction normal state resistance. Owing to its surface-exposed 2D electron gas and its gate-tunable charge carrier density, graphene coupled to superconductors is the ideal platform to study the above-mentioned transition between ground states. Here we show that decorating graphene with a sparse and regular array of superconducting nanodisks enables to cont"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.1996","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":"2026-05-18T02:53:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MrJFFFD+wbxvPFULtSS1Ef2b37r/+P5tqeVAAhPRsEXuZO/adm8QYvLaTTmhz0fEWKLqvoqR0sVifpCxEa80DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:43:01.616355Z"},"content_sha256":"3c0de41f26f2dd148f3c697115acd0421b0c6aee420f75c5a5da7bcb7b19faa2","schema_version":"1.0","event_id":"sha256:3c0de41f26f2dd148f3c697115acd0421b0c6aee420f75c5a5da7bcb7b19faa2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/bundle.json","state_url":"https://pith.science/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/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":"2026-05-26T21:43:01Z","links":{"resolver":"https://pith.science/pith/WTFSNW3JZRWX7JCAQX3NJSHINT","bundle":"https://pith.science/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/bundle.json","state":"https://pith.science/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WTFSNW3JZRWX7JCAQX3NJSHINT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:WTFSNW3JZRWX7JCAQX3NJSHINT","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":"4f1a96c86d24c8e2ff5a8e803c08ed5c6143e7b073dfc5c9f9222ea97724e704","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-02-09T21:56:11Z","title_canon_sha256":"be820fd9a0122bc4eb23814469fbac4b2b440727121d73872c610e9afec4d2c6"},"schema_version":"1.0","source":{"id":"1402.1996","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.1996","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"arxiv_version","alias_value":"1402.1996v1","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.1996","created_at":"2026-05-18T02:53:39Z"},{"alias_kind":"pith_short_12","alias_value":"WTFSNW3JZRWX","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WTFSNW3JZRWX7JCA","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WTFSNW3J","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:3c0de41f26f2dd148f3c697115acd0421b0c6aee420f75c5a5da7bcb7b19faa2","target":"graph","created_at":"2026-05-18T02:53:39Z","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":"When a Josephson junction array is built with hybrid superconductor/metal/superconductor junctions, a quantum phase transition from a superconducting to a two-dimensional (2D) metallic ground state is predicted to happen upon increasing the junction normal state resistance. Owing to its surface-exposed 2D electron gas and its gate-tunable charge carrier density, graphene coupled to superconductors is the ideal platform to study the above-mentioned transition between ground states. Here we show that decorating graphene with a sparse and regular array of superconducting nanodisks enables to cont","authors_text":"Adrien Allain, Benjamin Sac\\'ep\\'e, Hadi Arjmandi-Tash, Konstantin Tikhonov, Mikhail Feigelman, Vincent Bouchiat, Zheng Han","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-02-09T21:56:11Z","title":"Collapse of superconductivity in a hybrid tin-graphene Josephson junction array"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.1996","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":"sha256:91a952f92bcf33c8b9394a00417d282abcbf56da384244d6bed2d82d1e492990","target":"record","created_at":"2026-05-18T02:53:39Z","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":"4f1a96c86d24c8e2ff5a8e803c08ed5c6143e7b073dfc5c9f9222ea97724e704","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-02-09T21:56:11Z","title_canon_sha256":"be820fd9a0122bc4eb23814469fbac4b2b440727121d73872c610e9afec4d2c6"},"schema_version":"1.0","source":{"id":"1402.1996","kind":"arxiv","version":1}},"canonical_sha256":"b4cb26db69cc6d7fa44085f6d4c8e86ce764deff1b8e915aa70ee985bfc3dd0d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b4cb26db69cc6d7fa44085f6d4c8e86ce764deff1b8e915aa70ee985bfc3dd0d","first_computed_at":"2026-05-18T02:53:39.732434Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:53:39.732434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QBeMysHv0YwF739MxVWtNURSoNv2KUoDAs+OF9P4IqIkTSYSKMg9TEmFoef23pPkHJhyrM8DCeXFVU1lKUt7Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:53:39.733238Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.1996","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91a952f92bcf33c8b9394a00417d282abcbf56da384244d6bed2d82d1e492990","sha256:3c0de41f26f2dd148f3c697115acd0421b0c6aee420f75c5a5da7bcb7b19faa2"],"state_sha256":"0bd6216b3f35134aae9ce5b2d483c07cae5645cf7cdc2ad6f13c6e07ca3da0c3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2z2I5uCsGEfzmw+K8Fr+Bpm/a0uS1aS/KfdsLhSDJtksnfIHYL+Js4HLM4j6EXElYCeJpznP6weZTHF9h2EADQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T21:43:01.619515Z","bundle_sha256":"a201fcf2e45e7a48c92a8dbe7504f0c881ac5a7301b1ce58bd66dfdfce43192b"}}