{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:LZJD6LKE7ZHEQBUFP6PFMYP6DW","short_pith_number":"pith:LZJD6LKE","canonical_record":{"source":{"id":"2405.14695","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-23T15:31:13Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"2b1033adf552b28f5925e2a5115fa242c6c9dabd993d3431c7650facd6963ffc","abstract_canon_sha256":"c6001de7eb2d37c49e37b59e8814a10fe5d6c6d700fcc9f9ef2837be59309772"},"schema_version":"1.0"},"canonical_sha256":"5e523f2d44fe4e4806857f9e5661fe1d85f600b520b10318d2bc739c78d7ab5d","source":{"kind":"arxiv","id":"2405.14695","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.14695","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"arxiv_version","alias_value":"2405.14695v2","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.14695","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_12","alias_value":"LZJD6LKE7ZHE","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_16","alias_value":"LZJD6LKE7ZHEQBUF","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_8","alias_value":"LZJD6LKE","created_at":"2026-07-05T08:32:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:LZJD6LKE7ZHEQBUFP6PFMYP6DW","target":"record","payload":{"canonical_record":{"source":{"id":"2405.14695","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-23T15:31:13Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"2b1033adf552b28f5925e2a5115fa242c6c9dabd993d3431c7650facd6963ffc","abstract_canon_sha256":"c6001de7eb2d37c49e37b59e8814a10fe5d6c6d700fcc9f9ef2837be59309772"},"schema_version":"1.0"},"canonical_sha256":"5e523f2d44fe4e4806857f9e5661fe1d85f600b520b10318d2bc739c78d7ab5d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:32:41.140815Z","signature_b64":"b7vy3rlAmNphW8IHDUkh/E9gpnIm4nRAbl2KQHx5DG7Dhe+esQ2Q3ibJOe8WuoT24AQj8qiY+juW9B6uCfo+Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e523f2d44fe4e4806857f9e5661fe1d85f600b520b10318d2bc739c78d7ab5d","last_reissued_at":"2026-07-05T08:32:41.140305Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:32:41.140305Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.14695","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":"2026-07-05T08:32:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rb92Y46gH0sNEt+xLIFLrX77EysSV/HygaKvQxQTPc/Z2Ot1SHC4M1czvqEHroL41Oe7mKIPaGasSoDELJPHAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:09:38.312030Z"},"content_sha256":"0ca5d72c9ce59c8a53baf9eb0ceeea3c6e42dc8ece1d4b50f7d21f2cb2d232a6","schema_version":"1.0","event_id":"sha256:0ca5d72c9ce59c8a53baf9eb0ceeea3c6e42dc8ece1d4b50f7d21f2cb2d232a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:LZJD6LKE7ZHEQBUFP6PFMYP6DW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gate- and flux-tunable sin(2$\\varphi$) Josephson element with proximitized Ge-based junctions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mes-hall","authors_text":"Axel Leblanc, Boris Brun, Chotivut Tangchingchai, Elyjah Kiyooka, Etienne Dumur, Francois Lefloch, Frederic Gustavo, Jean-Luc Thomassin, Jean-Michel Hartmann, Romain Maurand, Silvano De Franceschi, Simon Zihlmann, Vivien Schmitt, Zahra Sadre Momtaz","submitted_at":"2024-05-23T15:31:13Z","abstract_excerpt":"Hybrid superconductor-semiconductor Josephson field-effect transistors (JoFETs) function as Josephson junctions with a gate-tunable critical current. Additionally, they can feature a non-sinusoidal current-phase relation (CPR) containing multiple harmonics of the superconducting phase difference, a so-far underutilized property. In this work, we exploit this multi-harmonicity to create a Josephson circuit element with an almost perfectly $\\pi$-periodic CPR, indicative of a largely dominant charge-4e supercurrent transport. Such a Josephson element was recently proposed as the basic building bl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.14695","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.14695/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:32:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WLkWhyOM9+X6f1g3t/HS8cK/Mt9/zlAXenvDzfPp7ALb96mg60Ln3yDVTNdE1fGEsB22RdtdmgG5iHkhK5VpCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:09:38.313105Z"},"content_sha256":"581dcb6f610ed72fbe6a3d11d3998cb369e9e9a2ef2e6558dabe9390730c45f5","schema_version":"1.0","event_id":"sha256:581dcb6f610ed72fbe6a3d11d3998cb369e9e9a2ef2e6558dabe9390730c45f5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/bundle.json","state_url":"https://pith.science/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/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":"2026-08-12T05:09:38Z","links":{"resolver":"https://pith.science/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW","bundle":"https://pith.science/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/bundle.json","state":"https://pith.science/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LZJD6LKE7ZHEQBUFP6PFMYP6DW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:LZJD6LKE7ZHEQBUFP6PFMYP6DW","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":"c6001de7eb2d37c49e37b59e8814a10fe5d6c6d700fcc9f9ef2837be59309772","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-23T15:31:13Z","title_canon_sha256":"2b1033adf552b28f5925e2a5115fa242c6c9dabd993d3431c7650facd6963ffc"},"schema_version":"1.0","source":{"id":"2405.14695","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.14695","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"arxiv_version","alias_value":"2405.14695v2","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.14695","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_12","alias_value":"LZJD6LKE7ZHE","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_16","alias_value":"LZJD6LKE7ZHEQBUF","created_at":"2026-07-05T08:32:41Z"},{"alias_kind":"pith_short_8","alias_value":"LZJD6LKE","created_at":"2026-07-05T08:32:41Z"}],"graph_snapshots":[{"event_id":"sha256:581dcb6f610ed72fbe6a3d11d3998cb369e9e9a2ef2e6558dabe9390730c45f5","target":"graph","created_at":"2026-07-05T08:32:41Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2405.14695/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hybrid superconductor-semiconductor Josephson field-effect transistors (JoFETs) function as Josephson junctions with a gate-tunable critical current. Additionally, they can feature a non-sinusoidal current-phase relation (CPR) containing multiple harmonics of the superconducting phase difference, a so-far underutilized property. In this work, we exploit this multi-harmonicity to create a Josephson circuit element with an almost perfectly $\\pi$-periodic CPR, indicative of a largely dominant charge-4e supercurrent transport. Such a Josephson element was recently proposed as the basic building bl","authors_text":"Axel Leblanc, Boris Brun, Chotivut Tangchingchai, Elyjah Kiyooka, Etienne Dumur, Francois Lefloch, Frederic Gustavo, Jean-Luc Thomassin, Jean-Michel Hartmann, Romain Maurand, Silvano De Franceschi, Simon Zihlmann, Vivien Schmitt, Zahra Sadre Momtaz","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-23T15:31:13Z","title":"Gate- and flux-tunable sin(2$\\varphi$) Josephson element with proximitized Ge-based junctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.14695","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":"sha256:0ca5d72c9ce59c8a53baf9eb0ceeea3c6e42dc8ece1d4b50f7d21f2cb2d232a6","target":"record","created_at":"2026-07-05T08:32:41Z","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":"c6001de7eb2d37c49e37b59e8814a10fe5d6c6d700fcc9f9ef2837be59309772","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-23T15:31:13Z","title_canon_sha256":"2b1033adf552b28f5925e2a5115fa242c6c9dabd993d3431c7650facd6963ffc"},"schema_version":"1.0","source":{"id":"2405.14695","kind":"arxiv","version":2}},"canonical_sha256":"5e523f2d44fe4e4806857f9e5661fe1d85f600b520b10318d2bc739c78d7ab5d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e523f2d44fe4e4806857f9e5661fe1d85f600b520b10318d2bc739c78d7ab5d","first_computed_at":"2026-07-05T08:32:41.140305Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:32:41.140305Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b7vy3rlAmNphW8IHDUkh/E9gpnIm4nRAbl2KQHx5DG7Dhe+esQ2Q3ibJOe8WuoT24AQj8qiY+juW9B6uCfo+Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T08:32:41.140815Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.14695","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ca5d72c9ce59c8a53baf9eb0ceeea3c6e42dc8ece1d4b50f7d21f2cb2d232a6","sha256:581dcb6f610ed72fbe6a3d11d3998cb369e9e9a2ef2e6558dabe9390730c45f5"],"state_sha256":"6b5a430c336ee570eced4ed0cd43cfeee10750d68eebcd23e234682cf520eb9f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J04MAmiH7ZtANZ31V7C8LSvVf+4GzZ1UTJs16HON+IkYRyMXoHRdZyqaMoKa3mt6Sy5803qcGo8CKBqC2GLgCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T05:09:38.323849Z","bundle_sha256":"c062b3f0433087c449070592d907d3c799d9810059de91e037377f3db76579a8"}}