{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:P2L5WURIW4PEEXKKA4LWHUNQDL","short_pith_number":"pith:P2L5WURI","canonical_record":{"source":{"id":"1106.5819","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-28T22:52:36Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"d9414bd700cc82a3b89f903c1d3234b6bc78bd30ed7abc353cf3751b50d11945","abstract_canon_sha256":"9e1a2f39bd501a95782120e0fdb7e09e8f603373e3eda9acc65a3aa6f5b9b96c"},"schema_version":"1.0"},"canonical_sha256":"7e97db5228b71e425d4a071763d1b01adf0c528251a17c1c5d2367839c1255c9","source":{"kind":"arxiv","id":"1106.5819","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5819","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5819v1","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5819","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"pith_short_12","alias_value":"P2L5WURIW4PE","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"P2L5WURIW4PEEXKK","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"P2L5WURI","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:P2L5WURIW4PEEXKKA4LWHUNQDL","target":"record","payload":{"canonical_record":{"source":{"id":"1106.5819","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-28T22:52:36Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"d9414bd700cc82a3b89f903c1d3234b6bc78bd30ed7abc353cf3751b50d11945","abstract_canon_sha256":"9e1a2f39bd501a95782120e0fdb7e09e8f603373e3eda9acc65a3aa6f5b9b96c"},"schema_version":"1.0"},"canonical_sha256":"7e97db5228b71e425d4a071763d1b01adf0c528251a17c1c5d2367839c1255c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:28.509669Z","signature_b64":"O1fVmt4HhqDmHh7FaaphYGfXFNgzJic/TyIRtkG5wB4uC49Q6u5XSGK0vlbJCJGHhVkDEmfPfXPnO+Ec2IWdBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7e97db5228b71e425d4a071763d1b01adf0c528251a17c1c5d2367839c1255c9","last_reissued_at":"2026-05-18T03:22:28.509171Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:28.509171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.5819","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":"2026-05-18T03:22:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/MylzetDhsWKqWTok0eSd7MX6C0Jsx2L35DeqAXN3/gOXhFCBhsHHkY7/LzAqPoB/o7XM+W7NxQU3T0XXS2GCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:44:01.179807Z"},"content_sha256":"ec17c9b6296f57e8f35ad9e61a0159cceefd839cfd1cb3744c7dcc1c18cf9e9e","schema_version":"1.0","event_id":"sha256:ec17c9b6296f57e8f35ad9e61a0159cceefd839cfd1cb3744c7dcc1c18cf9e9e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:P2L5WURIW4PEEXKKA4LWHUNQDL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Perfect Andreev Reflection of Helical Edge Modes in InAs/GaSb Quantum Wells","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mes-hall","authors_text":"Gerard Sullivan, Ivan Knez, Rui-Rui Du","submitted_at":"2011-06-28T22:52:36Z","abstract_excerpt":"We present an experimental study of inverted InAs/GaSb composite quantum wells in the hybridization regime and contacted by superconducting electrodes. A front gate is used to vary the Fermi level into the mini-gap, where recent experiments indicate existence of helical edge modes [arXiv:1105.0137]. Zero bias dips in differential resistance are observed across the mini-gap, suggesting transport dominated by Andreev reflection processes. Evolution of the mini-gap differential resistance with applied bias as well as measured mini-gap excess current of 150 nA are in good agreement with the predic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5819","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":"2026-05-18T03:22:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3oTnSANaiMOs9nqHqfgWT+8vsOEhXANQItSyDIAu5WakiWDa2/kfFBVpCgxZaUjq/C14Urkp2FtyRjUWHHwFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:44:01.180153Z"},"content_sha256":"34a7a51424ab2f6a16922c4cc0c30da796dfc471758d2718c425f783a0f608fa","schema_version":"1.0","event_id":"sha256:34a7a51424ab2f6a16922c4cc0c30da796dfc471758d2718c425f783a0f608fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/bundle.json","state_url":"https://pith.science/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/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":"2026-05-28T10:44:01Z","links":{"resolver":"https://pith.science/pith/P2L5WURIW4PEEXKKA4LWHUNQDL","bundle":"https://pith.science/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/bundle.json","state":"https://pith.science/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P2L5WURIW4PEEXKKA4LWHUNQDL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:P2L5WURIW4PEEXKKA4LWHUNQDL","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":"9e1a2f39bd501a95782120e0fdb7e09e8f603373e3eda9acc65a3aa6f5b9b96c","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-28T22:52:36Z","title_canon_sha256":"d9414bd700cc82a3b89f903c1d3234b6bc78bd30ed7abc353cf3751b50d11945"},"schema_version":"1.0","source":{"id":"1106.5819","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5819","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5819v1","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5819","created_at":"2026-05-18T03:22:28Z"},{"alias_kind":"pith_short_12","alias_value":"P2L5WURIW4PE","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"P2L5WURIW4PEEXKK","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"P2L5WURI","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:34a7a51424ab2f6a16922c4cc0c30da796dfc471758d2718c425f783a0f608fa","target":"graph","created_at":"2026-05-18T03:22:28Z","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 present an experimental study of inverted InAs/GaSb composite quantum wells in the hybridization regime and contacted by superconducting electrodes. A front gate is used to vary the Fermi level into the mini-gap, where recent experiments indicate existence of helical edge modes [arXiv:1105.0137]. Zero bias dips in differential resistance are observed across the mini-gap, suggesting transport dominated by Andreev reflection processes. Evolution of the mini-gap differential resistance with applied bias as well as measured mini-gap excess current of 150 nA are in good agreement with the predic","authors_text":"Gerard Sullivan, Ivan Knez, Rui-Rui Du","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-28T22:52:36Z","title":"Perfect Andreev Reflection of Helical Edge Modes in InAs/GaSb Quantum Wells"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5819","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:ec17c9b6296f57e8f35ad9e61a0159cceefd839cfd1cb3744c7dcc1c18cf9e9e","target":"record","created_at":"2026-05-18T03:22:28Z","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":"9e1a2f39bd501a95782120e0fdb7e09e8f603373e3eda9acc65a3aa6f5b9b96c","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-28T22:52:36Z","title_canon_sha256":"d9414bd700cc82a3b89f903c1d3234b6bc78bd30ed7abc353cf3751b50d11945"},"schema_version":"1.0","source":{"id":"1106.5819","kind":"arxiv","version":1}},"canonical_sha256":"7e97db5228b71e425d4a071763d1b01adf0c528251a17c1c5d2367839c1255c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7e97db5228b71e425d4a071763d1b01adf0c528251a17c1c5d2367839c1255c9","first_computed_at":"2026-05-18T03:22:28.509171Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:22:28.509171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O1fVmt4HhqDmHh7FaaphYGfXFNgzJic/TyIRtkG5wB4uC49Q6u5XSGK0vlbJCJGHhVkDEmfPfXPnO+Ec2IWdBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:22:28.509669Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.5819","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec17c9b6296f57e8f35ad9e61a0159cceefd839cfd1cb3744c7dcc1c18cf9e9e","sha256:34a7a51424ab2f6a16922c4cc0c30da796dfc471758d2718c425f783a0f608fa"],"state_sha256":"73430459ecb85f34a345ec50802299b20360ed0081d8031d720e1ad28da4b71f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SLQ6U88NkeMDg+/PlB/MqHKoJGZhkTOl/TIcCl58TAg5BEU20yOryUKUyidgOrGCe2UBu8KNdoQjY1mi2XiCCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T10:44:01.182145Z","bundle_sha256":"3fbf18080b927eba9f6cc570830f990366bf145eb3527cc510f2c3958746f583"}}