{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:LWMI4CFTBDNHMX5W6CSIA4JWWV","short_pith_number":"pith:LWMI4CFT","canonical_record":{"source":{"id":"2207.09235","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-07-19T12:47:11Z","cross_cats_sorted":[],"title_canon_sha256":"a7175dc664abc1f65aa4191b3695993198664cbc62ec1b6dac75632fa432a630","abstract_canon_sha256":"5e1c996e6aaf77507f29f930790e4c83287c4f9189ebb670637d5d1844ee062c"},"schema_version":"1.0"},"canonical_sha256":"5d988e08b308da765fb6f0a4807136b569a5e8acb506f3896648077f556b30c1","source":{"kind":"arxiv","id":"2207.09235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.09235","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"arxiv_version","alias_value":"2207.09235v1","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.09235","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_12","alias_value":"LWMI4CFTBDNH","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_16","alias_value":"LWMI4CFTBDNHMX5W","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_8","alias_value":"LWMI4CFT","created_at":"2026-07-05T04:55:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:LWMI4CFTBDNHMX5W6CSIA4JWWV","target":"record","payload":{"canonical_record":{"source":{"id":"2207.09235","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-07-19T12:47:11Z","cross_cats_sorted":[],"title_canon_sha256":"a7175dc664abc1f65aa4191b3695993198664cbc62ec1b6dac75632fa432a630","abstract_canon_sha256":"5e1c996e6aaf77507f29f930790e4c83287c4f9189ebb670637d5d1844ee062c"},"schema_version":"1.0"},"canonical_sha256":"5d988e08b308da765fb6f0a4807136b569a5e8acb506f3896648077f556b30c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:55:04.286212Z","signature_b64":"gSVaUI4xxgwSK+eeYcQ7td2tvFhbMqCZxnjDl8QWUxwvNVZ2lAEq2oNKjOq03GY66kT5rQlEUlHr6XUfy5uzDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d988e08b308da765fb6f0a4807136b569a5e8acb506f3896648077f556b30c1","last_reissued_at":"2026-07-05T04:55:04.285704Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:55:04.285704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.09235","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":"2026-07-05T04:55:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z3vU7Xqe8cL3tmXYROGHxTg5+YC2jcPEI0n0rAKlgVtvDnXSrU1EzsfPAmlMoHtotq7RA7whnRn0d+XdE2A8Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T15:10:22.620791Z"},"content_sha256":"1e016000f2a312b1a1eb367557e796ea9a31cc349c86a17ced27a910f0cede33","schema_version":"1.0","event_id":"sha256:1e016000f2a312b1a1eb367557e796ea9a31cc349c86a17ced27a910f0cede33"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:LWMI4CFTBDNHMX5W6CSIA4JWWV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Controlled quantum dot array segmentation via a highly tunable interdot tunnel coupling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andreas D. Wieck, Arne Ludwig, Baptiste Jadot, Christopher B\\\"auerle, Emmanuel Chanrion, Martin Nurizzo, Matias Urdampilleta, Matthieu Dartiailh, Pierre-Andr\\'e Mortemousque, Tristan Meunier, Vivien Thiney","submitted_at":"2022-07-19T12:47:11Z","abstract_excerpt":"Recent demonstrations using electron spins stored in quantum dots array as qubits are promising for developing a scalable quantum computing platform. An ongoing effort is therefore aiming at the precise control of the quantum dots parameters in larger and larger arrays which represents a complex challenge. Partitioning of the system with the help of the inter-dot tunnel barriers can lead to a simplification for tuning and offers a protection against unwanted charge displacement. In a triple quantum dot system, we demonstrate a nanosecond control of the inter-dot tunnel rate permitting to reach"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.09235","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2207.09235/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":"2026-07-05T04:55:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"an/tUt909XsfKOUlC5N1vhSFz4B3CcjEkrAqbDqx4+46OGOk3RqG2jVeXmePwb9GpJ7a4utw6L2HnPVPbp0qBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T15:10:22.621163Z"},"content_sha256":"d6bee5270e1125a4df5af7a7da30c8c2b2b029560984ac902210f8f8b964016f","schema_version":"1.0","event_id":"sha256:d6bee5270e1125a4df5af7a7da30c8c2b2b029560984ac902210f8f8b964016f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/bundle.json","state_url":"https://pith.science/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/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":"2026-07-06T15:10:22Z","links":{"resolver":"https://pith.science/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV","bundle":"https://pith.science/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/bundle.json","state":"https://pith.science/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LWMI4CFTBDNHMX5W6CSIA4JWWV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:LWMI4CFTBDNHMX5W6CSIA4JWWV","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":"5e1c996e6aaf77507f29f930790e4c83287c4f9189ebb670637d5d1844ee062c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-07-19T12:47:11Z","title_canon_sha256":"a7175dc664abc1f65aa4191b3695993198664cbc62ec1b6dac75632fa432a630"},"schema_version":"1.0","source":{"id":"2207.09235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.09235","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"arxiv_version","alias_value":"2207.09235v1","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.09235","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_12","alias_value":"LWMI4CFTBDNH","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_16","alias_value":"LWMI4CFTBDNHMX5W","created_at":"2026-07-05T04:55:04Z"},{"alias_kind":"pith_short_8","alias_value":"LWMI4CFT","created_at":"2026-07-05T04:55:04Z"}],"graph_snapshots":[{"event_id":"sha256:d6bee5270e1125a4df5af7a7da30c8c2b2b029560984ac902210f8f8b964016f","target":"graph","created_at":"2026-07-05T04:55:04Z","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/2207.09235/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent demonstrations using electron spins stored in quantum dots array as qubits are promising for developing a scalable quantum computing platform. An ongoing effort is therefore aiming at the precise control of the quantum dots parameters in larger and larger arrays which represents a complex challenge. Partitioning of the system with the help of the inter-dot tunnel barriers can lead to a simplification for tuning and offers a protection against unwanted charge displacement. In a triple quantum dot system, we demonstrate a nanosecond control of the inter-dot tunnel rate permitting to reach","authors_text":"Andreas D. Wieck, Arne Ludwig, Baptiste Jadot, Christopher B\\\"auerle, Emmanuel Chanrion, Martin Nurizzo, Matias Urdampilleta, Matthieu Dartiailh, Pierre-Andr\\'e Mortemousque, Tristan Meunier, Vivien Thiney","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-07-19T12:47:11Z","title":"Controlled quantum dot array segmentation via a highly tunable interdot tunnel coupling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.09235","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":"sha256:1e016000f2a312b1a1eb367557e796ea9a31cc349c86a17ced27a910f0cede33","target":"record","created_at":"2026-07-05T04:55:04Z","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":"5e1c996e6aaf77507f29f930790e4c83287c4f9189ebb670637d5d1844ee062c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-07-19T12:47:11Z","title_canon_sha256":"a7175dc664abc1f65aa4191b3695993198664cbc62ec1b6dac75632fa432a630"},"schema_version":"1.0","source":{"id":"2207.09235","kind":"arxiv","version":1}},"canonical_sha256":"5d988e08b308da765fb6f0a4807136b569a5e8acb506f3896648077f556b30c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d988e08b308da765fb6f0a4807136b569a5e8acb506f3896648077f556b30c1","first_computed_at":"2026-07-05T04:55:04.285704Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:55:04.285704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gSVaUI4xxgwSK+eeYcQ7td2tvFhbMqCZxnjDl8QWUxwvNVZ2lAEq2oNKjOq03GY66kT5rQlEUlHr6XUfy5uzDw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:55:04.286212Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.09235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e016000f2a312b1a1eb367557e796ea9a31cc349c86a17ced27a910f0cede33","sha256:d6bee5270e1125a4df5af7a7da30c8c2b2b029560984ac902210f8f8b964016f"],"state_sha256":"6d2361b1cf346ee0cad1dd34831df8fe9c0a0b3892cf7a5cae5cf85ee6aec100"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"joWfscVf+hXrhOJxr9v9Foi+SE+Jvm27YLR0mrUCBTZWZfekpZepyyse+qqBn019zP9cy+8JOjrtT6yrXz2hCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T15:10:22.623416Z","bundle_sha256":"709480fc34996cdc17382946fb3bf6fa9f3935f406a8ac894a03a4ccdd582a59"}}