{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MUPDFYCKQWOKLRJQESH5BNURPP","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":"7a29fbc87a30ed6a00ec00239553e136a4912bca7c18d91fa2d5034553eb5092","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-04-02T13:32:46Z","title_canon_sha256":"845ddaf1a81aeef400ea35e1e223e06b3025b3ae3b726e0bb6ff4ea409511311"},"schema_version":"1.0","source":{"id":"2404.01938","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.01938","created_at":"2026-07-05T09:09:03Z"},{"alias_kind":"arxiv_version","alias_value":"2404.01938v2","created_at":"2026-07-05T09:09:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.01938","created_at":"2026-07-05T09:09:03Z"},{"alias_kind":"pith_short_12","alias_value":"MUPDFYCKQWOK","created_at":"2026-07-05T09:09:03Z"},{"alias_kind":"pith_short_16","alias_value":"MUPDFYCKQWOKLRJQ","created_at":"2026-07-05T09:09:03Z"},{"alias_kind":"pith_short_8","alias_value":"MUPDFYCK","created_at":"2026-07-05T09:09:03Z"}],"graph_snapshots":[{"event_id":"sha256:078c0038d0f49acd7b6324b01977ec6e9b555c5b76f08a6db4cd76e403068d20","target":"graph","created_at":"2026-07-05T09:09:03Z","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/2404.01938/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present an experimental study on optical properties and dynamics of direct and spatially and momentum indirect excitons in AlGaAs/AlAs quantum wells near the crossover between $\\varGamma-$ and $X$-valley confined electron states. The time-integrated photoluminescence experiment at $T=$4.8 K revealed three simultaneously observed optical transitions resulting from (a) a direct exciton recombination, involving an electron and a hole states both located in the $\\varGamma$-valley in the quantum well layer, and (b) two spatially and momentum indirect excitons, comprising of the confined electron","authors_text":"Christian Schneider, D\\k{a}br\\'owka Biega\\'nska, Krzysztof Ryczko, Maciej Kubisa, Maciej Pieczarka, Marcin Syperek, Sebastian Klembt, Sven H\\\"ofling","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-04-02T13:32:46Z","title":"Optical properties and dynamics of direct and spatially and momentum indirect excitons in AlGaAs/AlAs quantum wells"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.01938","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:fca68c1ce13f71314dcdb81258921206c1121f6cf3b30ff0a75456a45530a665","target":"record","created_at":"2026-07-05T09:09:03Z","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":"7a29fbc87a30ed6a00ec00239553e136a4912bca7c18d91fa2d5034553eb5092","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-04-02T13:32:46Z","title_canon_sha256":"845ddaf1a81aeef400ea35e1e223e06b3025b3ae3b726e0bb6ff4ea409511311"},"schema_version":"1.0","source":{"id":"2404.01938","kind":"arxiv","version":2}},"canonical_sha256":"651e32e04a859ca5c530248fd0b6917bd6c07ae23946e3bc7df6807a76b83f89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"651e32e04a859ca5c530248fd0b6917bd6c07ae23946e3bc7df6807a76b83f89","first_computed_at":"2026-07-05T09:09:03.809000Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:09:03.809000Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NuEEmUde29m2J7RRxDodNYLSrmmXYxz6yaoACkXJ8oh1oYmN+zHryozfvyINCxYQyY4NrAg8XdCR3uT3iaVHAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:09:03.809618Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.01938","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fca68c1ce13f71314dcdb81258921206c1121f6cf3b30ff0a75456a45530a665","sha256:078c0038d0f49acd7b6324b01977ec6e9b555c5b76f08a6db4cd76e403068d20"],"state_sha256":"d505ac736251ab67894b03b890083b56e162fcbcda8323758ab18dbd0d8fce9b"}