{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:NAAP5ISP3ZSPYH4CJMYWXJZ6H7","short_pith_number":"pith:NAAP5ISP","canonical_record":{"source":{"id":"1310.7345","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-10-28T08:58:14Z","cross_cats_sorted":[],"title_canon_sha256":"3d9ffe3c0048784674cadad72f8c48103233eb96a47c347f1dd03068b8f8066b","abstract_canon_sha256":"7e701cb35fe8154771df70f2154f92e5ae251669a24511445d06499cbe61ce78"},"schema_version":"1.0"},"canonical_sha256":"6800fea24fde64fc1f824b316ba73e3fd4fb593559c9dcbe6fe0738efbde91ee","source":{"kind":"arxiv","id":"1310.7345","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.7345","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"arxiv_version","alias_value":"1310.7345v1","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.7345","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"pith_short_12","alias_value":"NAAP5ISP3ZSP","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NAAP5ISP3ZSPYH4C","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NAAP5ISP","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:NAAP5ISP3ZSPYH4CJMYWXJZ6H7","target":"record","payload":{"canonical_record":{"source":{"id":"1310.7345","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-10-28T08:58:14Z","cross_cats_sorted":[],"title_canon_sha256":"3d9ffe3c0048784674cadad72f8c48103233eb96a47c347f1dd03068b8f8066b","abstract_canon_sha256":"7e701cb35fe8154771df70f2154f92e5ae251669a24511445d06499cbe61ce78"},"schema_version":"1.0"},"canonical_sha256":"6800fea24fde64fc1f824b316ba73e3fd4fb593559c9dcbe6fe0738efbde91ee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:48.827755Z","signature_b64":"rc7CVQKCzV3Zg96KeiqG0O50iCF+CAfJZEWlgkG1uaoX+LllzQBAP9HpnmnmzxIJ4yDt/FTH5tMgOVdcy7nbAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6800fea24fde64fc1f824b316ba73e3fd4fb593559c9dcbe6fe0738efbde91ee","last_reissued_at":"2026-05-18T01:46:48.827071Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:48.827071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.7345","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":"2026-05-18T01:46:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BbgnjLF7BqqfuMsKbXwfgsQm5EsPuKUc0kSpbCWEu66w0chJ+OFao79PsDraGjQnZgxzwful9meEqjLRe4lcDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:46:22.731499Z"},"content_sha256":"80f8744116cc8fa760cd97498fa0dc174a5bbba74da0420917976c1e49fc7433","schema_version":"1.0","event_id":"sha256:80f8744116cc8fa760cd97498fa0dc174a5bbba74da0420917976c1e49fc7433"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:NAAP5ISP3ZSPYH4CJMYWXJZ6H7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin polarization, dephasing and photoinduced spin diffusion in (110)-grown two-dimensional electron systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"C. Schueller, D. Schuh, M. Griesbeck, M. Schwemmer, R. Voelkl, S. A. Tarasenko, T. Korn, W. Wegscheider","submitted_at":"2013-10-28T08:58:14Z","abstract_excerpt":"We study the optically induced spin polarization, spin dephasing and diffusion in several high-mobility two-dimensional electron systems, which are embedded in GaAs quantum wells grown on (110)-oriented substrates. The experimental techniques comprise a two-beam magneto-optical spectroscopy system and polarization-resolved photoluminescence. Under weak excitation conditions at liquid-helium temperatures, we observe spin lifetimes above 100 ns in one of our samples, which are reduced with increasing excitation density due to additional, hole-mediated, spin dephasing. The spin dynamic is strongl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.7345","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":"2026-05-18T01:46:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GAGSViPKnMES/WB6v+BkxTC9WiwUJYJR8eTa4rGHwnInZHbwAK+LFSAzkqjlqKXTbbegFfqFFe4W3u7qHKg5Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:46:22.731849Z"},"content_sha256":"721c72fd936b00afa8cae1b8b9b47cb4cb8945b4a20323f1a68ad4daf76eb9a5","schema_version":"1.0","event_id":"sha256:721c72fd936b00afa8cae1b8b9b47cb4cb8945b4a20323f1a68ad4daf76eb9a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/bundle.json","state_url":"https://pith.science/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/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":"2026-06-04T01:46:22Z","links":{"resolver":"https://pith.science/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7","bundle":"https://pith.science/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/bundle.json","state":"https://pith.science/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NAAP5ISP3ZSPYH4CJMYWXJZ6H7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:NAAP5ISP3ZSPYH4CJMYWXJZ6H7","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":"7e701cb35fe8154771df70f2154f92e5ae251669a24511445d06499cbe61ce78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-10-28T08:58:14Z","title_canon_sha256":"3d9ffe3c0048784674cadad72f8c48103233eb96a47c347f1dd03068b8f8066b"},"schema_version":"1.0","source":{"id":"1310.7345","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.7345","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"arxiv_version","alias_value":"1310.7345v1","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.7345","created_at":"2026-05-18T01:46:48Z"},{"alias_kind":"pith_short_12","alias_value":"NAAP5ISP3ZSP","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NAAP5ISP3ZSPYH4C","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NAAP5ISP","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:721c72fd936b00afa8cae1b8b9b47cb4cb8945b4a20323f1a68ad4daf76eb9a5","target":"graph","created_at":"2026-05-18T01:46:48Z","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 study the optically induced spin polarization, spin dephasing and diffusion in several high-mobility two-dimensional electron systems, which are embedded in GaAs quantum wells grown on (110)-oriented substrates. The experimental techniques comprise a two-beam magneto-optical spectroscopy system and polarization-resolved photoluminescence. Under weak excitation conditions at liquid-helium temperatures, we observe spin lifetimes above 100 ns in one of our samples, which are reduced with increasing excitation density due to additional, hole-mediated, spin dephasing. The spin dynamic is strongl","authors_text":"C. Schueller, D. Schuh, M. Griesbeck, M. Schwemmer, R. Voelkl, S. A. Tarasenko, T. Korn, W. Wegscheider","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-10-28T08:58:14Z","title":"Spin polarization, dephasing and photoinduced spin diffusion in (110)-grown two-dimensional electron systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.7345","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":"sha256:80f8744116cc8fa760cd97498fa0dc174a5bbba74da0420917976c1e49fc7433","target":"record","created_at":"2026-05-18T01:46:48Z","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":"7e701cb35fe8154771df70f2154f92e5ae251669a24511445d06499cbe61ce78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-10-28T08:58:14Z","title_canon_sha256":"3d9ffe3c0048784674cadad72f8c48103233eb96a47c347f1dd03068b8f8066b"},"schema_version":"1.0","source":{"id":"1310.7345","kind":"arxiv","version":1}},"canonical_sha256":"6800fea24fde64fc1f824b316ba73e3fd4fb593559c9dcbe6fe0738efbde91ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6800fea24fde64fc1f824b316ba73e3fd4fb593559c9dcbe6fe0738efbde91ee","first_computed_at":"2026-05-18T01:46:48.827071Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:48.827071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rc7CVQKCzV3Zg96KeiqG0O50iCF+CAfJZEWlgkG1uaoX+LllzQBAP9HpnmnmzxIJ4yDt/FTH5tMgOVdcy7nbAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:48.827755Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.7345","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80f8744116cc8fa760cd97498fa0dc174a5bbba74da0420917976c1e49fc7433","sha256:721c72fd936b00afa8cae1b8b9b47cb4cb8945b4a20323f1a68ad4daf76eb9a5"],"state_sha256":"566a28c2efbe076230151c2f4e08a66db492310a45d97e06536a138ece30e9ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z/8PA7Woiy5aZzFUK7sJeP7HilV3txrUKQfP+Rz9nvaoZT5uh6c39oby3w6yh7uksd9hZKPPmc758GFG09qsBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T01:46:22.734069Z","bundle_sha256":"a40afeff58b47db7449e37368e2e42ab16e969bb344361f5c34a59440279838d"}}