{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:EHREIBP5JYQKTD2KPBYYJK5NHW","short_pith_number":"pith:EHREIBP5","canonical_record":{"source":{"id":"1106.0517","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-02T21:26:43Z","cross_cats_sorted":["cond-mat.other","quant-ph"],"title_canon_sha256":"989275d1b1bba5c44f4745c6d58fe65ba7e29d08bcf65afa4b3532e6d1fa8f0e","abstract_canon_sha256":"c682a1de7b1910298f6022abd27752c5947766cbc23df352f06df9a463040276"},"schema_version":"1.0"},"canonical_sha256":"21e24405fd4e20a98f4a787184abad3d9cbbff8d09bb75d3e629c1c2e9400139","source":{"kind":"arxiv","id":"1106.0517","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.0517","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"arxiv_version","alias_value":"1106.0517v1","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.0517","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"pith_short_12","alias_value":"EHREIBP5JYQK","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EHREIBP5JYQKTD2K","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EHREIBP5","created_at":"2026-05-18T12:26:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:EHREIBP5JYQKTD2KPBYYJK5NHW","target":"record","payload":{"canonical_record":{"source":{"id":"1106.0517","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-02T21:26:43Z","cross_cats_sorted":["cond-mat.other","quant-ph"],"title_canon_sha256":"989275d1b1bba5c44f4745c6d58fe65ba7e29d08bcf65afa4b3532e6d1fa8f0e","abstract_canon_sha256":"c682a1de7b1910298f6022abd27752c5947766cbc23df352f06df9a463040276"},"schema_version":"1.0"},"canonical_sha256":"21e24405fd4e20a98f4a787184abad3d9cbbff8d09bb75d3e629c1c2e9400139","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:12:32.138763Z","signature_b64":"McenwxurneXHMWgoqlsIfnTotBAbVgk/WyuJlhL6JT2ONPxHxHPhsaTP8XlKUQWQZBnucx3s57+BMv7GNBC3Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21e24405fd4e20a98f4a787184abad3d9cbbff8d09bb75d3e629c1c2e9400139","last_reissued_at":"2026-05-18T04:12:32.138193Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:12:32.138193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.0517","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":"2026-05-18T04:12:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SjAvJ+60rwq3N5U8QBDhE54y2S5lWPuh2H+/9hnoWaCf6P7/EJDKU3Sc/PEqwGJddA95Jx8F4URef1vishY8BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T20:04:11.397250Z"},"content_sha256":"05d4b7669292f8349c610c184ee41a69877ea1a009587a225edf7e3584acfc90","schema_version":"1.0","event_id":"sha256:05d4b7669292f8349c610c184ee41a69877ea1a009587a225edf7e3584acfc90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:EHREIBP5JYQKTD2KPBYYJK5NHW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental and Atomistic Theoretical Study of Degree of Polarization from Multi-layer InAs/GaAs Quantum Dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","quant-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Gerhard Klimeck, Muhammad Usman, Takashi Kita, Tomoya Inoue, Yukihiro Harda","submitted_at":"2011-06-02T21:26:43Z","abstract_excerpt":"Recent experimental measurements, without any theoretical guidance, showed that isotropic polarization response can be achieved by increasing the number of QD layers in a QD stack. Here we analyse the polarization response of multi-layer quantum dot stacks containing up to nine quantum dot layers by linearly polarized PL measurements and by carrying out a systematic set of multi-million atom simulations. The atomistic modeling and simulations allow us to include correct symmetry properties in the calculations of the optical spectra: a factor critical to explain the experimental evidence. The v"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.0517","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":"2026-05-18T04:12:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T2Q8FvhauUFtoP7DV/mPlhjjcNCBlOXfVeQkeqa8KM/VuCDWYQV1DOvWuvXVbztwp3uVJdy2O2mx3igl/a/xCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T20:04:11.397662Z"},"content_sha256":"960c9378c6b8d222371dda78baf9d2b8c7f7f66c959e92e8a09814ad0f2aa871","schema_version":"1.0","event_id":"sha256:960c9378c6b8d222371dda78baf9d2b8c7f7f66c959e92e8a09814ad0f2aa871"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/bundle.json","state_url":"https://pith.science/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/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":"2026-05-18T20:04:11Z","links":{"resolver":"https://pith.science/pith/EHREIBP5JYQKTD2KPBYYJK5NHW","bundle":"https://pith.science/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/bundle.json","state":"https://pith.science/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EHREIBP5JYQKTD2KPBYYJK5NHW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:EHREIBP5JYQKTD2KPBYYJK5NHW","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":"c682a1de7b1910298f6022abd27752c5947766cbc23df352f06df9a463040276","cross_cats_sorted":["cond-mat.other","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-02T21:26:43Z","title_canon_sha256":"989275d1b1bba5c44f4745c6d58fe65ba7e29d08bcf65afa4b3532e6d1fa8f0e"},"schema_version":"1.0","source":{"id":"1106.0517","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.0517","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"arxiv_version","alias_value":"1106.0517v1","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.0517","created_at":"2026-05-18T04:12:32Z"},{"alias_kind":"pith_short_12","alias_value":"EHREIBP5JYQK","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EHREIBP5JYQKTD2K","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EHREIBP5","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:960c9378c6b8d222371dda78baf9d2b8c7f7f66c959e92e8a09814ad0f2aa871","target":"graph","created_at":"2026-05-18T04:12:32Z","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":"Recent experimental measurements, without any theoretical guidance, showed that isotropic polarization response can be achieved by increasing the number of QD layers in a QD stack. Here we analyse the polarization response of multi-layer quantum dot stacks containing up to nine quantum dot layers by linearly polarized PL measurements and by carrying out a systematic set of multi-million atom simulations. The atomistic modeling and simulations allow us to include correct symmetry properties in the calculations of the optical spectra: a factor critical to explain the experimental evidence. The v","authors_text":"Gerhard Klimeck, Muhammad Usman, Takashi Kita, Tomoya Inoue, Yukihiro Harda","cross_cats":["cond-mat.other","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-02T21:26:43Z","title":"Experimental and Atomistic Theoretical Study of Degree of Polarization from Multi-layer InAs/GaAs Quantum Dots"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.0517","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":"sha256:05d4b7669292f8349c610c184ee41a69877ea1a009587a225edf7e3584acfc90","target":"record","created_at":"2026-05-18T04:12:32Z","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":"c682a1de7b1910298f6022abd27752c5947766cbc23df352f06df9a463040276","cross_cats_sorted":["cond-mat.other","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-02T21:26:43Z","title_canon_sha256":"989275d1b1bba5c44f4745c6d58fe65ba7e29d08bcf65afa4b3532e6d1fa8f0e"},"schema_version":"1.0","source":{"id":"1106.0517","kind":"arxiv","version":1}},"canonical_sha256":"21e24405fd4e20a98f4a787184abad3d9cbbff8d09bb75d3e629c1c2e9400139","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21e24405fd4e20a98f4a787184abad3d9cbbff8d09bb75d3e629c1c2e9400139","first_computed_at":"2026-05-18T04:12:32.138193Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:12:32.138193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"McenwxurneXHMWgoqlsIfnTotBAbVgk/WyuJlhL6JT2ONPxHxHPhsaTP8XlKUQWQZBnucx3s57+BMv7GNBC3Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:12:32.138763Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.0517","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:05d4b7669292f8349c610c184ee41a69877ea1a009587a225edf7e3584acfc90","sha256:960c9378c6b8d222371dda78baf9d2b8c7f7f66c959e92e8a09814ad0f2aa871"],"state_sha256":"d8e23c03b38fabcc4ef0e0ab8c5e7880fd8c2b6ddf060f00e5404fcfdaaa2c78"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UlDKT5/IXBDu/+nJjMbNM9yGu6w9tUyREDQQlGrkfnh/0IT2w0dEmJ1L3ipAYvXRNIf5b60KBn91wv9fINcKBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T20:04:11.398999Z","bundle_sha256":"454d706cb7e5e717643b496624f7ab32363d0f57fda59730f2c18b172547843c"}}