{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:D6T5HFUDHFWWQVJBGKPZE57IYX","short_pith_number":"pith:D6T5HFUD","canonical_record":{"source":{"id":"1107.5644","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-07-28T08:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"21c9d0766ab51127bc1deeab3827928bd63673eed8e7b0543f94f068a107923c","abstract_canon_sha256":"8f6cf17da75d8cf1a6cd84f02262839fd915491a51a85475799625e06a09a1e3"},"schema_version":"1.0"},"canonical_sha256":"1fa7d39683396d685521329f9277e8c5c89bde5bc41d131efd54feef7df1a23f","source":{"kind":"arxiv","id":"1107.5644","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.5644","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"arxiv_version","alias_value":"1107.5644v1","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.5644","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"pith_short_12","alias_value":"D6T5HFUDHFWW","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"D6T5HFUDHFWWQVJB","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"D6T5HFUD","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:D6T5HFUDHFWWQVJBGKPZE57IYX","target":"record","payload":{"canonical_record":{"source":{"id":"1107.5644","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-07-28T08:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"21c9d0766ab51127bc1deeab3827928bd63673eed8e7b0543f94f068a107923c","abstract_canon_sha256":"8f6cf17da75d8cf1a6cd84f02262839fd915491a51a85475799625e06a09a1e3"},"schema_version":"1.0"},"canonical_sha256":"1fa7d39683396d685521329f9277e8c5c89bde5bc41d131efd54feef7df1a23f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:08.520509Z","signature_b64":"1H1OWPCuIG8Zzr+hGTagvhwVLviFuWb4ATo9WSnHW9xuYLLBXX4L5nb5Xv4+41EINp2CF3NYC0SPE5Fba9NRAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1fa7d39683396d685521329f9277e8c5c89bde5bc41d131efd54feef7df1a23f","last_reissued_at":"2026-05-18T02:01:08.519746Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:08.519746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.5644","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":"2026-05-18T02:01:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B5bM0+zUpCqxRxq1RZ38Uiqg2G9NgxfjVPc9nHIYbBShHH6rvxW/0xusyp1tzDxq32/bEh+I0lINtviZZydwCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:39:44.408235Z"},"content_sha256":"533f305bc917ee0c16bdc6357710827f2aa2404dc5f04a92727933bb16644870","schema_version":"1.0","event_id":"sha256:533f305bc917ee0c16bdc6357710827f2aa2404dc5f04a92727933bb16644870"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:D6T5HFUDHFWWQVJBGKPZE57IYX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Temperature insensitive optical alignment of the exciton in nanowire embedded GaN Quantum Dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Balocchi, B. Daudin, B. Gayral, C. T. Nguyen, G. Tourbot, H. Mariette, J. Renard, T. Amand, X. Marie","submitted_at":"2011-07-28T08:29:49Z","abstract_excerpt":"We report on the exciton spin dynamics of nanowire embedded GaN/AlN Quantum Dots (QDs) investigated by time-resolved photoluminescence spectroscopy. Under a linearly polarized quasiresonant excitation we evidence the quenching of the exciton spin relaxation and a temperature insensitive degree of the exciton linear polarization, demonstrating the robustness of the optical alignment of the exciton spin in these nanowire embedded QDs. A detailed examination of the luminescence polarization angular dependence shows orthogonal linear exciton eigenstates with no preferential crystallographic orient"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.5644","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":"2026-05-18T02:01:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wcq06dDBUhNlzNvnNuaNiQdoGi/VsFjVsc0J6ikNEcSbWzNEfrVMzLIQ3XdvjFZYbPu33346IyOnHKuxm+3RBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:39:44.408602Z"},"content_sha256":"cd42822f7491d9b13bd987f5885562263044ef0c0e55aada721bb435427916ed","schema_version":"1.0","event_id":"sha256:cd42822f7491d9b13bd987f5885562263044ef0c0e55aada721bb435427916ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/bundle.json","state_url":"https://pith.science/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/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":"2026-06-07T07:39:44Z","links":{"resolver":"https://pith.science/pith/D6T5HFUDHFWWQVJBGKPZE57IYX","bundle":"https://pith.science/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/bundle.json","state":"https://pith.science/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D6T5HFUDHFWWQVJBGKPZE57IYX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:D6T5HFUDHFWWQVJBGKPZE57IYX","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":"8f6cf17da75d8cf1a6cd84f02262839fd915491a51a85475799625e06a09a1e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-07-28T08:29:49Z","title_canon_sha256":"21c9d0766ab51127bc1deeab3827928bd63673eed8e7b0543f94f068a107923c"},"schema_version":"1.0","source":{"id":"1107.5644","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.5644","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"arxiv_version","alias_value":"1107.5644v1","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.5644","created_at":"2026-05-18T02:01:08Z"},{"alias_kind":"pith_short_12","alias_value":"D6T5HFUDHFWW","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"D6T5HFUDHFWWQVJB","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"D6T5HFUD","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:cd42822f7491d9b13bd987f5885562263044ef0c0e55aada721bb435427916ed","target":"graph","created_at":"2026-05-18T02:01:08Z","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 report on the exciton spin dynamics of nanowire embedded GaN/AlN Quantum Dots (QDs) investigated by time-resolved photoluminescence spectroscopy. Under a linearly polarized quasiresonant excitation we evidence the quenching of the exciton spin relaxation and a temperature insensitive degree of the exciton linear polarization, demonstrating the robustness of the optical alignment of the exciton spin in these nanowire embedded QDs. A detailed examination of the luminescence polarization angular dependence shows orthogonal linear exciton eigenstates with no preferential crystallographic orient","authors_text":"A. Balocchi, B. Daudin, B. Gayral, C. T. Nguyen, G. Tourbot, H. Mariette, J. Renard, T. Amand, X. Marie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-07-28T08:29:49Z","title":"Temperature insensitive optical alignment of the exciton in nanowire embedded GaN Quantum Dots"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.5644","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":"sha256:533f305bc917ee0c16bdc6357710827f2aa2404dc5f04a92727933bb16644870","target":"record","created_at":"2026-05-18T02:01:08Z","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":"8f6cf17da75d8cf1a6cd84f02262839fd915491a51a85475799625e06a09a1e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-07-28T08:29:49Z","title_canon_sha256":"21c9d0766ab51127bc1deeab3827928bd63673eed8e7b0543f94f068a107923c"},"schema_version":"1.0","source":{"id":"1107.5644","kind":"arxiv","version":1}},"canonical_sha256":"1fa7d39683396d685521329f9277e8c5c89bde5bc41d131efd54feef7df1a23f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1fa7d39683396d685521329f9277e8c5c89bde5bc41d131efd54feef7df1a23f","first_computed_at":"2026-05-18T02:01:08.519746Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:08.519746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1H1OWPCuIG8Zzr+hGTagvhwVLviFuWb4ATo9WSnHW9xuYLLBXX4L5nb5Xv4+41EINp2CF3NYC0SPE5Fba9NRAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:08.520509Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.5644","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:533f305bc917ee0c16bdc6357710827f2aa2404dc5f04a92727933bb16644870","sha256:cd42822f7491d9b13bd987f5885562263044ef0c0e55aada721bb435427916ed"],"state_sha256":"d1e5bd2afcb973a6386d0e7af07e707e5b59609fa184a137d926ef2ed23ae273"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uTfloSLGhL7UMxLbJL8kM1OFYNZGbkxv9pQ0cuPwpwVvEEmHE8Z8Tg2W3tmA9HnnBaQ1gsuTrS6vFRSSX4ZTBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T07:39:44.533271Z","bundle_sha256":"5014fbc6e2893931570fc4f3b1c80cfb8d71794e24a90ee44d3400974249011f"}}