{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:DGSF6NELJWWJ7O3K7ILI3DL6AV","short_pith_number":"pith:DGSF6NEL","canonical_record":{"source":{"id":"1109.6425","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-29T07:56:53Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"2ed2a8182080c395ac49c836ade029790cb8a4c7d830630caf569c6eb0898503","abstract_canon_sha256":"7596eb8dfb9cc4770214a225bccd399c2e926627e9ecaba8d4bab017e74ab133"},"schema_version":"1.0"},"canonical_sha256":"19a45f348b4dac9fbb6afa168d8d7e057af689437121d521cc65489cc3b9ea98","source":{"kind":"arxiv","id":"1109.6425","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.6425","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"arxiv_version","alias_value":"1109.6425v1","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6425","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"pith_short_12","alias_value":"DGSF6NELJWWJ","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"DGSF6NELJWWJ7O3K","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"DGSF6NEL","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:DGSF6NELJWWJ7O3K7ILI3DL6AV","target":"record","payload":{"canonical_record":{"source":{"id":"1109.6425","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-29T07:56:53Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"2ed2a8182080c395ac49c836ade029790cb8a4c7d830630caf569c6eb0898503","abstract_canon_sha256":"7596eb8dfb9cc4770214a225bccd399c2e926627e9ecaba8d4bab017e74ab133"},"schema_version":"1.0"},"canonical_sha256":"19a45f348b4dac9fbb6afa168d8d7e057af689437121d521cc65489cc3b9ea98","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:12:01.583811Z","signature_b64":"Ta3ojaz9ktuQLc9wiJvTwV1DYwVuomw3YhfmO/JZpOU9N9keV7nR+9lgwiuwRJeu31M4dCm2luek6z1Ymbw0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19a45f348b4dac9fbb6afa168d8d7e057af689437121d521cc65489cc3b9ea98","last_reissued_at":"2026-05-18T04:12:01.583288Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:12:01.583288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.6425","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":"2026-05-18T04:12:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QrZBEQrxhRoYKBvNFkZ35i7YMWORNFiCFkIaaTVr/qPKiUdz7MbQru+/dzkzR6kp/Mmqe6m7QNnf7PxTkyLeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T06:03:11.138423Z"},"content_sha256":"01395a8ac13274843106ff9ec627323d19c93f0c6b8720b74a7fea9aa031fb7f","schema_version":"1.0","event_id":"sha256:01395a8ac13274843106ff9ec627323d19c93f0c6b8720b74a7fea9aa031fb7f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:DGSF6NELJWWJ7O3K7ILI3DL6AV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Long-lived electron spin coherence in CdSe/ZnSSe self-assembled quantum dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. A. Toropov, D. R. Yakovlev, I. A. Yugova, I. V. Sedova, J. Misiewicz, M. Bayer, M. Syperek, S. V. Ivanov, S. V. Sorokin","submitted_at":"2011-09-29T07:56:53Z","abstract_excerpt":"The electron spin coherence in n-doped and undoped, self-assembled CdSe/Zn(S,Se) quantum dots has been studied by time-resolved pump-probe Kerr rotation. Long-lived spin coherence persisting up to 13 ns after spin orientation has been found in the n-doped quantum dots, outlasting significantly the lifetimes of charge neutral and negatively charged excitons of 350 - 530 ps. The electron spin dephasing time as long as 5.6 ns has been measured in a magnetic field of 0.25 T. Hyperfine interaction of resident electrons with a nuclear spin fluctuations is suggested as the main limiting factor for th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6425","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":"2026-05-18T04:12:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LXwoAXekJJfKM6Or8yJYRv7FHmkX2SW59L8a8D9eNy83pfawl6c7iq9Nb22/t18HqSaMmrEb36T8W91XW22aBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T06:03:11.138779Z"},"content_sha256":"d25dc24b82a3c8a4f716270b00efb710a1138a4f392dd3411d931089a192e5a6","schema_version":"1.0","event_id":"sha256:d25dc24b82a3c8a4f716270b00efb710a1138a4f392dd3411d931089a192e5a6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/bundle.json","state_url":"https://pith.science/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/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":"2026-06-21T06:03:11Z","links":{"resolver":"https://pith.science/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV","bundle":"https://pith.science/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/bundle.json","state":"https://pith.science/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DGSF6NELJWWJ7O3K7ILI3DL6AV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:DGSF6NELJWWJ7O3K7ILI3DL6AV","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":"7596eb8dfb9cc4770214a225bccd399c2e926627e9ecaba8d4bab017e74ab133","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-29T07:56:53Z","title_canon_sha256":"2ed2a8182080c395ac49c836ade029790cb8a4c7d830630caf569c6eb0898503"},"schema_version":"1.0","source":{"id":"1109.6425","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.6425","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"arxiv_version","alias_value":"1109.6425v1","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6425","created_at":"2026-05-18T04:12:01Z"},{"alias_kind":"pith_short_12","alias_value":"DGSF6NELJWWJ","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"DGSF6NELJWWJ7O3K","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"DGSF6NEL","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:d25dc24b82a3c8a4f716270b00efb710a1138a4f392dd3411d931089a192e5a6","target":"graph","created_at":"2026-05-18T04:12:01Z","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":"The electron spin coherence in n-doped and undoped, self-assembled CdSe/Zn(S,Se) quantum dots has been studied by time-resolved pump-probe Kerr rotation. Long-lived spin coherence persisting up to 13 ns after spin orientation has been found in the n-doped quantum dots, outlasting significantly the lifetimes of charge neutral and negatively charged excitons of 350 - 530 ps. The electron spin dephasing time as long as 5.6 ns has been measured in a magnetic field of 0.25 T. Hyperfine interaction of resident electrons with a nuclear spin fluctuations is suggested as the main limiting factor for th","authors_text":"A. A. Toropov, D. R. Yakovlev, I. A. Yugova, I. V. Sedova, J. Misiewicz, M. Bayer, M. Syperek, S. V. Ivanov, S. V. Sorokin","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-29T07:56:53Z","title":"Long-lived electron spin coherence in CdSe/ZnSSe self-assembled quantum dots"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6425","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":"sha256:01395a8ac13274843106ff9ec627323d19c93f0c6b8720b74a7fea9aa031fb7f","target":"record","created_at":"2026-05-18T04:12:01Z","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":"7596eb8dfb9cc4770214a225bccd399c2e926627e9ecaba8d4bab017e74ab133","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-29T07:56:53Z","title_canon_sha256":"2ed2a8182080c395ac49c836ade029790cb8a4c7d830630caf569c6eb0898503"},"schema_version":"1.0","source":{"id":"1109.6425","kind":"arxiv","version":1}},"canonical_sha256":"19a45f348b4dac9fbb6afa168d8d7e057af689437121d521cc65489cc3b9ea98","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"19a45f348b4dac9fbb6afa168d8d7e057af689437121d521cc65489cc3b9ea98","first_computed_at":"2026-05-18T04:12:01.583288Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:12:01.583288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ta3ojaz9ktuQLc9wiJvTwV1DYwVuomw3YhfmO/JZpOU9N9keV7nR+9lgwiuwRJeu31M4dCm2luek6z1Ymbw0Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:12:01.583811Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.6425","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01395a8ac13274843106ff9ec627323d19c93f0c6b8720b74a7fea9aa031fb7f","sha256:d25dc24b82a3c8a4f716270b00efb710a1138a4f392dd3411d931089a192e5a6"],"state_sha256":"5effb7114af54a6cbea4bb98e96f2635109437f14f8a23284b8d1ae3ab01f31b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/Tq+wkS41MTJxxQIFRi6aWuVUOHwYBQQd7eQvp9Hh4zlTmGzbYLtYm8aERyyWs8kmmd99UoxHK6Crmu4jbl+BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T06:03:11.140734Z","bundle_sha256":"dd9e37c7837a44926382068e5e62685e9e73a7d5693183adfaf2683c55885534"}}