{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:Q63YICXQCE6AUY5SYMSTXFPQP6","short_pith_number":"pith:Q63YICXQ","canonical_record":{"source":{"id":"1508.07957","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-31T18:55:43Z","cross_cats_sorted":[],"title_canon_sha256":"89f621508c55a5d278977d186e2d1b4f3f1ba78019de2dfe2bf0ff56a42a282d","abstract_canon_sha256":"9917e91e355929f725b5caa83cf12509cf880fbba32950fc306aa58578185149"},"schema_version":"1.0"},"canonical_sha256":"87b7840af0113c0a63b2c3253b95f07f959238d5538d6e4cb9f29a0476b911d5","source":{"kind":"arxiv","id":"1508.07957","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07957","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07957v1","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07957","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"pith_short_12","alias_value":"Q63YICXQCE6A","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q63YICXQCE6AUY5S","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q63YICXQ","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:Q63YICXQCE6AUY5SYMSTXFPQP6","target":"record","payload":{"canonical_record":{"source":{"id":"1508.07957","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-31T18:55:43Z","cross_cats_sorted":[],"title_canon_sha256":"89f621508c55a5d278977d186e2d1b4f3f1ba78019de2dfe2bf0ff56a42a282d","abstract_canon_sha256":"9917e91e355929f725b5caa83cf12509cf880fbba32950fc306aa58578185149"},"schema_version":"1.0"},"canonical_sha256":"87b7840af0113c0a63b2c3253b95f07f959238d5538d6e4cb9f29a0476b911d5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:23.383364Z","signature_b64":"aUdafSMISlcEM5CNUAfqIoEKkdDfqvxVr44V0ZMI6jd0KdywsiLVPZQZaNQgac8ugQe8xQ/Ajlz1vBP69jzSAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87b7840af0113c0a63b2c3253b95f07f959238d5538d6e4cb9f29a0476b911d5","last_reissued_at":"2026-05-18T01:23:23.382715Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:23.382715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.07957","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":"2026-05-18T01:23:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RVygu5u45XKJTgNsDyR7Z8BXV7jfNCIJeeP43olZcqe+L5537vEURAlK2gb5C4lOX9L2hHW4Uiu4B2JZi3dBBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:10:54.011219Z"},"content_sha256":"5499232a98b692fb67d02a8e727a1ba675ccc5d2a14feddf92ac4fa11e66d1fb","schema_version":"1.0","event_id":"sha256:5499232a98b692fb67d02a8e727a1ba675ccc5d2a14feddf92ac4fa11e66d1fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:Q63YICXQCE6AUY5SYMSTXFPQP6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reconstruction of nuclear quadrupole interaction in (In,Ga)As/GaAs quantum dots observed by transmission electron microscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. D. Wieck, A. Rosenauer, D. Reuter, K. M\\\"uller-Caspary, M. Yu. Petrov, P. S. Sokolov, T. Mehrtens","submitted_at":"2015-08-31T18:55:43Z","abstract_excerpt":"A microscopic study of the individual annealed (In,Ga)As/GaAs quantum dots is done by means of high-resolution transmission electron microscopy. The Cauchy-Green strain-tensor component distribution and the chemical composition of the (In,Ga)As alloy are extracted from the microscopy images. The image processing allows for the reconstruction of the strain-induced electric-field gradients at the individual atomic columns extracting thereby the magnitude and asymmetry parameter of the nuclear quadrupole interaction. Nuclear magnetic resonance absorption spectra are analyzed for parallel and tran"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07957","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":"2026-05-18T01:23:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DhE69su/tkxA/8azGKc5s21fTc4bE0U4fSwYN3kotC+ceIOv1KuLyrJspWluKtlhT76eojYlL4FPVDje8/Q4Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:10:54.011856Z"},"content_sha256":"c4d00b14dcdc2fa6cb1a2a5e2f2ee572e427289e11a2d8e8f577670193954ec2","schema_version":"1.0","event_id":"sha256:c4d00b14dcdc2fa6cb1a2a5e2f2ee572e427289e11a2d8e8f577670193954ec2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/bundle.json","state_url":"https://pith.science/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/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":"2026-06-07T07:10:54Z","links":{"resolver":"https://pith.science/pith/Q63YICXQCE6AUY5SYMSTXFPQP6","bundle":"https://pith.science/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/bundle.json","state":"https://pith.science/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q63YICXQCE6AUY5SYMSTXFPQP6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:Q63YICXQCE6AUY5SYMSTXFPQP6","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":"9917e91e355929f725b5caa83cf12509cf880fbba32950fc306aa58578185149","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-31T18:55:43Z","title_canon_sha256":"89f621508c55a5d278977d186e2d1b4f3f1ba78019de2dfe2bf0ff56a42a282d"},"schema_version":"1.0","source":{"id":"1508.07957","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07957","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07957v1","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07957","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"pith_short_12","alias_value":"Q63YICXQCE6A","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q63YICXQCE6AUY5S","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q63YICXQ","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:c4d00b14dcdc2fa6cb1a2a5e2f2ee572e427289e11a2d8e8f577670193954ec2","target":"graph","created_at":"2026-05-18T01:23:23Z","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":"A microscopic study of the individual annealed (In,Ga)As/GaAs quantum dots is done by means of high-resolution transmission electron microscopy. The Cauchy-Green strain-tensor component distribution and the chemical composition of the (In,Ga)As alloy are extracted from the microscopy images. The image processing allows for the reconstruction of the strain-induced electric-field gradients at the individual atomic columns extracting thereby the magnitude and asymmetry parameter of the nuclear quadrupole interaction. Nuclear magnetic resonance absorption spectra are analyzed for parallel and tran","authors_text":"A. D. Wieck, A. Rosenauer, D. Reuter, K. M\\\"uller-Caspary, M. Yu. Petrov, P. S. Sokolov, T. Mehrtens","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-31T18:55:43Z","title":"Reconstruction of nuclear quadrupole interaction in (In,Ga)As/GaAs quantum dots observed by transmission electron microscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07957","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":"sha256:5499232a98b692fb67d02a8e727a1ba675ccc5d2a14feddf92ac4fa11e66d1fb","target":"record","created_at":"2026-05-18T01:23:23Z","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":"9917e91e355929f725b5caa83cf12509cf880fbba32950fc306aa58578185149","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-31T18:55:43Z","title_canon_sha256":"89f621508c55a5d278977d186e2d1b4f3f1ba78019de2dfe2bf0ff56a42a282d"},"schema_version":"1.0","source":{"id":"1508.07957","kind":"arxiv","version":1}},"canonical_sha256":"87b7840af0113c0a63b2c3253b95f07f959238d5538d6e4cb9f29a0476b911d5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"87b7840af0113c0a63b2c3253b95f07f959238d5538d6e4cb9f29a0476b911d5","first_computed_at":"2026-05-18T01:23:23.382715Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:23:23.382715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aUdafSMISlcEM5CNUAfqIoEKkdDfqvxVr44V0ZMI6jd0KdywsiLVPZQZaNQgac8ugQe8xQ/Ajlz1vBP69jzSAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:23:23.383364Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.07957","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5499232a98b692fb67d02a8e727a1ba675ccc5d2a14feddf92ac4fa11e66d1fb","sha256:c4d00b14dcdc2fa6cb1a2a5e2f2ee572e427289e11a2d8e8f577670193954ec2"],"state_sha256":"9b124fba64666502d8c0b7e9baa6e26f54091c9d2d776cdbdcc9e91f11365ebf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TAiThvRT3fbsynnSpG/05mUWR1knjaLo8wrvXhPovl9kaWNu3jBPWY7hxHBFmxIJAW00pczK1mCfL7WAEN6VDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T07:10:54.015109Z","bundle_sha256":"797f2430649ac21cf2fd310e4a4abdd8eecb557b27917137136c0e3abc842c1b"}}