{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:HM7SMBRL5OHEXY2RTJXLIJ4B2O","short_pith_number":"pith:HM7SMBRL","canonical_record":{"source":{"id":"1812.02382","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-06T07:18:37Z","cross_cats_sorted":[],"title_canon_sha256":"565eee3752f288421de38e65ffab7f941675badfd0fb9c8fbd8ba3774c2552c7","abstract_canon_sha256":"0d67fed82786cddb67d256af738b8a98ecbd5cb4c60bbab4fe9d7ffb45f9ad45"},"schema_version":"1.0"},"canonical_sha256":"3b3f26062beb8e4be3519a6eb42781d389f3dc5b5f9790a688db1336dbd60f01","source":{"kind":"arxiv","id":"1812.02382","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.02382","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"arxiv_version","alias_value":"1812.02382v1","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.02382","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"pith_short_12","alias_value":"HM7SMBRL5OHE","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HM7SMBRL5OHEXY2R","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HM7SMBRL","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:HM7SMBRL5OHEXY2RTJXLIJ4B2O","target":"record","payload":{"canonical_record":{"source":{"id":"1812.02382","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-06T07:18:37Z","cross_cats_sorted":[],"title_canon_sha256":"565eee3752f288421de38e65ffab7f941675badfd0fb9c8fbd8ba3774c2552c7","abstract_canon_sha256":"0d67fed82786cddb67d256af738b8a98ecbd5cb4c60bbab4fe9d7ffb45f9ad45"},"schema_version":"1.0"},"canonical_sha256":"3b3f26062beb8e4be3519a6eb42781d389f3dc5b5f9790a688db1336dbd60f01","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:32.264668Z","signature_b64":"z0iRnUtDz5TXVWh4Gu/vhgIFjpuucsY5H+dSWbqlXsmXzxXa7YBesHkK4KjQmYcDr/X437BQjnt+/u1VbjZEBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b3f26062beb8e4be3519a6eb42781d389f3dc5b5f9790a688db1336dbd60f01","last_reissued_at":"2026-05-17T23:45:32.263972Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:32.263972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.02382","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":"2026-05-17T23:45:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"apWVkkfuQFjqPJmTKdKYSH6geXxWcprnHIxgtWLf1rG0Xp9fvz0eLA4i6qQew+xMd7NPxNKf6k95BE1j8YPwDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:38:22.791839Z"},"content_sha256":"85a05c7b967e7763848e5237c9937e95de6ee79cf25f4aef05aa4fa37c88db5c","schema_version":"1.0","event_id":"sha256:85a05c7b967e7763848e5237c9937e95de6ee79cf25f4aef05aa4fa37c88db5c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:HM7SMBRL5OHEXY2RTJXLIJ4B2O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thickness Dependence of the Physical Properties of Atomic-Layer Deposited Al2O3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Boaz Pokroy, Ekaterina Zoubenko, Lior Kornblum, Maria Baskin, Yael Etinger-Geller","submitted_at":"2018-12-06T07:18:37Z","abstract_excerpt":"Inspired by nature, we investigate the short-range order effect on the physical properties of amorphous materials. Amorphous Al2O3 thin films exhibit a higher proportion of their 4-coordinated Al sites close to the surface, causing variations in the average short-range order of the film. Below some thickness, the density of these films changes with size. In this work, we address the short-range order effect, through the thickness, on the electronic and optical properties of atomic layer deposited (ALD) Al2O3 thin films. Both the refractive index and the permittivity were found to vary with siz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.02382","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":"2026-05-17T23:45:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uFbRtEFOy+MpBJMc8Qak4/7MOANZp6S+/4DPFS1eOE8I9Lkr8PIXHf5HM2bnqJbcbkPKe2NoiNsypuPSrNzxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:38:22.792217Z"},"content_sha256":"1ca324f4e94d4a773e8851ba50ae35bd4c4406a851e4fe7f5b33e5ccfa2db030","schema_version":"1.0","event_id":"sha256:1ca324f4e94d4a773e8851ba50ae35bd4c4406a851e4fe7f5b33e5ccfa2db030"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/bundle.json","state_url":"https://pith.science/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/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":"2026-05-28T17:38:22Z","links":{"resolver":"https://pith.science/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O","bundle":"https://pith.science/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/bundle.json","state":"https://pith.science/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HM7SMBRL5OHEXY2RTJXLIJ4B2O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:HM7SMBRL5OHEXY2RTJXLIJ4B2O","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":"0d67fed82786cddb67d256af738b8a98ecbd5cb4c60bbab4fe9d7ffb45f9ad45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-06T07:18:37Z","title_canon_sha256":"565eee3752f288421de38e65ffab7f941675badfd0fb9c8fbd8ba3774c2552c7"},"schema_version":"1.0","source":{"id":"1812.02382","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.02382","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"arxiv_version","alias_value":"1812.02382v1","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.02382","created_at":"2026-05-17T23:45:32Z"},{"alias_kind":"pith_short_12","alias_value":"HM7SMBRL5OHE","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HM7SMBRL5OHEXY2R","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HM7SMBRL","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:1ca324f4e94d4a773e8851ba50ae35bd4c4406a851e4fe7f5b33e5ccfa2db030","target":"graph","created_at":"2026-05-17T23:45:32Z","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":"Inspired by nature, we investigate the short-range order effect on the physical properties of amorphous materials. Amorphous Al2O3 thin films exhibit a higher proportion of their 4-coordinated Al sites close to the surface, causing variations in the average short-range order of the film. Below some thickness, the density of these films changes with size. In this work, we address the short-range order effect, through the thickness, on the electronic and optical properties of atomic layer deposited (ALD) Al2O3 thin films. Both the refractive index and the permittivity were found to vary with siz","authors_text":"Boaz Pokroy, Ekaterina Zoubenko, Lior Kornblum, Maria Baskin, Yael Etinger-Geller","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-06T07:18:37Z","title":"Thickness Dependence of the Physical Properties of Atomic-Layer Deposited Al2O3"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.02382","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":"sha256:85a05c7b967e7763848e5237c9937e95de6ee79cf25f4aef05aa4fa37c88db5c","target":"record","created_at":"2026-05-17T23:45:32Z","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":"0d67fed82786cddb67d256af738b8a98ecbd5cb4c60bbab4fe9d7ffb45f9ad45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-12-06T07:18:37Z","title_canon_sha256":"565eee3752f288421de38e65ffab7f941675badfd0fb9c8fbd8ba3774c2552c7"},"schema_version":"1.0","source":{"id":"1812.02382","kind":"arxiv","version":1}},"canonical_sha256":"3b3f26062beb8e4be3519a6eb42781d389f3dc5b5f9790a688db1336dbd60f01","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b3f26062beb8e4be3519a6eb42781d389f3dc5b5f9790a688db1336dbd60f01","first_computed_at":"2026-05-17T23:45:32.263972Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:32.263972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z0iRnUtDz5TXVWh4Gu/vhgIFjpuucsY5H+dSWbqlXsmXzxXa7YBesHkK4KjQmYcDr/X437BQjnt+/u1VbjZEBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:32.264668Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.02382","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:85a05c7b967e7763848e5237c9937e95de6ee79cf25f4aef05aa4fa37c88db5c","sha256:1ca324f4e94d4a773e8851ba50ae35bd4c4406a851e4fe7f5b33e5ccfa2db030"],"state_sha256":"b19275245a944c682fff6454a579d9ef9728211e5373e59c2c375cd6d68de72d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dhGTzb8FjcV+0IcZk/AnwUGrmXYhNKkIQ72LUiEM6VU8BL6d3Nr4yysg/I3fADhaptwOChJ6rVl0yxf8cAsmAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T17:38:22.794796Z","bundle_sha256":"97fbd68cdcd9e733ff6f135d2c09785c4e5a564e4bb0bbd4d85994b194b3e6da"}}