{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:AMN2YW5WH55GWCFQ232L3QBAXY","short_pith_number":"pith:AMN2YW5W","canonical_record":{"source":{"id":"2410.14873","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-10-18T21:40:41Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"ff19d4c3040c503b487848cc6141683ae66dc1ef6ebd061685c53d1eb1e01fd4","abstract_canon_sha256":"9db1817eb0d68bf68a48b90640c7213390365b0d21a0de68ba15be721c404ad3"},"schema_version":"1.0"},"canonical_sha256":"031bac5bb63f7a6b08b0d6f4bdc020be103edb3580d4a7803c17c8b81c52853a","source":{"kind":"arxiv","id":"2410.14873","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.14873","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"arxiv_version","alias_value":"2410.14873v1","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.14873","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_12","alias_value":"AMN2YW5WH55G","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_16","alias_value":"AMN2YW5WH55GWCFQ","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_8","alias_value":"AMN2YW5W","created_at":"2026-07-05T09:22:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:AMN2YW5WH55GWCFQ232L3QBAXY","target":"record","payload":{"canonical_record":{"source":{"id":"2410.14873","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-10-18T21:40:41Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"ff19d4c3040c503b487848cc6141683ae66dc1ef6ebd061685c53d1eb1e01fd4","abstract_canon_sha256":"9db1817eb0d68bf68a48b90640c7213390365b0d21a0de68ba15be721c404ad3"},"schema_version":"1.0"},"canonical_sha256":"031bac5bb63f7a6b08b0d6f4bdc020be103edb3580d4a7803c17c8b81c52853a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:22:45.825040Z","signature_b64":"CCQXlHqr92VUJbDMkGEbKDlmmlRkEHMdMS1ghhZ/JvbleCK+xTcBJS67aVBBdItLOilkqr/HLc7WlYk1ksZZAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"031bac5bb63f7a6b08b0d6f4bdc020be103edb3580d4a7803c17c8b81c52853a","last_reissued_at":"2026-07-05T09:22:45.824574Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:22:45.824574Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.14873","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":"2026-07-05T09:22:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IfWfibtazdjUaxERjT73OcHjTSgQzijmb97oN3y0U6+Oj8/40mb6YMtwPotP6Kyj6kXdjNDn7TXIIQLMckOlBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T14:43:41.818161Z"},"content_sha256":"87474eef710d6110286d0b6bae02d9c8ed51c169c642e0e5c6faa22c902d4eef","schema_version":"1.0","event_id":"sha256:87474eef710d6110286d0b6bae02d9c8ed51c169c642e0e5c6faa22c902d4eef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:AMN2YW5WH55GWCFQ232L3QBAXY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BEACON -- Automated Aberration Correction for Scanning Transmission Electron Microscopy using Bayesian Optimization","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alexander J. Pattison, Colin Ophus, Earl Kirkland, Georgios Varnavides, Jungwon Park, Kunwoo Park, Marcus M. Noack, Peter Ercius, Stephanie M. Ribet","submitted_at":"2024-10-18T21:40:41Z","abstract_excerpt":"Aberration correction is an important aspect of modern high-resolution scanning transmission electron microscopy. Most methods of aligning aberration correctors require specialized sample regions and are unsuitable for fine-tuning aberrations without interrupting on-going experiments. Here, we present an automated method of correcting first- and second-order aberrations called BEACON which uses Bayesian optimization of the normalized image variance to efficiently determine the optimal corrector settings. We demonstrate its use on gold nanoparticles and a hafnium dioxide thin film showing its v"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.14873","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2410.14873/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T09:22:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"38hu0dA6SaC1qtahCvSs/MRHcQnS+sxdRRDNsFh6zNNYrE+P1NZFUczOLJb5bwb6F/PPTC4QKoIEuEqkqjBABg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T14:43:41.818808Z"},"content_sha256":"26b6de34133693aed14bc21e27426ee7e25a6587c92d963ce3c671b7eb199e6a","schema_version":"1.0","event_id":"sha256:26b6de34133693aed14bc21e27426ee7e25a6587c92d963ce3c671b7eb199e6a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AMN2YW5WH55GWCFQ232L3QBAXY/bundle.json","state_url":"https://pith.science/pith/AMN2YW5WH55GWCFQ232L3QBAXY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AMN2YW5WH55GWCFQ232L3QBAXY/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":"2026-08-11T14:43:41Z","links":{"resolver":"https://pith.science/pith/AMN2YW5WH55GWCFQ232L3QBAXY","bundle":"https://pith.science/pith/AMN2YW5WH55GWCFQ232L3QBAXY/bundle.json","state":"https://pith.science/pith/AMN2YW5WH55GWCFQ232L3QBAXY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AMN2YW5WH55GWCFQ232L3QBAXY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:AMN2YW5WH55GWCFQ232L3QBAXY","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":"9db1817eb0d68bf68a48b90640c7213390365b0d21a0de68ba15be721c404ad3","cross_cats_sorted":["physics.ins-det"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-10-18T21:40:41Z","title_canon_sha256":"ff19d4c3040c503b487848cc6141683ae66dc1ef6ebd061685c53d1eb1e01fd4"},"schema_version":"1.0","source":{"id":"2410.14873","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.14873","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"arxiv_version","alias_value":"2410.14873v1","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.14873","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_12","alias_value":"AMN2YW5WH55G","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_16","alias_value":"AMN2YW5WH55GWCFQ","created_at":"2026-07-05T09:22:45Z"},{"alias_kind":"pith_short_8","alias_value":"AMN2YW5W","created_at":"2026-07-05T09:22:45Z"}],"graph_snapshots":[{"event_id":"sha256:26b6de34133693aed14bc21e27426ee7e25a6587c92d963ce3c671b7eb199e6a","target":"graph","created_at":"2026-07-05T09:22:45Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.14873/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Aberration correction is an important aspect of modern high-resolution scanning transmission electron microscopy. Most methods of aligning aberration correctors require specialized sample regions and are unsuitable for fine-tuning aberrations without interrupting on-going experiments. Here, we present an automated method of correcting first- and second-order aberrations called BEACON which uses Bayesian optimization of the normalized image variance to efficiently determine the optimal corrector settings. We demonstrate its use on gold nanoparticles and a hafnium dioxide thin film showing its v","authors_text":"Alexander J. Pattison, Colin Ophus, Earl Kirkland, Georgios Varnavides, Jungwon Park, Kunwoo Park, Marcus M. Noack, Peter Ercius, Stephanie M. Ribet","cross_cats":["physics.ins-det"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-10-18T21:40:41Z","title":"BEACON -- Automated Aberration Correction for Scanning Transmission Electron Microscopy using Bayesian Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.14873","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":"sha256:87474eef710d6110286d0b6bae02d9c8ed51c169c642e0e5c6faa22c902d4eef","target":"record","created_at":"2026-07-05T09:22:45Z","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":"9db1817eb0d68bf68a48b90640c7213390365b0d21a0de68ba15be721c404ad3","cross_cats_sorted":["physics.ins-det"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-10-18T21:40:41Z","title_canon_sha256":"ff19d4c3040c503b487848cc6141683ae66dc1ef6ebd061685c53d1eb1e01fd4"},"schema_version":"1.0","source":{"id":"2410.14873","kind":"arxiv","version":1}},"canonical_sha256":"031bac5bb63f7a6b08b0d6f4bdc020be103edb3580d4a7803c17c8b81c52853a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"031bac5bb63f7a6b08b0d6f4bdc020be103edb3580d4a7803c17c8b81c52853a","first_computed_at":"2026-07-05T09:22:45.824574Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:22:45.824574Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CCQXlHqr92VUJbDMkGEbKDlmmlRkEHMdMS1ghhZ/JvbleCK+xTcBJS67aVBBdItLOilkqr/HLc7WlYk1ksZZAw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:22:45.825040Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.14873","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87474eef710d6110286d0b6bae02d9c8ed51c169c642e0e5c6faa22c902d4eef","sha256:26b6de34133693aed14bc21e27426ee7e25a6587c92d963ce3c671b7eb199e6a"],"state_sha256":"acd3d01544c73bb551bb7af1df4daa3ee82990e2c4e9ac555390995cc6786c64"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3CJ7UKW0Iol/NG5RVNL0bbmAFqQG4xVyCUpgrSyXjMXheJlSWhnnhcDyHIIVOgHugt0gbi/09nUwNjttfwb3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T14:43:41.825409Z","bundle_sha256":"4f7f33062dc98a65a8d6bec81822e2b96f190fc0c48556df4fbe7dfbf44da89e"}}