{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:ZVRF3VWTHUFPLFOLTN3XSM7QHO","short_pith_number":"pith:ZVRF3VWT","canonical_record":{"source":{"id":"2012.01678","kind":"arxiv","version":5},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2020-12-03T03:26:54Z","cross_cats_sorted":[],"title_canon_sha256":"1382b062dd12c04d2eb04ba3b70f62280194a93a4c597422b62765ea86d31dc9","abstract_canon_sha256":"b9b97603b248e8291e26e7effd146911db3abf7c23646ea9505d95dd19c0fa90"},"schema_version":"1.0"},"canonical_sha256":"cd625dd6d33d0af595cb9b777933f03baff5c8c0e170f6bcd4f092a138ce7496","source":{"kind":"arxiv","id":"2012.01678","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.01678","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"2012.01678v5","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.01678","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"ZVRF3VWTHUFP","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_16","alias_value":"ZVRF3VWTHUFPLFOL","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_8","alias_value":"ZVRF3VWT","created_at":"2026-07-05T04:51:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:ZVRF3VWTHUFPLFOLTN3XSM7QHO","target":"record","payload":{"canonical_record":{"source":{"id":"2012.01678","kind":"arxiv","version":5},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2020-12-03T03:26:54Z","cross_cats_sorted":[],"title_canon_sha256":"1382b062dd12c04d2eb04ba3b70f62280194a93a4c597422b62765ea86d31dc9","abstract_canon_sha256":"b9b97603b248e8291e26e7effd146911db3abf7c23646ea9505d95dd19c0fa90"},"schema_version":"1.0"},"canonical_sha256":"cd625dd6d33d0af595cb9b777933f03baff5c8c0e170f6bcd4f092a138ce7496","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:51:19.389785Z","signature_b64":"WtuWLiIIgVC9OUqhczDZ4Oy542MwH6qwmOcRWSCJyQjFN5M3dX80rUOktW4LAmaJXTVKP8QwGLgcPHue+cVoCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd625dd6d33d0af595cb9b777933f03baff5c8c0e170f6bcd4f092a138ce7496","last_reissued_at":"2026-07-05T04:51:19.389350Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:51:19.389350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.01678","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tnnmu9J4h76dYRuhGTFUE3AcjMJv9vcDSkyGQvuBBQx7agbQ5GIRYct8c+V1wKy+wPZZkEbotzwR1Y/KUz7/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T03:36:13.623071Z"},"content_sha256":"78a962899358097d1fc5b88555012ea0c780310ad3adbfb88e9fa4a03fe307f7","schema_version":"1.0","event_id":"sha256:78a962899358097d1fc5b88555012ea0c780310ad3adbfb88e9fa4a03fe307f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:ZVRF3VWTHUFPLFOLTN3XSM7QHO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unmasking the resolution$-$throughput tradespace of focused-ion-beam machining","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Andrew C. Madison, B. Robert Ilic, Craig R. Copeland, J. Alexander Liddle, John S. Villarrubia, Joshua Schumacher, Kerry Siebein, Kuo-Tang Liao, Samuel M. Stavis","submitted_at":"2020-12-03T03:26:54Z","abstract_excerpt":"Focused-ion-beam machining is a powerful process to fabricate complex nanostructures, often through a sacrificial mask that enables milling beyond the resolution limit of the ion beam. However, current understanding of this super-resolution effect is empirical in the spatial domain and nonexistent in the temporal domain. This article reports the primary study of this fundamental tradespace of resolution and throughput. Chromia functions well as a masking material due to its smooth, uniform, and amorphous structure. An efficient method of in-line metrology enables characterization of ion-beam f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.01678","kind":"arxiv","version":5},"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/2012.01678/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":"2026-07-05T04:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6FH/c8ssUVMV8o/2gWQri5dz8sFcoo/OJFhFpqOlmJbVCljUUvHciR5CVfmqGM9/1vyxwWPocnIXTrVtvB9lCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T03:36:13.623473Z"},"content_sha256":"236d21b96f43b6e626dbb30c0099076d9d1d7b9e88c164c61a26fe9def4118ee","schema_version":"1.0","event_id":"sha256:236d21b96f43b6e626dbb30c0099076d9d1d7b9e88c164c61a26fe9def4118ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/bundle.json","state_url":"https://pith.science/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/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":"2026-07-09T03:36:13Z","links":{"resolver":"https://pith.science/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO","bundle":"https://pith.science/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/bundle.json","state":"https://pith.science/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZVRF3VWTHUFPLFOLTN3XSM7QHO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ZVRF3VWTHUFPLFOLTN3XSM7QHO","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":"b9b97603b248e8291e26e7effd146911db3abf7c23646ea9505d95dd19c0fa90","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2020-12-03T03:26:54Z","title_canon_sha256":"1382b062dd12c04d2eb04ba3b70f62280194a93a4c597422b62765ea86d31dc9"},"schema_version":"1.0","source":{"id":"2012.01678","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.01678","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"2012.01678v5","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.01678","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"ZVRF3VWTHUFP","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_16","alias_value":"ZVRF3VWTHUFPLFOL","created_at":"2026-07-05T04:51:19Z"},{"alias_kind":"pith_short_8","alias_value":"ZVRF3VWT","created_at":"2026-07-05T04:51:19Z"}],"graph_snapshots":[{"event_id":"sha256:236d21b96f43b6e626dbb30c0099076d9d1d7b9e88c164c61a26fe9def4118ee","target":"graph","created_at":"2026-07-05T04:51:19Z","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/2012.01678/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Focused-ion-beam machining is a powerful process to fabricate complex nanostructures, often through a sacrificial mask that enables milling beyond the resolution limit of the ion beam. However, current understanding of this super-resolution effect is empirical in the spatial domain and nonexistent in the temporal domain. This article reports the primary study of this fundamental tradespace of resolution and throughput. Chromia functions well as a masking material due to its smooth, uniform, and amorphous structure. An efficient method of in-line metrology enables characterization of ion-beam f","authors_text":"Andrew C. Madison, B. Robert Ilic, Craig R. Copeland, J. Alexander Liddle, John S. Villarrubia, Joshua Schumacher, Kerry Siebein, Kuo-Tang Liao, Samuel M. Stavis","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2020-12-03T03:26:54Z","title":"Unmasking the resolution$-$throughput tradespace of focused-ion-beam machining"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.01678","kind":"arxiv","version":5},"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":"sha256:78a962899358097d1fc5b88555012ea0c780310ad3adbfb88e9fa4a03fe307f7","target":"record","created_at":"2026-07-05T04:51:19Z","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":"b9b97603b248e8291e26e7effd146911db3abf7c23646ea9505d95dd19c0fa90","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2020-12-03T03:26:54Z","title_canon_sha256":"1382b062dd12c04d2eb04ba3b70f62280194a93a4c597422b62765ea86d31dc9"},"schema_version":"1.0","source":{"id":"2012.01678","kind":"arxiv","version":5}},"canonical_sha256":"cd625dd6d33d0af595cb9b777933f03baff5c8c0e170f6bcd4f092a138ce7496","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd625dd6d33d0af595cb9b777933f03baff5c8c0e170f6bcd4f092a138ce7496","first_computed_at":"2026-07-05T04:51:19.389350Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:51:19.389350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WtuWLiIIgVC9OUqhczDZ4Oy542MwH6qwmOcRWSCJyQjFN5M3dX80rUOktW4LAmaJXTVKP8QwGLgcPHue+cVoCg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:51:19.389785Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.01678","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:78a962899358097d1fc5b88555012ea0c780310ad3adbfb88e9fa4a03fe307f7","sha256:236d21b96f43b6e626dbb30c0099076d9d1d7b9e88c164c61a26fe9def4118ee"],"state_sha256":"523be4b48ba2a215f47faa5c6b892e55c7e18177ef8a601660b6d517029400ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iVrXXw/JopDlPYriLz4gU/BcDqm4muXiKSu7w5Cf/6DV4795kQi/GNHqYge/1YIIRn/1Oc6Lk5hsCKCjGyxZAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T03:36:13.625549Z","bundle_sha256":"fa42c62dd3785495596acc0d579fbe24e51fdda45fb62638e94b06b60e9ac717"}}