{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:S5V52XKHNQGQXQVDLQESCDTV4C","short_pith_number":"pith:S5V52XKH","canonical_record":{"source":{"id":"1506.01262","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T14:42:57Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3e3a48058122cb30585a915aae26e6c532bcd3bd23b0bf4469889e5cd411467c","abstract_canon_sha256":"d4e1f2c674c13523e8f49cbb0e3bed8d5a23d7d83b53eeed4633a84b86b72ed1"},"schema_version":"1.0"},"canonical_sha256":"976bdd5d476c0d0bc2a35c09210e75e0bb96471f34115fd6c29b3fa08dac3d12","source":{"kind":"arxiv","id":"1506.01262","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01262","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01262v1","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01262","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"pith_short_12","alias_value":"S5V52XKHNQGQ","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"S5V52XKHNQGQXQVD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"S5V52XKH","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:S5V52XKHNQGQXQVDLQESCDTV4C","target":"record","payload":{"canonical_record":{"source":{"id":"1506.01262","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T14:42:57Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3e3a48058122cb30585a915aae26e6c532bcd3bd23b0bf4469889e5cd411467c","abstract_canon_sha256":"d4e1f2c674c13523e8f49cbb0e3bed8d5a23d7d83b53eeed4633a84b86b72ed1"},"schema_version":"1.0"},"canonical_sha256":"976bdd5d476c0d0bc2a35c09210e75e0bb96471f34115fd6c29b3fa08dac3d12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:19.443417Z","signature_b64":"hVwtG/ACvXnx++tUl4ssiNsbtCx5zASjQnEfQqN99tA0Q76dXe0WPnKwvBIDrAaF9kxW/kiMsEywj+h29DVPDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"976bdd5d476c0d0bc2a35c09210e75e0bb96471f34115fd6c29b3fa08dac3d12","last_reissued_at":"2026-05-18T00:49:19.442948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:19.442948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.01262","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":"2026-05-18T00:49:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"INdnWsL2HPgWntdiH9sKVdgvrtRh25PeYg43eOpDHi/GJFh9L6XtPbyy9KQNzWSOT+PBayIEB9g/R6Y3Qyy2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:25:04.985372Z"},"content_sha256":"d4e5bd04a0c2247a301450baf16a4f4af8eb8b75bde2d686f85dff220664135f","schema_version":"1.0","event_id":"sha256:d4e5bd04a0c2247a301450baf16a4f4af8eb8b75bde2d686f85dff220664135f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:S5V52XKHNQGQXQVDLQESCDTV4C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High resolution three dimensional structural microscopy by single angle Bragg ptychography","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"C. E. Murray, J. R. Holt, M. Allain, M. V. Holt, P. H. Fuoss, S. O. Hruszkewycz, V. Chamard","submitted_at":"2015-06-03T14:42:57Z","abstract_excerpt":"We present an efficient method of imaging 3D nanoscale lattice behavior and strain fields in crystalline materials with a new methodology -- three dimensional Bragg projection ptychography (3DBPP). In this method, the 2D sample structure information encoded in a coherent high-angle Bragg peak measured at a fixed angle is combined with the real-space scanning probe positions to reconstruct the 3D sample structure. This work introduces an entirely new means of three dimensional structural imaging of nanoscale materials and eliminates the experimental complexities associated with rotating nanosca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01262","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":"2026-05-18T00:49:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzMy+dJW9VLe19oBWa2GV+EzNIMEWLIUj++406AbbY278tHgDVtAj/r6sPZAPkt0gsszUCk6kVoNCSABbcc4Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:25:04.986064Z"},"content_sha256":"5ea1576583373e06e53db9ebc0b16cedc3903178086e66e27452b937d90e36a2","schema_version":"1.0","event_id":"sha256:5ea1576583373e06e53db9ebc0b16cedc3903178086e66e27452b937d90e36a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S5V52XKHNQGQXQVDLQESCDTV4C/bundle.json","state_url":"https://pith.science/pith/S5V52XKHNQGQXQVDLQESCDTV4C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S5V52XKHNQGQXQVDLQESCDTV4C/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":"2026-05-28T21:25:04Z","links":{"resolver":"https://pith.science/pith/S5V52XKHNQGQXQVDLQESCDTV4C","bundle":"https://pith.science/pith/S5V52XKHNQGQXQVDLQESCDTV4C/bundle.json","state":"https://pith.science/pith/S5V52XKHNQGQXQVDLQESCDTV4C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S5V52XKHNQGQXQVDLQESCDTV4C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:S5V52XKHNQGQXQVDLQESCDTV4C","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":"d4e1f2c674c13523e8f49cbb0e3bed8d5a23d7d83b53eeed4633a84b86b72ed1","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T14:42:57Z","title_canon_sha256":"3e3a48058122cb30585a915aae26e6c532bcd3bd23b0bf4469889e5cd411467c"},"schema_version":"1.0","source":{"id":"1506.01262","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01262","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01262v1","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01262","created_at":"2026-05-18T00:49:19Z"},{"alias_kind":"pith_short_12","alias_value":"S5V52XKHNQGQ","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"S5V52XKHNQGQXQVD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"S5V52XKH","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:5ea1576583373e06e53db9ebc0b16cedc3903178086e66e27452b937d90e36a2","target":"graph","created_at":"2026-05-18T00:49:19Z","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"},"paper":{"abstract_excerpt":"We present an efficient method of imaging 3D nanoscale lattice behavior and strain fields in crystalline materials with a new methodology -- three dimensional Bragg projection ptychography (3DBPP). In this method, the 2D sample structure information encoded in a coherent high-angle Bragg peak measured at a fixed angle is combined with the real-space scanning probe positions to reconstruct the 3D sample structure. This work introduces an entirely new means of three dimensional structural imaging of nanoscale materials and eliminates the experimental complexities associated with rotating nanosca","authors_text":"C. E. Murray, J. R. Holt, M. Allain, M. V. Holt, P. H. Fuoss, S. O. Hruszkewycz, V. Chamard","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T14:42:57Z","title":"High resolution three dimensional structural microscopy by single angle Bragg ptychography"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01262","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:d4e5bd04a0c2247a301450baf16a4f4af8eb8b75bde2d686f85dff220664135f","target":"record","created_at":"2026-05-18T00:49:19Z","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":"d4e1f2c674c13523e8f49cbb0e3bed8d5a23d7d83b53eeed4633a84b86b72ed1","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T14:42:57Z","title_canon_sha256":"3e3a48058122cb30585a915aae26e6c532bcd3bd23b0bf4469889e5cd411467c"},"schema_version":"1.0","source":{"id":"1506.01262","kind":"arxiv","version":1}},"canonical_sha256":"976bdd5d476c0d0bc2a35c09210e75e0bb96471f34115fd6c29b3fa08dac3d12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"976bdd5d476c0d0bc2a35c09210e75e0bb96471f34115fd6c29b3fa08dac3d12","first_computed_at":"2026-05-18T00:49:19.442948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:19.442948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hVwtG/ACvXnx++tUl4ssiNsbtCx5zASjQnEfQqN99tA0Q76dXe0WPnKwvBIDrAaF9kxW/kiMsEywj+h29DVPDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:19.443417Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.01262","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4e5bd04a0c2247a301450baf16a4f4af8eb8b75bde2d686f85dff220664135f","sha256:5ea1576583373e06e53db9ebc0b16cedc3903178086e66e27452b937d90e36a2"],"state_sha256":"1bc69d4550edb2bbecb9594f9bc5c519605ac1d05e443e3cfb711fc25e926c8b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RhLKJmKGwlgz/8uA1In4HiLGysJLbj4pPpl374koGRG5GL45d1T31hmIyCFLl/EMNvQ7Ebh45yugZFgSnXpNCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T21:25:04.989813Z","bundle_sha256":"343cb8acb27c14ea9f8b83c8a786b169055cd433152620c0db759a4e58624ebf"}}