{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:QEDFSREXIFWMEGG2CXX7ZVEXB7","short_pith_number":"pith:QEDFSREX","schema_version":"1.0","canonical_sha256":"8106594497416cc218da15effcd4970fc32b62b9043cbee61e2e576a9f4ec519","source":{"kind":"arxiv","id":"1810.13053","version":2},"attestation_state":"computed","paper":{"title":"Wavelength-resolved neutron tomography for crystalline materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"eess.IV","authors_text":"Luc Dessieux, Philip Bingham, S. V. Venkatakrishnan","submitted_at":"2018-10-31T00:56:11Z","abstract_excerpt":"Wavelength-resolved (WR) neutron transmission tomography is an emerging technique to characterize engineering materials. While tomographic reconstruction for amorphous samples is straightforward, it is challenging to reconstruct samples with single-crystal domains because the attenuation of the sample varies as a function of its orientation with respect to the incident beam due to Bragg scattering. In this paper, we present an algorithm that can reconstruct samples with single-crystal domains from WR neutron tomographic measurements. In particular, we use a model-based iterative reconstruction"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1810.13053","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2018-10-31T00:56:11Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"5c78568ec5b80f7b10c645095ff7904479a50b00a94aeada850143ec6504e814","abstract_canon_sha256":"dca223c96e3a225eb2185d043ac2b35dd6545d13e3819a3e0407b9723a49140d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:50.376769Z","signature_b64":"jlBkOHVIRk61RezgLhMSrZ8nbniFjKcRjjgiquDdYchFHvkdAQH5f2W/N4/Q7AP1dKo3UlKtXmf9tfQV/v6WDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8106594497416cc218da15effcd4970fc32b62b9043cbee61e2e576a9f4ec519","last_reissued_at":"2026-05-17T23:53:50.376034Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:50.376034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Wavelength-resolved neutron tomography for crystalline materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"eess.IV","authors_text":"Luc Dessieux, Philip Bingham, S. V. Venkatakrishnan","submitted_at":"2018-10-31T00:56:11Z","abstract_excerpt":"Wavelength-resolved (WR) neutron transmission tomography is an emerging technique to characterize engineering materials. While tomographic reconstruction for amorphous samples is straightforward, it is challenging to reconstruct samples with single-crystal domains because the attenuation of the sample varies as a function of its orientation with respect to the incident beam due to Bragg scattering. In this paper, we present an algorithm that can reconstruct samples with single-crystal domains from WR neutron tomographic measurements. In particular, we use a model-based iterative reconstruction"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.13053","kind":"arxiv","version":2},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1810.13053","created_at":"2026-05-17T23:53:50.376161+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.13053v2","created_at":"2026-05-17T23:53:50.376161+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.13053","created_at":"2026-05-17T23:53:50.376161+00:00"},{"alias_kind":"pith_short_12","alias_value":"QEDFSREXIFWM","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_16","alias_value":"QEDFSREXIFWMEGG2","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_8","alias_value":"QEDFSREX","created_at":"2026-05-18T12:32:46.962924+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7","json":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7.json","graph_json":"https://pith.science/api/pith-number/QEDFSREXIFWMEGG2CXX7ZVEXB7/graph.json","events_json":"https://pith.science/api/pith-number/QEDFSREXIFWMEGG2CXX7ZVEXB7/events.json","paper":"https://pith.science/paper/QEDFSREX"},"agent_actions":{"view_html":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7","download_json":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7.json","view_paper":"https://pith.science/paper/QEDFSREX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.13053&json=true","fetch_graph":"https://pith.science/api/pith-number/QEDFSREXIFWMEGG2CXX7ZVEXB7/graph.json","fetch_events":"https://pith.science/api/pith-number/QEDFSREXIFWMEGG2CXX7ZVEXB7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7/action/storage_attestation","attest_author":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7/action/author_attestation","sign_citation":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7/action/citation_signature","submit_replication":"https://pith.science/pith/QEDFSREXIFWMEGG2CXX7ZVEXB7/action/replication_record"}},"created_at":"2026-05-17T23:53:50.376161+00:00","updated_at":"2026-05-17T23:53:50.376161+00:00"}