{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:HWQK7GIMZ3JZ3EJP2LJFQOM4OA","short_pith_number":"pith:HWQK7GIM","schema_version":"1.0","canonical_sha256":"3da0af990cced39d912fd2d258399c70106ea41773d71c93d7e278df1c3f9bd3","source":{"kind":"arxiv","id":"1308.0326","version":1},"attestation_state":"computed","paper":{"title":"Ultra-Low Index and Rad-Hard Total Internal Reflection Claddings for High Numerical Aperture Scintillating, Waveshifting, Cerenkov, or Clear Optical Fibers, Capillaries, and Plates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"C. Sanzeni, D.R. Winn, G. Jennings","submitted_at":"2013-08-01T18:10:03Z","abstract_excerpt":"Novel low index (n less than 1.3)/high light trapping cladding films consisting of nanoporous alumina (sapphire), as formed by controlled anodization of aluminum, are described. These films are mechanically hard, intrinsically very rad-hard, and have an index of refraction n sufficiently small to triple the light capture of waveshifting or scintillating fibers and transparent plastic, glass or quartz core fibers. The low indices enable light-piping of water Cerenkov light. Applications are in Energy, Intensity, and Cosmic/Astroparticle detectors."},"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":"1308.0326","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-08-01T18:10:03Z","cross_cats_sorted":[],"title_canon_sha256":"37f647fbe51653c3bb0fd59eef181076e94ce0d2c1837647f97e484caae79c9b","abstract_canon_sha256":"dce4d3d568dd20370d04cb4fb35cca8cb7cedcab2005424e0eee968b1ad5eeb3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:50.770387Z","signature_b64":"dS9dNRHLlEl9Tr40mTHU9CQPE3U8cK2Lu1evPZ4sv1OrHYtf9ua+zK0qW1UCXhNEdGf4eBqeDOI2rGpjPPV0CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3da0af990cced39d912fd2d258399c70106ea41773d71c93d7e278df1c3f9bd3","last_reissued_at":"2026-05-18T03:16:50.769844Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:50.769844Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultra-Low Index and Rad-Hard Total Internal Reflection Claddings for High Numerical Aperture Scintillating, Waveshifting, Cerenkov, or Clear Optical Fibers, Capillaries, and Plates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"C. Sanzeni, D.R. Winn, G. Jennings","submitted_at":"2013-08-01T18:10:03Z","abstract_excerpt":"Novel low index (n less than 1.3)/high light trapping cladding films consisting of nanoporous alumina (sapphire), as formed by controlled anodization of aluminum, are described. These films are mechanically hard, intrinsically very rad-hard, and have an index of refraction n sufficiently small to triple the light capture of waveshifting or scintillating fibers and transparent plastic, glass or quartz core fibers. The low indices enable light-piping of water Cerenkov light. Applications are in Energy, Intensity, and Cosmic/Astroparticle detectors."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.0326","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1308.0326","created_at":"2026-05-18T03:16:50.769932+00:00"},{"alias_kind":"arxiv_version","alias_value":"1308.0326v1","created_at":"2026-05-18T03:16:50.769932+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.0326","created_at":"2026-05-18T03:16:50.769932+00:00"},{"alias_kind":"pith_short_12","alias_value":"HWQK7GIMZ3JZ","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_16","alias_value":"HWQK7GIMZ3JZ3EJP","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_8","alias_value":"HWQK7GIM","created_at":"2026-05-18T12:27:46.883200+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/HWQK7GIMZ3JZ3EJP2LJFQOM4OA","json":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA.json","graph_json":"https://pith.science/api/pith-number/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/graph.json","events_json":"https://pith.science/api/pith-number/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/events.json","paper":"https://pith.science/paper/HWQK7GIM"},"agent_actions":{"view_html":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA","download_json":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA.json","view_paper":"https://pith.science/paper/HWQK7GIM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1308.0326&json=true","fetch_graph":"https://pith.science/api/pith-number/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/graph.json","fetch_events":"https://pith.science/api/pith-number/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/action/storage_attestation","attest_author":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/action/author_attestation","sign_citation":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/action/citation_signature","submit_replication":"https://pith.science/pith/HWQK7GIMZ3JZ3EJP2LJFQOM4OA/action/replication_record"}},"created_at":"2026-05-18T03:16:50.769932+00:00","updated_at":"2026-05-18T03:16:50.769932+00:00"}