{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:2KNKREWXGFMGT7NU3XB22LH25R","short_pith_number":"pith:2KNKREWX","schema_version":"1.0","canonical_sha256":"d29aa892d7315869fdb4ddc3ad2cfaec7f612721527d3e06b2afd28c7db90b50","source":{"kind":"arxiv","id":"hep-ex/0109002","version":1},"attestation_state":"computed","paper":{"title":"A device to characterize optical fibres","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A.Vasiljev, C.Roda, D.Costanzo, E.Mazzoni, F.Bosi, G.Usai, S.Burdin, T.Del Prete, V.Cavasinni, V.Flaminio","submitted_at":"2001-09-03T10:22:36Z","abstract_excerpt":"ATLAS is a general purpose experiment approved for the LHC collider at CERN. An important component of the detector is the central hadronic calorimeter; for its construction more than 600,000 Wave Length Shifting (WLS) fibres (corresponding to a total length of 1,120 Km) have been used.\n  We have built and put into operation a dedicated instrument for the measurement of light yield and attenuation length over groups of 20 fibres at a time.\n  The overall accuracy achieved in the measurement of light yield\n  (attenuation length) is 1.5% (3%).\n We also report the results obtained using this metho"},"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":"hep-ex/0109002","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ex","submitted_at":"2001-09-03T10:22:36Z","cross_cats_sorted":[],"title_canon_sha256":"ad7b068f7233474291bb1e2fde4e39ee99e649bce479c1188b82d43488e71159","abstract_canon_sha256":"ddda36f5f87c2f1866f31cbb1ba79f003934dea113945b8c610609bc63f649ce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:37:21.576088Z","signature_b64":"M8U7OrwQw90YbYAKg35YhOYI9CZSxgwin7r1ISLQ4nb6xl9r5Ln/QzbbdS1h7EIJiP9hNLaSShnXk30Q/7QOCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d29aa892d7315869fdb4ddc3ad2cfaec7f612721527d3e06b2afd28c7db90b50","last_reissued_at":"2026-05-18T02:37:21.575695Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:37:21.575695Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A device to characterize optical fibres","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A.Vasiljev, C.Roda, D.Costanzo, E.Mazzoni, F.Bosi, G.Usai, S.Burdin, T.Del Prete, V.Cavasinni, V.Flaminio","submitted_at":"2001-09-03T10:22:36Z","abstract_excerpt":"ATLAS is a general purpose experiment approved for the LHC collider at CERN. An important component of the detector is the central hadronic calorimeter; for its construction more than 600,000 Wave Length Shifting (WLS) fibres (corresponding to a total length of 1,120 Km) have been used.\n  We have built and put into operation a dedicated instrument for the measurement of light yield and attenuation length over groups of 20 fibres at a time.\n  The overall accuracy achieved in the measurement of light yield\n  (attenuation length) is 1.5% (3%).\n We also report the results obtained using this metho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/0109002","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":"hep-ex/0109002","created_at":"2026-05-18T02:37:21.575747+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ex/0109002v1","created_at":"2026-05-18T02:37:21.575747+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ex/0109002","created_at":"2026-05-18T02:37:21.575747+00:00"},{"alias_kind":"pith_short_12","alias_value":"2KNKREWXGFMG","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_16","alias_value":"2KNKREWXGFMGT7NU","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_8","alias_value":"2KNKREWX","created_at":"2026-05-18T12:25:50.254431+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/2KNKREWXGFMGT7NU3XB22LH25R","json":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R.json","graph_json":"https://pith.science/api/pith-number/2KNKREWXGFMGT7NU3XB22LH25R/graph.json","events_json":"https://pith.science/api/pith-number/2KNKREWXGFMGT7NU3XB22LH25R/events.json","paper":"https://pith.science/paper/2KNKREWX"},"agent_actions":{"view_html":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R","download_json":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R.json","view_paper":"https://pith.science/paper/2KNKREWX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ex/0109002&json=true","fetch_graph":"https://pith.science/api/pith-number/2KNKREWXGFMGT7NU3XB22LH25R/graph.json","fetch_events":"https://pith.science/api/pith-number/2KNKREWXGFMGT7NU3XB22LH25R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R/action/storage_attestation","attest_author":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R/action/author_attestation","sign_citation":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R/action/citation_signature","submit_replication":"https://pith.science/pith/2KNKREWXGFMGT7NU3XB22LH25R/action/replication_record"}},"created_at":"2026-05-18T02:37:21.575747+00:00","updated_at":"2026-05-18T02:37:21.575747+00:00"}