{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:W4GTFJIV64TLJ7CSWY2M7G5YDE","short_pith_number":"pith:W4GTFJIV","schema_version":"1.0","canonical_sha256":"b70d32a515f726b4fc52b634cf9bb8190bb3ea2d8aa2a341a1ec2ce76dd93734","source":{"kind":"arxiv","id":"1411.7045","version":1},"attestation_state":"computed","paper":{"title":"Concentration dependence of the fluorescence decay profile in transition metal doped chalcogenide glass","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"D.W. Hewak, M. Hughes, R.J. Curry","submitted_at":"2014-11-20T10:29:15Z","abstract_excerpt":"In this paper we present the fluorescence decay profiles of vanadium and titanium doped gallium lanthanum sulphide (GLS) glass at various doping concentrations between 0.01 and 1% (molar). We demonstrate that below a critical doping concentration the fluorescence decay profile can be fitted with the stretched exponential function: exp[-(t/{\\tau})\\b{eta}], where {\\tau} is the fluorescence lifetime and \\b{eta} is the stretch factor. At low concentrations the lifetime for vanadium and titanium doped GLS was 30 {\\mu}s and 67 {\\mu}s respectively. We validate the use of the stretched exponential mod"},"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":"1411.7045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-11-20T10:29:15Z","cross_cats_sorted":[],"title_canon_sha256":"0da038eb0c44fe1874933f8ec7b34b636630a20d7344512754f3e0116d867f3f","abstract_canon_sha256":"3ce16b9935c5c8706609d4524100225c57d5709756449eb648887eefcd03d37d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:45.529550Z","signature_b64":"uZULkWvxZlm7gmmNqm+3s33EUrMJ4DSimizuPvPAi/2afhRyL4V0T8xn+pXJB70Ww5P2k4vs4HOh0jWb90qPAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b70d32a515f726b4fc52b634cf9bb8190bb3ea2d8aa2a341a1ec2ce76dd93734","last_reissued_at":"2026-05-18T02:32:45.529018Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:45.529018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Concentration dependence of the fluorescence decay profile in transition metal doped chalcogenide glass","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"D.W. Hewak, M. Hughes, R.J. Curry","submitted_at":"2014-11-20T10:29:15Z","abstract_excerpt":"In this paper we present the fluorescence decay profiles of vanadium and titanium doped gallium lanthanum sulphide (GLS) glass at various doping concentrations between 0.01 and 1% (molar). We demonstrate that below a critical doping concentration the fluorescence decay profile can be fitted with the stretched exponential function: exp[-(t/{\\tau})\\b{eta}], where {\\tau} is the fluorescence lifetime and \\b{eta} is the stretch factor. At low concentrations the lifetime for vanadium and titanium doped GLS was 30 {\\mu}s and 67 {\\mu}s respectively. We validate the use of the stretched exponential mod"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.7045","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":"1411.7045","created_at":"2026-05-18T02:32:45.529122+00:00"},{"alias_kind":"arxiv_version","alias_value":"1411.7045v1","created_at":"2026-05-18T02:32:45.529122+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.7045","created_at":"2026-05-18T02:32:45.529122+00:00"},{"alias_kind":"pith_short_12","alias_value":"W4GTFJIV64TL","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_16","alias_value":"W4GTFJIV64TLJ7CS","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_8","alias_value":"W4GTFJIV","created_at":"2026-05-18T12:28:54.890064+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/W4GTFJIV64TLJ7CSWY2M7G5YDE","json":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE.json","graph_json":"https://pith.science/api/pith-number/W4GTFJIV64TLJ7CSWY2M7G5YDE/graph.json","events_json":"https://pith.science/api/pith-number/W4GTFJIV64TLJ7CSWY2M7G5YDE/events.json","paper":"https://pith.science/paper/W4GTFJIV"},"agent_actions":{"view_html":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE","download_json":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE.json","view_paper":"https://pith.science/paper/W4GTFJIV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1411.7045&json=true","fetch_graph":"https://pith.science/api/pith-number/W4GTFJIV64TLJ7CSWY2M7G5YDE/graph.json","fetch_events":"https://pith.science/api/pith-number/W4GTFJIV64TLJ7CSWY2M7G5YDE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE/action/storage_attestation","attest_author":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE/action/author_attestation","sign_citation":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE/action/citation_signature","submit_replication":"https://pith.science/pith/W4GTFJIV64TLJ7CSWY2M7G5YDE/action/replication_record"}},"created_at":"2026-05-18T02:32:45.529122+00:00","updated_at":"2026-05-18T02:32:45.529122+00:00"}