{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:JVBHZ336LTCP2IIP3TN5CPS34H","short_pith_number":"pith:JVBHZ336","schema_version":"1.0","canonical_sha256":"4d427cef7e5cc4fd210fdcdbd13e5be1f2d27d4d55c02bc664041f569152b78a","source":{"kind":"arxiv","id":"1305.6173","version":1},"attestation_state":"computed","paper":{"title":"Ultra-large Mode Area Microstructured Core Chalcogenide Fiber Design for Mid-IR Beam Delivery","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Ajanta Barh, Bishnu P. Pal, R. K. Varshney, Somnath Ghosh","submitted_at":"2013-05-27T10:36:34Z","abstract_excerpt":"An all solid large modearea (LMA) chalcogenide based microstructured core optical fiber (MCOF) is designed and proposed for high power handling in the mid IR spectral regime, covering the entire second transparency window of the atmosphere (3 to 5 microns). The core of the proposed specialty fiber is composed of a few rings of high index rods arranged in a pattern of hexagon. Dependence of effective mode area on the pitch and radius of high index rods are studied. Ultra high effective mode area up to 75000 micron square can be achieved over this specific wavelength range while retaining its si"},"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":"1305.6173","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-27T10:36:34Z","cross_cats_sorted":[],"title_canon_sha256":"f8ffb0d283a3fd4c74db8328fd2b995885f8e19c9c615aad3b5edefda7a6ee86","abstract_canon_sha256":"365dcbc090e1d0772417f08c10a1bbfed8314485f76110bd787abdc28829b676"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:41.207406Z","signature_b64":"l58gxRLPfz/pZHdlQ3PpC+psmuBsP79hSOWY6kLTh7uIG0zlK6hzD9jzmf2epxiaUBMvefwjaYOldY9ZzpvfDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d427cef7e5cc4fd210fdcdbd13e5be1f2d27d4d55c02bc664041f569152b78a","last_reissued_at":"2026-05-18T01:49:41.206844Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:41.206844Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultra-large Mode Area Microstructured Core Chalcogenide Fiber Design for Mid-IR Beam Delivery","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Ajanta Barh, Bishnu P. Pal, R. K. Varshney, Somnath Ghosh","submitted_at":"2013-05-27T10:36:34Z","abstract_excerpt":"An all solid large modearea (LMA) chalcogenide based microstructured core optical fiber (MCOF) is designed and proposed for high power handling in the mid IR spectral regime, covering the entire second transparency window of the atmosphere (3 to 5 microns). The core of the proposed specialty fiber is composed of a few rings of high index rods arranged in a pattern of hexagon. Dependence of effective mode area on the pitch and radius of high index rods are studied. Ultra high effective mode area up to 75000 micron square can be achieved over this specific wavelength range while retaining its si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.6173","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":"1305.6173","created_at":"2026-05-18T01:49:41.206924+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.6173v1","created_at":"2026-05-18T01:49:41.206924+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.6173","created_at":"2026-05-18T01:49:41.206924+00:00"},{"alias_kind":"pith_short_12","alias_value":"JVBHZ336LTCP","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_16","alias_value":"JVBHZ336LTCP2IIP","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_8","alias_value":"JVBHZ336","created_at":"2026-05-18T12:27:49.015174+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/JVBHZ336LTCP2IIP3TN5CPS34H","json":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H.json","graph_json":"https://pith.science/api/pith-number/JVBHZ336LTCP2IIP3TN5CPS34H/graph.json","events_json":"https://pith.science/api/pith-number/JVBHZ336LTCP2IIP3TN5CPS34H/events.json","paper":"https://pith.science/paper/JVBHZ336"},"agent_actions":{"view_html":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H","download_json":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H.json","view_paper":"https://pith.science/paper/JVBHZ336","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.6173&json=true","fetch_graph":"https://pith.science/api/pith-number/JVBHZ336LTCP2IIP3TN5CPS34H/graph.json","fetch_events":"https://pith.science/api/pith-number/JVBHZ336LTCP2IIP3TN5CPS34H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H/action/storage_attestation","attest_author":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H/action/author_attestation","sign_citation":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H/action/citation_signature","submit_replication":"https://pith.science/pith/JVBHZ336LTCP2IIP3TN5CPS34H/action/replication_record"}},"created_at":"2026-05-18T01:49:41.206924+00:00","updated_at":"2026-05-18T01:49:41.206924+00:00"}