{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:IHRTOYBEDTB4TGUUBSKUCNPHNU","short_pith_number":"pith:IHRTOYBE","schema_version":"1.0","canonical_sha256":"41e33760241cc3c99a940c954135e76d0d15b528e080ac4ce5a82333e8385046","source":{"kind":"arxiv","id":"1606.05440","version":2},"attestation_state":"computed","paper":{"title":"Properties and Modeling of Unresolved Fine Structure Loops Observed in the Solar Transition Region by IRIS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"David H. Brooks, Harry P. Warren, Jeffrey W. Reep","submitted_at":"2016-06-17T08:05:46Z","abstract_excerpt":"Recent observations from the Interface Region Imaging Spectrograph (IRIS) have discovered a new class of numerous low-lying dynamic loop structures, and it has been argued that they are the long-postulated unresolved fine structures (UFS) that dominate the emission of the solar transition region. In this letter, we combine IRIS measurements of the properties of a sample of 108 UFS (intensities, lengths, widths, lifetimes) with 1-D non-equilibrium ionization simulations using the HYDRAD hydrodynamic model to examine whether the UFS are now truly spatially resolved in the sense of being individu"},"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":"1606.05440","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-17T08:05:46Z","cross_cats_sorted":[],"title_canon_sha256":"46923ecd1642dc1b02aaeb46beddff77c9b4a268c468648b02b0296adafe386a","abstract_canon_sha256":"e3d93532879d2bbbfe771dde6c86ed1b594c0f0b4ce258f1ea8c6bb027bfadd0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:02.379095Z","signature_b64":"30HH3IRDQykvTJrmjrhPXWNhHeEI2tcGncgNQ929iZCQdH/Tk4SWay51V/UjnfIUVgBfN0pq8g3pxiZy0vn/DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"41e33760241cc3c99a940c954135e76d0d15b528e080ac4ce5a82333e8385046","last_reissued_at":"2026-05-18T01:10:02.378652Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:02.378652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Properties and Modeling of Unresolved Fine Structure Loops Observed in the Solar Transition Region by IRIS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"David H. Brooks, Harry P. Warren, Jeffrey W. Reep","submitted_at":"2016-06-17T08:05:46Z","abstract_excerpt":"Recent observations from the Interface Region Imaging Spectrograph (IRIS) have discovered a new class of numerous low-lying dynamic loop structures, and it has been argued that they are the long-postulated unresolved fine structures (UFS) that dominate the emission of the solar transition region. In this letter, we combine IRIS measurements of the properties of a sample of 108 UFS (intensities, lengths, widths, lifetimes) with 1-D non-equilibrium ionization simulations using the HYDRAD hydrodynamic model to examine whether the UFS are now truly spatially resolved in the sense of being individu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.05440","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":"1606.05440","created_at":"2026-05-18T01:10:02.378716+00:00"},{"alias_kind":"arxiv_version","alias_value":"1606.05440v2","created_at":"2026-05-18T01:10:02.378716+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.05440","created_at":"2026-05-18T01:10:02.378716+00:00"},{"alias_kind":"pith_short_12","alias_value":"IHRTOYBEDTB4","created_at":"2026-05-18T12:30:22.444734+00:00"},{"alias_kind":"pith_short_16","alias_value":"IHRTOYBEDTB4TGUU","created_at":"2026-05-18T12:30:22.444734+00:00"},{"alias_kind":"pith_short_8","alias_value":"IHRTOYBE","created_at":"2026-05-18T12:30:22.444734+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/IHRTOYBEDTB4TGUUBSKUCNPHNU","json":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU.json","graph_json":"https://pith.science/api/pith-number/IHRTOYBEDTB4TGUUBSKUCNPHNU/graph.json","events_json":"https://pith.science/api/pith-number/IHRTOYBEDTB4TGUUBSKUCNPHNU/events.json","paper":"https://pith.science/paper/IHRTOYBE"},"agent_actions":{"view_html":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU","download_json":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU.json","view_paper":"https://pith.science/paper/IHRTOYBE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1606.05440&json=true","fetch_graph":"https://pith.science/api/pith-number/IHRTOYBEDTB4TGUUBSKUCNPHNU/graph.json","fetch_events":"https://pith.science/api/pith-number/IHRTOYBEDTB4TGUUBSKUCNPHNU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU/action/storage_attestation","attest_author":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU/action/author_attestation","sign_citation":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU/action/citation_signature","submit_replication":"https://pith.science/pith/IHRTOYBEDTB4TGUUBSKUCNPHNU/action/replication_record"}},"created_at":"2026-05-18T01:10:02.378716+00:00","updated_at":"2026-05-18T01:10:02.378716+00:00"}