{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:FLMOJ4B36HFGSJHEBO243DCGVX","short_pith_number":"pith:FLMOJ4B3","schema_version":"1.0","canonical_sha256":"2ad8e4f03bf1ca6924e40bb5cd8c46adfaef807f78677992e2298e8b0db95bea","source":{"kind":"arxiv","id":"1410.7134","version":2},"attestation_state":"computed","paper":{"title":"Radar Absorption, Basal Reflection, Thickness, and Polarization Measurements from the Ross Ice Shelf","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"C. Reed, D. Besson, E.C. Berg, J. C. Hanson, J. Tatar, J. Walker, L. Zou, M. Roumi, S.A. Kleinfelder, S.R. Klein, S.W. Barwick, T. Duffin, T. Stezelberger","submitted_at":"2014-10-27T06:40:54Z","abstract_excerpt":"Radio-glaciological parameters from Moore's Bay, in the Ross Ice Shelf, have been measured. The thickness of the ice shelf in Moore's Bay was measured from reflection times of radio-frequency pulses propagating vertically through the shelf and reflecting from the ocean, and is found to be $576\\pm8$ m. Introducing a baseline of 543$\\pm$7 m between radio transmitter and receiver allowed the computation of the basal reflection coefficient, $R$, separately from englacial loss. The depth-averaged attenuation length of the ice column, $<L >$ is shown to depend linearly on frequency. The best fit (95"},"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":"1410.7134","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-10-27T06:40:54Z","cross_cats_sorted":[],"title_canon_sha256":"a13a8962a836a9c2e2e610907e872753c9fba1ab6900da9d1b34acaf6c0e61a2","abstract_canon_sha256":"e6107e797f8983a437055418a222e4fbe7ba18f89e33aa2d4ccc07c378eb1c7e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:58.713610Z","signature_b64":"mE8wU3XBcnct6ViG5SYD+RrCL4PvB2OPkTib02aMGqZ0A5U01SwMiLMimm7CDsR9A2lvrQY2uCPnKoZaKBpJDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ad8e4f03bf1ca6924e40bb5cd8c46adfaef807f78677992e2298e8b0db95bea","last_reissued_at":"2026-05-18T02:26:58.713201Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:58.713201Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Radar Absorption, Basal Reflection, Thickness, and Polarization Measurements from the Ross Ice Shelf","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"C. Reed, D. Besson, E.C. Berg, J. C. Hanson, J. Tatar, J. Walker, L. Zou, M. Roumi, S.A. Kleinfelder, S.R. Klein, S.W. Barwick, T. Duffin, T. Stezelberger","submitted_at":"2014-10-27T06:40:54Z","abstract_excerpt":"Radio-glaciological parameters from Moore's Bay, in the Ross Ice Shelf, have been measured. The thickness of the ice shelf in Moore's Bay was measured from reflection times of radio-frequency pulses propagating vertically through the shelf and reflecting from the ocean, and is found to be $576\\pm8$ m. Introducing a baseline of 543$\\pm$7 m between radio transmitter and receiver allowed the computation of the basal reflection coefficient, $R$, separately from englacial loss. The depth-averaged attenuation length of the ice column, $<L >$ is shown to depend linearly on frequency. The best fit (95"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7134","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":"1410.7134","created_at":"2026-05-18T02:26:58.713265+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.7134v2","created_at":"2026-05-18T02:26:58.713265+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7134","created_at":"2026-05-18T02:26:58.713265+00:00"},{"alias_kind":"pith_short_12","alias_value":"FLMOJ4B36HFG","created_at":"2026-05-18T12:28:28.263976+00:00"},{"alias_kind":"pith_short_16","alias_value":"FLMOJ4B36HFGSJHE","created_at":"2026-05-18T12:28:28.263976+00:00"},{"alias_kind":"pith_short_8","alias_value":"FLMOJ4B3","created_at":"2026-05-18T12:28:28.263976+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/FLMOJ4B36HFGSJHEBO243DCGVX","json":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX.json","graph_json":"https://pith.science/api/pith-number/FLMOJ4B36HFGSJHEBO243DCGVX/graph.json","events_json":"https://pith.science/api/pith-number/FLMOJ4B36HFGSJHEBO243DCGVX/events.json","paper":"https://pith.science/paper/FLMOJ4B3"},"agent_actions":{"view_html":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX","download_json":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX.json","view_paper":"https://pith.science/paper/FLMOJ4B3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.7134&json=true","fetch_graph":"https://pith.science/api/pith-number/FLMOJ4B36HFGSJHEBO243DCGVX/graph.json","fetch_events":"https://pith.science/api/pith-number/FLMOJ4B36HFGSJHEBO243DCGVX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX/action/storage_attestation","attest_author":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX/action/author_attestation","sign_citation":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX/action/citation_signature","submit_replication":"https://pith.science/pith/FLMOJ4B36HFGSJHEBO243DCGVX/action/replication_record"}},"created_at":"2026-05-18T02:26:58.713265+00:00","updated_at":"2026-05-18T02:26:58.713265+00:00"}