{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:4XGETSMTF2XN7IOLIOYYBCAOCN","short_pith_number":"pith:4XGETSMT","schema_version":"1.0","canonical_sha256":"e5cc49c9932eaedfa1cb43b180880e13721986f1cd53e96fbdc7d5e98813308f","source":{"kind":"arxiv","id":"1905.05729","version":1},"attestation_state":"computed","paper":{"title":"Design and Experimental Validation of a Software-Defined Radio Access Network Testbed with Slicing Support","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"A. Umbert, E. Coronado, F. Casadevall, J. Perez-Romero, K. Koutlia, R. Ferrus, R. Riggio","submitted_at":"2019-05-14T17:18:08Z","abstract_excerpt":"Network slicing is a fundamental feature of 5G systems to partition a single network into a number of segregated logical networks, each optimized for a particular type of service, or dedicated to a particular customer or application. The realization of network slicing is particularly challenging in the Radio Access Network (RAN) part, where multiple slices can be multiplexed over the same radio channel and Radio Resource Management (RRM) functions shall be used to split the cell radio resources and achieve the expected behaviour per slice. In this context, this paper describes the key design a"},"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":"1905.05729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-05-14T17:18:08Z","cross_cats_sorted":[],"title_canon_sha256":"523732e316dd1ec5071493d5367dd8d63ff6644f506f4f044425e00372c39dc5","abstract_canon_sha256":"77a5888973fe2d253ac957d6c3a14884f355849a98d74c6ade62264b2998c55e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:13.718221Z","signature_b64":"tJ8oI8hSekBdNKixVoOiETZ6ED1VOSVEJbMbKLZTCy4SBrl48HhAJikhfml86PhPOxc2np4noo9xdFdNaYQvBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5cc49c9932eaedfa1cb43b180880e13721986f1cd53e96fbdc7d5e98813308f","last_reissued_at":"2026-05-17T23:46:13.717793Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:13.717793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Design and Experimental Validation of a Software-Defined Radio Access Network Testbed with Slicing Support","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"A. Umbert, E. Coronado, F. Casadevall, J. Perez-Romero, K. Koutlia, R. Ferrus, R. Riggio","submitted_at":"2019-05-14T17:18:08Z","abstract_excerpt":"Network slicing is a fundamental feature of 5G systems to partition a single network into a number of segregated logical networks, each optimized for a particular type of service, or dedicated to a particular customer or application. The realization of network slicing is particularly challenging in the Radio Access Network (RAN) part, where multiple slices can be multiplexed over the same radio channel and Radio Resource Management (RRM) functions shall be used to split the cell radio resources and achieve the expected behaviour per slice. In this context, this paper describes the key design a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.05729","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":"1905.05729","created_at":"2026-05-17T23:46:13.717858+00:00"},{"alias_kind":"arxiv_version","alias_value":"1905.05729v1","created_at":"2026-05-17T23:46:13.717858+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.05729","created_at":"2026-05-17T23:46:13.717858+00:00"},{"alias_kind":"pith_short_12","alias_value":"4XGETSMTF2XN","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"4XGETSMTF2XN7IOL","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"4XGETSMT","created_at":"2026-05-18T12:33:10.108867+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/4XGETSMTF2XN7IOLIOYYBCAOCN","json":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN.json","graph_json":"https://pith.science/api/pith-number/4XGETSMTF2XN7IOLIOYYBCAOCN/graph.json","events_json":"https://pith.science/api/pith-number/4XGETSMTF2XN7IOLIOYYBCAOCN/events.json","paper":"https://pith.science/paper/4XGETSMT"},"agent_actions":{"view_html":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN","download_json":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN.json","view_paper":"https://pith.science/paper/4XGETSMT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1905.05729&json=true","fetch_graph":"https://pith.science/api/pith-number/4XGETSMTF2XN7IOLIOYYBCAOCN/graph.json","fetch_events":"https://pith.science/api/pith-number/4XGETSMTF2XN7IOLIOYYBCAOCN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN/action/storage_attestation","attest_author":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN/action/author_attestation","sign_citation":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN/action/citation_signature","submit_replication":"https://pith.science/pith/4XGETSMTF2XN7IOLIOYYBCAOCN/action/replication_record"}},"created_at":"2026-05-17T23:46:13.717858+00:00","updated_at":"2026-05-17T23:46:13.717858+00:00"}