{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:WZV5UBDGWGPNJN7RFJFIJKNFXP","short_pith_number":"pith:WZV5UBDG","canonical_record":{"source":{"id":"2412.12306","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SY","submitted_at":"2024-12-16T19:20:03Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"36bf069cdff91c1153c325d298ef3c73d411310b449e811caad8546cb62d9a95","abstract_canon_sha256":"ff1b1586c07add2c6662f4aec5af64dc6c5bb6f53029ac4a7f7b7e6b06396aae"},"schema_version":"1.0"},"canonical_sha256":"b66bda0466b19ed4b7f12a4a84a9a5bbfcafbcd34a84d89bbf2c6018835e1490","source":{"kind":"arxiv","id":"2412.12306","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.12306","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"arxiv_version","alias_value":"2412.12306v1","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.12306","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_12","alias_value":"WZV5UBDGWGPN","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_16","alias_value":"WZV5UBDGWGPNJN7R","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_8","alias_value":"WZV5UBDG","created_at":"2026-07-05T09:50:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:WZV5UBDGWGPNJN7RFJFIJKNFXP","target":"record","payload":{"canonical_record":{"source":{"id":"2412.12306","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SY","submitted_at":"2024-12-16T19:20:03Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"36bf069cdff91c1153c325d298ef3c73d411310b449e811caad8546cb62d9a95","abstract_canon_sha256":"ff1b1586c07add2c6662f4aec5af64dc6c5bb6f53029ac4a7f7b7e6b06396aae"},"schema_version":"1.0"},"canonical_sha256":"b66bda0466b19ed4b7f12a4a84a9a5bbfcafbcd34a84d89bbf2c6018835e1490","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:50:13.020626Z","signature_b64":"rYkQECa//ogu65km0c3W2M0KqLsrRv8tcMZ5+B0VKL5AWZDaLiU7rIz1CBDT7v82zssUXhy5+wvValqbjpjLDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b66bda0466b19ed4b7f12a4a84a9a5bbfcafbcd34a84d89bbf2c6018835e1490","last_reissued_at":"2026-07-05T09:50:13.020096Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:50:13.020096Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.12306","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:50:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+kkecuNEet8DPH07xQk2jXxF7NSr2oKg7swSHGMvDqu4mZafRIfshe7S1wYNgVLBwHNktHGsq3BSWz7SDsHXCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T21:02:09.055849Z"},"content_sha256":"db1d6c34d9e63df0dacf81e3f96b271ad7e7aa5b679539b5675c4460c97e7d8d","schema_version":"1.0","event_id":"sha256:db1d6c34d9e63df0dacf81e3f96b271ad7e7aa5b679539b5675c4460c97e7d8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:WZV5UBDGWGPNJN7RFJFIJKNFXP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra-wideband Double-Directionally Resolved Channel Measurements of Line-of-Sight Microcellular Scenarios in the Upper Mid-band","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Andreas F. Molisch, Atulya Bist, Charlie Zhang, Jorge Gomez-Ponce, Kelvin Arana, Naveed A. Abbasi, Omer Gokalp Serbetci, Tathagat Pal, Vikram Vasudevan, Young Han Nam","submitted_at":"2024-12-16T19:20:03Z","abstract_excerpt":"The growing demand for higher data rates and expanded bandwidth is driving the exploration of new frequency ranges, including the upper mid-band spectrum (6-24 GHz), which is a promising candidate for future Frequency Range 3 (FR3) applications. This paper presents ultra-wideband double-directional channel measurements in line-of-sight microcellular scenarios within the upper mid-band spectrum (6-18 GHz). Conducted in an urban street canyon environment, these measurements explore key channel characteristics such as power delay profiles, angular power spectra, path loss, delay spread, and angul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.12306","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.12306/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:50:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ED74dbUoFR2myW3RUqgqPJuqUp4Bn/J/yQbbwIQsIcBI2gsP4Qmx9f277fnV9zrdrPXRKEC8myAScWh13KnDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T21:02:09.056355Z"},"content_sha256":"fbd1c0655386869c1510fbcb4f6b7f1dadad2a4b922eaf084cd6cbdf822e1538","schema_version":"1.0","event_id":"sha256:fbd1c0655386869c1510fbcb4f6b7f1dadad2a4b922eaf084cd6cbdf822e1538"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/bundle.json","state_url":"https://pith.science/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-18T21:02:09Z","links":{"resolver":"https://pith.science/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP","bundle":"https://pith.science/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/bundle.json","state":"https://pith.science/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WZV5UBDGWGPNJN7RFJFIJKNFXP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:WZV5UBDGWGPNJN7RFJFIJKNFXP","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"ff1b1586c07add2c6662f4aec5af64dc6c5bb6f53029ac4a7f7b7e6b06396aae","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SY","submitted_at":"2024-12-16T19:20:03Z","title_canon_sha256":"36bf069cdff91c1153c325d298ef3c73d411310b449e811caad8546cb62d9a95"},"schema_version":"1.0","source":{"id":"2412.12306","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.12306","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"arxiv_version","alias_value":"2412.12306v1","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.12306","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_12","alias_value":"WZV5UBDGWGPN","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_16","alias_value":"WZV5UBDGWGPNJN7R","created_at":"2026-07-05T09:50:13Z"},{"alias_kind":"pith_short_8","alias_value":"WZV5UBDG","created_at":"2026-07-05T09:50:13Z"}],"graph_snapshots":[{"event_id":"sha256:fbd1c0655386869c1510fbcb4f6b7f1dadad2a4b922eaf084cd6cbdf822e1538","target":"graph","created_at":"2026-07-05T09:50:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.12306/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The growing demand for higher data rates and expanded bandwidth is driving the exploration of new frequency ranges, including the upper mid-band spectrum (6-24 GHz), which is a promising candidate for future Frequency Range 3 (FR3) applications. This paper presents ultra-wideband double-directional channel measurements in line-of-sight microcellular scenarios within the upper mid-band spectrum (6-18 GHz). Conducted in an urban street canyon environment, these measurements explore key channel characteristics such as power delay profiles, angular power spectra, path loss, delay spread, and angul","authors_text":"Andreas F. Molisch, Atulya Bist, Charlie Zhang, Jorge Gomez-Ponce, Kelvin Arana, Naveed A. Abbasi, Omer Gokalp Serbetci, Tathagat Pal, Vikram Vasudevan, Young Han Nam","cross_cats":["cs.SY"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SY","submitted_at":"2024-12-16T19:20:03Z","title":"Ultra-wideband Double-Directionally Resolved Channel Measurements of Line-of-Sight Microcellular Scenarios in the Upper Mid-band"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.12306","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:db1d6c34d9e63df0dacf81e3f96b271ad7e7aa5b679539b5675c4460c97e7d8d","target":"record","created_at":"2026-07-05T09:50:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"ff1b1586c07add2c6662f4aec5af64dc6c5bb6f53029ac4a7f7b7e6b06396aae","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SY","submitted_at":"2024-12-16T19:20:03Z","title_canon_sha256":"36bf069cdff91c1153c325d298ef3c73d411310b449e811caad8546cb62d9a95"},"schema_version":"1.0","source":{"id":"2412.12306","kind":"arxiv","version":1}},"canonical_sha256":"b66bda0466b19ed4b7f12a4a84a9a5bbfcafbcd34a84d89bbf2c6018835e1490","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b66bda0466b19ed4b7f12a4a84a9a5bbfcafbcd34a84d89bbf2c6018835e1490","first_computed_at":"2026-07-05T09:50:13.020096Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:50:13.020096Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rYkQECa//ogu65km0c3W2M0KqLsrRv8tcMZ5+B0VKL5AWZDaLiU7rIz1CBDT7v82zssUXhy5+wvValqbjpjLDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:50:13.020626Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.12306","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db1d6c34d9e63df0dacf81e3f96b271ad7e7aa5b679539b5675c4460c97e7d8d","sha256:fbd1c0655386869c1510fbcb4f6b7f1dadad2a4b922eaf084cd6cbdf822e1538"],"state_sha256":"45595910d9dc0a0ceba2af990c013aa89c60f012d095a715ce878efdc25a0f2c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LBCx4dLZcOfrlx0GgVmFblT0B1vkWvB4pKlYijNKdd7aZl7cGzcnTfOQIsBJY/kybc0zomkOGiF9C3YGOZr3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T21:02:09.062056Z","bundle_sha256":"6d88b85cb61c026286dc93fd302df1638db193207efa1878da3828c31bfa572f"}}