{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DNNDAZEWZCEV3TWLHE26NQ24QV","short_pith_number":"pith:DNNDAZEW","canonical_record":{"source":{"id":"2507.08299","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-11T04:09:44Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"f2f669ea3aa45fa298e3ad1aa7f43959e14836b33a1bfcb2955b6e57798407f2","abstract_canon_sha256":"99a30b506e7ef20f9940513243e5f974f4993a2fc5051312854ba92a14f2504f"},"schema_version":"1.0"},"canonical_sha256":"1b5a306496c8895dcecb3935e6c35c8571e472867a68244611cb52fe730f5b67","source":{"kind":"arxiv","id":"2507.08299","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.08299","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"arxiv_version","alias_value":"2507.08299v3","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.08299","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_12","alias_value":"DNNDAZEWZCEV","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_16","alias_value":"DNNDAZEWZCEV3TWL","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_8","alias_value":"DNNDAZEW","created_at":"2026-05-21T01:04:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DNNDAZEWZCEV3TWLHE26NQ24QV","target":"record","payload":{"canonical_record":{"source":{"id":"2507.08299","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-11T04:09:44Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"f2f669ea3aa45fa298e3ad1aa7f43959e14836b33a1bfcb2955b6e57798407f2","abstract_canon_sha256":"99a30b506e7ef20f9940513243e5f974f4993a2fc5051312854ba92a14f2504f"},"schema_version":"1.0"},"canonical_sha256":"1b5a306496c8895dcecb3935e6c35c8571e472867a68244611cb52fe730f5b67","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T01:04:15.045867Z","signature_b64":"hJpaY9GcHErT5kvlvOeuTg9+4U6TX3vVosUhMjWi4ANBbsOtX2phLUEY/nupcJe9hr+RJYuf/2XHoaRPeEljDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b5a306496c8895dcecb3935e6c35c8571e472867a68244611cb52fe730f5b67","last_reissued_at":"2026-05-21T01:04:15.045073Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T01:04:15.045073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.08299","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-21T01:04:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Am+582GOLfju87cfqKEH8cxS3edVnSRx2qkp3e88UdNsNELsrCwyuNLA+tYkBRX9xiQCQJR6jrrOj4L7PBMCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:44:25.403080Z"},"content_sha256":"9b11174fefcca8e127c4d93157173229254922ed64f491a0b03e10685b3fcf1c","schema_version":"1.0","event_id":"sha256:9b11174fefcca8e127c4d93157173229254922ed64f491a0b03e10685b3fcf1c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DNNDAZEWZCEV3TWLHE26NQ24QV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Two-Level Distributed Interference Management for Large-Scale HAPS-Empowered vHetNets","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Afsoon Alidadi Shamsabadi, Animesh Yadav, Halim Yanikomeroglu","submitted_at":"2025-07-11T04:09:44Z","abstract_excerpt":"High altitude platform stations (HAPS) offer a promising solution for achieving ubiquitous connectivity in next-generation wireless networks (xG). Integrating HAPS with terrestrial networks, creating HAPS-empowered vertical heterogeneous networks (vHetNets), significantly improves coverage and capacity and supports emerging novel use cases. In HAPS-empowered vHetNets, HAPS and terrestrial network tiers can share the same spectrum, forming harmonized spectrum vHetNets that enhance spectral efficiency (SE). However, harmonized spectrum vHetNets face major challenges, including severe co-channel "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.08299","kind":"arxiv","version":3},"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/2507.08299/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":"2026-05-21T01:04:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qd2zOGAQ8/kJ122W/7O4G/XYjpNGiVpxMkiGw4ZZW8Gfl6Y7Cp9BEap8AfXm4G2vsq6VCQxOD8ZGI+E5fvb+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:44:25.403483Z"},"content_sha256":"be5e50a89b262c24a6c1d8b61df2af9fed80c4b5a4933ba5395ed761466abd5f","schema_version":"1.0","event_id":"sha256:be5e50a89b262c24a6c1d8b61df2af9fed80c4b5a4933ba5395ed761466abd5f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/bundle.json","state_url":"https://pith.science/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/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":"2026-06-01T22:44:25Z","links":{"resolver":"https://pith.science/pith/DNNDAZEWZCEV3TWLHE26NQ24QV","bundle":"https://pith.science/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/bundle.json","state":"https://pith.science/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DNNDAZEWZCEV3TWLHE26NQ24QV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DNNDAZEWZCEV3TWLHE26NQ24QV","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":"99a30b506e7ef20f9940513243e5f974f4993a2fc5051312854ba92a14f2504f","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-11T04:09:44Z","title_canon_sha256":"f2f669ea3aa45fa298e3ad1aa7f43959e14836b33a1bfcb2955b6e57798407f2"},"schema_version":"1.0","source":{"id":"2507.08299","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.08299","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"arxiv_version","alias_value":"2507.08299v3","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.08299","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_12","alias_value":"DNNDAZEWZCEV","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_16","alias_value":"DNNDAZEWZCEV3TWL","created_at":"2026-05-21T01:04:15Z"},{"alias_kind":"pith_short_8","alias_value":"DNNDAZEW","created_at":"2026-05-21T01:04:15Z"}],"graph_snapshots":[{"event_id":"sha256:be5e50a89b262c24a6c1d8b61df2af9fed80c4b5a4933ba5395ed761466abd5f","target":"graph","created_at":"2026-05-21T01:04:15Z","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/2507.08299/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"High altitude platform stations (HAPS) offer a promising solution for achieving ubiquitous connectivity in next-generation wireless networks (xG). Integrating HAPS with terrestrial networks, creating HAPS-empowered vertical heterogeneous networks (vHetNets), significantly improves coverage and capacity and supports emerging novel use cases. In HAPS-empowered vHetNets, HAPS and terrestrial network tiers can share the same spectrum, forming harmonized spectrum vHetNets that enhance spectral efficiency (SE). However, harmonized spectrum vHetNets face major challenges, including severe co-channel ","authors_text":"Afsoon Alidadi Shamsabadi, Animesh Yadav, Halim Yanikomeroglu","cross_cats":["cs.SY"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-11T04:09:44Z","title":"Two-Level Distributed Interference Management for Large-Scale HAPS-Empowered vHetNets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.08299","kind":"arxiv","version":3},"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":"sha256:9b11174fefcca8e127c4d93157173229254922ed64f491a0b03e10685b3fcf1c","target":"record","created_at":"2026-05-21T01:04:15Z","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":"99a30b506e7ef20f9940513243e5f974f4993a2fc5051312854ba92a14f2504f","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-11T04:09:44Z","title_canon_sha256":"f2f669ea3aa45fa298e3ad1aa7f43959e14836b33a1bfcb2955b6e57798407f2"},"schema_version":"1.0","source":{"id":"2507.08299","kind":"arxiv","version":3}},"canonical_sha256":"1b5a306496c8895dcecb3935e6c35c8571e472867a68244611cb52fe730f5b67","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b5a306496c8895dcecb3935e6c35c8571e472867a68244611cb52fe730f5b67","first_computed_at":"2026-05-21T01:04:15.045073Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T01:04:15.045073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hJpaY9GcHErT5kvlvOeuTg9+4U6TX3vVosUhMjWi4ANBbsOtX2phLUEY/nupcJe9hr+RJYuf/2XHoaRPeEljDQ==","signature_status":"signed_v1","signed_at":"2026-05-21T01:04:15.045867Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.08299","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b11174fefcca8e127c4d93157173229254922ed64f491a0b03e10685b3fcf1c","sha256:be5e50a89b262c24a6c1d8b61df2af9fed80c4b5a4933ba5395ed761466abd5f"],"state_sha256":"1695fc8173d7077d65e7c9fc81a208ae06704797b36430e069d0597991419f43"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bprBlicYUrIAT+C8KsdmhdF27E0ubm1kaaAkwZ9C1ggsVhvNAOr98Z087J64FLcvCf2MMVPhwrMEDhOETB6bCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:44:25.406859Z","bundle_sha256":"9608e7d064e5f9aec0860d742bd2bbdb1407eef51615863f80be76aa0753a345"}}