{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:46Y3EOPWHS6QKOAUJFIQASODBS","short_pith_number":"pith:46Y3EOPW","canonical_record":{"source":{"id":"2607.11620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-13T14:42:22Z","cross_cats_sorted":[],"title_canon_sha256":"0f0673d9a5a470f76240fcaf043f7452bf42f22d02a3f2b239d24c1bbaaa0ec2","abstract_canon_sha256":"ef3676c55a561b4f11bcc0cf1af799311b49ae8573b9cf26dfcf8fae32f0a69c"},"schema_version":"1.0"},"canonical_sha256":"e7b1b239f63cbd05381449510049c30c93ae92519b42ab9326f4db882b0499cc","source":{"kind":"arxiv","id":"2607.11620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.11620","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"arxiv_version","alias_value":"2607.11620v1","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.11620","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_12","alias_value":"46Y3EOPWHS6Q","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_16","alias_value":"46Y3EOPWHS6QKOAU","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_8","alias_value":"46Y3EOPW","created_at":"2026-07-14T02:22:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:46Y3EOPWHS6QKOAUJFIQASODBS","target":"record","payload":{"canonical_record":{"source":{"id":"2607.11620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-13T14:42:22Z","cross_cats_sorted":[],"title_canon_sha256":"0f0673d9a5a470f76240fcaf043f7452bf42f22d02a3f2b239d24c1bbaaa0ec2","abstract_canon_sha256":"ef3676c55a561b4f11bcc0cf1af799311b49ae8573b9cf26dfcf8fae32f0a69c"},"schema_version":"1.0"},"canonical_sha256":"e7b1b239f63cbd05381449510049c30c93ae92519b42ab9326f4db882b0499cc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-14T02:22:15.255864Z","signature_b64":"quRGak0W82J02C40me58LHzBdKilLsx4XiD4550Te58Xq18H8DqjYY0lTrZGzMJIKkCPNpsHFFW9L6bG0h3wAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e7b1b239f63cbd05381449510049c30c93ae92519b42ab9326f4db882b0499cc","last_reissued_at":"2026-07-14T02:22:15.254971Z","signature_status":"signed_v1","first_computed_at":"2026-07-14T02:22:15.254971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.11620","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":"2026-07-14T02:22:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mBvE1dYDyU/SIHn5EIFw5LqwcYPFLJ9gzpOVGvmxFDbP2xzBZNNQHXou7KxK249MaZxWATyUPOB6u0wBulJhBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:23:39.218709Z"},"content_sha256":"934fa0dc66d5c86e76e27a94fb43854bb131df21a288644a285135a06b0f55bb","schema_version":"1.0","event_id":"sha256:934fa0dc66d5c86e76e27a94fb43854bb131df21a288644a285135a06b0f55bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:46Y3EOPWHS6QKOAUJFIQASODBS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stochastic Analysis of Successive Interference Cancellation in a Narrow-Beam LEO Uplink","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Ilari Angervuori, Risto Wichman","submitted_at":"2026-07-13T14:42:22Z","abstract_excerpt":"We investigate SIR distributions and order statistics of user equipments (UEs) at a typical low Earth orbit satellite base station (LEO BS) with narrow Gaussian antenna beams in the uplink. We analyze SIR distributions for the three strongest UEs under successive interference cancellation (SIC), using a Gaussian mixture shadowing model. The UEs are distributed on Earth according to a Poisson point process (PPP). We show that SIC enables each LEO BS to serve multiple UEs per beam cell, achieving simultaneously a good average network throughput and user fairness."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.11620","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/2607.11620/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":"2026-07-14T02:22:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U+BFbbK4ExZyyzbUX4Bdv3omRtQNkdCpJlAm7pHXdLP4lc5FLs0YkGVrIXq+MJDotj25+iqIKKdC/PeheRcBDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:23:39.219236Z"},"content_sha256":"38ba72f3206279cc9654f40bbfee650d22fe7f053f6336898b1cf133e04d196f","schema_version":"1.0","event_id":"sha256:38ba72f3206279cc9654f40bbfee650d22fe7f053f6336898b1cf133e04d196f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/46Y3EOPWHS6QKOAUJFIQASODBS/bundle.json","state_url":"https://pith.science/pith/46Y3EOPWHS6QKOAUJFIQASODBS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/46Y3EOPWHS6QKOAUJFIQASODBS/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":"2026-08-06T07:23:39Z","links":{"resolver":"https://pith.science/pith/46Y3EOPWHS6QKOAUJFIQASODBS","bundle":"https://pith.science/pith/46Y3EOPWHS6QKOAUJFIQASODBS/bundle.json","state":"https://pith.science/pith/46Y3EOPWHS6QKOAUJFIQASODBS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/46Y3EOPWHS6QKOAUJFIQASODBS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:46Y3EOPWHS6QKOAUJFIQASODBS","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":"ef3676c55a561b4f11bcc0cf1af799311b49ae8573b9cf26dfcf8fae32f0a69c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-13T14:42:22Z","title_canon_sha256":"0f0673d9a5a470f76240fcaf043f7452bf42f22d02a3f2b239d24c1bbaaa0ec2"},"schema_version":"1.0","source":{"id":"2607.11620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.11620","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"arxiv_version","alias_value":"2607.11620v1","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.11620","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_12","alias_value":"46Y3EOPWHS6Q","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_16","alias_value":"46Y3EOPWHS6QKOAU","created_at":"2026-07-14T02:22:15Z"},{"alias_kind":"pith_short_8","alias_value":"46Y3EOPW","created_at":"2026-07-14T02:22:15Z"}],"graph_snapshots":[{"event_id":"sha256:38ba72f3206279cc9654f40bbfee650d22fe7f053f6336898b1cf133e04d196f","target":"graph","created_at":"2026-07-14T02:22:15Z","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/2607.11620/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate SIR distributions and order statistics of user equipments (UEs) at a typical low Earth orbit satellite base station (LEO BS) with narrow Gaussian antenna beams in the uplink. We analyze SIR distributions for the three strongest UEs under successive interference cancellation (SIC), using a Gaussian mixture shadowing model. The UEs are distributed on Earth according to a Poisson point process (PPP). We show that SIC enables each LEO BS to serve multiple UEs per beam cell, achieving simultaneously a good average network throughput and user fairness.","authors_text":"Ilari Angervuori, Risto Wichman","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-13T14:42:22Z","title":"Stochastic Analysis of Successive Interference Cancellation in a Narrow-Beam LEO Uplink"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.11620","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":"sha256:934fa0dc66d5c86e76e27a94fb43854bb131df21a288644a285135a06b0f55bb","target":"record","created_at":"2026-07-14T02:22:15Z","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":"ef3676c55a561b4f11bcc0cf1af799311b49ae8573b9cf26dfcf8fae32f0a69c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-13T14:42:22Z","title_canon_sha256":"0f0673d9a5a470f76240fcaf043f7452bf42f22d02a3f2b239d24c1bbaaa0ec2"},"schema_version":"1.0","source":{"id":"2607.11620","kind":"arxiv","version":1}},"canonical_sha256":"e7b1b239f63cbd05381449510049c30c93ae92519b42ab9326f4db882b0499cc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e7b1b239f63cbd05381449510049c30c93ae92519b42ab9326f4db882b0499cc","first_computed_at":"2026-07-14T02:22:15.254971Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-14T02:22:15.254971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"quRGak0W82J02C40me58LHzBdKilLsx4XiD4550Te58Xq18H8DqjYY0lTrZGzMJIKkCPNpsHFFW9L6bG0h3wAg==","signature_status":"signed_v1","signed_at":"2026-07-14T02:22:15.255864Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.11620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:934fa0dc66d5c86e76e27a94fb43854bb131df21a288644a285135a06b0f55bb","sha256:38ba72f3206279cc9654f40bbfee650d22fe7f053f6336898b1cf133e04d196f"],"state_sha256":"9a8d51b59318d59a26e3b79c7be1d4e90f66c65480ba9d7c2fbfe59304d23d08"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7ts5Bzbqh8MQ3Bo5c4PuIaPfJcdAELya1kxHUA5GYTi72BYeT8ROz4FJKVslliQo1jBSA/X4EsiVVWIVDL8YCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T07:23:39.223077Z","bundle_sha256":"3e56677ce1f6aceaa34a1cd399748ea48b8b3c75048f1ea4b68aad0d924269ad"}}