{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:EVTN4K22FGVAMUEENKZ36AOTWF","short_pith_number":"pith:EVTN4K22","canonical_record":{"source":{"id":"2607.18426","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2026-07-20T18:16:42Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"c8f40589da0310322894bc1980c4eafe609a5daafcd50409aa4070577937849f","abstract_canon_sha256":"e84f70eb4720045829b41948180c26708d3615e9f5bd5c5b9f435f9c5681358c"},"schema_version":"1.0"},"canonical_sha256":"2566de2b5a29aa0650846ab3bf01d3b14946d2597aaa31dd5c33b2160faff819","source":{"kind":"arxiv","id":"2607.18426","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18426","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18426v1","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18426","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_12","alias_value":"EVTN4K22FGVA","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_16","alias_value":"EVTN4K22FGVAMUEE","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_8","alias_value":"EVTN4K22","created_at":"2026-07-22T00:22:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:EVTN4K22FGVAMUEENKZ36AOTWF","target":"record","payload":{"canonical_record":{"source":{"id":"2607.18426","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2026-07-20T18:16:42Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"c8f40589da0310322894bc1980c4eafe609a5daafcd50409aa4070577937849f","abstract_canon_sha256":"e84f70eb4720045829b41948180c26708d3615e9f5bd5c5b9f435f9c5681358c"},"schema_version":"1.0"},"canonical_sha256":"2566de2b5a29aa0650846ab3bf01d3b14946d2597aaa31dd5c33b2160faff819","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-22T00:22:47.786826Z","signature_b64":"Ztwa6IMtHP5QVQ9wMCTayyGqHOwbOXlvJ1NVX/SStFNXTnalsMmad50eKVdhewB8N2OANKBbNYrxnjjOnOcTCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2566de2b5a29aa0650846ab3bf01d3b14946d2597aaa31dd5c33b2160faff819","last_reissued_at":"2026-07-22T00:22:47.786033Z","signature_status":"signed_v1","first_computed_at":"2026-07-22T00:22:47.786033Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.18426","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":"2026-07-22T00:22:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PuxCwrc0H7FmPNm4jHPMBjmtrXD6ITuhkhEx4fOnBYGZuaby7QzEnJ+XNFbieXrST4FV8Jkukcgohj0256JjAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:50:25.972078Z"},"content_sha256":"39b6661c9d802e1492e3fa5bb5186ccf1f163e94e10b0c8f94ba9350c338d1e5","schema_version":"1.0","event_id":"sha256:39b6661c9d802e1492e3fa5bb5186ccf1f163e94e10b0c8f94ba9350c338d1e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:EVTN4K22FGVAMUEENKZ36AOTWF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HARQ for Slow Fluid Antenna Multiple Access","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Hanjiang Hong, Hyundong Shin, Kai-Kit Wong, Sixu Han","submitted_at":"2026-07-20T18:16:42Z","abstract_excerpt":"Slow fluid antenna multiple access (sFAMA), enabled by the fluid antenna system (FAS), has recently emerged as a practical and low-complexity paradigm for supporting massive wireless connectivity. While existing studies have characterized its physical-layer performance under one-shot transmission, its interaction with retransmission protocols and the resulting networking performance remain largely unexplored. In this paper, we study a downlink hybrid automatic repeat request (HARQ)-assisted sFAMA framework, termed HARQ-sFAMA, in which each user performs distinguished port selection in every HA"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18426","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/2607.18426/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":"2026-07-22T00:22:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZZOmuYiilWd6QvbtzPYOzYylx/rjSgUUV/Une+r0Q/EVAZObaldRzWAnqLUfsCI+ecrSUOv3Sq1pfg8334mkBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:50:25.972608Z"},"content_sha256":"f1085713c485444d34f33a078363cb1a5f490c67791dae46a6594cc0881e2d99","schema_version":"1.0","event_id":"sha256:f1085713c485444d34f33a078363cb1a5f490c67791dae46a6594cc0881e2d99"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EVTN4K22FGVAMUEENKZ36AOTWF/bundle.json","state_url":"https://pith.science/pith/EVTN4K22FGVAMUEENKZ36AOTWF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EVTN4K22FGVAMUEENKZ36AOTWF/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":"2026-08-06T07:50:25Z","links":{"resolver":"https://pith.science/pith/EVTN4K22FGVAMUEENKZ36AOTWF","bundle":"https://pith.science/pith/EVTN4K22FGVAMUEENKZ36AOTWF/bundle.json","state":"https://pith.science/pith/EVTN4K22FGVAMUEENKZ36AOTWF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EVTN4K22FGVAMUEENKZ36AOTWF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:EVTN4K22FGVAMUEENKZ36AOTWF","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":"e84f70eb4720045829b41948180c26708d3615e9f5bd5c5b9f435f9c5681358c","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2026-07-20T18:16:42Z","title_canon_sha256":"c8f40589da0310322894bc1980c4eafe609a5daafcd50409aa4070577937849f"},"schema_version":"1.0","source":{"id":"2607.18426","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18426","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18426v1","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18426","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_12","alias_value":"EVTN4K22FGVA","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_16","alias_value":"EVTN4K22FGVAMUEE","created_at":"2026-07-22T00:22:47Z"},{"alias_kind":"pith_short_8","alias_value":"EVTN4K22","created_at":"2026-07-22T00:22:47Z"}],"graph_snapshots":[{"event_id":"sha256:f1085713c485444d34f33a078363cb1a5f490c67791dae46a6594cc0881e2d99","target":"graph","created_at":"2026-07-22T00:22:47Z","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/2607.18426/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Slow fluid antenna multiple access (sFAMA), enabled by the fluid antenna system (FAS), has recently emerged as a practical and low-complexity paradigm for supporting massive wireless connectivity. While existing studies have characterized its physical-layer performance under one-shot transmission, its interaction with retransmission protocols and the resulting networking performance remain largely unexplored. In this paper, we study a downlink hybrid automatic repeat request (HARQ)-assisted sFAMA framework, termed HARQ-sFAMA, in which each user performs distinguished port selection in every HA","authors_text":"Hanjiang Hong, Hyundong Shin, Kai-Kit Wong, Sixu Han","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2026-07-20T18:16:42Z","title":"HARQ for Slow Fluid Antenna Multiple Access"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18426","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":"sha256:39b6661c9d802e1492e3fa5bb5186ccf1f163e94e10b0c8f94ba9350c338d1e5","target":"record","created_at":"2026-07-22T00:22:47Z","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":"e84f70eb4720045829b41948180c26708d3615e9f5bd5c5b9f435f9c5681358c","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2026-07-20T18:16:42Z","title_canon_sha256":"c8f40589da0310322894bc1980c4eafe609a5daafcd50409aa4070577937849f"},"schema_version":"1.0","source":{"id":"2607.18426","kind":"arxiv","version":1}},"canonical_sha256":"2566de2b5a29aa0650846ab3bf01d3b14946d2597aaa31dd5c33b2160faff819","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2566de2b5a29aa0650846ab3bf01d3b14946d2597aaa31dd5c33b2160faff819","first_computed_at":"2026-07-22T00:22:47.786033Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-22T00:22:47.786033Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ztwa6IMtHP5QVQ9wMCTayyGqHOwbOXlvJ1NVX/SStFNXTnalsMmad50eKVdhewB8N2OANKBbNYrxnjjOnOcTCg==","signature_status":"signed_v1","signed_at":"2026-07-22T00:22:47.786826Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.18426","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39b6661c9d802e1492e3fa5bb5186ccf1f163e94e10b0c8f94ba9350c338d1e5","sha256:f1085713c485444d34f33a078363cb1a5f490c67791dae46a6594cc0881e2d99"],"state_sha256":"3d980fff96327237594417852a868ebffb483520bc40f7089e51565d7264123d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f2EYjngSmmw9KNCgbzydnxy/izAMdfqImyTNkunOdFweNXOQnPeZgK/pKnLnDi+84E6Az3CBM7DjCmBOh5gtBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T07:50:25.976470Z","bundle_sha256":"f43f5e2e3a0bd48bc83fa82c9fac92b9baa54e65cf9dddaf38613238f857e9ec"}}