{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:52RUUQGI7G6GYC7YHXHQZU5SQ4","short_pith_number":"pith:52RUUQGI","canonical_record":{"source":{"id":"1204.5046","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2012-04-23T12:45:43Z","cross_cats_sorted":["math.IT","math.OC"],"title_canon_sha256":"7df29f49c9b1ff2bbebe187da3133473a3d77a868c8b388a6e441d0aa38c4269","abstract_canon_sha256":"8b16a94a6565fa7ddac4acdbbb52e098e579ccef5a594ce544461d535e8e2a50"},"schema_version":"1.0"},"canonical_sha256":"eea34a40c8f9bc6c0bf83dcf0cd3b28727e4030af0daf376d46d6ee22ef311dd","source":{"kind":"arxiv","id":"1204.5046","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.5046","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"arxiv_version","alias_value":"1204.5046v2","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.5046","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"pith_short_12","alias_value":"52RUUQGI7G6G","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"52RUUQGI7G6GYC7Y","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"52RUUQGI","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:52RUUQGI7G6GYC7YHXHQZU5SQ4","target":"record","payload":{"canonical_record":{"source":{"id":"1204.5046","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2012-04-23T12:45:43Z","cross_cats_sorted":["math.IT","math.OC"],"title_canon_sha256":"7df29f49c9b1ff2bbebe187da3133473a3d77a868c8b388a6e441d0aa38c4269","abstract_canon_sha256":"8b16a94a6565fa7ddac4acdbbb52e098e579ccef5a594ce544461d535e8e2a50"},"schema_version":"1.0"},"canonical_sha256":"eea34a40c8f9bc6c0bf83dcf0cd3b28727e4030af0daf376d46d6ee22ef311dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:47.378471Z","signature_b64":"vYiHInqbS9ilRBBMKJwfYuVjYF1Llh4j6Feve8DA8/2G1RkOpT710DPQVB8UDUyRbq6LpL62eAwDM+Iut0K8Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eea34a40c8f9bc6c0bf83dcf0cd3b28727e4030af0daf376d46d6ee22ef311dd","last_reissued_at":"2026-05-18T01:57:47.377797Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:47.377797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.5046","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:57:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yUcCvhaSQT231z2YKGe7yY3bU92BlEu7P++fOwu+p4RmfJipRBETpWdw8IVI1mqVFy3BxbRiQaB4hFn1OwY0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T01:08:27.863603Z"},"content_sha256":"6cd060eaa86b8e6fe310119ee931d89d6845ddb170b448e1fbecd85958599bcf","schema_version":"1.0","event_id":"sha256:6cd060eaa86b8e6fe310119ee931d89d6845ddb170b448e1fbecd85958599bcf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:52RUUQGI7G6GYC7YHXHQZU5SQ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Instantaneous Relaying: Optimal Strategies and Interference Neutralization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT","math.OC"],"primary_cat":"cs.IT","authors_text":"Eduard Jorswieck, Zuleita Ho","submitted_at":"2012-04-23T12:45:43Z","abstract_excerpt":"In a multi-user wireless network equipped with multiple relay nodes, some relays are more intelligent than other relay nodes. The intelligent relays are able to gather channel state information, perform linear processing and forward signals whereas the dumb relays is only able to serve as amplifiers. As the dumb relays are oblivious to the source and destination nodes, the wireless network can be modeled as a relay network with *smart instantaneous relay* only: the signals of source-destination arrive at the same time as source-relay-destination. Recently, instantaneous relaying is shown to im"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.5046","kind":"arxiv","version":2},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:57:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6nlMtlmyEEd2+CmyE/cpogHSHQ++0UzrfECcTsIcIpm3ihnfDMxWIEzzDy+c5k+/qRkICUXzwKlRPZb5CYsMAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T01:08:27.863970Z"},"content_sha256":"41b262c276cc9396dfb4558380038a36aed1fcc3bb4ba42e9a753ea0aa863453","schema_version":"1.0","event_id":"sha256:41b262c276cc9396dfb4558380038a36aed1fcc3bb4ba42e9a753ea0aa863453"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/bundle.json","state_url":"https://pith.science/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/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":"2026-06-02T01:08:27Z","links":{"resolver":"https://pith.science/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4","bundle":"https://pith.science/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/bundle.json","state":"https://pith.science/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/52RUUQGI7G6GYC7YHXHQZU5SQ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:52RUUQGI7G6GYC7YHXHQZU5SQ4","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":"8b16a94a6565fa7ddac4acdbbb52e098e579ccef5a594ce544461d535e8e2a50","cross_cats_sorted":["math.IT","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2012-04-23T12:45:43Z","title_canon_sha256":"7df29f49c9b1ff2bbebe187da3133473a3d77a868c8b388a6e441d0aa38c4269"},"schema_version":"1.0","source":{"id":"1204.5046","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.5046","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"arxiv_version","alias_value":"1204.5046v2","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.5046","created_at":"2026-05-18T01:57:47Z"},{"alias_kind":"pith_short_12","alias_value":"52RUUQGI7G6G","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"52RUUQGI7G6GYC7Y","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"52RUUQGI","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:41b262c276cc9396dfb4558380038a36aed1fcc3bb4ba42e9a753ea0aa863453","target":"graph","created_at":"2026-05-18T01:57:47Z","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"},"paper":{"abstract_excerpt":"In a multi-user wireless network equipped with multiple relay nodes, some relays are more intelligent than other relay nodes. The intelligent relays are able to gather channel state information, perform linear processing and forward signals whereas the dumb relays is only able to serve as amplifiers. As the dumb relays are oblivious to the source and destination nodes, the wireless network can be modeled as a relay network with *smart instantaneous relay* only: the signals of source-destination arrive at the same time as source-relay-destination. Recently, instantaneous relaying is shown to im","authors_text":"Eduard Jorswieck, Zuleita Ho","cross_cats":["math.IT","math.OC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2012-04-23T12:45:43Z","title":"Instantaneous Relaying: Optimal Strategies and Interference Neutralization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.5046","kind":"arxiv","version":2},"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":"sha256:6cd060eaa86b8e6fe310119ee931d89d6845ddb170b448e1fbecd85958599bcf","target":"record","created_at":"2026-05-18T01:57:47Z","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":"8b16a94a6565fa7ddac4acdbbb52e098e579ccef5a594ce544461d535e8e2a50","cross_cats_sorted":["math.IT","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2012-04-23T12:45:43Z","title_canon_sha256":"7df29f49c9b1ff2bbebe187da3133473a3d77a868c8b388a6e441d0aa38c4269"},"schema_version":"1.0","source":{"id":"1204.5046","kind":"arxiv","version":2}},"canonical_sha256":"eea34a40c8f9bc6c0bf83dcf0cd3b28727e4030af0daf376d46d6ee22ef311dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eea34a40c8f9bc6c0bf83dcf0cd3b28727e4030af0daf376d46d6ee22ef311dd","first_computed_at":"2026-05-18T01:57:47.377797Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:47.377797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vYiHInqbS9ilRBBMKJwfYuVjYF1Llh4j6Feve8DA8/2G1RkOpT710DPQVB8UDUyRbq6LpL62eAwDM+Iut0K8Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:47.378471Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.5046","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cd060eaa86b8e6fe310119ee931d89d6845ddb170b448e1fbecd85958599bcf","sha256:41b262c276cc9396dfb4558380038a36aed1fcc3bb4ba42e9a753ea0aa863453"],"state_sha256":"0f9e22da0609037e2e3bbb13b8c5f0340dcbdc581db456d4c153d7ee98b7ebe8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zPUwSOraHenEI+ZFELlplDV6/y1KoAwiO6er+Oqk1L0ZMMRvVcuv19N8XbQR3X2Mk0KA520+WmE30DcqaSOoCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T01:08:27.865873Z","bundle_sha256":"ac7d0d3f8af87c5987e82863377cab5afeb498b211ba76596ffd65f4751ae7d8"}}