{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:3RANB4MAD6X5HYBVAR4QILEPVG","short_pith_number":"pith:3RANB4MA","canonical_record":{"source":{"id":"2412.04252","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-12-05T15:33:03Z","cross_cats_sorted":[],"title_canon_sha256":"22ac888874a4487fe54f92b7a2e5a6086834b18bcef911e7878378c3f698202c","abstract_canon_sha256":"4032d7118b9ac5f70d76994f41f0e149220e3428012f6989eb884cd07915e2a0"},"schema_version":"1.0"},"canonical_sha256":"dc40d0f1801fafd3e0350479042c8fa9b78905cde2b8dc62f6ac40bfa33ce387","source":{"kind":"arxiv","id":"2412.04252","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.04252","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"arxiv_version","alias_value":"2412.04252v3","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.04252","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_12","alias_value":"3RANB4MAD6X5","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_16","alias_value":"3RANB4MAD6X5HYBV","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_8","alias_value":"3RANB4MA","created_at":"2026-07-05T11:43:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:3RANB4MAD6X5HYBVAR4QILEPVG","target":"record","payload":{"canonical_record":{"source":{"id":"2412.04252","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-12-05T15:33:03Z","cross_cats_sorted":[],"title_canon_sha256":"22ac888874a4487fe54f92b7a2e5a6086834b18bcef911e7878378c3f698202c","abstract_canon_sha256":"4032d7118b9ac5f70d76994f41f0e149220e3428012f6989eb884cd07915e2a0"},"schema_version":"1.0"},"canonical_sha256":"dc40d0f1801fafd3e0350479042c8fa9b78905cde2b8dc62f6ac40bfa33ce387","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:43:29.879094Z","signature_b64":"yPrjNAX3SJ/65bVFtdLDneGTsEq344XZeVScLUoNVRPw5EUkf5cMyCQV232BvjVhRmZhpi4P8pBBdT/LAiXRBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc40d0f1801fafd3e0350479042c8fa9b78905cde2b8dc62f6ac40bfa33ce387","last_reissued_at":"2026-07-05T11:43:29.878595Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:43:29.878595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.04252","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":"2026-07-05T11:43:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w6w2rlM/tBRggWUP3S8aJa0fBawKPGVL/SfKAJ2ZFHAFFE9yX+Qetoxp7/wZxNMOb9t1q3hzetFXBE9ndrNuCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T22:00:45.755684Z"},"content_sha256":"f47f01c063f117628518686a8a8502d59933cb78c3f357da1bf7677829806747","schema_version":"1.0","event_id":"sha256:f47f01c063f117628518686a8a8502d59933cb78c3f357da1bf7677829806747"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:3RANB4MAD6X5HYBVAR4QILEPVG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A resource- and computationally-efficient protocol for multipartite entanglement distribution in Bell-pair networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Peter van Loock, S. Siddardha Chelluri, Sumeet Khatri","submitted_at":"2024-12-05T15:33:03Z","abstract_excerpt":"Multipartite entangled states, particularly Greenberger--Horne--Zeilinger (GHZ) and other graph states, are important resources in multiparty quantum network protocols and measurement-based quantum computing. We consider the problem of generating such states from networks of bipartite entangled (Bell) pairs. We adopt the perspective that, in practice, unlike the traditional information-theoretic setting, local operations and classical communications are not free. Consequently, protocols should not only be efficient with respect to the number of consumed Bell pairs, as typically considered, but"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.04252","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/2412.04252/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":"2026-07-05T11:43:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s13ckPKlP8dCYL54CRRq0cQsKrXdQvvBdSCI9sG/Yf88dfBaAT2i8cyH9BCbpIyqlLQM2QKSNhcsq40daV1qCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T22:00:45.756188Z"},"content_sha256":"04ad2a17bef6a3daa09ead94a30f18d4cac99b833af40b2db3e1781ceba86be7","schema_version":"1.0","event_id":"sha256:04ad2a17bef6a3daa09ead94a30f18d4cac99b833af40b2db3e1781ceba86be7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3RANB4MAD6X5HYBVAR4QILEPVG/bundle.json","state_url":"https://pith.science/pith/3RANB4MAD6X5HYBVAR4QILEPVG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3RANB4MAD6X5HYBVAR4QILEPVG/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":"2026-08-13T22:00:45Z","links":{"resolver":"https://pith.science/pith/3RANB4MAD6X5HYBVAR4QILEPVG","bundle":"https://pith.science/pith/3RANB4MAD6X5HYBVAR4QILEPVG/bundle.json","state":"https://pith.science/pith/3RANB4MAD6X5HYBVAR4QILEPVG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3RANB4MAD6X5HYBVAR4QILEPVG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:3RANB4MAD6X5HYBVAR4QILEPVG","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":"4032d7118b9ac5f70d76994f41f0e149220e3428012f6989eb884cd07915e2a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-12-05T15:33:03Z","title_canon_sha256":"22ac888874a4487fe54f92b7a2e5a6086834b18bcef911e7878378c3f698202c"},"schema_version":"1.0","source":{"id":"2412.04252","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.04252","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"arxiv_version","alias_value":"2412.04252v3","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.04252","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_12","alias_value":"3RANB4MAD6X5","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_16","alias_value":"3RANB4MAD6X5HYBV","created_at":"2026-07-05T11:43:29Z"},{"alias_kind":"pith_short_8","alias_value":"3RANB4MA","created_at":"2026-07-05T11:43:29Z"}],"graph_snapshots":[{"event_id":"sha256:04ad2a17bef6a3daa09ead94a30f18d4cac99b833af40b2db3e1781ceba86be7","target":"graph","created_at":"2026-07-05T11:43:29Z","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/2412.04252/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multipartite entangled states, particularly Greenberger--Horne--Zeilinger (GHZ) and other graph states, are important resources in multiparty quantum network protocols and measurement-based quantum computing. We consider the problem of generating such states from networks of bipartite entangled (Bell) pairs. We adopt the perspective that, in practice, unlike the traditional information-theoretic setting, local operations and classical communications are not free. Consequently, protocols should not only be efficient with respect to the number of consumed Bell pairs, as typically considered, but","authors_text":"Peter van Loock, S. Siddardha Chelluri, Sumeet Khatri","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-12-05T15:33:03Z","title":"A resource- and computationally-efficient protocol for multipartite entanglement distribution in Bell-pair networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.04252","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:f47f01c063f117628518686a8a8502d59933cb78c3f357da1bf7677829806747","target":"record","created_at":"2026-07-05T11:43:29Z","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":"4032d7118b9ac5f70d76994f41f0e149220e3428012f6989eb884cd07915e2a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-12-05T15:33:03Z","title_canon_sha256":"22ac888874a4487fe54f92b7a2e5a6086834b18bcef911e7878378c3f698202c"},"schema_version":"1.0","source":{"id":"2412.04252","kind":"arxiv","version":3}},"canonical_sha256":"dc40d0f1801fafd3e0350479042c8fa9b78905cde2b8dc62f6ac40bfa33ce387","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dc40d0f1801fafd3e0350479042c8fa9b78905cde2b8dc62f6ac40bfa33ce387","first_computed_at":"2026-07-05T11:43:29.878595Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:43:29.878595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yPrjNAX3SJ/65bVFtdLDneGTsEq344XZeVScLUoNVRPw5EUkf5cMyCQV232BvjVhRmZhpi4P8pBBdT/LAiXRBg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:43:29.879094Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.04252","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f47f01c063f117628518686a8a8502d59933cb78c3f357da1bf7677829806747","sha256:04ad2a17bef6a3daa09ead94a30f18d4cac99b833af40b2db3e1781ceba86be7"],"state_sha256":"0623fb83db9b4823203bb7e266660311dbdc890885a48da4ed6f2f9692132a0a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wET3jLWxwUCAT3nKTDUq0wbPrMId198qln98grD4+nenOignTre2W7ug95TzxZkCh8Tl84XU+Vk0dSF6Qv4sCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T22:00:45.775974Z","bundle_sha256":"9318f7a93370750b0862129876280a0ab23af982953cc7c19aea6b9e701235c7"}}