{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:MAZIXSU5LCKFWRLW2I6VUJGC7N","short_pith_number":"pith:MAZIXSU5","canonical_record":{"source":{"id":"2207.05482","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-07-12T11:49:17Z","cross_cats_sorted":["cs.NI"],"title_canon_sha256":"129510a1b86a4284605386435f0e84aefd12c25bd2948cb0dc0f3daaac71f7aa","abstract_canon_sha256":"9f1462f5538dc3678cc7dd411e6c9d8fc658740963146ba4150f69ac823ce52f"},"schema_version":"1.0"},"canonical_sha256":"60328bca9d58945b4576d23d5a24c2fb62a21bce4c84205133e71dbfbb591419","source":{"kind":"arxiv","id":"2207.05482","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05482","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05482v1","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05482","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_12","alias_value":"MAZIXSU5LCKF","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_16","alias_value":"MAZIXSU5LCKFWRLW","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_8","alias_value":"MAZIXSU5","created_at":"2026-07-05T04:39:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:MAZIXSU5LCKFWRLW2I6VUJGC7N","target":"record","payload":{"canonical_record":{"source":{"id":"2207.05482","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-07-12T11:49:17Z","cross_cats_sorted":["cs.NI"],"title_canon_sha256":"129510a1b86a4284605386435f0e84aefd12c25bd2948cb0dc0f3daaac71f7aa","abstract_canon_sha256":"9f1462f5538dc3678cc7dd411e6c9d8fc658740963146ba4150f69ac823ce52f"},"schema_version":"1.0"},"canonical_sha256":"60328bca9d58945b4576d23d5a24c2fb62a21bce4c84205133e71dbfbb591419","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:39:43.171142Z","signature_b64":"YsOUVndxGHWcDwspdOc6NSe4+oz5DV7xQ+xHyVC2ihRzse0LDVOxkVbJOV/cdRdToZTJr+strzwo3TgWXyAABw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"60328bca9d58945b4576d23d5a24c2fb62a21bce4c84205133e71dbfbb591419","last_reissued_at":"2026-07-05T04:39:43.170684Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:39:43.170684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.05482","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":"2026-07-05T04:39:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5VS/h/6Gr7qqxk3Xbct6p1fxNHRBVIu7i+KdY6WGgTUmvUqLhuqhcMnm/E62TVRq5sTS1Iua/+EdNOHddXZQBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T10:44:42.672584Z"},"content_sha256":"458a8e9ef34e3584ffc17aac16699253782538568fbfbb0d1420b542bf98aac0","schema_version":"1.0","event_id":"sha256:458a8e9ef34e3584ffc17aac16699253782538568fbfbb0d1420b542bf98aac0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:MAZIXSU5LCKFWRLW2I6VUJGC7N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"End-to-End Capacities of Hybrid Quantum Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI"],"primary_cat":"quant-ph","authors_text":"Alasdair I. Fletcher, Cillian Harney, Stefano Pirandola","submitted_at":"2022-07-12T11:49:17Z","abstract_excerpt":"Future quantum networks will be hybrid structures, constructed from complex architectures of quantum repeaters interconnected by quantum channels that describe a variety of physical domains; predominantly optical-fiber and free-space links. In this hybrid setting, the interplay between the channel quality within network sub-structures must be carefully considered, and is pivotal for ensuring high-rate end-to-end quantum communication. In this work, we combine recent advances in the theory of point-to-point free-space channel capacities and end-to-end quantum network capacities in order to deve"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05482","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/2207.05482/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":"2026-07-05T04:39:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OvdpVwfCinM4lOCkjVZ5Af7T0DtYx0lbHUvBUV6d7kt3YJ6kMUlBe+iRx4F5eB8H+YuWi8RZXiXAXrbuX665BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T10:44:42.672959Z"},"content_sha256":"964ca58e9ca03b7de1fbed1160f008a436ba6a6227ab2858a8c24d30b6a1fc16","schema_version":"1.0","event_id":"sha256:964ca58e9ca03b7de1fbed1160f008a436ba6a6227ab2858a8c24d30b6a1fc16"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/bundle.json","state_url":"https://pith.science/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/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":"2026-07-19T10:44:42Z","links":{"resolver":"https://pith.science/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N","bundle":"https://pith.science/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/bundle.json","state":"https://pith.science/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MAZIXSU5LCKFWRLW2I6VUJGC7N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:MAZIXSU5LCKFWRLW2I6VUJGC7N","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":"9f1462f5538dc3678cc7dd411e6c9d8fc658740963146ba4150f69ac823ce52f","cross_cats_sorted":["cs.NI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-07-12T11:49:17Z","title_canon_sha256":"129510a1b86a4284605386435f0e84aefd12c25bd2948cb0dc0f3daaac71f7aa"},"schema_version":"1.0","source":{"id":"2207.05482","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05482","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05482v1","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05482","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_12","alias_value":"MAZIXSU5LCKF","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_16","alias_value":"MAZIXSU5LCKFWRLW","created_at":"2026-07-05T04:39:43Z"},{"alias_kind":"pith_short_8","alias_value":"MAZIXSU5","created_at":"2026-07-05T04:39:43Z"}],"graph_snapshots":[{"event_id":"sha256:964ca58e9ca03b7de1fbed1160f008a436ba6a6227ab2858a8c24d30b6a1fc16","target":"graph","created_at":"2026-07-05T04:39:43Z","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/2207.05482/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Future quantum networks will be hybrid structures, constructed from complex architectures of quantum repeaters interconnected by quantum channels that describe a variety of physical domains; predominantly optical-fiber and free-space links. In this hybrid setting, the interplay between the channel quality within network sub-structures must be carefully considered, and is pivotal for ensuring high-rate end-to-end quantum communication. In this work, we combine recent advances in the theory of point-to-point free-space channel capacities and end-to-end quantum network capacities in order to deve","authors_text":"Alasdair I. Fletcher, Cillian Harney, Stefano Pirandola","cross_cats":["cs.NI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-07-12T11:49:17Z","title":"End-to-End Capacities of Hybrid Quantum Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05482","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":"sha256:458a8e9ef34e3584ffc17aac16699253782538568fbfbb0d1420b542bf98aac0","target":"record","created_at":"2026-07-05T04:39:43Z","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":"9f1462f5538dc3678cc7dd411e6c9d8fc658740963146ba4150f69ac823ce52f","cross_cats_sorted":["cs.NI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-07-12T11:49:17Z","title_canon_sha256":"129510a1b86a4284605386435f0e84aefd12c25bd2948cb0dc0f3daaac71f7aa"},"schema_version":"1.0","source":{"id":"2207.05482","kind":"arxiv","version":1}},"canonical_sha256":"60328bca9d58945b4576d23d5a24c2fb62a21bce4c84205133e71dbfbb591419","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"60328bca9d58945b4576d23d5a24c2fb62a21bce4c84205133e71dbfbb591419","first_computed_at":"2026-07-05T04:39:43.170684Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:39:43.170684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YsOUVndxGHWcDwspdOc6NSe4+oz5DV7xQ+xHyVC2ihRzse0LDVOxkVbJOV/cdRdToZTJr+strzwo3TgWXyAABw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:39:43.171142Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.05482","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:458a8e9ef34e3584ffc17aac16699253782538568fbfbb0d1420b542bf98aac0","sha256:964ca58e9ca03b7de1fbed1160f008a436ba6a6227ab2858a8c24d30b6a1fc16"],"state_sha256":"58a710a6e6547b006ec2e48b863b0e3914afef98d9b9480bc704d961498dc95a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vEJHjelfxiM2pW1zEm0LZUZH7UF5oe8Byk9zbR+aIwQ0WvqidF90o21t96IkWLdpYsSr9ihTGCCsn6ai1Iq0BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-19T10:44:42.675265Z","bundle_sha256":"cbd279b411ac016c96bcd2444c5ae61410c454fe05c977d6d01cf4d780bae683"}}