{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:VD7IM4DFWDQJ5S57AROKZIBVUG","short_pith_number":"pith:VD7IM4DF","canonical_record":{"source":{"id":"2409.06152","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-10T01:55:01Z","cross_cats_sorted":["cs.NI"],"title_canon_sha256":"a362d086c026a66ad7e42ed6f3e777b3b27cfbbb353f7fa035ec10f5d60e368b","abstract_canon_sha256":"7b05a75147a2d66c2e7096a5bd58b80f6e56262f51db7924c3bfed69c02a632a"},"schema_version":"1.0"},"canonical_sha256":"a8fe867065b0e09ecbbf045caca035a18b3dc473c7775de3d087fddc65ed1265","source":{"kind":"arxiv","id":"2409.06152","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.06152","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"arxiv_version","alias_value":"2409.06152v3","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.06152","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_12","alias_value":"VD7IM4DFWDQJ","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_16","alias_value":"VD7IM4DFWDQJ5S57","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_8","alias_value":"VD7IM4DF","created_at":"2026-07-05T11:38:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:VD7IM4DFWDQJ5S57AROKZIBVUG","target":"record","payload":{"canonical_record":{"source":{"id":"2409.06152","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-10T01:55:01Z","cross_cats_sorted":["cs.NI"],"title_canon_sha256":"a362d086c026a66ad7e42ed6f3e777b3b27cfbbb353f7fa035ec10f5d60e368b","abstract_canon_sha256":"7b05a75147a2d66c2e7096a5bd58b80f6e56262f51db7924c3bfed69c02a632a"},"schema_version":"1.0"},"canonical_sha256":"a8fe867065b0e09ecbbf045caca035a18b3dc473c7775de3d087fddc65ed1265","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:38:24.168670Z","signature_b64":"hJl1R8JQykDwUBP6uJXtPy4fNNX/dJR+mnedmmRTEfXypEP20jO+eUtUPWrn/dpAcMhmW9lwjp1Nz5u93ADSBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8fe867065b0e09ecbbf045caca035a18b3dc473c7775de3d087fddc65ed1265","last_reissued_at":"2026-07-05T11:38:24.168125Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:38:24.168125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.06152","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":"2026-07-05T11:38:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mha+oN3aheMo6LA3+VLrtbEhcYE8Axa1Pg5pGP4jDbD5aamF27y81b4zcsN9fr0NdRlZRIl2ij1svk4SBnLSDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:24:38.821182Z"},"content_sha256":"680a7cead1106a20db56492e1246da3b716bfdadf9bc0f16ef224912fff323f7","schema_version":"1.0","event_id":"sha256:680a7cead1106a20db56492e1246da3b716bfdadf9bc0f16ef224912fff323f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:VD7IM4DFWDQJ5S57AROKZIBVUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comparing One- and Two-way Quantum Repeater Architectures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI"],"primary_cat":"quant-ph","authors_text":"Don Towsley, Kenneth Goodenough, Prateek Mantri","submitted_at":"2024-09-10T01:55:01Z","abstract_excerpt":"Quantum repeaters are an essential building block for realizing long-distance quantum communications. However, due to the fragile nature of quantum information, these repeaters suffer from loss and operational errors. Prior works have classified repeaters into three broad categories based on their use of probabilistic or near-deterministic methods to mitigate these errors. Besides differences in classical communication times, these approaches also vary in technological complexity, with near-deterministic methods requiring more advanced hardware. Recent increases in memory availability and adva"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.06152","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/2409.06152/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":"2026-07-05T11:38:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JM4rq/DdswhbsRp2ezOkFERUZTgYcyeXubB3pdEIg+/n2aTyGn4r95A58eccEKV/MWvHx0vSLgGQey1FVa2FBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:24:38.821701Z"},"content_sha256":"0531e28af2742b19924027a0fc6014af67b2d1f39cb632d12e8b4f659094dc7a","schema_version":"1.0","event_id":"sha256:0531e28af2742b19924027a0fc6014af67b2d1f39cb632d12e8b4f659094dc7a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/bundle.json","state_url":"https://pith.science/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/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":"2026-08-16T21:24:38Z","links":{"resolver":"https://pith.science/pith/VD7IM4DFWDQJ5S57AROKZIBVUG","bundle":"https://pith.science/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/bundle.json","state":"https://pith.science/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VD7IM4DFWDQJ5S57AROKZIBVUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:VD7IM4DFWDQJ5S57AROKZIBVUG","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":"7b05a75147a2d66c2e7096a5bd58b80f6e56262f51db7924c3bfed69c02a632a","cross_cats_sorted":["cs.NI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-10T01:55:01Z","title_canon_sha256":"a362d086c026a66ad7e42ed6f3e777b3b27cfbbb353f7fa035ec10f5d60e368b"},"schema_version":"1.0","source":{"id":"2409.06152","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.06152","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"arxiv_version","alias_value":"2409.06152v3","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.06152","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_12","alias_value":"VD7IM4DFWDQJ","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_16","alias_value":"VD7IM4DFWDQJ5S57","created_at":"2026-07-05T11:38:24Z"},{"alias_kind":"pith_short_8","alias_value":"VD7IM4DF","created_at":"2026-07-05T11:38:24Z"}],"graph_snapshots":[{"event_id":"sha256:0531e28af2742b19924027a0fc6014af67b2d1f39cb632d12e8b4f659094dc7a","target":"graph","created_at":"2026-07-05T11:38:24Z","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/2409.06152/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum repeaters are an essential building block for realizing long-distance quantum communications. However, due to the fragile nature of quantum information, these repeaters suffer from loss and operational errors. Prior works have classified repeaters into three broad categories based on their use of probabilistic or near-deterministic methods to mitigate these errors. Besides differences in classical communication times, these approaches also vary in technological complexity, with near-deterministic methods requiring more advanced hardware. Recent increases in memory availability and adva","authors_text":"Don Towsley, Kenneth Goodenough, Prateek Mantri","cross_cats":["cs.NI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-10T01:55:01Z","title":"Comparing One- and Two-way Quantum Repeater Architectures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.06152","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":"sha256:680a7cead1106a20db56492e1246da3b716bfdadf9bc0f16ef224912fff323f7","target":"record","created_at":"2026-07-05T11:38:24Z","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":"7b05a75147a2d66c2e7096a5bd58b80f6e56262f51db7924c3bfed69c02a632a","cross_cats_sorted":["cs.NI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-10T01:55:01Z","title_canon_sha256":"a362d086c026a66ad7e42ed6f3e777b3b27cfbbb353f7fa035ec10f5d60e368b"},"schema_version":"1.0","source":{"id":"2409.06152","kind":"arxiv","version":3}},"canonical_sha256":"a8fe867065b0e09ecbbf045caca035a18b3dc473c7775de3d087fddc65ed1265","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8fe867065b0e09ecbbf045caca035a18b3dc473c7775de3d087fddc65ed1265","first_computed_at":"2026-07-05T11:38:24.168125Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:38:24.168125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hJl1R8JQykDwUBP6uJXtPy4fNNX/dJR+mnedmmRTEfXypEP20jO+eUtUPWrn/dpAcMhmW9lwjp1Nz5u93ADSBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:38:24.168670Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.06152","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:680a7cead1106a20db56492e1246da3b716bfdadf9bc0f16ef224912fff323f7","sha256:0531e28af2742b19924027a0fc6014af67b2d1f39cb632d12e8b4f659094dc7a"],"state_sha256":"03738cb194a8a045495aa9596d02ceef944e588bd8c904929f3d34e221d82a84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bnJMwcbQ0vfobm6ixMmtlFp7+NXySGTUPLagxbpP9EyvHuQUaNmNd7fiNIUzJ8WVAku/CICOmkROUo1G2CmHCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T21:24:38.827569Z","bundle_sha256":"768828cbbe38c67fd280b8df7d1c587cc665e4a8847618268a0468a778728691"}}