{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:MACDFLU5WMSAT7PXWAH6BQKULL","short_pith_number":"pith:MACDFLU5","canonical_record":{"source":{"id":"1201.1521","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-01-06T23:55:55Z","cross_cats_sorted":[],"title_canon_sha256":"c730146e1d3525c1703dd87521ccb3ab61b4431e49e1a6e8d7d79942b742de93","abstract_canon_sha256":"d745678683f08191bcc4106faf4b0c316e3d463f61b61d2a799e29b336b5bb3e"},"schema_version":"1.0"},"canonical_sha256":"600432ae9db32409fdf7b00fe0c1545aee860a847c6755b9477318df9981ef88","source":{"kind":"arxiv","id":"1201.1521","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.1521","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1201.1521v2","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.1521","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"MACDFLU5WMSA","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MACDFLU5WMSAT7PX","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MACDFLU5","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:MACDFLU5WMSAT7PXWAH6BQKULL","target":"record","payload":{"canonical_record":{"source":{"id":"1201.1521","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-01-06T23:55:55Z","cross_cats_sorted":[],"title_canon_sha256":"c730146e1d3525c1703dd87521ccb3ab61b4431e49e1a6e8d7d79942b742de93","abstract_canon_sha256":"d745678683f08191bcc4106faf4b0c316e3d463f61b61d2a799e29b336b5bb3e"},"schema_version":"1.0"},"canonical_sha256":"600432ae9db32409fdf7b00fe0c1545aee860a847c6755b9477318df9981ef88","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:21:54.198804Z","signature_b64":"PbrrQxODBAPEp8UM20G8P2tS4oup2e/43bM+hYFdw7Km3xcEuwA4AIR6nRM4kdj0P28nDu2xwf7iLUqf+blgBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"600432ae9db32409fdf7b00fe0c1545aee860a847c6755b9477318df9981ef88","last_reissued_at":"2026-05-18T03:21:54.198133Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:21:54.198133Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.1521","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":"2026-05-18T03:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zcmMXNUcz9Sec8pEYRlobRKHc6kP91TVenqQIzxTuY9ldCJZl70q2xP0Ee7SX8bDFNcsDWE8avukcQMU7ED9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:34:33.281727Z"},"content_sha256":"446101a60f7991934019aad5f7779bad4e4c149f9f48954744f632a690e0cdc4","schema_version":"1.0","event_id":"sha256:446101a60f7991934019aad5f7779bad4e4c149f9f48954744f632a690e0cdc4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:MACDFLU5WMSAT7PXWAH6BQKULL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On optimal entanglement assisted one-shot classical communication","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Brett Hemenway, Carl A. Miller, Mary Wootters, Yaoyun Shi","submitted_at":"2012-01-06T23:55:55Z","abstract_excerpt":"The one-shot success probability of a noisy classical channel for transmitting one classical bit is the optimal probability with which the bit can be sent via a single use of the channel. Prevedel et al. (PRL 106, 110505 (2011)) recently showed that for a specific channel, this quantity can be increased if the parties using the channel share an entangled quantum state. We completely characterize the optimal entanglement-assisted protocols in terms of the radius of a set of operators associated with the channel. This characterization can be used to construct optimal entanglement-assisted protoc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.1521","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":"2026-05-18T03:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k/N5iXHsxecpPsqFC7KFdkp58JLg61nDZJRYgIklFHn9Mx8r2QemPWJUh2ltwWfuVg1S9FD6d07z5LEHNmcFDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T16:34:33.282302Z"},"content_sha256":"61f3c60e8a73618abf7633930cc807643fd4e2aa98c7f49cedf5bf678129146e","schema_version":"1.0","event_id":"sha256:61f3c60e8a73618abf7633930cc807643fd4e2aa98c7f49cedf5bf678129146e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MACDFLU5WMSAT7PXWAH6BQKULL/bundle.json","state_url":"https://pith.science/pith/MACDFLU5WMSAT7PXWAH6BQKULL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MACDFLU5WMSAT7PXWAH6BQKULL/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":"2026-06-03T16:34:33Z","links":{"resolver":"https://pith.science/pith/MACDFLU5WMSAT7PXWAH6BQKULL","bundle":"https://pith.science/pith/MACDFLU5WMSAT7PXWAH6BQKULL/bundle.json","state":"https://pith.science/pith/MACDFLU5WMSAT7PXWAH6BQKULL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MACDFLU5WMSAT7PXWAH6BQKULL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:MACDFLU5WMSAT7PXWAH6BQKULL","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":"d745678683f08191bcc4106faf4b0c316e3d463f61b61d2a799e29b336b5bb3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-01-06T23:55:55Z","title_canon_sha256":"c730146e1d3525c1703dd87521ccb3ab61b4431e49e1a6e8d7d79942b742de93"},"schema_version":"1.0","source":{"id":"1201.1521","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.1521","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1201.1521v2","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.1521","created_at":"2026-05-18T03:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"MACDFLU5WMSA","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MACDFLU5WMSAT7PX","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MACDFLU5","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:61f3c60e8a73618abf7633930cc807643fd4e2aa98c7f49cedf5bf678129146e","target":"graph","created_at":"2026-05-18T03:21:54Z","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":"The one-shot success probability of a noisy classical channel for transmitting one classical bit is the optimal probability with which the bit can be sent via a single use of the channel. Prevedel et al. (PRL 106, 110505 (2011)) recently showed that for a specific channel, this quantity can be increased if the parties using the channel share an entangled quantum state. We completely characterize the optimal entanglement-assisted protocols in terms of the radius of a set of operators associated with the channel. This characterization can be used to construct optimal entanglement-assisted protoc","authors_text":"Brett Hemenway, Carl A. Miller, Mary Wootters, Yaoyun Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-01-06T23:55:55Z","title":"On optimal entanglement assisted one-shot classical communication"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.1521","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":"sha256:446101a60f7991934019aad5f7779bad4e4c149f9f48954744f632a690e0cdc4","target":"record","created_at":"2026-05-18T03:21:54Z","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":"d745678683f08191bcc4106faf4b0c316e3d463f61b61d2a799e29b336b5bb3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-01-06T23:55:55Z","title_canon_sha256":"c730146e1d3525c1703dd87521ccb3ab61b4431e49e1a6e8d7d79942b742de93"},"schema_version":"1.0","source":{"id":"1201.1521","kind":"arxiv","version":2}},"canonical_sha256":"600432ae9db32409fdf7b00fe0c1545aee860a847c6755b9477318df9981ef88","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"600432ae9db32409fdf7b00fe0c1545aee860a847c6755b9477318df9981ef88","first_computed_at":"2026-05-18T03:21:54.198133Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:21:54.198133Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PbrrQxODBAPEp8UM20G8P2tS4oup2e/43bM+hYFdw7Km3xcEuwA4AIR6nRM4kdj0P28nDu2xwf7iLUqf+blgBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:21:54.198804Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.1521","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:446101a60f7991934019aad5f7779bad4e4c149f9f48954744f632a690e0cdc4","sha256:61f3c60e8a73618abf7633930cc807643fd4e2aa98c7f49cedf5bf678129146e"],"state_sha256":"ac4807ee352968f74374305887d74128064d72f692752b455bfb2e06b4d0198d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WknKIcI//71Z5IEt/FCw2FOt6Z4NXhN7VbIAATGtFUfr7eEWYF1s/4MjMNLGoIDedon0jn8iKU6U4NW1nSvVDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T16:34:33.285083Z","bundle_sha256":"305efb5096b5570b45fd54bb7c85f332ccf39b43b30ee667835eff37b91e44b1"}}