{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JFWDAN2U7VD6NRF3QSXZJUVTLF","short_pith_number":"pith:JFWDAN2U","canonical_record":{"source":{"id":"1605.04601","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-15T20:03:26Z","cross_cats_sorted":[],"title_canon_sha256":"cfaf08b5b8594467f9f039633288f68fb7a29df61189322230f286a6247c7abb","abstract_canon_sha256":"3f770354fcd3d825f3dcb096e1254e9d9c3a0c5161fc9766af20ea84afd919c0"},"schema_version":"1.0"},"canonical_sha256":"496c303754fd47e6c4bb84af94d2b35978d3b51fc69f8a38ffb450281c19aad7","source":{"kind":"arxiv","id":"1605.04601","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04601","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04601v3","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04601","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"pith_short_12","alias_value":"JFWDAN2U7VD6","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JFWDAN2U7VD6NRF3","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JFWDAN2U","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JFWDAN2U7VD6NRF3QSXZJUVTLF","target":"record","payload":{"canonical_record":{"source":{"id":"1605.04601","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-15T20:03:26Z","cross_cats_sorted":[],"title_canon_sha256":"cfaf08b5b8594467f9f039633288f68fb7a29df61189322230f286a6247c7abb","abstract_canon_sha256":"3f770354fcd3d825f3dcb096e1254e9d9c3a0c5161fc9766af20ea84afd919c0"},"schema_version":"1.0"},"canonical_sha256":"496c303754fd47e6c4bb84af94d2b35978d3b51fc69f8a38ffb450281c19aad7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:45.985674Z","signature_b64":"3vSJG52svb11/5G+4xVf3xUYNHanzVSliAeM4oUfKod4XuhTTsXjhdSbYLMFXhYLpK9rZEeKkg/t1d/w0JdCCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"496c303754fd47e6c4bb84af94d2b35978d3b51fc69f8a38ffb450281c19aad7","last_reissued_at":"2026-05-18T00:02:45.985323Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:45.985323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.04601","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":"2026-05-18T00:02:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vWU2FWJkDj4muMX5/VhtBY7OZizzBdUjgmgxdBk41SBBRglH+gA5cGAtmH0yP/tRnWwGoX9MN+cfCJGSL9Q7Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T16:35:06.923596Z"},"content_sha256":"c8d98d9cf7bd85b8fd581e8df7262dfc700eee8c5edbfe4bae34e51d3ae1143f","schema_version":"1.0","event_id":"sha256:c8d98d9cf7bd85b8fd581e8df7262dfc700eee8c5edbfe4bae34e51d3ae1143f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JFWDAN2U7VD6NRF3QSXZJUVTLF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Expected communication cost of distributed quantum tasks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ankit Garg, Anurag Anshu, Aram Harrow, Penghui Yao","submitted_at":"2016-05-15T20:03:26Z","abstract_excerpt":"A central question in classical information theory is that of source compression, which is the task where Alice receives a sample from a known probability distribution and needs to transmit it to the receiver Bob with small error. This problem has a one-shot solution due to Huffman, in which the messages are of variable length and the expected length of the messages matches the asymptotic and i.i.d. compression rate of the Shannon entropy of the source.\n  In this work, we consider a quantum extension of above task, where Alice receives a sample from a known probability distribution and needs t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04601","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":""},"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":"2026-05-18T00:02:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R6BJT0SycmznRJIjG5DY9Pgu2E6h1j64jdzfVvfc79CaNGNtKgnHHYlujymlZNkD75dKZykor8xajMTM6soNCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T16:35:06.924224Z"},"content_sha256":"0af9fd45c028d48edb3020d59372d5a981f90db4291f2e6c67784c36d158038d","schema_version":"1.0","event_id":"sha256:0af9fd45c028d48edb3020d59372d5a981f90db4291f2e6c67784c36d158038d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/bundle.json","state_url":"https://pith.science/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/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":"2026-05-22T16:35:06Z","links":{"resolver":"https://pith.science/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF","bundle":"https://pith.science/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/bundle.json","state":"https://pith.science/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JFWDAN2U7VD6NRF3QSXZJUVTLF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JFWDAN2U7VD6NRF3QSXZJUVTLF","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":"3f770354fcd3d825f3dcb096e1254e9d9c3a0c5161fc9766af20ea84afd919c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-15T20:03:26Z","title_canon_sha256":"cfaf08b5b8594467f9f039633288f68fb7a29df61189322230f286a6247c7abb"},"schema_version":"1.0","source":{"id":"1605.04601","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04601","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04601v3","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04601","created_at":"2026-05-18T00:02:45Z"},{"alias_kind":"pith_short_12","alias_value":"JFWDAN2U7VD6","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JFWDAN2U7VD6NRF3","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JFWDAN2U","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:0af9fd45c028d48edb3020d59372d5a981f90db4291f2e6c67784c36d158038d","target":"graph","created_at":"2026-05-18T00:02:45Z","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":"A central question in classical information theory is that of source compression, which is the task where Alice receives a sample from a known probability distribution and needs to transmit it to the receiver Bob with small error. This problem has a one-shot solution due to Huffman, in which the messages are of variable length and the expected length of the messages matches the asymptotic and i.i.d. compression rate of the Shannon entropy of the source.\n  In this work, we consider a quantum extension of above task, where Alice receives a sample from a known probability distribution and needs t","authors_text":"Ankit Garg, Anurag Anshu, Aram Harrow, Penghui Yao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-15T20:03:26Z","title":"Expected communication cost of distributed quantum tasks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04601","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:c8d98d9cf7bd85b8fd581e8df7262dfc700eee8c5edbfe4bae34e51d3ae1143f","target":"record","created_at":"2026-05-18T00:02:45Z","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":"3f770354fcd3d825f3dcb096e1254e9d9c3a0c5161fc9766af20ea84afd919c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-05-15T20:03:26Z","title_canon_sha256":"cfaf08b5b8594467f9f039633288f68fb7a29df61189322230f286a6247c7abb"},"schema_version":"1.0","source":{"id":"1605.04601","kind":"arxiv","version":3}},"canonical_sha256":"496c303754fd47e6c4bb84af94d2b35978d3b51fc69f8a38ffb450281c19aad7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"496c303754fd47e6c4bb84af94d2b35978d3b51fc69f8a38ffb450281c19aad7","first_computed_at":"2026-05-18T00:02:45.985323Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:45.985323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3vSJG52svb11/5G+4xVf3xUYNHanzVSliAeM4oUfKod4XuhTTsXjhdSbYLMFXhYLpK9rZEeKkg/t1d/w0JdCCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:45.985674Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.04601","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8d98d9cf7bd85b8fd581e8df7262dfc700eee8c5edbfe4bae34e51d3ae1143f","sha256:0af9fd45c028d48edb3020d59372d5a981f90db4291f2e6c67784c36d158038d"],"state_sha256":"e5180395dccd5f67d9b545fdd98e66166741c4204d752625ed1416f2dea05051"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fXlTXlJzpDrtXmzhLgsJNWgxVeGcbF7VuyoOYSf8qkiPF++wxqJD+UC8E7wLtTjKeKU4wpuvuJOnVWq9oNXeAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T16:35:06.927533Z","bundle_sha256":"47cce8d6c0ec4d7b5ea020c50622f9e5cc643f261128c4242dc5bacf9691e6e5"}}