{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:E5PJYLM7243U3I45D3RKJ6CKHT","short_pith_number":"pith:E5PJYLM7","canonical_record":{"source":{"id":"1306.4062","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-18T02:51:15Z","cross_cats_sorted":[],"title_canon_sha256":"b128bca028489b231c5b946fd7c69c0c265dabf67bbb60fec56366a884df7711","abstract_canon_sha256":"6ad2ae4aae6a1bfbe5a95bd4d6cd1b61bd37faf971c11c7d54fd97663bf7082e"},"schema_version":"1.0"},"canonical_sha256":"275e9c2d9fd7374da39d1ee2a4f84a3cdad9fe4efdd48b6e9de327ecb3cdb5bf","source":{"kind":"arxiv","id":"1306.4062","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.4062","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1306.4062v3","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.4062","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"E5PJYLM7243U","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"E5PJYLM7243U3I45","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"E5PJYLM7","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:E5PJYLM7243U3I45D3RKJ6CKHT","target":"record","payload":{"canonical_record":{"source":{"id":"1306.4062","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-18T02:51:15Z","cross_cats_sorted":[],"title_canon_sha256":"b128bca028489b231c5b946fd7c69c0c265dabf67bbb60fec56366a884df7711","abstract_canon_sha256":"6ad2ae4aae6a1bfbe5a95bd4d6cd1b61bd37faf971c11c7d54fd97663bf7082e"},"schema_version":"1.0"},"canonical_sha256":"275e9c2d9fd7374da39d1ee2a4f84a3cdad9fe4efdd48b6e9de327ecb3cdb5bf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:19:23.253099Z","signature_b64":"/IbAsVi2iKiN7IBobrojMvDAHdS6MQAQvDr0HEOyD5hsd0AuFZhhH3UnESEMKZbdm3lDrPEmDnVXMrfr0UnCCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"275e9c2d9fd7374da39d1ee2a4f84a3cdad9fe4efdd48b6e9de327ecb3cdb5bf","last_reissued_at":"2026-05-18T03:19:23.252580Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:19:23.252580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.4062","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":"2026-05-18T03:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+viEWksRN09vk6zDWxdRZUL5pEhwf5NqMU5sBrZROBQKHv1x/gIQQiYb9mDbTDaXL4GpFQbI+jKLM0/oWlkSBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:57:07.383008Z"},"content_sha256":"9bbbb2b9a665dc4246a587b734c981df8b6a2fcbe27e98f0d1570b4bdc1d7477","schema_version":"1.0","event_id":"sha256:9bbbb2b9a665dc4246a587b734c981df8b6a2fcbe27e98f0d1570b4bdc1d7477"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:E5PJYLM7243U3I45D3RKJ6CKHT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Success rates for linear optical generation of cluster states in coincidence basis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A. M. Smith, D. B. Uskov, L. Kaplan, M. L. Fanto, P. M. Alsing","submitted_at":"2013-06-18T02:51:15Z","abstract_excerpt":"We report on theoretical research in photonic cluster-state computing. Finding optimal schemes of generating non-classical photonic states is of critical importance for this field as physically implementable photon-photon entangling operations are currently limited to measurement-assisted stochastic transformations. A critical parameter for assessing the efficiency of such transformations is the success probability of a desired measurement outcome. At present there are several experimental groups which are capable of generating multi-photon cluster states carrying more than eight qubits. Separ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.4062","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":"2026-05-18T03:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrL6UL1G4l8uUR9Bs3W522ydyAKWeA1Goj43oA8MuTw4TFr1tVmifiwWmtb60dbrApJBoO1Bj7ckMfplrY3kAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:57:07.383535Z"},"content_sha256":"ea066a35794185066e776692196a111c3fee44978cb2d9090d5582799d47a2ad","schema_version":"1.0","event_id":"sha256:ea066a35794185066e776692196a111c3fee44978cb2d9090d5582799d47a2ad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E5PJYLM7243U3I45D3RKJ6CKHT/bundle.json","state_url":"https://pith.science/pith/E5PJYLM7243U3I45D3RKJ6CKHT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E5PJYLM7243U3I45D3RKJ6CKHT/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":"2026-05-26T17:57:07Z","links":{"resolver":"https://pith.science/pith/E5PJYLM7243U3I45D3RKJ6CKHT","bundle":"https://pith.science/pith/E5PJYLM7243U3I45D3RKJ6CKHT/bundle.json","state":"https://pith.science/pith/E5PJYLM7243U3I45D3RKJ6CKHT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E5PJYLM7243U3I45D3RKJ6CKHT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:E5PJYLM7243U3I45D3RKJ6CKHT","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":"6ad2ae4aae6a1bfbe5a95bd4d6cd1b61bd37faf971c11c7d54fd97663bf7082e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-18T02:51:15Z","title_canon_sha256":"b128bca028489b231c5b946fd7c69c0c265dabf67bbb60fec56366a884df7711"},"schema_version":"1.0","source":{"id":"1306.4062","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.4062","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1306.4062v3","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.4062","created_at":"2026-05-18T03:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"E5PJYLM7243U","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"E5PJYLM7243U3I45","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"E5PJYLM7","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:ea066a35794185066e776692196a111c3fee44978cb2d9090d5582799d47a2ad","target":"graph","created_at":"2026-05-18T03:19:23Z","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":"We report on theoretical research in photonic cluster-state computing. Finding optimal schemes of generating non-classical photonic states is of critical importance for this field as physically implementable photon-photon entangling operations are currently limited to measurement-assisted stochastic transformations. A critical parameter for assessing the efficiency of such transformations is the success probability of a desired measurement outcome. At present there are several experimental groups which are capable of generating multi-photon cluster states carrying more than eight qubits. Separ","authors_text":"A. M. Smith, D. B. Uskov, L. Kaplan, M. L. Fanto, P. M. Alsing","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-18T02:51:15Z","title":"Success rates for linear optical generation of cluster states in coincidence basis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.4062","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":"sha256:9bbbb2b9a665dc4246a587b734c981df8b6a2fcbe27e98f0d1570b4bdc1d7477","target":"record","created_at":"2026-05-18T03:19:23Z","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":"6ad2ae4aae6a1bfbe5a95bd4d6cd1b61bd37faf971c11c7d54fd97663bf7082e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-18T02:51:15Z","title_canon_sha256":"b128bca028489b231c5b946fd7c69c0c265dabf67bbb60fec56366a884df7711"},"schema_version":"1.0","source":{"id":"1306.4062","kind":"arxiv","version":3}},"canonical_sha256":"275e9c2d9fd7374da39d1ee2a4f84a3cdad9fe4efdd48b6e9de327ecb3cdb5bf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"275e9c2d9fd7374da39d1ee2a4f84a3cdad9fe4efdd48b6e9de327ecb3cdb5bf","first_computed_at":"2026-05-18T03:19:23.252580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:19:23.252580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/IbAsVi2iKiN7IBobrojMvDAHdS6MQAQvDr0HEOyD5hsd0AuFZhhH3UnESEMKZbdm3lDrPEmDnVXMrfr0UnCCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:19:23.253099Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.4062","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9bbbb2b9a665dc4246a587b734c981df8b6a2fcbe27e98f0d1570b4bdc1d7477","sha256:ea066a35794185066e776692196a111c3fee44978cb2d9090d5582799d47a2ad"],"state_sha256":"1f50d289e87613df7433e0162c1adf6ffafe7b3734af872b493e39ca1ea721a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vAP0NgwRclzdcWkY370acDI2PxEgLoqUcRnelkPXE9PsM1clsX2hOelkWRg/9nLqpXi+3318UEtn/KoVVKNyCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T17:57:07.385917Z","bundle_sha256":"e417aece22321fb7974003ab6aa99ba104105a29d4d70c66a4f09cfe4bc5389a"}}