{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:SUNDHIQNHKSK233DWK2KT2YVJU","short_pith_number":"pith:SUNDHIQN","canonical_record":{"source":{"id":"1411.5827","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-21T11:20:31Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"691667965672468ed9c58d1e48018a6056becf58f03cad7f38f40e422b59cf88","abstract_canon_sha256":"0c650e3fc017472e68a7fd13c5c1a7c8aff3d411b7749a7854f837cfc6bd1db0"},"schema_version":"1.0"},"canonical_sha256":"951a33a20d3aa4ad6f63b2b4a9eb154d25ff69e270676ac8b83848257c2e9de0","source":{"kind":"arxiv","id":"1411.5827","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5827","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5827v1","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5827","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"pith_short_12","alias_value":"SUNDHIQNHKSK","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SUNDHIQNHKSK233D","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SUNDHIQN","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:SUNDHIQNHKSK233DWK2KT2YVJU","target":"record","payload":{"canonical_record":{"source":{"id":"1411.5827","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-21T11:20:31Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"691667965672468ed9c58d1e48018a6056becf58f03cad7f38f40e422b59cf88","abstract_canon_sha256":"0c650e3fc017472e68a7fd13c5c1a7c8aff3d411b7749a7854f837cfc6bd1db0"},"schema_version":"1.0"},"canonical_sha256":"951a33a20d3aa4ad6f63b2b4a9eb154d25ff69e270676ac8b83848257c2e9de0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:02.127525Z","signature_b64":"ojRKuJsoFrqtFABdixw0Vw0mR58kfeqeEKYWoZTGEZeNiOpZ53jfldX+AgNL0mjAI5GwNk/6136fJJcBp6PRBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"951a33a20d3aa4ad6f63b2b4a9eb154d25ff69e270676ac8b83848257c2e9de0","last_reissued_at":"2026-05-18T02:33:02.126941Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:02.126941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.5827","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":"2026-05-18T02:33:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BmN+A2ROCnwrvA1H2xSg8Bfxwh4o6RP5/LbQi53rpHLmxlQ/FlhIC1vG3QRV4drPxvw7/kScyXilJuylcUVfAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:41:56.755164Z"},"content_sha256":"accaa86c68aa8116e38ecc6ed9c638b71d85966b72760ca32c2c203626592718","schema_version":"1.0","event_id":"sha256:accaa86c68aa8116e38ecc6ed9c638b71d85966b72760ca32c2c203626592718"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:SUNDHIQNHKSK233DWK2KT2YVJU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental demonstration of graph-state quantum secret sharing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"A. Marin, B. A. Bell, D. A. Herrera-Mart\\'i, D. Markham, J. G. Rarity, M. S. Tame, W. J. Wadsworth","submitted_at":"2014-11-21T11:20:31Z","abstract_excerpt":"Distributed quantum communication and quantum computing offer many new opportunities for quantum information processing. Here networks based on highly nonlocal quantum resources with complex entanglement structures have been proposed for distributing, sharing and processing quantum information. Graph states in particular have emerged as powerful resources for such tasks using measurement-based techniques. We report an experimental demonstration of graph-state quantum secret sharing, an important primitive for a quantum network. We use an all-optical setup to encode quantum information into pho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5827","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":""},"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":"2026-05-18T02:33:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T0RAQIYCdQrKWfoLZNt/W6VcQhorJe1eicU+ZbXdH/OSwlF4c2lc55W4D21WGOIe2BljmRSABk2KEktVSPNPCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:41:56.755957Z"},"content_sha256":"48c9b2b6b38068cf0ac3c3e23ac1b002d285e40dc54065e19c8a341864dc7630","schema_version":"1.0","event_id":"sha256:48c9b2b6b38068cf0ac3c3e23ac1b002d285e40dc54065e19c8a341864dc7630"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SUNDHIQNHKSK233DWK2KT2YVJU/bundle.json","state_url":"https://pith.science/pith/SUNDHIQNHKSK233DWK2KT2YVJU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SUNDHIQNHKSK233DWK2KT2YVJU/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":"2026-05-31T09:41:56Z","links":{"resolver":"https://pith.science/pith/SUNDHIQNHKSK233DWK2KT2YVJU","bundle":"https://pith.science/pith/SUNDHIQNHKSK233DWK2KT2YVJU/bundle.json","state":"https://pith.science/pith/SUNDHIQNHKSK233DWK2KT2YVJU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SUNDHIQNHKSK233DWK2KT2YVJU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:SUNDHIQNHKSK233DWK2KT2YVJU","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":"0c650e3fc017472e68a7fd13c5c1a7c8aff3d411b7749a7854f837cfc6bd1db0","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-21T11:20:31Z","title_canon_sha256":"691667965672468ed9c58d1e48018a6056becf58f03cad7f38f40e422b59cf88"},"schema_version":"1.0","source":{"id":"1411.5827","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5827","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5827v1","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5827","created_at":"2026-05-18T02:33:02Z"},{"alias_kind":"pith_short_12","alias_value":"SUNDHIQNHKSK","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SUNDHIQNHKSK233D","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SUNDHIQN","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:48c9b2b6b38068cf0ac3c3e23ac1b002d285e40dc54065e19c8a341864dc7630","target":"graph","created_at":"2026-05-18T02:33:02Z","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":"Distributed quantum communication and quantum computing offer many new opportunities for quantum information processing. Here networks based on highly nonlocal quantum resources with complex entanglement structures have been proposed for distributing, sharing and processing quantum information. Graph states in particular have emerged as powerful resources for such tasks using measurement-based techniques. We report an experimental demonstration of graph-state quantum secret sharing, an important primitive for a quantum network. We use an all-optical setup to encode quantum information into pho","authors_text":"A. Marin, B. A. Bell, D. A. Herrera-Mart\\'i, D. Markham, J. G. Rarity, M. S. Tame, W. J. Wadsworth","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-21T11:20:31Z","title":"Experimental demonstration of graph-state quantum secret sharing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5827","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:accaa86c68aa8116e38ecc6ed9c638b71d85966b72760ca32c2c203626592718","target":"record","created_at":"2026-05-18T02:33:02Z","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":"0c650e3fc017472e68a7fd13c5c1a7c8aff3d411b7749a7854f837cfc6bd1db0","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-21T11:20:31Z","title_canon_sha256":"691667965672468ed9c58d1e48018a6056becf58f03cad7f38f40e422b59cf88"},"schema_version":"1.0","source":{"id":"1411.5827","kind":"arxiv","version":1}},"canonical_sha256":"951a33a20d3aa4ad6f63b2b4a9eb154d25ff69e270676ac8b83848257c2e9de0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"951a33a20d3aa4ad6f63b2b4a9eb154d25ff69e270676ac8b83848257c2e9de0","first_computed_at":"2026-05-18T02:33:02.126941Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:02.126941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ojRKuJsoFrqtFABdixw0Vw0mR58kfeqeEKYWoZTGEZeNiOpZ53jfldX+AgNL0mjAI5GwNk/6136fJJcBp6PRBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:02.127525Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.5827","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:accaa86c68aa8116e38ecc6ed9c638b71d85966b72760ca32c2c203626592718","sha256:48c9b2b6b38068cf0ac3c3e23ac1b002d285e40dc54065e19c8a341864dc7630"],"state_sha256":"100c06fa9da00e1893987e804f2763f2e404bc05733597d339258b260d271577"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"llJesZz89LjNjp8mHVaWWNxJIiHAemTIbpxctVmjbFNsj8F89FPpv229oquDstLWKMxQRJZFIssbyreD3mRUDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T09:41:56.760295Z","bundle_sha256":"be931961d8e1ceccb8f101143ca0f40baf0e0732a5e26418b1a9405464d2dc85"}}