{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PY7YA2WN5GQJPNS53O4UCEQZJE","short_pith_number":"pith:PY7YA2WN","canonical_record":{"source":{"id":"2111.08045","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"quant-ph","submitted_at":"2021-11-15T19:06:57Z","cross_cats_sorted":[],"title_canon_sha256":"840b440ebd95e358ea0fe77c37abef064fbed15d56de675d9e3bb198689ed1af","abstract_canon_sha256":"e4c22a24aeb45b3236abee593030d7aac30440221c0c6ba0bb0d71e7b13cb036"},"schema_version":"1.0"},"canonical_sha256":"7e3f806acde9a097b65ddbb94112194901fb1a667a77b19729d617b2defbc747","source":{"kind":"arxiv","id":"2111.08045","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.08045","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"arxiv_version","alias_value":"2111.08045v2","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.08045","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_12","alias_value":"PY7YA2WN5GQJ","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"PY7YA2WN5GQJPNS5","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"PY7YA2WN","created_at":"2026-07-05T05:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PY7YA2WN5GQJPNS53O4UCEQZJE","target":"record","payload":{"canonical_record":{"source":{"id":"2111.08045","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"quant-ph","submitted_at":"2021-11-15T19:06:57Z","cross_cats_sorted":[],"title_canon_sha256":"840b440ebd95e358ea0fe77c37abef064fbed15d56de675d9e3bb198689ed1af","abstract_canon_sha256":"e4c22a24aeb45b3236abee593030d7aac30440221c0c6ba0bb0d71e7b13cb036"},"schema_version":"1.0"},"canonical_sha256":"7e3f806acde9a097b65ddbb94112194901fb1a667a77b19729d617b2defbc747","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:28:19.452091Z","signature_b64":"5IcLd9IU/chr/RKBFFjuA7u5TdUWWlok4tyah1CbRzmUho1wQc7mW1j1/eFOI+bzgtSH5PibifzmBOIOpmXDBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7e3f806acde9a097b65ddbb94112194901fb1a667a77b19729d617b2defbc747","last_reissued_at":"2026-07-05T05:28:19.451668Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:28:19.451668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.08045","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":"2026-07-05T05:28:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lqQN8I0hvrL2Umf1//uN2zL0XUoMpPAErU2q3u/TiUwPALbnKPlAHirPK4o7yV6bD5bogdbI20u1Ou1JqSkbDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:54:20.686730Z"},"content_sha256":"cc145651bcc225982f4536a6f6d292e37ee3228449c696f85649ba6f063b30d8","schema_version":"1.0","event_id":"sha256:cc145651bcc225982f4536a6f6d292e37ee3228449c696f85649ba6f063b30d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PY7YA2WN5GQJPNS53O4UCEQZJE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"General stabilizer approach for constructing highly entangled graph states","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Adam Burchardt, Edwin Barnes, Zahra Raissi","submitted_at":"2021-11-15T19:06:57Z","abstract_excerpt":"Highly entangled multipartite states such as k-uniform (k-UNI) and absolutely maximally entangled (AME) states serve as critical resources in quantum networking and other quantum information applications. However, there does not yet exist a complete classification of such states, and much remains unknown about their entanglement structure. Here, we substantially broaden the class of known k-UNI and AME states by introducing a method for explicitly constructing such states that combines classical error correcting codes and qudit graph states. This method in fact constitutes a general recipe for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.08045","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2111.08045/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":"2026-07-05T05:28:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RPOof0jkZ9QaOg/qqVmeOX/KfEEVwFM6nR9/RjdDz1zqQ+5CiNpcEardO5nBs10rpEZNpHN3n5eMWQHLKetHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:54:20.687106Z"},"content_sha256":"1a313dbf5ef10c9e8e8cd2fe1f9896a990197577c82a1c63ce31721204e7896a","schema_version":"1.0","event_id":"sha256:1a313dbf5ef10c9e8e8cd2fe1f9896a990197577c82a1c63ce31721204e7896a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/bundle.json","state_url":"https://pith.science/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/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":"2026-08-04T00:54:20Z","links":{"resolver":"https://pith.science/pith/PY7YA2WN5GQJPNS53O4UCEQZJE","bundle":"https://pith.science/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/bundle.json","state":"https://pith.science/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PY7YA2WN5GQJPNS53O4UCEQZJE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PY7YA2WN5GQJPNS53O4UCEQZJE","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":"e4c22a24aeb45b3236abee593030d7aac30440221c0c6ba0bb0d71e7b13cb036","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"quant-ph","submitted_at":"2021-11-15T19:06:57Z","title_canon_sha256":"840b440ebd95e358ea0fe77c37abef064fbed15d56de675d9e3bb198689ed1af"},"schema_version":"1.0","source":{"id":"2111.08045","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.08045","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"arxiv_version","alias_value":"2111.08045v2","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.08045","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_12","alias_value":"PY7YA2WN5GQJ","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"PY7YA2WN5GQJPNS5","created_at":"2026-07-05T05:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"PY7YA2WN","created_at":"2026-07-05T05:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:1a313dbf5ef10c9e8e8cd2fe1f9896a990197577c82a1c63ce31721204e7896a","target":"graph","created_at":"2026-07-05T05:28:19Z","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/2111.08045/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Highly entangled multipartite states such as k-uniform (k-UNI) and absolutely maximally entangled (AME) states serve as critical resources in quantum networking and other quantum information applications. However, there does not yet exist a complete classification of such states, and much remains unknown about their entanglement structure. Here, we substantially broaden the class of known k-UNI and AME states by introducing a method for explicitly constructing such states that combines classical error correcting codes and qudit graph states. This method in fact constitutes a general recipe for","authors_text":"Adam Burchardt, Edwin Barnes, Zahra Raissi","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"quant-ph","submitted_at":"2021-11-15T19:06:57Z","title":"General stabilizer approach for constructing highly entangled graph states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.08045","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:cc145651bcc225982f4536a6f6d292e37ee3228449c696f85649ba6f063b30d8","target":"record","created_at":"2026-07-05T05:28:19Z","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":"e4c22a24aeb45b3236abee593030d7aac30440221c0c6ba0bb0d71e7b13cb036","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"quant-ph","submitted_at":"2021-11-15T19:06:57Z","title_canon_sha256":"840b440ebd95e358ea0fe77c37abef064fbed15d56de675d9e3bb198689ed1af"},"schema_version":"1.0","source":{"id":"2111.08045","kind":"arxiv","version":2}},"canonical_sha256":"7e3f806acde9a097b65ddbb94112194901fb1a667a77b19729d617b2defbc747","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7e3f806acde9a097b65ddbb94112194901fb1a667a77b19729d617b2defbc747","first_computed_at":"2026-07-05T05:28:19.451668Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:28:19.451668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5IcLd9IU/chr/RKBFFjuA7u5TdUWWlok4tyah1CbRzmUho1wQc7mW1j1/eFOI+bzgtSH5PibifzmBOIOpmXDBA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:28:19.452091Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.08045","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc145651bcc225982f4536a6f6d292e37ee3228449c696f85649ba6f063b30d8","sha256:1a313dbf5ef10c9e8e8cd2fe1f9896a990197577c82a1c63ce31721204e7896a"],"state_sha256":"cf260d62815eb9a2262b3822473e7ff590fd646e017537dde1a9c68743925f93"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wiNrcwvOtxD/FIWDtCCDi1A51XskFnT8hQIdIYnCmQkT6vyqQp953/47TDwW6fzlxFliwgvK55qiowlO2tvECA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T00:54:20.689816Z","bundle_sha256":"662f75a24d6677845f5eaaebcc1461e70b655b4db50d218d7c91a5f8574d1403"}}