{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:SDIZZXQQFZ3W7VFJTV3VH5J3NN","short_pith_number":"pith:SDIZZXQQ","canonical_record":{"source":{"id":"2102.12846","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2021-02-25T13:37:33Z","cross_cats_sorted":["cs.AI","cs.LG","quant-ph"],"title_canon_sha256":"d5ca2a71a1cd325ccfcf09fd50ae6392a523aed623e85fe465a3c2ea146bc3af","abstract_canon_sha256":"10ddeb887b3ef83b0be517a782b0a5330068f6635230763f993e23b1366d5b69"},"schema_version":"1.0"},"canonical_sha256":"90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09","source":{"kind":"arxiv","id":"2102.12846","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.12846","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"arxiv_version","alias_value":"2102.12846v2","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.12846","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_12","alias_value":"SDIZZXQQFZ3W","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_16","alias_value":"SDIZZXQQFZ3W7VFJ","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_8","alias_value":"SDIZZXQQ","created_at":"2026-07-05T06:06:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:SDIZZXQQFZ3W7VFJTV3VH5J3NN","target":"record","payload":{"canonical_record":{"source":{"id":"2102.12846","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2021-02-25T13:37:33Z","cross_cats_sorted":["cs.AI","cs.LG","quant-ph"],"title_canon_sha256":"d5ca2a71a1cd325ccfcf09fd50ae6392a523aed623e85fe465a3c2ea146bc3af","abstract_canon_sha256":"10ddeb887b3ef83b0be517a782b0a5330068f6635230763f993e23b1366d5b69"},"schema_version":"1.0"},"canonical_sha256":"90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:06:51.428155Z","signature_b64":"F8DzBohrnpACXM/al2Junye7MRQZoBJEDgTVu/FsxaTJWWaN+M3OSESFtEW+isKpDfOmVaGTz1ofle1S50elBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09","last_reissued_at":"2026-07-05T06:06:51.427632Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:06:51.427632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.12846","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":"2026-07-05T06:06:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IK8IrdjPLB3PVvVS2W5u285P0D1dzxiShI5llgBWOdXJcKU+AJkH0TPiJk4kfrpqs+34dG6adGbsZauEkie/AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T03:26:44.525699Z"},"content_sha256":"af8fc381a677dec192144f1f5ac51a411573f91a60b07790364c584238ed9aa9","schema_version":"1.0","event_id":"sha256:af8fc381a677dec192144f1f5ac51a411573f91a60b07790364c584238ed9aa9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:SDIZZXQQFZ3W7VFJTV3VH5J3NN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"QNLP in Practice: Running Compositional Models of Meaning on a Quantum Computer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG","quant-ph"],"primary_cat":"cs.CL","authors_text":"Anna Pearson, Bob Coecke, Dimitri Kartsaklis, Konstantinos Meichanetzidis, Robin Lorenz","submitted_at":"2021-02-25T13:37:33Z","abstract_excerpt":"Quantum Natural Language Processing (QNLP) deals with the design and implementation of NLP models intended to be run on quantum hardware. In this paper, we present results on the first NLP experiments conducted on Noisy Intermediate-Scale Quantum (NISQ) computers for datasets of size greater than 100 sentences. Exploiting the formal similarity of the compositional model of meaning by Coecke, Sadrzadeh and Clark (2010) with quantum theory, we create representations for sentences that have a natural mapping to quantum circuits. We use these representations to implement and successfully train NLP"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.12846","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/2102.12846/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":"2026-07-05T06:06:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tlb3QRDeROCjQvE5yPJxzl75ec9T3uXb5uCbbXSpUNLy82NZ4jzt+ZYCR9l2rtnzUwM9n56indyN8MlgOkiXCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T03:26:44.526076Z"},"content_sha256":"5eb1e8ebc33f0b64bb1e69d9c10df382e2d4bf3bf8e821eaa2ea24b393b8fa3e","schema_version":"1.0","event_id":"sha256:5eb1e8ebc33f0b64bb1e69d9c10df382e2d4bf3bf8e821eaa2ea24b393b8fa3e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/bundle.json","state_url":"https://pith.science/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/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":"2026-08-13T03:26:44Z","links":{"resolver":"https://pith.science/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN","bundle":"https://pith.science/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/bundle.json","state":"https://pith.science/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SDIZZXQQFZ3W7VFJTV3VH5J3NN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:SDIZZXQQFZ3W7VFJTV3VH5J3NN","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":"10ddeb887b3ef83b0be517a782b0a5330068f6635230763f993e23b1366d5b69","cross_cats_sorted":["cs.AI","cs.LG","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2021-02-25T13:37:33Z","title_canon_sha256":"d5ca2a71a1cd325ccfcf09fd50ae6392a523aed623e85fe465a3c2ea146bc3af"},"schema_version":"1.0","source":{"id":"2102.12846","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.12846","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"arxiv_version","alias_value":"2102.12846v2","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.12846","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_12","alias_value":"SDIZZXQQFZ3W","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_16","alias_value":"SDIZZXQQFZ3W7VFJ","created_at":"2026-07-05T06:06:51Z"},{"alias_kind":"pith_short_8","alias_value":"SDIZZXQQ","created_at":"2026-07-05T06:06:51Z"}],"graph_snapshots":[{"event_id":"sha256:5eb1e8ebc33f0b64bb1e69d9c10df382e2d4bf3bf8e821eaa2ea24b393b8fa3e","target":"graph","created_at":"2026-07-05T06:06:51Z","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/2102.12846/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum Natural Language Processing (QNLP) deals with the design and implementation of NLP models intended to be run on quantum hardware. In this paper, we present results on the first NLP experiments conducted on Noisy Intermediate-Scale Quantum (NISQ) computers for datasets of size greater than 100 sentences. Exploiting the formal similarity of the compositional model of meaning by Coecke, Sadrzadeh and Clark (2010) with quantum theory, we create representations for sentences that have a natural mapping to quantum circuits. We use these representations to implement and successfully train NLP","authors_text":"Anna Pearson, Bob Coecke, Dimitri Kartsaklis, Konstantinos Meichanetzidis, Robin Lorenz","cross_cats":["cs.AI","cs.LG","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2021-02-25T13:37:33Z","title":"QNLP in Practice: Running Compositional Models of Meaning on a Quantum Computer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.12846","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:af8fc381a677dec192144f1f5ac51a411573f91a60b07790364c584238ed9aa9","target":"record","created_at":"2026-07-05T06:06:51Z","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":"10ddeb887b3ef83b0be517a782b0a5330068f6635230763f993e23b1366d5b69","cross_cats_sorted":["cs.AI","cs.LG","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2021-02-25T13:37:33Z","title_canon_sha256":"d5ca2a71a1cd325ccfcf09fd50ae6392a523aed623e85fe465a3c2ea146bc3af"},"schema_version":"1.0","source":{"id":"2102.12846","kind":"arxiv","version":2}},"canonical_sha256":"90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09","first_computed_at":"2026-07-05T06:06:51.427632Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:06:51.427632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F8DzBohrnpACXM/al2Junye7MRQZoBJEDgTVu/FsxaTJWWaN+M3OSESFtEW+isKpDfOmVaGTz1ofle1S50elBg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:06:51.428155Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.12846","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af8fc381a677dec192144f1f5ac51a411573f91a60b07790364c584238ed9aa9","sha256:5eb1e8ebc33f0b64bb1e69d9c10df382e2d4bf3bf8e821eaa2ea24b393b8fa3e"],"state_sha256":"c29fc24e9bd8ebbb3dc4843b357fba215ea3505be9c09d94fcbe31bec9c97a48"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/X6+SMdpV4Z5aoaMaLk1EE7SlN1mY3qTj2EcaTiPz4KoJFLwr/JsJfj6ty+8PVUsioEezf5FbeQouoQZ2FUWBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T03:26:44.528324Z","bundle_sha256":"258824d21ab21a4c1fa4560a8886f57458b75022688da550337bc3b238a0d830"}}