{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:K3EH7RBTMPMSX3BTEECMREZURJ","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":"4f60f845ceea01c8a9316c2ff90526c62e8ddf4bc7f4083138f553f68c353788","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-07T07:14:12Z","title_canon_sha256":"79d145580825e33ff8b369133553d912dbe9de938e7ca7f2ec60ffc045bcae00"},"schema_version":"1.0","source":{"id":"2206.03053","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.03053","created_at":"2026-07-05T05:39:50Z"},{"alias_kind":"arxiv_version","alias_value":"2206.03053v2","created_at":"2026-07-05T05:39:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.03053","created_at":"2026-07-05T05:39:50Z"},{"alias_kind":"pith_short_12","alias_value":"K3EH7RBTMPMS","created_at":"2026-07-05T05:39:50Z"},{"alias_kind":"pith_short_16","alias_value":"K3EH7RBTMPMSX3BT","created_at":"2026-07-05T05:39:50Z"},{"alias_kind":"pith_short_8","alias_value":"K3EH7RBT","created_at":"2026-07-05T05:39:50Z"}],"graph_snapshots":[{"event_id":"sha256:197efa4c6b163bb8936d8dbf4b3d5b451f862579f2861120c6413db487321b9f","target":"graph","created_at":"2026-07-05T05:39:50Z","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/2206.03053/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modelling non-linear activation functions on quantum computers is vital for quantum neurons employed in fully quantum neural networks, however, remains a challenging task. We introduce an amplitude-based implementation for approximating non-linearity in the form of the unit step function on a quantum computer. Our approach expands upon repeat-until-success protocols, suggesting a modification that requires a single measurement only. We describe two distinct circuit types which receive their input either directly from a classical computer, or as a quantum state when embedded in a more advanced ","authors_text":"Jonas Koppe, Mark-Oliver Wolf","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-07T07:14:12Z","title":"An Amplitude-Based Implementation of the Unit Step Function on a Quantum Computer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.03053","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":"sha256:02389e8784162c964bf73a9069c92daa8425a9cb42ee451f5ebb6c1fb8bd9b8f","target":"record","created_at":"2026-07-05T05:39:50Z","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":"4f60f845ceea01c8a9316c2ff90526c62e8ddf4bc7f4083138f553f68c353788","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-06-07T07:14:12Z","title_canon_sha256":"79d145580825e33ff8b369133553d912dbe9de938e7ca7f2ec60ffc045bcae00"},"schema_version":"1.0","source":{"id":"2206.03053","kind":"arxiv","version":2}},"canonical_sha256":"56c87fc43363d92bec332104c893348a612d60f97e7bc27737c2a9cd1ca6170e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56c87fc43363d92bec332104c893348a612d60f97e7bc27737c2a9cd1ca6170e","first_computed_at":"2026-07-05T05:39:50.979580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:39:50.979580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CB4FT+50DiZaKdAx8D4xvlDha+yw0Udg7qscp7S1XAJOB8jTaqzB6WYBYZ3aCLXzQ7jIwmiFuuqDL5eKUYtNBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:39:50.980011Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.03053","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02389e8784162c964bf73a9069c92daa8425a9cb42ee451f5ebb6c1fb8bd9b8f","sha256:197efa4c6b163bb8936d8dbf4b3d5b451f862579f2861120c6413db487321b9f"],"state_sha256":"be681f807bad52c0ade46e3793c7f84698948cf0c5a3e314968ae947a51e3f97"}