{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FWZNKIB5X6UD42GCDB37VF4GH5","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":"2ebf3cc45fd92c3f208c7673ec26b21d70fbdad40db9906fd923050a60684fdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-09-24T00:24:27Z","title_canon_sha256":"4cc40bb2e8bcf6ef9b813de6b8c842b28d01e51dac923ec8ec87f2653ff6abd9"},"schema_version":"1.0","source":{"id":"1709.08133","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.08133","created_at":"2026-05-18T00:08:31Z"},{"alias_kind":"arxiv_version","alias_value":"1709.08133v2","created_at":"2026-05-18T00:08:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.08133","created_at":"2026-05-18T00:08:31Z"},{"alias_kind":"pith_short_12","alias_value":"FWZNKIB5X6UD","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FWZNKIB5X6UD42GC","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FWZNKIB5","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:db30c681d962226b14d3eb7d8571ea67593e406a645e9a359975b448f780d0c0","target":"graph","created_at":"2026-05-18T00:08:31Z","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":"In this paper, we present voltage- and current-mode differential magnetless non-reciprocal devices obtained by pairing two single-ended (SE) circulators, each consisting of three first-order bandpass or bandstop LC filters, connected in either a wye or a delta topology. The resonant poles of each SE circulator are modulated in time with 120 deg phase-shifted periodic signals, resulting in synthetic angular-momentum biasing achieved through spatiotemporal modulation (STM). We tailor the two SE circulators to exhibit a constant 180 deg phase difference between their STM biases. Unlike convention","authors_text":"Ahmed Kord, Andrea Al\\`u, Dimitrios L. Sounas","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-09-24T00:24:27Z","title":"Pseudo-Linear Time-Invariant Magnetless Circulators Based on Differential Spatiotemporal Modulation of Resonant Junctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.08133","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:d45b6be343e342027c989347fbe6a22fd6139014a7b94b79c4aeacb09a29284d","target":"record","created_at":"2026-05-18T00:08:31Z","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":"2ebf3cc45fd92c3f208c7673ec26b21d70fbdad40db9906fd923050a60684fdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-09-24T00:24:27Z","title_canon_sha256":"4cc40bb2e8bcf6ef9b813de6b8c842b28d01e51dac923ec8ec87f2653ff6abd9"},"schema_version":"1.0","source":{"id":"1709.08133","kind":"arxiv","version":2}},"canonical_sha256":"2db2d5203dbfa83e68c21877fa97863f6d610aa6f19b091d4004ab1e0afbdacf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2db2d5203dbfa83e68c21877fa97863f6d610aa6f19b091d4004ab1e0afbdacf","first_computed_at":"2026-05-18T00:08:31.368740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:31.368740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GQX5GB1q4NzSfrK6Af8+Zcrjl0iq/Fvh4byA+k8niSZnqslxpZDHbNbOgUjX7z23f7Z4f4JpdX5+w5mrBdC2DA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:31.369360Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.08133","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d45b6be343e342027c989347fbe6a22fd6139014a7b94b79c4aeacb09a29284d","sha256:db30c681d962226b14d3eb7d8571ea67593e406a645e9a359975b448f780d0c0"],"state_sha256":"25c09abeb5486025a6cbb0f56911ee04a047ff48c45e753cc8b7ce1580af0700"}