{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VYCCDLGO6NPW6JX6JFQXDHVSF2","short_pith_number":"pith:VYCCDLGO","canonical_record":{"source":{"id":"1312.7092","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-26T11:49:14Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"01837b747e51d6e6a8fcbca82c1c68830ca660291c185eff13e0d0d9c5c3215c","abstract_canon_sha256":"6d511440739dab28168da96a5f0b8b85d1870571cc0aa92cd2da71931a64d567"},"schema_version":"1.0"},"canonical_sha256":"ae0421accef35f6f26fe4961719eb22e854b8d5b7aa37360a5bda865db5ad2f4","source":{"kind":"arxiv","id":"1312.7092","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.7092","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"1312.7092v1","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.7092","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"VYCCDLGO6NPW","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VYCCDLGO6NPW6JX6","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VYCCDLGO","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VYCCDLGO6NPW6JX6JFQXDHVSF2","target":"record","payload":{"canonical_record":{"source":{"id":"1312.7092","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-26T11:49:14Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"01837b747e51d6e6a8fcbca82c1c68830ca660291c185eff13e0d0d9c5c3215c","abstract_canon_sha256":"6d511440739dab28168da96a5f0b8b85d1870571cc0aa92cd2da71931a64d567"},"schema_version":"1.0"},"canonical_sha256":"ae0421accef35f6f26fe4961719eb22e854b8d5b7aa37360a5bda865db5ad2f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:41.630864Z","signature_b64":"hTPki8D4j3UouPsYYYNGrM6Ydl6DT+0T8Vvr2f/t/iw0hIjHMEkoM7Jvt2tTQ5Upi6WNcFEjnfSwh6zkyCmHAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae0421accef35f6f26fe4961719eb22e854b8d5b7aa37360a5bda865db5ad2f4","last_reissued_at":"2026-05-18T01:45:41.630212Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:41.630212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.7092","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":"2026-05-18T01:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kO0sMwnlpBZoE04akuXuhOaxE9Eo7iCDCMOKOmRm9eSrRrGoQ39K7HERmCm4pGifRnK9R2neBVKpFi+finY8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T16:13:36.362462Z"},"content_sha256":"a2457a169655ccae7fc815d01b07a99b22e0c4612e21113cd9cb18b0a03b9d6c","schema_version":"1.0","event_id":"sha256:a2457a169655ccae7fc815d01b07a99b22e0c4612e21113cd9cb18b0a03b9d6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VYCCDLGO6NPW6JX6JFQXDHVSF2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synchronization and chaos in spin-transfer-torque nano-oscillators coupled via a high speed Op Amp","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"cond-mat.mes-hall","authors_text":"C. Sanid, S. Murugesh","submitted_at":"2013-12-26T11:49:14Z","abstract_excerpt":"We propose a system of two coupled spin-torque nano-oscillators (STNOs), one driver and another response, and demonstrate {using numerical studies} the synchronization of the response system to the frequency of the driver system. To this end we use a high speed operational amplifier in the form of a voltage follower which essentially isolates the drive system from the response system. We find the occurrence of 1:1 as w ell as 2:1 synchronization in the system, wherein the oscillators show limit cycle dynamics. An increase in power output is noticed when the two oscillators are locked in 1:1 sy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.7092","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":"2026-05-18T01:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hz2XuTA2rbsVf+XH72ai3mgfscUvM3EHDah9daP67QZaDFktk3U7tloURdUYelgIYMvLxCl7y5qbt+gxzCG8Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T16:13:36.362804Z"},"content_sha256":"c98559260ce34acabeb6d0771bcdbcd4e7894d6b5fe5a810c23619aae39381a4","schema_version":"1.0","event_id":"sha256:c98559260ce34acabeb6d0771bcdbcd4e7894d6b5fe5a810c23619aae39381a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/bundle.json","state_url":"https://pith.science/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/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":"2026-06-26T16:13:36Z","links":{"resolver":"https://pith.science/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2","bundle":"https://pith.science/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/bundle.json","state":"https://pith.science/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VYCCDLGO6NPW6JX6JFQXDHVSF2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VYCCDLGO6NPW6JX6JFQXDHVSF2","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":"6d511440739dab28168da96a5f0b8b85d1870571cc0aa92cd2da71931a64d567","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-26T11:49:14Z","title_canon_sha256":"01837b747e51d6e6a8fcbca82c1c68830ca660291c185eff13e0d0d9c5c3215c"},"schema_version":"1.0","source":{"id":"1312.7092","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.7092","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"1312.7092v1","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.7092","created_at":"2026-05-18T01:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"VYCCDLGO6NPW","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VYCCDLGO6NPW6JX6","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VYCCDLGO","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:c98559260ce34acabeb6d0771bcdbcd4e7894d6b5fe5a810c23619aae39381a4","target":"graph","created_at":"2026-05-18T01:45:41Z","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":"We propose a system of two coupled spin-torque nano-oscillators (STNOs), one driver and another response, and demonstrate {using numerical studies} the synchronization of the response system to the frequency of the driver system. To this end we use a high speed operational amplifier in the form of a voltage follower which essentially isolates the drive system from the response system. We find the occurrence of 1:1 as w ell as 2:1 synchronization in the system, wherein the oscillators show limit cycle dynamics. An increase in power output is noticed when the two oscillators are locked in 1:1 sy","authors_text":"C. Sanid, S. Murugesh","cross_cats":["nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-26T11:49:14Z","title":"Synchronization and chaos in spin-transfer-torque nano-oscillators coupled via a high speed Op Amp"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.7092","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:a2457a169655ccae7fc815d01b07a99b22e0c4612e21113cd9cb18b0a03b9d6c","target":"record","created_at":"2026-05-18T01:45:41Z","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":"6d511440739dab28168da96a5f0b8b85d1870571cc0aa92cd2da71931a64d567","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-26T11:49:14Z","title_canon_sha256":"01837b747e51d6e6a8fcbca82c1c68830ca660291c185eff13e0d0d9c5c3215c"},"schema_version":"1.0","source":{"id":"1312.7092","kind":"arxiv","version":1}},"canonical_sha256":"ae0421accef35f6f26fe4961719eb22e854b8d5b7aa37360a5bda865db5ad2f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ae0421accef35f6f26fe4961719eb22e854b8d5b7aa37360a5bda865db5ad2f4","first_computed_at":"2026-05-18T01:45:41.630212Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:41.630212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hTPki8D4j3UouPsYYYNGrM6Ydl6DT+0T8Vvr2f/t/iw0hIjHMEkoM7Jvt2tTQ5Upi6WNcFEjnfSwh6zkyCmHAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:41.630864Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.7092","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2457a169655ccae7fc815d01b07a99b22e0c4612e21113cd9cb18b0a03b9d6c","sha256:c98559260ce34acabeb6d0771bcdbcd4e7894d6b5fe5a810c23619aae39381a4"],"state_sha256":"0f3ade9478d3ed3ffe9464baf34dfcabe432b4f88850879bd57295b6bda09777"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0J+OucK2dE75g30bSSogHj6Q4A4f8gMM2UXmjfm3uXoNURC7kwhQmbt1j8C5ZV4P8qLpjEs/Nu2fHhgFtmVSBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T16:13:36.364726Z","bundle_sha256":"24f7d5a9075d08438932f3feb8a233a32593b1b530e352ffdbae7c45841fc242"}}