{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:SARCW2K4SFKLXXN52476W4JPKW","short_pith_number":"pith:SARCW2K4","canonical_record":{"source":{"id":"2402.04360","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-02-06T19:58:08Z","cross_cats_sorted":[],"title_canon_sha256":"1d073782945d99877fc05f11590fd3faaba5fb995f03a898b5cc0d745b960b4f","abstract_canon_sha256":"38630e7687b79c4a65f35871be482d06900848c0237a0512ff0ccd8842d38b25"},"schema_version":"1.0"},"canonical_sha256":"90222b695c9154bbddbdd73feb712f55ace4acbd875c0eb1ab4009f45c5c55d3","source":{"kind":"arxiv","id":"2402.04360","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.04360","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"arxiv_version","alias_value":"2402.04360v1","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.04360","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_12","alias_value":"SARCW2K4SFKL","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_16","alias_value":"SARCW2K4SFKLXXN5","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_8","alias_value":"SARCW2K4","created_at":"2026-07-05T07:42:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:SARCW2K4SFKLXXN52476W4JPKW","target":"record","payload":{"canonical_record":{"source":{"id":"2402.04360","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-02-06T19:58:08Z","cross_cats_sorted":[],"title_canon_sha256":"1d073782945d99877fc05f11590fd3faaba5fb995f03a898b5cc0d745b960b4f","abstract_canon_sha256":"38630e7687b79c4a65f35871be482d06900848c0237a0512ff0ccd8842d38b25"},"schema_version":"1.0"},"canonical_sha256":"90222b695c9154bbddbdd73feb712f55ace4acbd875c0eb1ab4009f45c5c55d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:42:25.537810Z","signature_b64":"jFZXjU6ZUnubHeWxk1eUiptu8i+1vo5XqwZYtvz3h6aEyClHaVmPcotViV+wwYNyF9EfVROxf/VvFiuXoqaKCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90222b695c9154bbddbdd73feb712f55ace4acbd875c0eb1ab4009f45c5c55d3","last_reissued_at":"2026-07-05T07:42:25.537408Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:42:25.537408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.04360","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":"2026-07-05T07:42:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qBGRVF5p4r/yhvsbL1Gaa/uXSaKE/sE8ccrNbYJt8gOeajzw43G5Wel16nGy6xLR3LS6CDzYNlzhJkwdB/5iDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:11:20.465649Z"},"content_sha256":"c22763b3cc6a8aae56b0d389982a3ac0941b3cac2b83c48de2591309f2ec9b10","schema_version":"1.0","event_id":"sha256:c22763b3cc6a8aae56b0d389982a3ac0941b3cac2b83c48de2591309f2ec9b10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:SARCW2K4SFKLXXN52476W4JPKW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Memristor variability and stochastic physical properties modeling from a multivariate time series approach","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Ana M. Aguilera, David Maldonado, Francisco J. Alonso, Juan B. Rold\\'an","submitted_at":"2024-02-06T19:58:08Z","abstract_excerpt":"A powerful time series analysis modeling technique is presented to describe cycle-to-cycle variability in memristors. These devices show variability linked to the inherent stochasticity of device operation and it needs to be accurately modeled to build compact models for circuit simulation and design purposes. A new multivariate approach is proposed for the reset and set voltages that accurately describes the statistical data structure of a resistive switching series. Experimental data were measured from advanced hafnium oxide based devices. The models reproduce the experiments correctly and a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.04360","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2402.04360/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":"2026-07-05T07:42:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ACb83R4b+kmXWCWkORs9lejLAvmnZparPxaAV0HBLPL/9ZDjuMKMQ8Habpfg7+KqBSehG5cZ8ejp6+sBiB5BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:11:20.466418Z"},"content_sha256":"fab1463cb8fdc57b7464327ffcc1a97184479abe66cfe85d67e714d6d3df2702","schema_version":"1.0","event_id":"sha256:fab1463cb8fdc57b7464327ffcc1a97184479abe66cfe85d67e714d6d3df2702"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SARCW2K4SFKLXXN52476W4JPKW/bundle.json","state_url":"https://pith.science/pith/SARCW2K4SFKLXXN52476W4JPKW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SARCW2K4SFKLXXN52476W4JPKW/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":"2026-08-14T14:11:20Z","links":{"resolver":"https://pith.science/pith/SARCW2K4SFKLXXN52476W4JPKW","bundle":"https://pith.science/pith/SARCW2K4SFKLXXN52476W4JPKW/bundle.json","state":"https://pith.science/pith/SARCW2K4SFKLXXN52476W4JPKW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SARCW2K4SFKLXXN52476W4JPKW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:SARCW2K4SFKLXXN52476W4JPKW","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":"38630e7687b79c4a65f35871be482d06900848c0237a0512ff0ccd8842d38b25","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-02-06T19:58:08Z","title_canon_sha256":"1d073782945d99877fc05f11590fd3faaba5fb995f03a898b5cc0d745b960b4f"},"schema_version":"1.0","source":{"id":"2402.04360","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.04360","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"arxiv_version","alias_value":"2402.04360v1","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.04360","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_12","alias_value":"SARCW2K4SFKL","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_16","alias_value":"SARCW2K4SFKLXXN5","created_at":"2026-07-05T07:42:25Z"},{"alias_kind":"pith_short_8","alias_value":"SARCW2K4","created_at":"2026-07-05T07:42:25Z"}],"graph_snapshots":[{"event_id":"sha256:fab1463cb8fdc57b7464327ffcc1a97184479abe66cfe85d67e714d6d3df2702","target":"graph","created_at":"2026-07-05T07:42:25Z","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/2402.04360/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A powerful time series analysis modeling technique is presented to describe cycle-to-cycle variability in memristors. These devices show variability linked to the inherent stochasticity of device operation and it needs to be accurately modeled to build compact models for circuit simulation and design purposes. A new multivariate approach is proposed for the reset and set voltages that accurately describes the statistical data structure of a resistive switching series. Experimental data were measured from advanced hafnium oxide based devices. The models reproduce the experiments correctly and a","authors_text":"Ana M. Aguilera, David Maldonado, Francisco J. Alonso, Juan B. Rold\\'an","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-02-06T19:58:08Z","title":"Memristor variability and stochastic physical properties modeling from a multivariate time series approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.04360","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:c22763b3cc6a8aae56b0d389982a3ac0941b3cac2b83c48de2591309f2ec9b10","target":"record","created_at":"2026-07-05T07:42:25Z","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":"38630e7687b79c4a65f35871be482d06900848c0237a0512ff0ccd8842d38b25","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-02-06T19:58:08Z","title_canon_sha256":"1d073782945d99877fc05f11590fd3faaba5fb995f03a898b5cc0d745b960b4f"},"schema_version":"1.0","source":{"id":"2402.04360","kind":"arxiv","version":1}},"canonical_sha256":"90222b695c9154bbddbdd73feb712f55ace4acbd875c0eb1ab4009f45c5c55d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90222b695c9154bbddbdd73feb712f55ace4acbd875c0eb1ab4009f45c5c55d3","first_computed_at":"2026-07-05T07:42:25.537408Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:42:25.537408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jFZXjU6ZUnubHeWxk1eUiptu8i+1vo5XqwZYtvz3h6aEyClHaVmPcotViV+wwYNyF9EfVROxf/VvFiuXoqaKCw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:42:25.537810Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.04360","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c22763b3cc6a8aae56b0d389982a3ac0941b3cac2b83c48de2591309f2ec9b10","sha256:fab1463cb8fdc57b7464327ffcc1a97184479abe66cfe85d67e714d6d3df2702"],"state_sha256":"0f9bffea682b145034f20919c77e0010837e113e5231be0d8f2f10bbf5146562"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U0J30yMJl2FYMdAPJMV1YC4vLLL6e0mkfs056gwgc2pqUDUGj2VkorOcuH9Lh9Qug1PN14A1dCG1m8uZKs03Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T14:11:20.471055Z","bundle_sha256":"1c2a48c69ab438354b530765265559342f040a1bd4c9b6744c2db8e1ad68ea7b"}}