{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:E3EXTJSC75EVSHVKJHBKBQVFRV","short_pith_number":"pith:E3EXTJSC","schema_version":"1.0","canonical_sha256":"26c979a642ff49591eaa49c2a0c2a58d7e6445ed79da0da9e6523393b739762e","source":{"kind":"arxiv","id":"2209.00138","version":1},"attestation_state":"computed","paper":{"title":"Pouch cells with 15% silicon calendar-aged for 4 years","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Alison R. Dunlop, Andrew N. Jansen, Baris Key, Daniel P. Abraham, Fulya Dogan, Ira Bloom, Marco-Tulio F. Rodrigues, Minkyu Kim, Stephen E. Trask, Zhenzhen Yang","submitted_at":"2022-08-31T22:04:36Z","abstract_excerpt":"Small amounts of high-capacity silicon-based materials are already used in the anode of commercial Li-ion batteries, helping increase their energy density. Despite their remarkable storage capability, silicon continuously reacts with the electrolyte, accelerating time-dependent cell performance fade. Nevertheless, very limited information is available on the specific consequences of this reactivity for the calendar aging of Li-ion cells. Here, we analyze aging effects on 450 mAh pouch cells containing 15 wt% of Si (and 73 wt% graphite) after storage at 21 oC for four years. We show that severe"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2209.00138","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2022-08-31T22:04:36Z","cross_cats_sorted":[],"title_canon_sha256":"624a4698d6a0865872e13812aa0ffbe191f4af98d2291dfec6a21c9f0ed0b5e0","abstract_canon_sha256":"1ecdc963a938ff85a0da2d7c0ea140a8f20405fb172a07323582b65199f14d08"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:49:14.389774Z","signature_b64":"2BScWJ3oYXanReubXugl06osPaAVlkn28nktvT2FFu/yG0uAgnvXYKyTgk6oymUiJKxHaZFLwQ9aNSZEz/utCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26c979a642ff49591eaa49c2a0c2a58d7e6445ed79da0da9e6523393b739762e","last_reissued_at":"2026-07-05T05:49:14.389301Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:49:14.389301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pouch cells with 15% silicon calendar-aged for 4 years","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Alison R. Dunlop, Andrew N. Jansen, Baris Key, Daniel P. Abraham, Fulya Dogan, Ira Bloom, Marco-Tulio F. Rodrigues, Minkyu Kim, Stephen E. Trask, Zhenzhen Yang","submitted_at":"2022-08-31T22:04:36Z","abstract_excerpt":"Small amounts of high-capacity silicon-based materials are already used in the anode of commercial Li-ion batteries, helping increase their energy density. Despite their remarkable storage capability, silicon continuously reacts with the electrolyte, accelerating time-dependent cell performance fade. Nevertheless, very limited information is available on the specific consequences of this reactivity for the calendar aging of Li-ion cells. Here, we analyze aging effects on 450 mAh pouch cells containing 15 wt% of Si (and 73 wt% graphite) after storage at 21 oC for four years. We show that severe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.00138","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/2209.00138/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2209.00138","created_at":"2026-07-05T05:49:14.389369+00:00"},{"alias_kind":"arxiv_version","alias_value":"2209.00138v1","created_at":"2026-07-05T05:49:14.389369+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.00138","created_at":"2026-07-05T05:49:14.389369+00:00"},{"alias_kind":"pith_short_12","alias_value":"E3EXTJSC75EV","created_at":"2026-07-05T05:49:14.389369+00:00"},{"alias_kind":"pith_short_16","alias_value":"E3EXTJSC75EVSHVK","created_at":"2026-07-05T05:49:14.389369+00:00"},{"alias_kind":"pith_short_8","alias_value":"E3EXTJSC","created_at":"2026-07-05T05:49:14.389369+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV","json":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV.json","graph_json":"https://pith.science/api/pith-number/E3EXTJSC75EVSHVKJHBKBQVFRV/graph.json","events_json":"https://pith.science/api/pith-number/E3EXTJSC75EVSHVKJHBKBQVFRV/events.json","paper":"https://pith.science/paper/E3EXTJSC"},"agent_actions":{"view_html":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV","download_json":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV.json","view_paper":"https://pith.science/paper/E3EXTJSC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2209.00138&json=true","fetch_graph":"https://pith.science/api/pith-number/E3EXTJSC75EVSHVKJHBKBQVFRV/graph.json","fetch_events":"https://pith.science/api/pith-number/E3EXTJSC75EVSHVKJHBKBQVFRV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV/action/storage_attestation","attest_author":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV/action/author_attestation","sign_citation":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV/action/citation_signature","submit_replication":"https://pith.science/pith/E3EXTJSC75EVSHVKJHBKBQVFRV/action/replication_record"}},"created_at":"2026-07-05T05:49:14.389369+00:00","updated_at":"2026-07-05T05:49:14.389369+00:00"}