{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:U7JIQALIIFI2BQCAD65GBUUYZV","short_pith_number":"pith:U7JIQALI","canonical_record":{"source":{"id":"2606.25408","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-24T05:11:16Z","cross_cats_sorted":[],"title_canon_sha256":"62a9c7575581fb6bf543621b46303a7985cb90660ba7d18d65e2413c006825c7","abstract_canon_sha256":"1bb40dc2832ce0ef72a4000a7575788aef2669c4b993e17b047a1620d4c7029c"},"schema_version":"1.0"},"canonical_sha256":"a7d28801684151a0c0401fba60d298cd4aa7d152462ee0d96061f0b3199d75e8","source":{"kind":"arxiv","id":"2606.25408","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.25408","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"2606.25408v1","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.25408","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"U7JIQALIIFI2","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_16","alias_value":"U7JIQALIIFI2BQCA","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_8","alias_value":"U7JIQALI","created_at":"2026-06-25T01:18:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:U7JIQALIIFI2BQCAD65GBUUYZV","target":"record","payload":{"canonical_record":{"source":{"id":"2606.25408","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-24T05:11:16Z","cross_cats_sorted":[],"title_canon_sha256":"62a9c7575581fb6bf543621b46303a7985cb90660ba7d18d65e2413c006825c7","abstract_canon_sha256":"1bb40dc2832ce0ef72a4000a7575788aef2669c4b993e17b047a1620d4c7029c"},"schema_version":"1.0"},"canonical_sha256":"a7d28801684151a0c0401fba60d298cd4aa7d152462ee0d96061f0b3199d75e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-25T01:18:04.585200Z","signature_b64":"kCHivjytC/N7KqXx/xPDLoXGdJHGoj4l7VnkFJAulQVi5z4hwNw5PvzQCltAXp7uU9f3DjMc6DNKTII0xVRUBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7d28801684151a0c0401fba60d298cd4aa7d152462ee0d96061f0b3199d75e8","last_reissued_at":"2026-06-25T01:18:04.584827Z","signature_status":"signed_v1","first_computed_at":"2026-06-25T01:18:04.584827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.25408","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":"2026-06-25T01:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ceUVxV9WvvAIbFUDpN9L6Q/R3FKvVzBFuVrc+z72noK/roKNU1yQxo6ypv9QL73Hk1zFtWuyEZoDjSX/8n2ICA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T22:20:17.758004Z"},"content_sha256":"77ba9bfe343a7e91f131398bbb32e2e8c92d8780710de5006a6b3632f2f4aa9a","schema_version":"1.0","event_id":"sha256:77ba9bfe343a7e91f131398bbb32e2e8c92d8780710de5006a6b3632f2f4aa9a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:U7JIQALIIFI2BQCAD65GBUUYZV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Intrinsic Defect Energetics and Fluorine Doping Effects in Li2CO3 and Li2O2: A First-Principles Study","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Keisuke Mukai, Nanako Ishihara, Shuji Nakanishi, Tasuku Sugiura, Teruyasu Mizoguchi, Youjeong Choi","submitted_at":"2026-06-24T05:11:16Z","abstract_excerpt":"Lithium carbonate, Li2CO3, is a thermodynamically stable carbonate phase whose defect energetics are closely related to its stability and decomposition behavior in various lithium-based electrochemical systems. These properties of Li2CO3 are particularly important in lithium-oxygen battery environments. In these systems, Li2CO3 can form as a parasitic discharge product alongside Li2O2, the primary discharge product, leading to performance degradation. However, compared with Li2O2, the intrinsic defect thermodynamics of Li2CO3 and how chemical doping modifies its defect energetics remain insuff"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.25408","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/2606.25408/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":"2026-06-25T01:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7tiHpQc5GDI8LAWCCtgRi/QWJTsnuvqLvLZT4xtcSsZ7gOHgjsd6reFZ9OlaP/04adyVcGbBeTrOjSX2agGOCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T22:20:17.758388Z"},"content_sha256":"78c10e99ff48f2dea0b26bd3e1d3d7ad4564033bad1ed90b4a4845a1b93c4dab","schema_version":"1.0","event_id":"sha256:78c10e99ff48f2dea0b26bd3e1d3d7ad4564033bad1ed90b4a4845a1b93c4dab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U7JIQALIIFI2BQCAD65GBUUYZV/bundle.json","state_url":"https://pith.science/pith/U7JIQALIIFI2BQCAD65GBUUYZV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U7JIQALIIFI2BQCAD65GBUUYZV/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":"2026-06-29T22:20:17Z","links":{"resolver":"https://pith.science/pith/U7JIQALIIFI2BQCAD65GBUUYZV","bundle":"https://pith.science/pith/U7JIQALIIFI2BQCAD65GBUUYZV/bundle.json","state":"https://pith.science/pith/U7JIQALIIFI2BQCAD65GBUUYZV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U7JIQALIIFI2BQCAD65GBUUYZV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:U7JIQALIIFI2BQCAD65GBUUYZV","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":"1bb40dc2832ce0ef72a4000a7575788aef2669c4b993e17b047a1620d4c7029c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-24T05:11:16Z","title_canon_sha256":"62a9c7575581fb6bf543621b46303a7985cb90660ba7d18d65e2413c006825c7"},"schema_version":"1.0","source":{"id":"2606.25408","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.25408","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"2606.25408v1","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.25408","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"U7JIQALIIFI2","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_16","alias_value":"U7JIQALIIFI2BQCA","created_at":"2026-06-25T01:18:04Z"},{"alias_kind":"pith_short_8","alias_value":"U7JIQALI","created_at":"2026-06-25T01:18:04Z"}],"graph_snapshots":[{"event_id":"sha256:78c10e99ff48f2dea0b26bd3e1d3d7ad4564033bad1ed90b4a4845a1b93c4dab","target":"graph","created_at":"2026-06-25T01:18:04Z","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/2606.25408/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Lithium carbonate, Li2CO3, is a thermodynamically stable carbonate phase whose defect energetics are closely related to its stability and decomposition behavior in various lithium-based electrochemical systems. These properties of Li2CO3 are particularly important in lithium-oxygen battery environments. In these systems, Li2CO3 can form as a parasitic discharge product alongside Li2O2, the primary discharge product, leading to performance degradation. However, compared with Li2O2, the intrinsic defect thermodynamics of Li2CO3 and how chemical doping modifies its defect energetics remain insuff","authors_text":"Keisuke Mukai, Nanako Ishihara, Shuji Nakanishi, Tasuku Sugiura, Teruyasu Mizoguchi, Youjeong Choi","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-24T05:11:16Z","title":"Intrinsic Defect Energetics and Fluorine Doping Effects in Li2CO3 and Li2O2: A First-Principles Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.25408","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":"sha256:77ba9bfe343a7e91f131398bbb32e2e8c92d8780710de5006a6b3632f2f4aa9a","target":"record","created_at":"2026-06-25T01:18:04Z","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":"1bb40dc2832ce0ef72a4000a7575788aef2669c4b993e17b047a1620d4c7029c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-24T05:11:16Z","title_canon_sha256":"62a9c7575581fb6bf543621b46303a7985cb90660ba7d18d65e2413c006825c7"},"schema_version":"1.0","source":{"id":"2606.25408","kind":"arxiv","version":1}},"canonical_sha256":"a7d28801684151a0c0401fba60d298cd4aa7d152462ee0d96061f0b3199d75e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7d28801684151a0c0401fba60d298cd4aa7d152462ee0d96061f0b3199d75e8","first_computed_at":"2026-06-25T01:18:04.584827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-25T01:18:04.584827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kCHivjytC/N7KqXx/xPDLoXGdJHGoj4l7VnkFJAulQVi5z4hwNw5PvzQCltAXp7uU9f3DjMc6DNKTII0xVRUBA==","signature_status":"signed_v1","signed_at":"2026-06-25T01:18:04.585200Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.25408","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77ba9bfe343a7e91f131398bbb32e2e8c92d8780710de5006a6b3632f2f4aa9a","sha256:78c10e99ff48f2dea0b26bd3e1d3d7ad4564033bad1ed90b4a4845a1b93c4dab"],"state_sha256":"cd8b80445a9a31295c4981c2bda1611cb025f729b55727e26edba57e48ac20f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VO6WVo+vp0zYRXqYW4aWKcQIzkiLtbPa1S6YYUaQICwQPa947n4SdtC8xhCCYRmM2/j1AXZgOz1aXFuG0ALEDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T22:20:17.760393Z","bundle_sha256":"6e38f2bfd4d80da75790d1c6ec8a32d9f62f3912ef815cf0c00e0c2f27104c4b"}}