{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KOQPCYG3JPTZN5ZNAUJL3FPCNG","short_pith_number":"pith:KOQPCYG3","canonical_record":{"source":{"id":"1507.06253","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-07-22T16:49:31Z","cross_cats_sorted":[],"title_canon_sha256":"ecb8329f092f6193accb0478af3241ad4122bd06a3b97b8d1ddc5d3097c7b1c9","abstract_canon_sha256":"b4690541b3fe3b2de09c984c72b65958520a0def24c5e3adbab98c649e75d474"},"schema_version":"1.0"},"canonical_sha256":"53a0f160db4be796f72d0512bd95e2699bb96a6728e5e5a7e18140c07b8c2bbb","source":{"kind":"arxiv","id":"1507.06253","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.06253","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"arxiv_version","alias_value":"1507.06253v1","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.06253","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"pith_short_12","alias_value":"KOQPCYG3JPTZ","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KOQPCYG3JPTZN5ZN","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KOQPCYG3","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KOQPCYG3JPTZN5ZNAUJL3FPCNG","target":"record","payload":{"canonical_record":{"source":{"id":"1507.06253","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-07-22T16:49:31Z","cross_cats_sorted":[],"title_canon_sha256":"ecb8329f092f6193accb0478af3241ad4122bd06a3b97b8d1ddc5d3097c7b1c9","abstract_canon_sha256":"b4690541b3fe3b2de09c984c72b65958520a0def24c5e3adbab98c649e75d474"},"schema_version":"1.0"},"canonical_sha256":"53a0f160db4be796f72d0512bd95e2699bb96a6728e5e5a7e18140c07b8c2bbb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:57.330459Z","signature_b64":"x1xqsLv6q4YTrMH7zV0JKochEF3HGb4dAOBDLW8s3NkVDGmO9VUviX8HTluRJmaL8zbyzPRPNM3vUhvyYHUvAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53a0f160db4be796f72d0512bd95e2699bb96a6728e5e5a7e18140c07b8c2bbb","last_reissued_at":"2026-05-18T01:18:57.329922Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:57.329922Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.06253","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":"2026-05-18T01:18:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ogbuz3JYY/UQNwHU6/U2Nv86Y73P+pyrR68SIuCssNsmqO0faAXMBYJcBXbJZSQVvspf+2Inv4+aKQY7FvRTBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T09:58:00.178230Z"},"content_sha256":"5849bdc49ce83676aba079ec50fbb1410c4e79ce42377092c084310f6a6b8498","schema_version":"1.0","event_id":"sha256:5849bdc49ce83676aba079ec50fbb1410c4e79ce42377092c084310f6a6b8498"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KOQPCYG3JPTZN5ZNAUJL3FPCNG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First-principles evaluation of Multi-valent cation insertion into Orthorhombic V$_2$O$_5$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Gerbrand Ceder, Gopalakrishnan Sai Gautam, Kristin Persson, Miao Liu, Pieremanuele Canepa, Rahul Malik","submitted_at":"2015-07-22T16:49:31Z","abstract_excerpt":"A systematic first principles evaluation of the insertion behavior of multi-valent cations in orthorhombic V$_2$O$_5$ is performed. Layer spacing, voltage, phase stability, and ion mobility are computed for Li$^+$, Mg$^{2+}$, Zn$^{2+}$, Ca$^{2+}$, and Al$^{3+}$ intercalation in the $\\alpha$ and $\\delta$ polymorphs."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.06253","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":"2026-05-18T01:18:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kM1pxNvIz/M0imByCq3ZgDERe827RKrEW0jBLMqDvzSu0hDPSv8wm+21NR8dAHKfHIfpVtsevJlwIydKlLb1CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T09:58:00.178906Z"},"content_sha256":"b2f9e68ec2111dd2940cf2424e43c0f135127be2af05ade6595d868e561e882b","schema_version":"1.0","event_id":"sha256:b2f9e68ec2111dd2940cf2424e43c0f135127be2af05ade6595d868e561e882b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/bundle.json","state_url":"https://pith.science/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/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":"2026-06-10T09:58:00Z","links":{"resolver":"https://pith.science/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG","bundle":"https://pith.science/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/bundle.json","state":"https://pith.science/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOQPCYG3JPTZN5ZNAUJL3FPCNG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KOQPCYG3JPTZN5ZNAUJL3FPCNG","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":"b4690541b3fe3b2de09c984c72b65958520a0def24c5e3adbab98c649e75d474","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-07-22T16:49:31Z","title_canon_sha256":"ecb8329f092f6193accb0478af3241ad4122bd06a3b97b8d1ddc5d3097c7b1c9"},"schema_version":"1.0","source":{"id":"1507.06253","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.06253","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"arxiv_version","alias_value":"1507.06253v1","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.06253","created_at":"2026-05-18T01:18:57Z"},{"alias_kind":"pith_short_12","alias_value":"KOQPCYG3JPTZ","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KOQPCYG3JPTZN5ZN","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KOQPCYG3","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:b2f9e68ec2111dd2940cf2424e43c0f135127be2af05ade6595d868e561e882b","target":"graph","created_at":"2026-05-18T01:18:57Z","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":"A systematic first principles evaluation of the insertion behavior of multi-valent cations in orthorhombic V$_2$O$_5$ is performed. Layer spacing, voltage, phase stability, and ion mobility are computed for Li$^+$, Mg$^{2+}$, Zn$^{2+}$, Ca$^{2+}$, and Al$^{3+}$ intercalation in the $\\alpha$ and $\\delta$ polymorphs.","authors_text":"Gerbrand Ceder, Gopalakrishnan Sai Gautam, Kristin Persson, Miao Liu, Pieremanuele Canepa, Rahul Malik","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-07-22T16:49:31Z","title":"First-principles evaluation of Multi-valent cation insertion into Orthorhombic V$_2$O$_5$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.06253","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":"sha256:5849bdc49ce83676aba079ec50fbb1410c4e79ce42377092c084310f6a6b8498","target":"record","created_at":"2026-05-18T01:18:57Z","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":"b4690541b3fe3b2de09c984c72b65958520a0def24c5e3adbab98c649e75d474","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-07-22T16:49:31Z","title_canon_sha256":"ecb8329f092f6193accb0478af3241ad4122bd06a3b97b8d1ddc5d3097c7b1c9"},"schema_version":"1.0","source":{"id":"1507.06253","kind":"arxiv","version":1}},"canonical_sha256":"53a0f160db4be796f72d0512bd95e2699bb96a6728e5e5a7e18140c07b8c2bbb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53a0f160db4be796f72d0512bd95e2699bb96a6728e5e5a7e18140c07b8c2bbb","first_computed_at":"2026-05-18T01:18:57.329922Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:57.329922Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x1xqsLv6q4YTrMH7zV0JKochEF3HGb4dAOBDLW8s3NkVDGmO9VUviX8HTluRJmaL8zbyzPRPNM3vUhvyYHUvAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:57.330459Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.06253","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5849bdc49ce83676aba079ec50fbb1410c4e79ce42377092c084310f6a6b8498","sha256:b2f9e68ec2111dd2940cf2424e43c0f135127be2af05ade6595d868e561e882b"],"state_sha256":"47a6bd8348cf56aaccd7337fe581fa6497a2b5d40a8390ac69cef2110bdca00e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kLiRN4LuBV0FXQ+M1P/NeCvh9NuX7HDLv8yrh0gE+m4/Jg8rkaFKWTCcbhpsatAgihf0WAIBmCuCEU3rhbwKCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T09:58:00.183057Z","bundle_sha256":"1bd97162231c2119763674d721c3a6da9a7d916d583506845ffba1c49b3655b2"}}