{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:VJ7PPDSGBZWMM4HEQZQY3IDCDD","short_pith_number":"pith:VJ7PPDSG","canonical_record":{"source":{"id":"1803.01898","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-03-05T19:46:32Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"39798c9376d045087ed550db730ba0a902f9c800c97bbb464253eb4213ff559d","abstract_canon_sha256":"57d6ba489a241176ff6e37cf1c55d114e9ed43fd0d010775771b426b26d205ae"},"schema_version":"1.0"},"canonical_sha256":"aa7ef78e460e6cc670e486618da06218eee2581917fbbf9676fd2dd5a8121db1","source":{"kind":"arxiv","id":"1803.01898","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.01898","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"1803.01898v2","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.01898","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"VJ7PPDSGBZWM","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VJ7PPDSGBZWMM4HE","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VJ7PPDSG","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:VJ7PPDSGBZWMM4HEQZQY3IDCDD","target":"record","payload":{"canonical_record":{"source":{"id":"1803.01898","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-03-05T19:46:32Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"39798c9376d045087ed550db730ba0a902f9c800c97bbb464253eb4213ff559d","abstract_canon_sha256":"57d6ba489a241176ff6e37cf1c55d114e9ed43fd0d010775771b426b26d205ae"},"schema_version":"1.0"},"canonical_sha256":"aa7ef78e460e6cc670e486618da06218eee2581917fbbf9676fd2dd5a8121db1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:59.894876Z","signature_b64":"ZfeRbBek6lEj4eEtQuJlSu/TXtjDpMsPcj+W+Cp7Ra5vFs5ddb9vWDakMBpngFv6Zl1j/AVpiHR+w75JM/0zBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa7ef78e460e6cc670e486618da06218eee2581917fbbf9676fd2dd5a8121db1","last_reissued_at":"2026-05-17T23:50:59.894389Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:59.894389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.01898","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+4+oL2u+j/GTQKYlJ0dipRkmxdq7eJWHtmapo4Dpw04DTFw7xY8HfNwFGK97Jc4EAVRiFZOv1QSmISiWxGcqDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:51:44.734531Z"},"content_sha256":"dc6f22445b63bf1ca3d3cc09d7395fbb7b4f240f348b32c9e4ec5be5b4403ee1","schema_version":"1.0","event_id":"sha256:dc6f22445b63bf1ca3d3cc09d7395fbb7b4f240f348b32c9e4ec5be5b4403ee1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:VJ7PPDSGBZWMM4HEQZQY3IDCDD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strategic Research Grant Report: Fiber-shaped lithium-ion batteries with metallic electrodes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.app-ph","authors_text":"H. Qu, M. Skorobogatiy, X. Lu","submitted_at":"2018-03-05T19:46:32Z","abstract_excerpt":"We have demonstrated a fiber lithium ion battery (LIB) fabricated by co-twisting a LiFePO4 composite-coated copper wire (cathode) together with an aluminum wire (anode). An all-solid LiPF6 composite layer functioning both as the electrolyte and battery separator is deposited onto the two electrode wires before twisting. To characterize the electrochemical properties of the battery, charge-discharge tests with different C-rates are performed. The fiber LIB has an open-circuit voltage of ~3.4 V, and the typical specific capacity is found to be ~87 mAhg-1 at 0.5 C charge-discharge rate. Besides, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.01898","kind":"arxiv","version":2},"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":"2026-05-17T23:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RypWb0tKlzM9hsZ80pDcFEqPjJdL0lmxMQzRn1UWUxvUOhYzFVWt2qyjJNqhEKQ3z4YGIxDVuBpcnesqCpU8BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:51:44.734915Z"},"content_sha256":"d1c34c6f562f99169df2426634e1a6379d38d2d00d954effd266729c21ef1be7","schema_version":"1.0","event_id":"sha256:d1c34c6f562f99169df2426634e1a6379d38d2d00d954effd266729c21ef1be7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/bundle.json","state_url":"https://pith.science/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/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":"2026-05-26T04:51:44Z","links":{"resolver":"https://pith.science/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD","bundle":"https://pith.science/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/bundle.json","state":"https://pith.science/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VJ7PPDSGBZWMM4HEQZQY3IDCDD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:VJ7PPDSGBZWMM4HEQZQY3IDCDD","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":"57d6ba489a241176ff6e37cf1c55d114e9ed43fd0d010775771b426b26d205ae","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-03-05T19:46:32Z","title_canon_sha256":"39798c9376d045087ed550db730ba0a902f9c800c97bbb464253eb4213ff559d"},"schema_version":"1.0","source":{"id":"1803.01898","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.01898","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"1803.01898v2","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.01898","created_at":"2026-05-17T23:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"VJ7PPDSGBZWM","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VJ7PPDSGBZWMM4HE","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VJ7PPDSG","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:d1c34c6f562f99169df2426634e1a6379d38d2d00d954effd266729c21ef1be7","target":"graph","created_at":"2026-05-17T23:50:59Z","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 have demonstrated a fiber lithium ion battery (LIB) fabricated by co-twisting a LiFePO4 composite-coated copper wire (cathode) together with an aluminum wire (anode). An all-solid LiPF6 composite layer functioning both as the electrolyte and battery separator is deposited onto the two electrode wires before twisting. To characterize the electrochemical properties of the battery, charge-discharge tests with different C-rates are performed. The fiber LIB has an open-circuit voltage of ~3.4 V, and the typical specific capacity is found to be ~87 mAhg-1 at 0.5 C charge-discharge rate. Besides, ","authors_text":"H. Qu, M. Skorobogatiy, X. Lu","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-03-05T19:46:32Z","title":"Strategic Research Grant Report: Fiber-shaped lithium-ion batteries with metallic electrodes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.01898","kind":"arxiv","version":2},"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:dc6f22445b63bf1ca3d3cc09d7395fbb7b4f240f348b32c9e4ec5be5b4403ee1","target":"record","created_at":"2026-05-17T23:50:59Z","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":"57d6ba489a241176ff6e37cf1c55d114e9ed43fd0d010775771b426b26d205ae","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-03-05T19:46:32Z","title_canon_sha256":"39798c9376d045087ed550db730ba0a902f9c800c97bbb464253eb4213ff559d"},"schema_version":"1.0","source":{"id":"1803.01898","kind":"arxiv","version":2}},"canonical_sha256":"aa7ef78e460e6cc670e486618da06218eee2581917fbbf9676fd2dd5a8121db1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa7ef78e460e6cc670e486618da06218eee2581917fbbf9676fd2dd5a8121db1","first_computed_at":"2026-05-17T23:50:59.894389Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:59.894389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZfeRbBek6lEj4eEtQuJlSu/TXtjDpMsPcj+W+Cp7Ra5vFs5ddb9vWDakMBpngFv6Zl1j/AVpiHR+w75JM/0zBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:59.894876Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.01898","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dc6f22445b63bf1ca3d3cc09d7395fbb7b4f240f348b32c9e4ec5be5b4403ee1","sha256:d1c34c6f562f99169df2426634e1a6379d38d2d00d954effd266729c21ef1be7"],"state_sha256":"c5de13bdcb2484dfdbec63eff269f4809a09da4feb7258af16031daa55d84ea8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fzpnQALDzruODCjtFEBu8pr/7D5XOWEoBHLfXR18dvhG9Y4QhNzkO0Enl2E+lxMFk9dmvDt59EQSXMzMpJh2DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:51:44.738164Z","bundle_sha256":"7227f987598f5b731bde8a51de1b61c81d75eb41f7e983d71bc67dd30e4e9469"}}