{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:NMIXM6TZMKYIRBKOSXSPWTIE75","short_pith_number":"pith:NMIXM6TZ","canonical_record":{"source":{"id":"1809.07493","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-09-20T06:51:08Z","cross_cats_sorted":[],"title_canon_sha256":"d437fc7bec0a3619465c340a4a225363e26ed73fd02ba1ad5bd960e2b633f203","abstract_canon_sha256":"f9d815e24547ad9076f6d0947de8c07bd10cf852512b43387720bd41d559a9c9"},"schema_version":"1.0"},"canonical_sha256":"6b11767a7962b088854e95e4fb4d04ff498940a423471286233071c744e3f909","source":{"kind":"arxiv","id":"1809.07493","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.07493","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"arxiv_version","alias_value":"1809.07493v1","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.07493","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"pith_short_12","alias_value":"NMIXM6TZMKYI","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NMIXM6TZMKYIRBKO","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NMIXM6TZ","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:NMIXM6TZMKYIRBKOSXSPWTIE75","target":"record","payload":{"canonical_record":{"source":{"id":"1809.07493","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-09-20T06:51:08Z","cross_cats_sorted":[],"title_canon_sha256":"d437fc7bec0a3619465c340a4a225363e26ed73fd02ba1ad5bd960e2b633f203","abstract_canon_sha256":"f9d815e24547ad9076f6d0947de8c07bd10cf852512b43387720bd41d559a9c9"},"schema_version":"1.0"},"canonical_sha256":"6b11767a7962b088854e95e4fb4d04ff498940a423471286233071c744e3f909","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:16.114256Z","signature_b64":"FLR3e8Dc88bqQZ3wsKD2fHiuilFy4XMLC3BqvCvC1HoWHyfywKGupkxbPfDgRz0SsCzrlIhqHC01ti6WA70DBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b11767a7962b088854e95e4fb4d04ff498940a423471286233071c744e3f909","last_reissued_at":"2026-05-18T00:05:16.113392Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:16.113392Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.07493","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":"2026-05-18T00:05:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"34Tq14FtvnayoRf8rf1a1FjoSWlf2ArORhqeKlmf5JmUIw9DXTyMRwa+o7y4H8wArJSingxI6xwQWzROjjStAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T14:42:36.664310Z"},"content_sha256":"eb9347c4eb4d15474823e819be6b0f5e31608cc8196dc3a348942c235817b191","schema_version":"1.0","event_id":"sha256:eb9347c4eb4d15474823e819be6b0f5e31608cc8196dc3a348942c235817b191"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:NMIXM6TZMKYIRBKOSXSPWTIE75","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impacts of Community and Distributed Energy Storage Systems on Unbalanced Low Voltage Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SY","authors_text":"Archie. C. Chapman, Donald Azuatalam, Gregor Verbic, Mohammad Seydali Seyf Abad, Yiju Ma","submitted_at":"2018-09-20T06:51:08Z","abstract_excerpt":"Energy storage systems (EES) are expected to be an indispensable resource for mitigating the effects on networks of high penetrations of distributed generation in the near future. This paper analyzes the benefits of EES in unbalanced low voltage (LV) networks regarding three aspects, namely, power losses, the hosting capacity and network unbalance. For doing so, a mixed integer quadratic programmming model (MIQP) is developed to minimize annual energy losses and determine the sizing and placement of ESS, while satisfying voltage constraints. A real unbalanced LV UK grid is adopted to examine t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.07493","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":"2026-05-18T00:05:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PfTOHacN0VUy3Zy+4TMfYOypp9cvz7tRCQt973Floz4Yd8BCSoxxId7simnk9o2qwY7/oQ/op4L+m2NBrnmPDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T14:42:36.664677Z"},"content_sha256":"7576f64e9e705d81316602e5998e9528a72ac307ade6936052f2d5276a70cd07","schema_version":"1.0","event_id":"sha256:7576f64e9e705d81316602e5998e9528a72ac307ade6936052f2d5276a70cd07"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/bundle.json","state_url":"https://pith.science/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/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":"2026-06-26T14:42:36Z","links":{"resolver":"https://pith.science/pith/NMIXM6TZMKYIRBKOSXSPWTIE75","bundle":"https://pith.science/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/bundle.json","state":"https://pith.science/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NMIXM6TZMKYIRBKOSXSPWTIE75/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:NMIXM6TZMKYIRBKOSXSPWTIE75","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":"f9d815e24547ad9076f6d0947de8c07bd10cf852512b43387720bd41d559a9c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-09-20T06:51:08Z","title_canon_sha256":"d437fc7bec0a3619465c340a4a225363e26ed73fd02ba1ad5bd960e2b633f203"},"schema_version":"1.0","source":{"id":"1809.07493","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.07493","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"arxiv_version","alias_value":"1809.07493v1","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.07493","created_at":"2026-05-18T00:05:16Z"},{"alias_kind":"pith_short_12","alias_value":"NMIXM6TZMKYI","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NMIXM6TZMKYIRBKO","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NMIXM6TZ","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:7576f64e9e705d81316602e5998e9528a72ac307ade6936052f2d5276a70cd07","target":"graph","created_at":"2026-05-18T00:05:16Z","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":"Energy storage systems (EES) are expected to be an indispensable resource for mitigating the effects on networks of high penetrations of distributed generation in the near future. This paper analyzes the benefits of EES in unbalanced low voltage (LV) networks regarding three aspects, namely, power losses, the hosting capacity and network unbalance. For doing so, a mixed integer quadratic programmming model (MIQP) is developed to minimize annual energy losses and determine the sizing and placement of ESS, while satisfying voltage constraints. A real unbalanced LV UK grid is adopted to examine t","authors_text":"Archie. C. Chapman, Donald Azuatalam, Gregor Verbic, Mohammad Seydali Seyf Abad, Yiju Ma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-09-20T06:51:08Z","title":"Impacts of Community and Distributed Energy Storage Systems on Unbalanced Low Voltage Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.07493","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:eb9347c4eb4d15474823e819be6b0f5e31608cc8196dc3a348942c235817b191","target":"record","created_at":"2026-05-18T00:05:16Z","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":"f9d815e24547ad9076f6d0947de8c07bd10cf852512b43387720bd41d559a9c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-09-20T06:51:08Z","title_canon_sha256":"d437fc7bec0a3619465c340a4a225363e26ed73fd02ba1ad5bd960e2b633f203"},"schema_version":"1.0","source":{"id":"1809.07493","kind":"arxiv","version":1}},"canonical_sha256":"6b11767a7962b088854e95e4fb4d04ff498940a423471286233071c744e3f909","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6b11767a7962b088854e95e4fb4d04ff498940a423471286233071c744e3f909","first_computed_at":"2026-05-18T00:05:16.113392Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:05:16.113392Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FLR3e8Dc88bqQZ3wsKD2fHiuilFy4XMLC3BqvCvC1HoWHyfywKGupkxbPfDgRz0SsCzrlIhqHC01ti6WA70DBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:05:16.114256Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.07493","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb9347c4eb4d15474823e819be6b0f5e31608cc8196dc3a348942c235817b191","sha256:7576f64e9e705d81316602e5998e9528a72ac307ade6936052f2d5276a70cd07"],"state_sha256":"c4f3baaab22f571e4559822b921ffe6a674410c50828680ca6864e5f9f2e98b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1zCbPzUnNhX9DzrvPGyCSNDOcYMKvgl/JO9rPdJz4t+yLY6eaT/BRceMe79Fr1X8VqtxQ9ytBgBDglilLm3yCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T14:42:36.666653Z","bundle_sha256":"bb9a52c38997f21264d7754e7bfd8fb54ec60e582c64a6a8e820b042e0b9caa9"}}