{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:THKB2WGIJHOA3AR3SNQIWQQRR6","short_pith_number":"pith:THKB2WGI","canonical_record":{"source":{"id":"2010.11912","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.GN","submitted_at":"2020-10-22T17:45:18Z","cross_cats_sorted":["q-fin.EC"],"title_canon_sha256":"80d5ec83f97e726c7084a7c64028b8a9e09c76a347721bd1f7f613d31325b9f4","abstract_canon_sha256":"8b33743eec2d9980af59e2d0177e48415cc3b23330934808da0bc43514a23747"},"schema_version":"1.0"},"canonical_sha256":"99d41d58c849dc0d823b93608b42118f982d6ea4b24ca9015c59c908344d8005","source":{"kind":"arxiv","id":"2010.11912","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.11912","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.11912v1","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.11912","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_12","alias_value":"THKB2WGIJHOA","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_16","alias_value":"THKB2WGIJHOA3AR3","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_8","alias_value":"THKB2WGI","created_at":"2026-07-05T06:53:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:THKB2WGIJHOA3AR3SNQIWQQRR6","target":"record","payload":{"canonical_record":{"source":{"id":"2010.11912","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.GN","submitted_at":"2020-10-22T17:45:18Z","cross_cats_sorted":["q-fin.EC"],"title_canon_sha256":"80d5ec83f97e726c7084a7c64028b8a9e09c76a347721bd1f7f613d31325b9f4","abstract_canon_sha256":"8b33743eec2d9980af59e2d0177e48415cc3b23330934808da0bc43514a23747"},"schema_version":"1.0"},"canonical_sha256":"99d41d58c849dc0d823b93608b42118f982d6ea4b24ca9015c59c908344d8005","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:27.845770Z","signature_b64":"6qCMy2d5FtrBpCS+Sf2gjMh6r6d+aHJxkA6SpDV0YlEFrMan3Zq7EZ5XIVarEM8FSoERYARDhBQ7bHG29T1GDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99d41d58c849dc0d823b93608b42118f982d6ea4b24ca9015c59c908344d8005","last_reissued_at":"2026-07-05T06:53:27.845230Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:27.845230Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.11912","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":"2026-07-05T06:53:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uj2TqNvihVsfTZvoPWZhglGSAdmXlwcf9UmRsVrld0Igngi2TCXE9lgBZuheTFqfvprQQmm5BOXN0nJKYig5Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T01:54:54.920885Z"},"content_sha256":"ddd61d523194e98dcec5dff93b31155d5fff5b5286765fa996be08d55b9fe484","schema_version":"1.0","event_id":"sha256:ddd61d523194e98dcec5dff93b31155d5fff5b5286765fa996be08d55b9fe484"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:THKB2WGIJHOA3AR3SNQIWQQRR6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An assessment of European electricity arbitrage using storage systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["q-fin.EC"],"primary_cat":"econ.GN","authors_text":"\\'Angel Arcos-Vargas, David Canca, Fernando N\\'u\\~nez","submitted_at":"2020-10-22T17:45:18Z","abstract_excerpt":"This study analyses the current viability of this business based on a sample of European countries in the year 2019; countries where electricity prices (day-ahead market) and financial conditions show a certain degree of heterogeneity. We basically follow a sequence of three analyses in our study. Firstly, a Linear Mixed-Integrated Programming model has been developed to optimize the arbitrage strategy for each country in the sample. Secondly, using the cash-flows from the optimization model, we calculate two financial indicators (NPV and IRR) in order to select the optimal converter size for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.11912","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/2010.11912/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":"2026-07-05T06:53:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YlpBAwleLqm/xIo3HW+63/9YDwjbinEUrK9Z5B8z48lojOa/3BIu3z9R2H35E/kQX4xFsT8dSjMzazcx9pDoCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T01:54:54.921407Z"},"content_sha256":"920eee8442302720c6489790830745c1d53bd00a7aa59b508ed08f377615f38b","schema_version":"1.0","event_id":"sha256:920eee8442302720c6489790830745c1d53bd00a7aa59b508ed08f377615f38b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/bundle.json","state_url":"https://pith.science/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/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":"2026-08-15T01:54:54Z","links":{"resolver":"https://pith.science/pith/THKB2WGIJHOA3AR3SNQIWQQRR6","bundle":"https://pith.science/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/bundle.json","state":"https://pith.science/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/THKB2WGIJHOA3AR3SNQIWQQRR6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:THKB2WGIJHOA3AR3SNQIWQQRR6","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":"8b33743eec2d9980af59e2d0177e48415cc3b23330934808da0bc43514a23747","cross_cats_sorted":["q-fin.EC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.GN","submitted_at":"2020-10-22T17:45:18Z","title_canon_sha256":"80d5ec83f97e726c7084a7c64028b8a9e09c76a347721bd1f7f613d31325b9f4"},"schema_version":"1.0","source":{"id":"2010.11912","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.11912","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.11912v1","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.11912","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_12","alias_value":"THKB2WGIJHOA","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_16","alias_value":"THKB2WGIJHOA3AR3","created_at":"2026-07-05T06:53:27Z"},{"alias_kind":"pith_short_8","alias_value":"THKB2WGI","created_at":"2026-07-05T06:53:27Z"}],"graph_snapshots":[{"event_id":"sha256:920eee8442302720c6489790830745c1d53bd00a7aa59b508ed08f377615f38b","target":"graph","created_at":"2026-07-05T06:53:27Z","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/2010.11912/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study analyses the current viability of this business based on a sample of European countries in the year 2019; countries where electricity prices (day-ahead market) and financial conditions show a certain degree of heterogeneity. We basically follow a sequence of three analyses in our study. Firstly, a Linear Mixed-Integrated Programming model has been developed to optimize the arbitrage strategy for each country in the sample. Secondly, using the cash-flows from the optimization model, we calculate two financial indicators (NPV and IRR) in order to select the optimal converter size for ","authors_text":"\\'Angel Arcos-Vargas, David Canca, Fernando N\\'u\\~nez","cross_cats":["q-fin.EC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.GN","submitted_at":"2020-10-22T17:45:18Z","title":"An assessment of European electricity arbitrage using storage systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.11912","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:ddd61d523194e98dcec5dff93b31155d5fff5b5286765fa996be08d55b9fe484","target":"record","created_at":"2026-07-05T06:53:27Z","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":"8b33743eec2d9980af59e2d0177e48415cc3b23330934808da0bc43514a23747","cross_cats_sorted":["q-fin.EC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.GN","submitted_at":"2020-10-22T17:45:18Z","title_canon_sha256":"80d5ec83f97e726c7084a7c64028b8a9e09c76a347721bd1f7f613d31325b9f4"},"schema_version":"1.0","source":{"id":"2010.11912","kind":"arxiv","version":1}},"canonical_sha256":"99d41d58c849dc0d823b93608b42118f982d6ea4b24ca9015c59c908344d8005","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99d41d58c849dc0d823b93608b42118f982d6ea4b24ca9015c59c908344d8005","first_computed_at":"2026-07-05T06:53:27.845230Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:27.845230Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6qCMy2d5FtrBpCS+Sf2gjMh6r6d+aHJxkA6SpDV0YlEFrMan3Zq7EZ5XIVarEM8FSoERYARDhBQ7bHG29T1GDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:27.845770Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.11912","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ddd61d523194e98dcec5dff93b31155d5fff5b5286765fa996be08d55b9fe484","sha256:920eee8442302720c6489790830745c1d53bd00a7aa59b508ed08f377615f38b"],"state_sha256":"920fbaccf7e78dbb91fbfe955a5b39be2d0595a7ac643db1a876cd2fdf921e16"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2L3R+uIlMOr7Bm8OfFRYe+fc95gmn3yoZl81WK132Ew08c9BIKDPkSFJPyQFEPM+rr4bFlJ7zbf27bm8HhB5DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T01:54:54.925156Z","bundle_sha256":"5dd77c3eaffa5d5bc3f857e17b95ab77241b72df850e76e908675c5c5fd28b1a"}}