{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:IIBMMEAOWXQVUK54QI3PIBCU63","short_pith_number":"pith:IIBMMEAO","canonical_record":{"source":{"id":"1809.03593","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-09-10T20:55:35Z","cross_cats_sorted":[],"title_canon_sha256":"e5d3f8278e7445ba03181ef21e9bbfaf7d73d28ae0c7620ca748753acd7210eb","abstract_canon_sha256":"17a44d5edbbbe7bb884859356ca9ba1bce514488c94d224d776a9f7c21190cac"},"schema_version":"1.0"},"canonical_sha256":"4202c6100eb5e15a2bbc8236f40454f6ef94a9132a03f33361cd445f2d76a791","source":{"kind":"arxiv","id":"1809.03593","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03593","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03593v2","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03593","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"pith_short_12","alias_value":"IIBMMEAOWXQV","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IIBMMEAOWXQVUK54","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IIBMMEAO","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:IIBMMEAOWXQVUK54QI3PIBCU63","target":"record","payload":{"canonical_record":{"source":{"id":"1809.03593","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-09-10T20:55:35Z","cross_cats_sorted":[],"title_canon_sha256":"e5d3f8278e7445ba03181ef21e9bbfaf7d73d28ae0c7620ca748753acd7210eb","abstract_canon_sha256":"17a44d5edbbbe7bb884859356ca9ba1bce514488c94d224d776a9f7c21190cac"},"schema_version":"1.0"},"canonical_sha256":"4202c6100eb5e15a2bbc8236f40454f6ef94a9132a03f33361cd445f2d76a791","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:55.605715Z","signature_b64":"vcXHthw+l8zAeyiz6+nExp1kjcny/AOht5M2noCGoqHul8R33re7jN3od+YyB2LemFJn9dbNAAEFv0pbDUANAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4202c6100eb5e15a2bbc8236f40454f6ef94a9132a03f33361cd445f2d76a791","last_reissued_at":"2026-05-18T00:05:55.605092Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:55.605092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.03593","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":"2026-05-18T00:05:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fpSS0uAqYHAfbQmc0VtXiMiXCjpeu86O8nq4XRNEfOB6n/5qkClCyJmTGqK4xqMxomvz+pS0lnJmSFGCx69xAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:10:42.082961Z"},"content_sha256":"e6c08af2b8f28519026aefbff8bbe1ce6265bfffceaed5ea3b5b807af0235db7","schema_version":"1.0","event_id":"sha256:e6c08af2b8f28519026aefbff8bbe1ce6265bfffceaed5ea3b5b807af0235db7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:IIBMMEAOWXQVUK54QI3PIBCU63","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Identifying the effect of public holidays on daily demand for gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.AP","authors_text":"Kevin J. Wilson, Malcolm Farrow, Sarah E. Heaps","submitted_at":"2018-09-10T20:55:35Z","abstract_excerpt":"To reduce operational costs, gas distribution networks require accurate forecasts of the demand for gas. Amongst domestic and commercial customers, demand relates primarily to the weather and patterns of life and work. Public holidays have a pronounced effect which often spreads into neighbouring days. We call this spread the \"proximity effect\". Traditionally, the days over which the proximity effect is felt are pre-specified in fixed windows around each holiday, allowing no uncertainty in their identification. We are motivated by an application to modelling daily gas demand in two large Briti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03593","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":"2026-05-18T00:05:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y05DDgUQk0FP7MSL1aWq9DzkCkC4NkZhC1RlPcfy1Zp3CjYmssXrIWoPBVrO0ovJFwtsblQw1A3oQD+1gLI6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:10:42.083698Z"},"content_sha256":"17f4bbc94b40f683a0478f228696ef454fb303fdd4df3517bbee9fa5ac6cfe4e","schema_version":"1.0","event_id":"sha256:17f4bbc94b40f683a0478f228696ef454fb303fdd4df3517bbee9fa5ac6cfe4e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IIBMMEAOWXQVUK54QI3PIBCU63/bundle.json","state_url":"https://pith.science/pith/IIBMMEAOWXQVUK54QI3PIBCU63/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IIBMMEAOWXQVUK54QI3PIBCU63/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":"2026-06-06T20:10:42Z","links":{"resolver":"https://pith.science/pith/IIBMMEAOWXQVUK54QI3PIBCU63","bundle":"https://pith.science/pith/IIBMMEAOWXQVUK54QI3PIBCU63/bundle.json","state":"https://pith.science/pith/IIBMMEAOWXQVUK54QI3PIBCU63/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IIBMMEAOWXQVUK54QI3PIBCU63/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:IIBMMEAOWXQVUK54QI3PIBCU63","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":"17a44d5edbbbe7bb884859356ca9ba1bce514488c94d224d776a9f7c21190cac","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-09-10T20:55:35Z","title_canon_sha256":"e5d3f8278e7445ba03181ef21e9bbfaf7d73d28ae0c7620ca748753acd7210eb"},"schema_version":"1.0","source":{"id":"1809.03593","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03593","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03593v2","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03593","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"pith_short_12","alias_value":"IIBMMEAOWXQV","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IIBMMEAOWXQVUK54","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IIBMMEAO","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:17f4bbc94b40f683a0478f228696ef454fb303fdd4df3517bbee9fa5ac6cfe4e","target":"graph","created_at":"2026-05-18T00:05:55Z","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":"To reduce operational costs, gas distribution networks require accurate forecasts of the demand for gas. Amongst domestic and commercial customers, demand relates primarily to the weather and patterns of life and work. Public holidays have a pronounced effect which often spreads into neighbouring days. We call this spread the \"proximity effect\". Traditionally, the days over which the proximity effect is felt are pre-specified in fixed windows around each holiday, allowing no uncertainty in their identification. We are motivated by an application to modelling daily gas demand in two large Briti","authors_text":"Kevin J. Wilson, Malcolm Farrow, Sarah E. Heaps","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-09-10T20:55:35Z","title":"Identifying the effect of public holidays on daily demand for gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03593","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:e6c08af2b8f28519026aefbff8bbe1ce6265bfffceaed5ea3b5b807af0235db7","target":"record","created_at":"2026-05-18T00:05:55Z","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":"17a44d5edbbbe7bb884859356ca9ba1bce514488c94d224d776a9f7c21190cac","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-09-10T20:55:35Z","title_canon_sha256":"e5d3f8278e7445ba03181ef21e9bbfaf7d73d28ae0c7620ca748753acd7210eb"},"schema_version":"1.0","source":{"id":"1809.03593","kind":"arxiv","version":2}},"canonical_sha256":"4202c6100eb5e15a2bbc8236f40454f6ef94a9132a03f33361cd445f2d76a791","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4202c6100eb5e15a2bbc8236f40454f6ef94a9132a03f33361cd445f2d76a791","first_computed_at":"2026-05-18T00:05:55.605092Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:05:55.605092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vcXHthw+l8zAeyiz6+nExp1kjcny/AOht5M2noCGoqHul8R33re7jN3od+YyB2LemFJn9dbNAAEFv0pbDUANAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:05:55.605715Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.03593","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6c08af2b8f28519026aefbff8bbe1ce6265bfffceaed5ea3b5b807af0235db7","sha256:17f4bbc94b40f683a0478f228696ef454fb303fdd4df3517bbee9fa5ac6cfe4e"],"state_sha256":"a7e66d57a3281f6b4d4de495541a04fee215708ff14012b8337c1f0ddd951834"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SQSUgPVU1N3Rz1GnyX5D04WrV/rhapEDVzqwp/gWKKfVVnCGiOpwkgpPq0sZEQ2ZoiHkJmdfTgrwAtqr0vodCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T20:10:42.088247Z","bundle_sha256":"7bb02722eb95bf4231a6bc2d0a8da9b56e88864d7288b82ca4be66caede15700"}}