{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:WSYJT4IPUGG5RYHJM527JSOZI7","short_pith_number":"pith:WSYJT4IP","canonical_record":{"source":{"id":"1912.02191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-12-04T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"e0943a0c47e52f855189eb6998824d8e6e6139ce00cf09edee8b6e7fb4f41bb3","abstract_canon_sha256":"41153a5c9e52fd4f51b74c37f6104b13d6fe233661d0e9405adbf85943728adf"},"schema_version":"1.0"},"canonical_sha256":"b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8","source":{"kind":"arxiv","id":"1912.02191","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.02191","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"arxiv_version","alias_value":"1912.02191v2","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.02191","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_12","alias_value":"WSYJT4IPUGG5","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_16","alias_value":"WSYJT4IPUGG5RYHJ","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_8","alias_value":"WSYJT4IP","created_at":"2026-07-05T01:02:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:WSYJT4IPUGG5RYHJM527JSOZI7","target":"record","payload":{"canonical_record":{"source":{"id":"1912.02191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-12-04T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"e0943a0c47e52f855189eb6998824d8e6e6139ce00cf09edee8b6e7fb4f41bb3","abstract_canon_sha256":"41153a5c9e52fd4f51b74c37f6104b13d6fe233661d0e9405adbf85943728adf"},"schema_version":"1.0"},"canonical_sha256":"b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:02:06.817218Z","signature_b64":"3T9tVdooOicOwMIAG/ZVVxqmmHVEHXlEV3cpN40hOBtZCpx21roosprucUpvo38NQ4k6CWAHHHWiUJs81uJZCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8","last_reissued_at":"2026-07-05T01:02:06.816727Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:02:06.816727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.02191","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":"2026-07-05T01:02:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"20T6MG+onGd7I8cxLjssynWFIothY+1ahnz/VZiI1MAAVGWInri+hfXLySjOZCbvgdicoNx8h6cN0hThWJeHDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:22:08.443160Z"},"content_sha256":"09a7528a952fa5068e235fd479713ed3ede0c9070136363298478ff42f406299","schema_version":"1.0","event_id":"sha256:09a7528a952fa5068e235fd479713ed3ede0c9070136363298478ff42f406299"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:WSYJT4IPUGG5RYHJM527JSOZI7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Is the expansion of the universe accelerating? All signs still point to yes a local dipole anisotropy cannot explain dark energy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"David Rubin, Jessica Heitlauf","submitted_at":"2019-12-04T19:00:01Z","abstract_excerpt":"Type Ia supernovae (SNe Ia) provided the first strong evidence that the expansion of the universe is accelerating. With SN samples now more than ten times larger than those used for the original discovery and joined by other cosmological probes, this discovery is on even firmer ground. Two recent, related studies (Nielsen et al. 2016 and Colin et al. 2019, hereafter N16 and C19, respectively) have claimed to undermine the statistical significance of the SN Ia constraints. Rubin & Hayden (2016) (hereafter RH16) showed N16 made an incorrect assumption about the distributions of SN Ia light-curve"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.02191","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1912.02191/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":"2026-07-05T01:02:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tv9xWkVb4OHHvRBvbEz88U94O2xn2i+7cTeGxCd1+e0fV937K843xdeur8UNPk12NYmeZ2HOO7fhRygpnV8NDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:22:08.443690Z"},"content_sha256":"bd9c48fa8dbbace043fde0e86b24e2f0debc83770359fd9c12cb42878151aa8e","schema_version":"1.0","event_id":"sha256:bd9c48fa8dbbace043fde0e86b24e2f0debc83770359fd9c12cb42878151aa8e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WSYJT4IPUGG5RYHJM527JSOZI7/bundle.json","state_url":"https://pith.science/pith/WSYJT4IPUGG5RYHJM527JSOZI7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WSYJT4IPUGG5RYHJM527JSOZI7/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":"2026-08-15T05:22:08Z","links":{"resolver":"https://pith.science/pith/WSYJT4IPUGG5RYHJM527JSOZI7","bundle":"https://pith.science/pith/WSYJT4IPUGG5RYHJM527JSOZI7/bundle.json","state":"https://pith.science/pith/WSYJT4IPUGG5RYHJM527JSOZI7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WSYJT4IPUGG5RYHJM527JSOZI7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:WSYJT4IPUGG5RYHJM527JSOZI7","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":"41153a5c9e52fd4f51b74c37f6104b13d6fe233661d0e9405adbf85943728adf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-12-04T19:00:01Z","title_canon_sha256":"e0943a0c47e52f855189eb6998824d8e6e6139ce00cf09edee8b6e7fb4f41bb3"},"schema_version":"1.0","source":{"id":"1912.02191","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.02191","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"arxiv_version","alias_value":"1912.02191v2","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.02191","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_12","alias_value":"WSYJT4IPUGG5","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_16","alias_value":"WSYJT4IPUGG5RYHJ","created_at":"2026-07-05T01:02:06Z"},{"alias_kind":"pith_short_8","alias_value":"WSYJT4IP","created_at":"2026-07-05T01:02:06Z"}],"graph_snapshots":[{"event_id":"sha256:bd9c48fa8dbbace043fde0e86b24e2f0debc83770359fd9c12cb42878151aa8e","target":"graph","created_at":"2026-07-05T01:02:06Z","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/1912.02191/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Type Ia supernovae (SNe Ia) provided the first strong evidence that the expansion of the universe is accelerating. With SN samples now more than ten times larger than those used for the original discovery and joined by other cosmological probes, this discovery is on even firmer ground. Two recent, related studies (Nielsen et al. 2016 and Colin et al. 2019, hereafter N16 and C19, respectively) have claimed to undermine the statistical significance of the SN Ia constraints. Rubin & Hayden (2016) (hereafter RH16) showed N16 made an incorrect assumption about the distributions of SN Ia light-curve","authors_text":"David Rubin, Jessica Heitlauf","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-12-04T19:00:01Z","title":"Is the expansion of the universe accelerating? All signs still point to yes a local dipole anisotropy cannot explain dark energy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.02191","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":"sha256:09a7528a952fa5068e235fd479713ed3ede0c9070136363298478ff42f406299","target":"record","created_at":"2026-07-05T01:02:06Z","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":"41153a5c9e52fd4f51b74c37f6104b13d6fe233661d0e9405adbf85943728adf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-12-04T19:00:01Z","title_canon_sha256":"e0943a0c47e52f855189eb6998824d8e6e6139ce00cf09edee8b6e7fb4f41bb3"},"schema_version":"1.0","source":{"id":"1912.02191","kind":"arxiv","version":2}},"canonical_sha256":"b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8","first_computed_at":"2026-07-05T01:02:06.816727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:02:06.816727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3T9tVdooOicOwMIAG/ZVVxqmmHVEHXlEV3cpN40hOBtZCpx21roosprucUpvo38NQ4k6CWAHHHWiUJs81uJZCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:02:06.817218Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.02191","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:09a7528a952fa5068e235fd479713ed3ede0c9070136363298478ff42f406299","sha256:bd9c48fa8dbbace043fde0e86b24e2f0debc83770359fd9c12cb42878151aa8e"],"state_sha256":"8b7f346694ce1a6a46ae083b464c8eec8ddeb0204226db142d81925d3270c545"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0jfbr+VltSA/GXnoVkderh5Y5moOoeFmr9MQBgpdmdo6Ay0FZhRBVJUqUDUxCERA5agQpfbWmgc4FTSo7VGkAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T05:22:08.449117Z","bundle_sha256":"e71cbb6065e4d092b04e613cc3bb6d420384aa37a3c5cd7931193847cc21924a"}}