{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:ZUCN6AIB3EWKCKFCNYTQXRMXR4","short_pith_number":"pith:ZUCN6AIB","canonical_record":{"source":{"id":"1908.08477","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-22T16:16:57Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"1e05b74e3532a410ed64ca272d02664ffa7bc314958ffca2e1397f05528f8b0a","abstract_canon_sha256":"8d4d68c72063ae8b5b728d9fc1856e7d7a799fed4e8f55a797d1c7491e604c62"},"schema_version":"1.0"},"canonical_sha256":"cd04df0101d92ca128a26e270bc5978f17594337c2b5ec609e46e98e804f3fe6","source":{"kind":"arxiv","id":"1908.08477","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.08477","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"arxiv_version","alias_value":"1908.08477v2","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.08477","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_12","alias_value":"ZUCN6AIB3EWK","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_16","alias_value":"ZUCN6AIB3EWKCKFC","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_8","alias_value":"ZUCN6AIB","created_at":"2026-07-05T00:54:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:ZUCN6AIB3EWKCKFCNYTQXRMXR4","target":"record","payload":{"canonical_record":{"source":{"id":"1908.08477","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-22T16:16:57Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"1e05b74e3532a410ed64ca272d02664ffa7bc314958ffca2e1397f05528f8b0a","abstract_canon_sha256":"8d4d68c72063ae8b5b728d9fc1856e7d7a799fed4e8f55a797d1c7491e604c62"},"schema_version":"1.0"},"canonical_sha256":"cd04df0101d92ca128a26e270bc5978f17594337c2b5ec609e46e98e804f3fe6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:54:02.076074Z","signature_b64":"/czkdmqD9/+218EcpjcBd7X0D3Kcwe70uqFEK+ehfEAb6ZQ5rsk01udfUfBq+BFY7Rqe7ibl71t2o5TOB360AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd04df0101d92ca128a26e270bc5978f17594337c2b5ec609e46e98e804f3fe6","last_reissued_at":"2026-07-05T00:54:02.075650Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:54:02.075650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.08477","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":"2026-07-05T00:54:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yAP2Mci3+/pZ2ewGGZsQB1dDsvV4Gq9INlywv51B6GwBsbGbFyaJz+6MyTp0z3b17L/JehlwezboOEOMF/g7Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T13:58:59.871856Z"},"content_sha256":"9863d4efeb313a473c113729b36706f55b9875b234dea6648edf32cba9a9d5dc","schema_version":"1.0","event_id":"sha256:9863d4efeb313a473c113729b36706f55b9875b234dea6648edf32cba9a9d5dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:ZUCN6AIB3EWKCKFCNYTQXRMXR4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Using SPTpol, Planck 2015, and non-CMB data to constrain tilted spatially-flat and untilted non-flat $\\Lambda$CDM, XCDM, and $\\phi$CDM dark energy inflation cosmologies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Bharat Ratra, Chan-Gyung Park","submitted_at":"2019-08-22T16:16:57Z","abstract_excerpt":"We use six tilted spatially-flat and untilted non-flat dark energy cosmological models in analyses of South Pole Telescope polarization (SPTpol) cosmic microwave background (CMB) data, alone and in combination with Planck 2015 CMB data and non-CMB data, namely, the Pantheon Type Ia supernovae apparent magnitudes, a collection of baryon acoustic oscillation data points, Hubble parameter measurements, and growth rates. Although the cosmological models that best-fit the Planck CMB and non-CMB data do not provide good fits to the SPTpol data, with the $\\chi^2$'s exceeding the expected value, given"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.08477","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/1908.08477/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":"2026-07-05T00:54:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g4muKevBYx3ShKFZBbMQI0p0HETBnB6g6oDuZLbmkslgtGQkhUkvVrOHuuyqPBHEsTdvSR44vuZEC8LI/frDDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T13:58:59.872807Z"},"content_sha256":"0f3e03f8412efb753c66e32b0c38246ade21f31e12166666ae1d1f22b09c72d8","schema_version":"1.0","event_id":"sha256:0f3e03f8412efb753c66e32b0c38246ade21f31e12166666ae1d1f22b09c72d8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/bundle.json","state_url":"https://pith.science/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/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":"2026-08-16T13:58:59Z","links":{"resolver":"https://pith.science/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4","bundle":"https://pith.science/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/bundle.json","state":"https://pith.science/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZUCN6AIB3EWKCKFCNYTQXRMXR4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZUCN6AIB3EWKCKFCNYTQXRMXR4","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":"8d4d68c72063ae8b5b728d9fc1856e7d7a799fed4e8f55a797d1c7491e604c62","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-22T16:16:57Z","title_canon_sha256":"1e05b74e3532a410ed64ca272d02664ffa7bc314958ffca2e1397f05528f8b0a"},"schema_version":"1.0","source":{"id":"1908.08477","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.08477","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"arxiv_version","alias_value":"1908.08477v2","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.08477","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_12","alias_value":"ZUCN6AIB3EWK","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_16","alias_value":"ZUCN6AIB3EWKCKFC","created_at":"2026-07-05T00:54:02Z"},{"alias_kind":"pith_short_8","alias_value":"ZUCN6AIB","created_at":"2026-07-05T00:54:02Z"}],"graph_snapshots":[{"event_id":"sha256:0f3e03f8412efb753c66e32b0c38246ade21f31e12166666ae1d1f22b09c72d8","target":"graph","created_at":"2026-07-05T00:54:02Z","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/1908.08477/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We use six tilted spatially-flat and untilted non-flat dark energy cosmological models in analyses of South Pole Telescope polarization (SPTpol) cosmic microwave background (CMB) data, alone and in combination with Planck 2015 CMB data and non-CMB data, namely, the Pantheon Type Ia supernovae apparent magnitudes, a collection of baryon acoustic oscillation data points, Hubble parameter measurements, and growth rates. Although the cosmological models that best-fit the Planck CMB and non-CMB data do not provide good fits to the SPTpol data, with the $\\chi^2$'s exceeding the expected value, given","authors_text":"Bharat Ratra, Chan-Gyung Park","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-22T16:16:57Z","title":"Using SPTpol, Planck 2015, and non-CMB data to constrain tilted spatially-flat and untilted non-flat $\\Lambda$CDM, XCDM, and $\\phi$CDM dark energy inflation cosmologies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.08477","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":"sha256:9863d4efeb313a473c113729b36706f55b9875b234dea6648edf32cba9a9d5dc","target":"record","created_at":"2026-07-05T00:54:02Z","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":"8d4d68c72063ae8b5b728d9fc1856e7d7a799fed4e8f55a797d1c7491e604c62","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-22T16:16:57Z","title_canon_sha256":"1e05b74e3532a410ed64ca272d02664ffa7bc314958ffca2e1397f05528f8b0a"},"schema_version":"1.0","source":{"id":"1908.08477","kind":"arxiv","version":2}},"canonical_sha256":"cd04df0101d92ca128a26e270bc5978f17594337c2b5ec609e46e98e804f3fe6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd04df0101d92ca128a26e270bc5978f17594337c2b5ec609e46e98e804f3fe6","first_computed_at":"2026-07-05T00:54:02.075650Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:54:02.075650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/czkdmqD9/+218EcpjcBd7X0D3Kcwe70uqFEK+ehfEAb6ZQ5rsk01udfUfBq+BFY7Rqe7ibl71t2o5TOB360AA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:54:02.076074Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.08477","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9863d4efeb313a473c113729b36706f55b9875b234dea6648edf32cba9a9d5dc","sha256:0f3e03f8412efb753c66e32b0c38246ade21f31e12166666ae1d1f22b09c72d8"],"state_sha256":"acb0cb61cbd46468e36b4c83680c72bad95acc100d4e31f9c7eba82a8789b54c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dv40EqFl40APmtcPBDBeI0u9VVBQjdcff0WmolW3uG2mLV2SPpSdZpiIZur0rDyx3sDANieJGuwAbjW+8eTwBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T13:58:59.878527Z","bundle_sha256":"02dd8e25b3f0c093448b2e857bc3219163b3c9e3709bfddabcbdfe2801ea8ad5"}}