{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:PE54VMZTMVNQQ6B7LPFL6LUAMT","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":"8c8129d38fcee2d025c7e9a8282faea8ff4ceeae618cbbdfc1fea9303b691b5b","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-04-14T20:00:28Z","title_canon_sha256":"7dde4cfe38b4377c640e4ac091fb42517bdcc0f607528908ffd77757ffcdfa94"},"schema_version":"1.0","source":{"id":"1404.3730","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3730","created_at":"2026-05-18T02:50:42Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3730v2","created_at":"2026-05-18T02:50:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3730","created_at":"2026-05-18T02:50:42Z"},{"alias_kind":"pith_short_12","alias_value":"PE54VMZTMVNQ","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PE54VMZTMVNQQ6B7","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PE54VMZT","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:d995cb2d45e1f6ffa0dc00b314f363fb1d3b5dc205892141214f126161c9e48f","target":"graph","created_at":"2026-05-18T02:50:42Z","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":"The recent indications for a tensor-to-scalar ratio $ r \\simeq 0.2$ from BICEP2 measurements of the cosmic microwave background (CMB) B-mode polarization present some tension with upper limits $r \\lesssim 0.1$ from measurements of CMB temperature fluctuations. Here we point out that tensor perturbations can induce B modes in the CMB polarization without inducing any temperature fluctuations nor E-mode polarization whatsoever, but only, at the expense of violating the Copernican principle. We present this mathematical possibility as a new ingredient for the model-builder's toolkit in case the t","authors_text":"Donghui Jeong, Liang Dai, Marc Kamionkowski","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-04-14T20:00:28Z","title":"Tensor-induced B modes with no temperature fluctuations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3730","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":"sha256:1b829aec1fc954a37db7d9b637d6cc187717590d2de32f449f31ff5a5481d47d","target":"record","created_at":"2026-05-18T02:50:42Z","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":"8c8129d38fcee2d025c7e9a8282faea8ff4ceeae618cbbdfc1fea9303b691b5b","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-04-14T20:00:28Z","title_canon_sha256":"7dde4cfe38b4377c640e4ac091fb42517bdcc0f607528908ffd77757ffcdfa94"},"schema_version":"1.0","source":{"id":"1404.3730","kind":"arxiv","version":2}},"canonical_sha256":"793bcab333655b08783f5bcabf2e8064c1a0de18187175e54a2dbedfe673616b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"793bcab333655b08783f5bcabf2e8064c1a0de18187175e54a2dbedfe673616b","first_computed_at":"2026-05-18T02:50:42.283469Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:42.283469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"++FIZa8Zw6bUKMQTZ/zXaXktnaftBJnx0bc0e5MCN4lerPmJLer+WWGPdJY/PDT4oY1xFUmqOxSVH4VBE955BA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:42.283932Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.3730","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b829aec1fc954a37db7d9b637d6cc187717590d2de32f449f31ff5a5481d47d","sha256:d995cb2d45e1f6ffa0dc00b314f363fb1d3b5dc205892141214f126161c9e48f"],"state_sha256":"777ee7f32450169af98df05207b2ab8aab63f92eadd8acca881cc09f7347908e"}