{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:HJK6CTIXQLTZHD7IU7A7O4JITG","short_pith_number":"pith:HJK6CTIX","canonical_record":{"source":{"id":"1607.05733","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-07-19T20:00:10Z","cross_cats_sorted":[],"title_canon_sha256":"cb1e6867a341a55b640863261f7a4b1b3b33d20680942eb24f8b343bf00cbdc2","abstract_canon_sha256":"b471f9a3463d35edf3d4ad24538b37735f18da5337a791b8cb5eb50388608ffc"},"schema_version":"1.0"},"canonical_sha256":"3a55e14d1782e7938fe8a7c1f7712899b468781ec3555be3a95de26fc6e014aa","source":{"kind":"arxiv","id":"1607.05733","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05733","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05733v3","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05733","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"pith_short_12","alias_value":"HJK6CTIXQLTZ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"HJK6CTIXQLTZHD7I","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"HJK6CTIX","created_at":"2026-05-18T12:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:HJK6CTIXQLTZHD7IU7A7O4JITG","target":"record","payload":{"canonical_record":{"source":{"id":"1607.05733","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-07-19T20:00:10Z","cross_cats_sorted":[],"title_canon_sha256":"cb1e6867a341a55b640863261f7a4b1b3b33d20680942eb24f8b343bf00cbdc2","abstract_canon_sha256":"b471f9a3463d35edf3d4ad24538b37735f18da5337a791b8cb5eb50388608ffc"},"schema_version":"1.0"},"canonical_sha256":"3a55e14d1782e7938fe8a7c1f7712899b468781ec3555be3a95de26fc6e014aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:02:37.827868Z","signature_b64":"Lx2xrZ9rtMST7u0HvATykDzlI7ELc1R07yMjt9GiI9iX7K0KXx0ZOZrpMSNiWwlc9YXpAjbmDsrcS3h7rBpXAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a55e14d1782e7938fe8a7c1f7712899b468781ec3555be3a95de26fc6e014aa","last_reissued_at":"2026-05-18T01:02:37.827180Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:02:37.827180Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.05733","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:02:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O2Rhh6fTaCEwBYajVazMzt8TbdTsZyGwcpYg/6qaWy14Qeo97Iv4LjntXdyZTw2U9Hn6vXAq3K/g7TxVNdycBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T16:08:08.552040Z"},"content_sha256":"25b4baee0434f3ce436d9b5be44345c69d431854c4868da3c2b2139820b9b17c","schema_version":"1.0","event_id":"sha256:25b4baee0434f3ce436d9b5be44345c69d431854c4868da3c2b2139820b9b17c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:HJK6CTIXQLTZHD7IU7A7O4JITG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Demonstration of cosmic microwave background delensing using the cosmic infrared background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Anthony Challinor, Blake D. Sherwin, Daisy Mak, Patricia Larsen","submitted_at":"2016-07-19T20:00:10Z","abstract_excerpt":"Delensing is an increasingly important technique to reverse the gravitational lensing of the cosmic microwave background (CMB) and thus reveal primordial signals the lensing may obscure. We present a first demonstration of delensing on Planck temperature maps using the cosmic infrared background (CIB). Reversing the lensing deflections in Planck CMB temperature maps using a linear combination of the 545 and 857GHz maps as a lensing tracer, we find that the lensing effects in the temperature power spectrum are reduced in a manner consistent with theoretical expectations. In particular, the char"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05733","kind":"arxiv","version":3},"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":"2026-05-18T01:02:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6cj4IuASxsrfVdzolliXqRL8nBcYPF0b1iDW45OCWFk83hWC56iuesqRo2doWonyuNBKG7CFITi2pZ4/FXlyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T16:08:08.552391Z"},"content_sha256":"6089de3d0518cf97196318ef5a85f2c31080fed70f7653a171c01cfd53c777bc","schema_version":"1.0","event_id":"sha256:6089de3d0518cf97196318ef5a85f2c31080fed70f7653a171c01cfd53c777bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/bundle.json","state_url":"https://pith.science/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/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":"2026-07-14T16:08:08Z","links":{"resolver":"https://pith.science/pith/HJK6CTIXQLTZHD7IU7A7O4JITG","bundle":"https://pith.science/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/bundle.json","state":"https://pith.science/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HJK6CTIXQLTZHD7IU7A7O4JITG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:HJK6CTIXQLTZHD7IU7A7O4JITG","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":"b471f9a3463d35edf3d4ad24538b37735f18da5337a791b8cb5eb50388608ffc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-07-19T20:00:10Z","title_canon_sha256":"cb1e6867a341a55b640863261f7a4b1b3b33d20680942eb24f8b343bf00cbdc2"},"schema_version":"1.0","source":{"id":"1607.05733","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05733","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05733v3","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05733","created_at":"2026-05-18T01:02:37Z"},{"alias_kind":"pith_short_12","alias_value":"HJK6CTIXQLTZ","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"HJK6CTIXQLTZHD7I","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"HJK6CTIX","created_at":"2026-05-18T12:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:6089de3d0518cf97196318ef5a85f2c31080fed70f7653a171c01cfd53c777bc","target":"graph","created_at":"2026-05-18T01:02:37Z","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":"Delensing is an increasingly important technique to reverse the gravitational lensing of the cosmic microwave background (CMB) and thus reveal primordial signals the lensing may obscure. We present a first demonstration of delensing on Planck temperature maps using the cosmic infrared background (CIB). Reversing the lensing deflections in Planck CMB temperature maps using a linear combination of the 545 and 857GHz maps as a lensing tracer, we find that the lensing effects in the temperature power spectrum are reduced in a manner consistent with theoretical expectations. In particular, the char","authors_text":"Anthony Challinor, Blake D. Sherwin, Daisy Mak, Patricia Larsen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-07-19T20:00:10Z","title":"Demonstration of cosmic microwave background delensing using the cosmic infrared background"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05733","kind":"arxiv","version":3},"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":"sha256:25b4baee0434f3ce436d9b5be44345c69d431854c4868da3c2b2139820b9b17c","target":"record","created_at":"2026-05-18T01:02:37Z","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":"b471f9a3463d35edf3d4ad24538b37735f18da5337a791b8cb5eb50388608ffc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-07-19T20:00:10Z","title_canon_sha256":"cb1e6867a341a55b640863261f7a4b1b3b33d20680942eb24f8b343bf00cbdc2"},"schema_version":"1.0","source":{"id":"1607.05733","kind":"arxiv","version":3}},"canonical_sha256":"3a55e14d1782e7938fe8a7c1f7712899b468781ec3555be3a95de26fc6e014aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a55e14d1782e7938fe8a7c1f7712899b468781ec3555be3a95de26fc6e014aa","first_computed_at":"2026-05-18T01:02:37.827180Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:02:37.827180Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lx2xrZ9rtMST7u0HvATykDzlI7ELc1R07yMjt9GiI9iX7K0KXx0ZOZrpMSNiWwlc9YXpAjbmDsrcS3h7rBpXAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:02:37.827868Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.05733","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25b4baee0434f3ce436d9b5be44345c69d431854c4868da3c2b2139820b9b17c","sha256:6089de3d0518cf97196318ef5a85f2c31080fed70f7653a171c01cfd53c777bc"],"state_sha256":"0c017d07e43909a1016308f7d234567dc87ef4a17c22e5bf3d9e3d5daab76601"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VhSOr9IErQvWm8ufs+l51vDITG4hEYvUQsa49LfwafuB6gQagZK9Kz4vdsKw4bRrbftN8j0PlKuC0B1n64K0Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-14T16:08:08.554443Z","bundle_sha256":"93857e5199b54ba0e954b9cc05d29d176b35d85d8762abe1214dc14325238bd1"}}