{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:W4N4XYHMTPZMDIHAUF5BHNLYL3","short_pith_number":"pith:W4N4XYHM","canonical_record":{"source":{"id":"2309.02957","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-06T12:49:56Z","cross_cats_sorted":[],"title_canon_sha256":"875fc147f4539651de7a14f39cc69c985f289dd5e1b1198bc057ed214733ee75","abstract_canon_sha256":"6d0ac9e7c191730d18125e58fac06b11e35dc7d895b03f9df4ac1f51f979e021"},"schema_version":"1.0"},"canonical_sha256":"b71bcbe0ec9bf2c1a0e0a17a13b5785eeacaccbf9389948ae5ac4e2da2aa6d18","source":{"kind":"arxiv","id":"2309.02957","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.02957","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"arxiv_version","alias_value":"2309.02957v2","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.02957","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_12","alias_value":"W4N4XYHMTPZM","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_16","alias_value":"W4N4XYHMTPZMDIHA","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_8","alias_value":"W4N4XYHM","created_at":"2026-07-05T08:33:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:W4N4XYHMTPZMDIHAUF5BHNLYL3","target":"record","payload":{"canonical_record":{"source":{"id":"2309.02957","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-06T12:49:56Z","cross_cats_sorted":[],"title_canon_sha256":"875fc147f4539651de7a14f39cc69c985f289dd5e1b1198bc057ed214733ee75","abstract_canon_sha256":"6d0ac9e7c191730d18125e58fac06b11e35dc7d895b03f9df4ac1f51f979e021"},"schema_version":"1.0"},"canonical_sha256":"b71bcbe0ec9bf2c1a0e0a17a13b5785eeacaccbf9389948ae5ac4e2da2aa6d18","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:33:31.947251Z","signature_b64":"zjSXgEtwWh6sEZVsPNuUZBvRUF/5Wjwt7XAWPc4Adq+m029Yelmw5OVfRKptW7V57G/JsiwEmHrskDKTBOCLBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b71bcbe0ec9bf2c1a0e0a17a13b5785eeacaccbf9389948ae5ac4e2da2aa6d18","last_reissued_at":"2026-07-05T08:33:31.946820Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:33:31.946820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.02957","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":"2026-07-05T08:33:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n83I/Z/jTDLHvJfPbkOGGuVUxv7IopPx+391p6IHesMFXiUjmrRMmJI0AWmXzB/x2YWI8FrIimhJam7Ul8vqAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:13:31.464729Z"},"content_sha256":"b8ad65ea2ddb87fa0b161170a1f62369e7702eccec048a7e8509e46f62ceef21","schema_version":"1.0","event_id":"sha256:b8ad65ea2ddb87fa0b161170a1f62369e7702eccec048a7e8509e46f62ceef21"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:W4N4XYHMTPZMDIHAUF5BHNLYL3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Identifying frequency decorrelated dust residuals in B-mode maps by exploiting the spectral capability of bolometric interferometry","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Mennella, B. Garcia, C. G. Scoccola, C. O'Sullivan, E. Battistelli, E. Manzan, E. Rasztocky, G. D'Alessandro, G. E. Romero, J.-Ch Hamilton, J. Errard, L. Colombo, L. Mousset, L. Zapelli, M. De Petris, M. Gervasi, M. Piat, M. Regnier, M. Zannoni, N. Miron Granese, P. De Bernardis, S. A. Torchinsky, S. Masi, S. Paradiso","submitted_at":"2023-09-06T12:49:56Z","abstract_excerpt":"Astrophysical polarized foregrounds represent the most critical challenge in Cosmic Microwave Background (CMB) B-mode experiments. Multi-frequency observations can be used to constrain astrophysical foregrounds to isolate the CMB contribution. However, recent observations indicate that foreground emission may be more complex than anticipated.\n  We investigate how the increased spectral resolution provided by band splitting in Bolometric Interferometry (BI) through a technique called spectral imaging can help control the foreground contamination in the case of unaccounted Galactic dust frequenc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.02957","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/2309.02957/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":"2026-07-05T08:33:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FCKUpyijejk0qSoD+/Zup2fKxrpVY7iPQnarJ2oe8AEpC1F4jRAVoOUibWREhXoovGSRybkdYdwVa92ZJ7XLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:13:31.465245Z"},"content_sha256":"4d48308f96670ff0e6658d87d31d9d155f68cf984023969faf4516f35e520f66","schema_version":"1.0","event_id":"sha256:4d48308f96670ff0e6658d87d31d9d155f68cf984023969faf4516f35e520f66"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/bundle.json","state_url":"https://pith.science/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/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":"2026-08-06T04:13:31Z","links":{"resolver":"https://pith.science/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3","bundle":"https://pith.science/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/bundle.json","state":"https://pith.science/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W4N4XYHMTPZMDIHAUF5BHNLYL3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:W4N4XYHMTPZMDIHAUF5BHNLYL3","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":"6d0ac9e7c191730d18125e58fac06b11e35dc7d895b03f9df4ac1f51f979e021","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-06T12:49:56Z","title_canon_sha256":"875fc147f4539651de7a14f39cc69c985f289dd5e1b1198bc057ed214733ee75"},"schema_version":"1.0","source":{"id":"2309.02957","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.02957","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"arxiv_version","alias_value":"2309.02957v2","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.02957","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_12","alias_value":"W4N4XYHMTPZM","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_16","alias_value":"W4N4XYHMTPZMDIHA","created_at":"2026-07-05T08:33:31Z"},{"alias_kind":"pith_short_8","alias_value":"W4N4XYHM","created_at":"2026-07-05T08:33:31Z"}],"graph_snapshots":[{"event_id":"sha256:4d48308f96670ff0e6658d87d31d9d155f68cf984023969faf4516f35e520f66","target":"graph","created_at":"2026-07-05T08:33:31Z","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/2309.02957/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Astrophysical polarized foregrounds represent the most critical challenge in Cosmic Microwave Background (CMB) B-mode experiments. Multi-frequency observations can be used to constrain astrophysical foregrounds to isolate the CMB contribution. However, recent observations indicate that foreground emission may be more complex than anticipated.\n  We investigate how the increased spectral resolution provided by band splitting in Bolometric Interferometry (BI) through a technique called spectral imaging can help control the foreground contamination in the case of unaccounted Galactic dust frequenc","authors_text":"A. Mennella, B. Garcia, C. G. Scoccola, C. O'Sullivan, E. Battistelli, E. Manzan, E. Rasztocky, G. D'Alessandro, G. E. Romero, J.-Ch Hamilton, J. Errard, L. Colombo, L. Mousset, L. Zapelli, M. De Petris, M. Gervasi, M. Piat, M. Regnier, M. Zannoni, N. Miron Granese, P. De Bernardis, S. A. Torchinsky, S. Masi, S. Paradiso","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-06T12:49:56Z","title":"Identifying frequency decorrelated dust residuals in B-mode maps by exploiting the spectral capability of bolometric interferometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.02957","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:b8ad65ea2ddb87fa0b161170a1f62369e7702eccec048a7e8509e46f62ceef21","target":"record","created_at":"2026-07-05T08:33:31Z","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":"6d0ac9e7c191730d18125e58fac06b11e35dc7d895b03f9df4ac1f51f979e021","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-06T12:49:56Z","title_canon_sha256":"875fc147f4539651de7a14f39cc69c985f289dd5e1b1198bc057ed214733ee75"},"schema_version":"1.0","source":{"id":"2309.02957","kind":"arxiv","version":2}},"canonical_sha256":"b71bcbe0ec9bf2c1a0e0a17a13b5785eeacaccbf9389948ae5ac4e2da2aa6d18","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b71bcbe0ec9bf2c1a0e0a17a13b5785eeacaccbf9389948ae5ac4e2da2aa6d18","first_computed_at":"2026-07-05T08:33:31.946820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:33:31.946820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zjSXgEtwWh6sEZVsPNuUZBvRUF/5Wjwt7XAWPc4Adq+m029Yelmw5OVfRKptW7V57G/JsiwEmHrskDKTBOCLBg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:33:31.947251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.02957","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8ad65ea2ddb87fa0b161170a1f62369e7702eccec048a7e8509e46f62ceef21","sha256:4d48308f96670ff0e6658d87d31d9d155f68cf984023969faf4516f35e520f66"],"state_sha256":"40c9b72e61449738b4e5706da01e4aa65ed5234f60f27ec68684c42fb4f4b211"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jHBCFJlTh96r9ZAEoi/iN38aFKUDK/lpLltT+xD+c2xrRkN/xXAOidomTNF/G357Wm5anKyvxj//nso4k30UCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T04:13:31.470882Z","bundle_sha256":"73ec759e0a10e247964de0a2696639014f228128d3947c08d24464bc3f72b51c"}}