{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:2RXY4HDGRXHUKVWOOCTTCOIEY6","short_pith_number":"pith:2RXY4HDG","canonical_record":{"source":{"id":"2511.04733","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-11-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"e21c1657b16f1f6a7a22af932f2b859f4c60260ea1ade9320518065809837bac","abstract_canon_sha256":"c20786619326a530a85f25f448b1a8995131f813008d00dceaded3ed847151b2"},"schema_version":"1.0"},"canonical_sha256":"d46f8e1c668dcf4556ce70a7313904c79786dc1d7766eb021be7334062558cc7","source":{"kind":"arxiv","id":"2511.04733","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.04733","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"2511.04733v2","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.04733","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"2RXY4HDGRXHU","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_16","alias_value":"2RXY4HDGRXHUKVWO","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_8","alias_value":"2RXY4HDG","created_at":"2026-06-10T14:10:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:2RXY4HDGRXHUKVWOOCTTCOIEY6","target":"record","payload":{"canonical_record":{"source":{"id":"2511.04733","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-11-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"e21c1657b16f1f6a7a22af932f2b859f4c60260ea1ade9320518065809837bac","abstract_canon_sha256":"c20786619326a530a85f25f448b1a8995131f813008d00dceaded3ed847151b2"},"schema_version":"1.0"},"canonical_sha256":"d46f8e1c668dcf4556ce70a7313904c79786dc1d7766eb021be7334062558cc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-10T14:10:45.019769Z","signature_b64":"mjR1zZjzXD9z9tDrTsH7DBg8GDZiaF1EcgF9DuOMQS2Zlc6J+1vVuaiT1XOjewT42ob3m8TlojTpphewXw95Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d46f8e1c668dcf4556ce70a7313904c79786dc1d7766eb021be7334062558cc7","last_reissued_at":"2026-06-10T14:10:45.018653Z","signature_status":"signed_v1","first_computed_at":"2026-06-10T14:10:45.018653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2511.04733","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":"2026-06-10T14:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L6B0UZOeFeP7pLlrXrr0b1fXhTclTzTBkRwU9aFf94rtW6FZAmSATF7Cc8InqzyAoMET7RJMUI0vdz9vZVegDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:01:11.706013Z"},"content_sha256":"af84ef640d4a4fb43e9c57bf800f5e59fda634f5b9f0d5c3f31b2bd34890b6d4","schema_version":"1.0","event_id":"sha256:af84ef640d4a4fb43e9c57bf800f5e59fda634f5b9f0d5c3f31b2bd34890b6d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:2RXY4HDGRXHUKVWOOCTTCOIEY6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Combining CMB datasets with consistent foreground modelling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent.","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Gorce, E. Pointecouteau, L. McBride, L. Salvati, L. T. Hergt, M. Douspis, M. Mu\\~noz-Echeverr\\'ia, M. Tristram, S. Henrot-Versill\\'e, S. Ilic","submitted_at":"2025-11-06T19:00:00Z","abstract_excerpt":"We present a joint cosmological analysis combining data from the Planck satellite, the Atacama Cosmology Telescope, and the South Pole Telescope. We construct a unified likelihood that reproduces the measured temperature and polarisation power spectra by jointly modelling the cosmic microwave background (CMB) signal, Galactic and extragalactic foregrounds, and instrumental systematics across all datasets. We reduce reliance by combining datasets and improve the robustness of parameter estimation by marginalising over the choice of foreground templates. Within this joint analysis, $\\Lambda$CDM "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Within this joint analysis, ΛCDM parameters exhibit remarkable stability with respect to variations in foreground modelling. Parameters for cosmological extensions are more sensitive to these assumptions, with uncertainties increasing by up to 35% in the neutrino sector after marginalising over foreground models.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The unified likelihood accurately reproduces the measured temperature and polarisation power spectra by jointly modelling the CMB signal, Galactic and extragalactic foregrounds, and instrumental systematics across the Planck, ACT, and SPT datasets.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"A unified likelihood analysis of Planck, ACT, and SPT data finds ΛCDM parameters stable under foreground model variations while neutrino-sector extension parameters show up to 35% larger uncertainties after marginalization.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"1a63b730b6ed53f921d411be0749e476b42456ab742b3df585b33fe3ec0b52b2"},"source":{"id":"2511.04733","kind":"arxiv","version":2},"verdict":{"id":"848f9685-889b-4a52-b3a8-f5e535defa39","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-18T00:39:24.114335Z","strongest_claim":"Within this joint analysis, ΛCDM parameters exhibit remarkable stability with respect to variations in foreground modelling. Parameters for cosmological extensions are more sensitive to these assumptions, with uncertainties increasing by up to 35% in the neutrino sector after marginalising over foreground models.","one_line_summary":"A unified likelihood analysis of Planck, ACT, and SPT data finds ΛCDM parameters stable under foreground model variations while neutrino-sector extension parameters show up to 35% larger uncertainties after marginalization.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The unified likelihood accurately reproduces the measured temperature and polarisation power spectra by jointly modelling the CMB signal, Galactic and extragalactic foregrounds, and instrumental systematics across the Planck, ACT, and SPT datasets.","pith_extraction_headline":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2511.04733/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":2,"sample":[{"doi":"","year":2020,"title":"E., Dunkley, J., Hajian, A., et al","work_id":"71c47557-8346-49f2-afaa-7ebd8ffc86a1","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2020,"title":"60 80 H0 0.06 0.04 0.02 0.00 0.02 0.04 k 0.05 0.00 k ACT SPT Planck Planck+ACT+SPT Fig","work_id":"e6bcb50d-19d1-4b8a-ad1f-e75ff159280c","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":2,"snapshot_sha256":"2c12e729656b84910a0835faf21beac60dc9ecf3bc4dda06e7268166963d6d1c","internal_anchors":0},"formal_canon":{"evidence_count":2,"snapshot_sha256":"d33137bd54e713126863f3b7e617ee463b21e367f90f753bdc6fd0cbe9fd84e7"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":"848f9685-889b-4a52-b3a8-f5e535defa39"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-10T14:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ff1RDXregXjP6c1rZGEKSN8EQM29woROJozH1DFM/I2oxxwiMysSbDWmkLOh7a92RCoJzRQgQdNOfQFm20X3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:01:11.706856Z"},"content_sha256":"64457d9ec214cb9576f1e8b8376b8969d54cde4c70dccf2ef7f894f2304db6a2","schema_version":"1.0","event_id":"sha256:64457d9ec214cb9576f1e8b8376b8969d54cde4c70dccf2ef7f894f2304db6a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/bundle.json","state_url":"https://pith.science/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/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":"2026-08-06T13:01:11Z","links":{"resolver":"https://pith.science/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6","bundle":"https://pith.science/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/bundle.json","state":"https://pith.science/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2RXY4HDGRXHUKVWOOCTTCOIEY6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:2RXY4HDGRXHUKVWOOCTTCOIEY6","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":"c20786619326a530a85f25f448b1a8995131f813008d00dceaded3ed847151b2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-11-06T19:00:00Z","title_canon_sha256":"e21c1657b16f1f6a7a22af932f2b859f4c60260ea1ade9320518065809837bac"},"schema_version":"1.0","source":{"id":"2511.04733","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.04733","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"2511.04733v2","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.04733","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"2RXY4HDGRXHU","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_16","alias_value":"2RXY4HDGRXHUKVWO","created_at":"2026-06-10T14:10:45Z"},{"alias_kind":"pith_short_8","alias_value":"2RXY4HDG","created_at":"2026-06-10T14:10:45Z"}],"graph_snapshots":[{"event_id":"sha256:64457d9ec214cb9576f1e8b8376b8969d54cde4c70dccf2ef7f894f2304db6a2","target":"graph","created_at":"2026-06-10T14:10:45Z","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":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"Within this joint analysis, ΛCDM parameters exhibit remarkable stability with respect to variations in foreground modelling. Parameters for cosmological extensions are more sensitive to these assumptions, with uncertainties increasing by up to 35% in the neutrino sector after marginalising over foreground models."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"The unified likelihood accurately reproduces the measured temperature and polarisation power spectra by jointly modelling the CMB signal, Galactic and extragalactic foregrounds, and instrumental systematics across the Planck, ACT, and SPT datasets."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"A unified likelihood analysis of Planck, ACT, and SPT data finds ΛCDM parameters stable under foreground model variations while neutrino-sector extension parameters show up to 35% larger uncertainties after marginalization."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent."}],"snapshot_sha256":"1a63b730b6ed53f921d411be0749e476b42456ab742b3df585b33fe3ec0b52b2"},"formal_canon":{"evidence_count":2,"snapshot_sha256":"d33137bd54e713126863f3b7e617ee463b21e367f90f753bdc6fd0cbe9fd84e7"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2511.04733/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a joint cosmological analysis combining data from the Planck satellite, the Atacama Cosmology Telescope, and the South Pole Telescope. We construct a unified likelihood that reproduces the measured temperature and polarisation power spectra by jointly modelling the cosmic microwave background (CMB) signal, Galactic and extragalactic foregrounds, and instrumental systematics across all datasets. We reduce reliance by combining datasets and improve the robustness of parameter estimation by marginalising over the choice of foreground templates. Within this joint analysis, $\\Lambda$CDM ","authors_text":"A. Gorce, E. Pointecouteau, L. McBride, L. Salvati, L. T. Hergt, M. Douspis, M. Mu\\~noz-Echeverr\\'ia, M. Tristram, S. Henrot-Versill\\'e, S. Ilic","cross_cats":[],"headline":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent.","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-11-06T19:00:00Z","title":"Combining CMB datasets with consistent foreground modelling"},"references":{"count":2,"internal_anchors":0,"resolved_work":2,"sample":[{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":1,"title":"E., Dunkley, J., Hajian, A., et al","work_id":"71c47557-8346-49f2-afaa-7ebd8ffc86a1","year":2020},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":2,"title":"60 80 H0 0.06 0.04 0.02 0.00 0.02 0.04 k 0.05 0.00 k ACT SPT Planck Planck+ACT+SPT Fig","work_id":"e6bcb50d-19d1-4b8a-ad1f-e75ff159280c","year":2020}],"snapshot_sha256":"2c12e729656b84910a0835faf21beac60dc9ecf3bc4dda06e7268166963d6d1c"},"source":{"id":"2511.04733","kind":"arxiv","version":2},"verdict":{"created_at":"2026-05-18T00:39:24.114335Z","id":"848f9685-889b-4a52-b3a8-f5e535defa39","model_set":{"reader":"grok-4.3"},"one_line_summary":"A unified likelihood analysis of Planck, ACT, and SPT data finds ΛCDM parameters stable under foreground model variations while neutrino-sector extension parameters show up to 35% larger uncertainties after marginalization.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Combining Planck, ACT and SPT CMB data with shared foreground modeling leaves LambdaCDM parameters stable while widening neutrino uncertainties by up to 35 percent.","strongest_claim":"Within this joint analysis, ΛCDM parameters exhibit remarkable stability with respect to variations in foreground modelling. Parameters for cosmological extensions are more sensitive to these assumptions, with uncertainties increasing by up to 35% in the neutrino sector after marginalising over foreground models.","weakest_assumption":"The unified likelihood accurately reproduces the measured temperature and polarisation power spectra by jointly modelling the CMB signal, Galactic and extragalactic foregrounds, and instrumental systematics across the Planck, ACT, and SPT datasets."}},"verdict_id":"848f9685-889b-4a52-b3a8-f5e535defa39"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:af84ef640d4a4fb43e9c57bf800f5e59fda634f5b9f0d5c3f31b2bd34890b6d4","target":"record","created_at":"2026-06-10T14:10:45Z","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":"c20786619326a530a85f25f448b1a8995131f813008d00dceaded3ed847151b2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-11-06T19:00:00Z","title_canon_sha256":"e21c1657b16f1f6a7a22af932f2b859f4c60260ea1ade9320518065809837bac"},"schema_version":"1.0","source":{"id":"2511.04733","kind":"arxiv","version":2}},"canonical_sha256":"d46f8e1c668dcf4556ce70a7313904c79786dc1d7766eb021be7334062558cc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d46f8e1c668dcf4556ce70a7313904c79786dc1d7766eb021be7334062558cc7","first_computed_at":"2026-06-10T14:10:45.018653Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-10T14:10:45.018653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mjR1zZjzXD9z9tDrTsH7DBg8GDZiaF1EcgF9DuOMQS2Zlc6J+1vVuaiT1XOjewT42ob3m8TlojTpphewXw95Cw==","signature_status":"signed_v1","signed_at":"2026-06-10T14:10:45.019769Z","signed_message":"canonical_sha256_bytes"},"source_id":"2511.04733","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af84ef640d4a4fb43e9c57bf800f5e59fda634f5b9f0d5c3f31b2bd34890b6d4","sha256:64457d9ec214cb9576f1e8b8376b8969d54cde4c70dccf2ef7f894f2304db6a2"],"state_sha256":"32ad0e8a028d7825b3071141fb0d1df1284dc19b37d9647c24c02e3ef1bb3705"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tWK/ix2ntoBpmSRXlvcNsAxx4oDWnq5hfs/THuAA/GitwiYntn4h+VyNa+ZBHGoBhl8YtBwG0xq8fyAmV5yABw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T13:01:11.712790Z","bundle_sha256":"c70a24eea739d74d53908014047953a3e46702c7e38d6e25804637edf20b07f6"}}