{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:NYLQ4NTNE3N5JEYTRNC42HEVIO","short_pith_number":"pith:NYLQ4NTN","canonical_record":{"source":{"id":"2307.11894","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-21T20:40:53Z","cross_cats_sorted":[],"title_canon_sha256":"e2505e539d957e698a222358dc214db8ab7f05efe9fbed475b221b6b8403a545","abstract_canon_sha256":"9d10c4574372af39450a01fe76b88532f2d243638737b00f501ff7071843fe5e"},"schema_version":"1.0"},"canonical_sha256":"6e170e366d26dbd493138b45cd1c9543a99d5ee3f7049bdac3f32d46404434fc","source":{"kind":"arxiv","id":"2307.11894","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.11894","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"arxiv_version","alias_value":"2307.11894v2","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.11894","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_12","alias_value":"NYLQ4NTNE3N5","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"NYLQ4NTNE3N5JEYT","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"NYLQ4NTN","created_at":"2026-07-05T07:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:NYLQ4NTNE3N5JEYTRNC42HEVIO","target":"record","payload":{"canonical_record":{"source":{"id":"2307.11894","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-21T20:40:53Z","cross_cats_sorted":[],"title_canon_sha256":"e2505e539d957e698a222358dc214db8ab7f05efe9fbed475b221b6b8403a545","abstract_canon_sha256":"9d10c4574372af39450a01fe76b88532f2d243638737b00f501ff7071843fe5e"},"schema_version":"1.0"},"canonical_sha256":"6e170e366d26dbd493138b45cd1c9543a99d5ee3f7049bdac3f32d46404434fc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:32:43.523668Z","signature_b64":"bJNH3AJ3vofOKOKQNpF2fZTsaPdvWewx30A62ROeteIzYE0Kt1JovaFrEZRdr6qZKyfIDhC1cB6EDrbC6rHlDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e170e366d26dbd493138b45cd1c9543a99d5ee3f7049bdac3f32d46404434fc","last_reissued_at":"2026-07-05T07:32:43.523117Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:32:43.523117Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.11894","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":"2026-07-05T07:32:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ta1cBSZLUElvqp9wteg4N6VUNQNkTBsBT/UO31wP9lgjN8V/JC89fmrM/+n82Q2UB13v64rmAA3CR1d9tV89Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T20:52:20.604287Z"},"content_sha256":"4f656d893698ae8582d2936dc2ced8349801bc53a807ceb4d88734d9e4cad550","schema_version":"1.0","event_id":"sha256:4f656d893698ae8582d2936dc2ced8349801bc53a807ceb4d88734d9e4cad550"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:NYLQ4NTNE3N5JEYTRNC42HEVIO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pairwise kSZ signal extraction efficacy and optical depth estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Eve M. Vavagiakis, Michael Niemack, Nicholas Battaglia, Patricio A. Gallardo, Rachel Bean, Yulin Gong","submitted_at":"2023-07-21T20:40:53Z","abstract_excerpt":"We determine the efficacy of the kinematic Sunyaev-Zel'dovich signal extraction pipeline, using pairwise kSZ measurements, in recovering unbiased estimates of the signal and inference of the associated optical depth. We consider the impact of cluster co-alignments along the line of sight, the modeling of baryonic clustering, and the presence of diffuse gas, as well as instrument beam convolution and noise. We demonstrate that two complementary approaches, aperture photometry, and a matched filter, can be used to recover an unbiased estimate of the cluster kSZ signal and the associated optical "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.11894","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/2307.11894/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":"2026-07-05T07:32:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5xBzbfNd9YG+n6OH44gZU7KKQ/FBupBXnyvi+cLdLnEgiDpOIhOpZ/+Bc8mGM9+IgYMEhLEQQy8ARxYV5v8DCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T20:52:20.605213Z"},"content_sha256":"e3d8d4ebf73b27121668af906e6131875dfb172c5c8062237d07ce2cb039bfcc","schema_version":"1.0","event_id":"sha256:e3d8d4ebf73b27121668af906e6131875dfb172c5c8062237d07ce2cb039bfcc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/bundle.json","state_url":"https://pith.science/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/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":"2026-08-17T20:52:20Z","links":{"resolver":"https://pith.science/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO","bundle":"https://pith.science/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/bundle.json","state":"https://pith.science/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NYLQ4NTNE3N5JEYTRNC42HEVIO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:NYLQ4NTNE3N5JEYTRNC42HEVIO","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":"9d10c4574372af39450a01fe76b88532f2d243638737b00f501ff7071843fe5e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-21T20:40:53Z","title_canon_sha256":"e2505e539d957e698a222358dc214db8ab7f05efe9fbed475b221b6b8403a545"},"schema_version":"1.0","source":{"id":"2307.11894","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.11894","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"arxiv_version","alias_value":"2307.11894v2","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.11894","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_12","alias_value":"NYLQ4NTNE3N5","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"NYLQ4NTNE3N5JEYT","created_at":"2026-07-05T07:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"NYLQ4NTN","created_at":"2026-07-05T07:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:e3d8d4ebf73b27121668af906e6131875dfb172c5c8062237d07ce2cb039bfcc","target":"graph","created_at":"2026-07-05T07:32:43Z","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/2307.11894/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We determine the efficacy of the kinematic Sunyaev-Zel'dovich signal extraction pipeline, using pairwise kSZ measurements, in recovering unbiased estimates of the signal and inference of the associated optical depth. We consider the impact of cluster co-alignments along the line of sight, the modeling of baryonic clustering, and the presence of diffuse gas, as well as instrument beam convolution and noise. We demonstrate that two complementary approaches, aperture photometry, and a matched filter, can be used to recover an unbiased estimate of the cluster kSZ signal and the associated optical ","authors_text":"Eve M. Vavagiakis, Michael Niemack, Nicholas Battaglia, Patricio A. Gallardo, Rachel Bean, Yulin Gong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-21T20:40:53Z","title":"Pairwise kSZ signal extraction efficacy and optical depth estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.11894","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":"sha256:4f656d893698ae8582d2936dc2ced8349801bc53a807ceb4d88734d9e4cad550","target":"record","created_at":"2026-07-05T07:32:43Z","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":"9d10c4574372af39450a01fe76b88532f2d243638737b00f501ff7071843fe5e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-21T20:40:53Z","title_canon_sha256":"e2505e539d957e698a222358dc214db8ab7f05efe9fbed475b221b6b8403a545"},"schema_version":"1.0","source":{"id":"2307.11894","kind":"arxiv","version":2}},"canonical_sha256":"6e170e366d26dbd493138b45cd1c9543a99d5ee3f7049bdac3f32d46404434fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e170e366d26dbd493138b45cd1c9543a99d5ee3f7049bdac3f32d46404434fc","first_computed_at":"2026-07-05T07:32:43.523117Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:32:43.523117Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bJNH3AJ3vofOKOKQNpF2fZTsaPdvWewx30A62ROeteIzYE0Kt1JovaFrEZRdr6qZKyfIDhC1cB6EDrbC6rHlDg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:32:43.523668Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.11894","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4f656d893698ae8582d2936dc2ced8349801bc53a807ceb4d88734d9e4cad550","sha256:e3d8d4ebf73b27121668af906e6131875dfb172c5c8062237d07ce2cb039bfcc"],"state_sha256":"cc1562fe7fe0b7a1f0cce9b800d15a9342ab862ef5dfe9b66b25405ae0f88694"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3+qwPINsTksv4heWcGq4x/pLfAOcjNK+1gm2ATAVBOOkKl32m2nyM/HtfHsn390OJ1e3c/+O2/nZVtUzkpOUCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T20:52:20.614554Z","bundle_sha256":"f62f3d3a0f2a8e809abb55a68a8485acfc38f3ae68291c60ef47ea3b21a83678"}}