{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:LVSKSIIVKPG4B7ASAILC3L42LX","short_pith_number":"pith:LVSKSIIV","canonical_record":{"source":{"id":"2103.12099","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-03-22T18:01:41Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8358dd6ba7ec80677bca5d0c7aadb0440458848284fb079680e72118bba472fb","abstract_canon_sha256":"44ca7a6639bf7f59678c257f579d504cb84bc591edf4bcceb6fe0ad3fabbedde"},"schema_version":"1.0"},"canonical_sha256":"5d64a9211553cdc0fc1202162daf9a5dc7e573dfa85504601bee798780dca596","source":{"kind":"arxiv","id":"2103.12099","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.12099","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"arxiv_version","alias_value":"2103.12099v2","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.12099","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_12","alias_value":"LVSKSIIVKPG4","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_16","alias_value":"LVSKSIIVKPG4B7AS","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_8","alias_value":"LVSKSIIV","created_at":"2026-07-05T03:24:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:LVSKSIIVKPG4B7ASAILC3L42LX","target":"record","payload":{"canonical_record":{"source":{"id":"2103.12099","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-03-22T18:01:41Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8358dd6ba7ec80677bca5d0c7aadb0440458848284fb079680e72118bba472fb","abstract_canon_sha256":"44ca7a6639bf7f59678c257f579d504cb84bc591edf4bcceb6fe0ad3fabbedde"},"schema_version":"1.0"},"canonical_sha256":"5d64a9211553cdc0fc1202162daf9a5dc7e573dfa85504601bee798780dca596","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:24:41.887366Z","signature_b64":"o6S0VWNZtRLME5EBkFQRFzaWNpv2ZOvmJjjg4viwG/JsZ7D06VUvf2zGcPWR6wU7XesrmcdvCG2ldyeTuhIsBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d64a9211553cdc0fc1202162daf9a5dc7e573dfa85504601bee798780dca596","last_reissued_at":"2026-07-05T03:24:41.886859Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:24:41.886859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.12099","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":"2026-07-05T03:24:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mBdbXJr8XD7nzeQ3YqH03FbD+c7tmP/5cFE5DUhBkmucxP3tQCLs/2/eeFZ8cF6834Bp2dvvF6V91xr4C2PwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:24:13.902519Z"},"content_sha256":"db24112766dad58fce3dc026a9b58165ec174c03b64e58c52ee0cee1c72a6f57","schema_version":"1.0","event_id":"sha256:db24112766dad58fce3dc026a9b58165ec174c03b64e58c52ee0cee1c72a6f57"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:LVSKSIIVKPG4B7ASAILC3L42LX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detecting the radiative decay of the cosmic neutrino background with line-intensity mapping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Andrea Caputo, Francisco Villaescusa-Navarro, Jos\\'e Luis Bernal, Marc Kamionkowski","submitted_at":"2021-03-22T18:01:41Z","abstract_excerpt":"We study the possibility to use line-intensity mapping (LIM) to seek photons from the radiative decay of neutrinos in the cosmic neutrino background. The Standard Model prediction for the rate for these decays is extremely small, but it can be enhanced if new physics increases the neutrino electromagnetic moments. The decay photons will appear as an interloper of astrophysical spectral lines. We propose that the neutrino-decay line can be identified with anisotropies in LIM clustering and also with the voxel intensity distribution. Ongoing and future LIM experiments will have -- depending on t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.12099","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/2103.12099/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":"2026-07-05T03:24:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z8nmpsFruktxo664ePaGIWgMlJCF29dFvhr6JZZ3iU+wV/GHwBCV46v4/RFsoB64QA6ZuEbtIITs6kFSka9cDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:24:13.903170Z"},"content_sha256":"b9f4699ca392e88cf9d34316f8d71e446bb7bede8b584709cb8b4d6805205888","schema_version":"1.0","event_id":"sha256:b9f4699ca392e88cf9d34316f8d71e446bb7bede8b584709cb8b4d6805205888"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LVSKSIIVKPG4B7ASAILC3L42LX/bundle.json","state_url":"https://pith.science/pith/LVSKSIIVKPG4B7ASAILC3L42LX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LVSKSIIVKPG4B7ASAILC3L42LX/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":"2026-08-13T09:24:13Z","links":{"resolver":"https://pith.science/pith/LVSKSIIVKPG4B7ASAILC3L42LX","bundle":"https://pith.science/pith/LVSKSIIVKPG4B7ASAILC3L42LX/bundle.json","state":"https://pith.science/pith/LVSKSIIVKPG4B7ASAILC3L42LX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LVSKSIIVKPG4B7ASAILC3L42LX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:LVSKSIIVKPG4B7ASAILC3L42LX","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":"44ca7a6639bf7f59678c257f579d504cb84bc591edf4bcceb6fe0ad3fabbedde","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-03-22T18:01:41Z","title_canon_sha256":"8358dd6ba7ec80677bca5d0c7aadb0440458848284fb079680e72118bba472fb"},"schema_version":"1.0","source":{"id":"2103.12099","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.12099","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"arxiv_version","alias_value":"2103.12099v2","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.12099","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_12","alias_value":"LVSKSIIVKPG4","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_16","alias_value":"LVSKSIIVKPG4B7AS","created_at":"2026-07-05T03:24:41Z"},{"alias_kind":"pith_short_8","alias_value":"LVSKSIIV","created_at":"2026-07-05T03:24:41Z"}],"graph_snapshots":[{"event_id":"sha256:b9f4699ca392e88cf9d34316f8d71e446bb7bede8b584709cb8b4d6805205888","target":"graph","created_at":"2026-07-05T03:24:41Z","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/2103.12099/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the possibility to use line-intensity mapping (LIM) to seek photons from the radiative decay of neutrinos in the cosmic neutrino background. The Standard Model prediction for the rate for these decays is extremely small, but it can be enhanced if new physics increases the neutrino electromagnetic moments. The decay photons will appear as an interloper of astrophysical spectral lines. We propose that the neutrino-decay line can be identified with anisotropies in LIM clustering and also with the voxel intensity distribution. Ongoing and future LIM experiments will have -- depending on t","authors_text":"Andrea Caputo, Francisco Villaescusa-Navarro, Jos\\'e Luis Bernal, Marc Kamionkowski","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-03-22T18:01:41Z","title":"Detecting the radiative decay of the cosmic neutrino background with line-intensity mapping"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.12099","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:db24112766dad58fce3dc026a9b58165ec174c03b64e58c52ee0cee1c72a6f57","target":"record","created_at":"2026-07-05T03:24:41Z","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":"44ca7a6639bf7f59678c257f579d504cb84bc591edf4bcceb6fe0ad3fabbedde","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-03-22T18:01:41Z","title_canon_sha256":"8358dd6ba7ec80677bca5d0c7aadb0440458848284fb079680e72118bba472fb"},"schema_version":"1.0","source":{"id":"2103.12099","kind":"arxiv","version":2}},"canonical_sha256":"5d64a9211553cdc0fc1202162daf9a5dc7e573dfa85504601bee798780dca596","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d64a9211553cdc0fc1202162daf9a5dc7e573dfa85504601bee798780dca596","first_computed_at":"2026-07-05T03:24:41.886859Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:24:41.886859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"o6S0VWNZtRLME5EBkFQRFzaWNpv2ZOvmJjjg4viwG/JsZ7D06VUvf2zGcPWR6wU7XesrmcdvCG2ldyeTuhIsBw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:24:41.887366Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.12099","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db24112766dad58fce3dc026a9b58165ec174c03b64e58c52ee0cee1c72a6f57","sha256:b9f4699ca392e88cf9d34316f8d71e446bb7bede8b584709cb8b4d6805205888"],"state_sha256":"c087c26b0f8e2c21ab7a474410b645881b0849c04b351aaf71abb40d0abba813"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D+0x/RRz+MoFL8BtCjok7geqSGYjoXLQOA+Y87aq7gMGJs7uKY12qMDvIZYgbbwThg01qmAqZzNz2sE6D/e/BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T09:24:13.916184Z","bundle_sha256":"647275ad78db7a339df89343714834453fc973635c963cda2330da08114f8d3c"}}