{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:RITQMJRNM4YSFCKK6KOZCV4BLX","short_pith_number":"pith:RITQMJRN","canonical_record":{"source":{"id":"2207.02451","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-07-06T05:44:22Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"7b2fffa9763ffbe04ba233ffe4311082cf0be5ceb8a75e286b6a9d279e3016f3","abstract_canon_sha256":"cea884cab5b570e432aef9767c4b940bf0a8696eec35638b89a6328319cd3838"},"schema_version":"1.0"},"canonical_sha256":"8a2706262d673122894af29d9157815dd70790ebba888492f40a09cdb02a86a3","source":{"kind":"arxiv","id":"2207.02451","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.02451","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"2207.02451v2","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.02451","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"RITQMJRNM4YS","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_16","alias_value":"RITQMJRNM4YSFCKK","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_8","alias_value":"RITQMJRN","created_at":"2026-07-05T06:28:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:RITQMJRNM4YSFCKK6KOZCV4BLX","target":"record","payload":{"canonical_record":{"source":{"id":"2207.02451","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-07-06T05:44:22Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"7b2fffa9763ffbe04ba233ffe4311082cf0be5ceb8a75e286b6a9d279e3016f3","abstract_canon_sha256":"cea884cab5b570e432aef9767c4b940bf0a8696eec35638b89a6328319cd3838"},"schema_version":"1.0"},"canonical_sha256":"8a2706262d673122894af29d9157815dd70790ebba888492f40a09cdb02a86a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:28:13.610217Z","signature_b64":"nu+WOBtoY5ykOGqWgvLUEu+6kbsyzm6LxMedGIE/nczE3YoxYDEEeTnL9x9m2xtZ/RzY49mYDbdj/VLtFAzcCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8a2706262d673122894af29d9157815dd70790ebba888492f40a09cdb02a86a3","last_reissued_at":"2026-07-05T06:28:13.609759Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:28:13.609759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.02451","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":"2026-07-05T06:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kZoPFHwQ8nGhNPN0iMSh3GpEir5bzQbS6NVJLZTzaLoJ5M4K5JKnKBAkJ2x3wa20mMpgt4FJMxds7YR+Yx3eDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:14:10.173178Z"},"content_sha256":"e600dcc71e7cd1f7d6747a01f3516bde100751c8c42c0708b3f694b98df917a8","schema_version":"1.0","event_id":"sha256:e600dcc71e7cd1f7d6747a01f3516bde100751c8c42c0708b3f694b98df917a8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:RITQMJRNM4YSFCKK6KOZCV4BLX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraints on Dark Matter-Neutrino Interaction from 21-cm Cosmology and Forecasts on SKA1-Low","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Antara Dey, Arnab Paul, Supratik Pal","submitted_at":"2022-07-06T05:44:22Z","abstract_excerpt":"In this article, we have done a thorough investigation of the possible effects of interaction between dark matter (DM) and neutrinos on reionization history. We have constrained the interaction strength using 21 cm Cosmology and found out possible deviations from standard, non-interacting $\\Lambda$CDM scenario. Comparing the results with the existing constraints from present cosmological observations reveals that 21 cm observations are more competent to constrain the interaction strength by a few orders of magnitude. We have also searched for prospects of detecting any such interaction in the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.02451","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/2207.02451/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":"2026-07-05T06:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5aO2nr/nikP2wHjRB4quoumVbEjBAHNEGwIt6VNeuSK/PMhwM83RZk08qf8QJCgz69RAi/tRx4U9pxf9ypTYCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:14:10.173682Z"},"content_sha256":"484e4055127367f6babdbe2085fffee9f32cd892ee808ff0341ac27cef61a051","schema_version":"1.0","event_id":"sha256:484e4055127367f6babdbe2085fffee9f32cd892ee808ff0341ac27cef61a051"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/bundle.json","state_url":"https://pith.science/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/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":"2026-08-04T03:14:10Z","links":{"resolver":"https://pith.science/pith/RITQMJRNM4YSFCKK6KOZCV4BLX","bundle":"https://pith.science/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/bundle.json","state":"https://pith.science/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RITQMJRNM4YSFCKK6KOZCV4BLX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:RITQMJRNM4YSFCKK6KOZCV4BLX","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":"cea884cab5b570e432aef9767c4b940bf0a8696eec35638b89a6328319cd3838","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-07-06T05:44:22Z","title_canon_sha256":"7b2fffa9763ffbe04ba233ffe4311082cf0be5ceb8a75e286b6a9d279e3016f3"},"schema_version":"1.0","source":{"id":"2207.02451","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.02451","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"2207.02451v2","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.02451","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"RITQMJRNM4YS","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_16","alias_value":"RITQMJRNM4YSFCKK","created_at":"2026-07-05T06:28:13Z"},{"alias_kind":"pith_short_8","alias_value":"RITQMJRN","created_at":"2026-07-05T06:28:13Z"}],"graph_snapshots":[{"event_id":"sha256:484e4055127367f6babdbe2085fffee9f32cd892ee808ff0341ac27cef61a051","target":"graph","created_at":"2026-07-05T06:28:13Z","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/2207.02451/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this article, we have done a thorough investigation of the possible effects of interaction between dark matter (DM) and neutrinos on reionization history. We have constrained the interaction strength using 21 cm Cosmology and found out possible deviations from standard, non-interacting $\\Lambda$CDM scenario. Comparing the results with the existing constraints from present cosmological observations reveals that 21 cm observations are more competent to constrain the interaction strength by a few orders of magnitude. We have also searched for prospects of detecting any such interaction in the ","authors_text":"Antara Dey, Arnab Paul, Supratik Pal","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-07-06T05:44:22Z","title":"Constraints on Dark Matter-Neutrino Interaction from 21-cm Cosmology and Forecasts on SKA1-Low"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.02451","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:e600dcc71e7cd1f7d6747a01f3516bde100751c8c42c0708b3f694b98df917a8","target":"record","created_at":"2026-07-05T06:28:13Z","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":"cea884cab5b570e432aef9767c4b940bf0a8696eec35638b89a6328319cd3838","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-07-06T05:44:22Z","title_canon_sha256":"7b2fffa9763ffbe04ba233ffe4311082cf0be5ceb8a75e286b6a9d279e3016f3"},"schema_version":"1.0","source":{"id":"2207.02451","kind":"arxiv","version":2}},"canonical_sha256":"8a2706262d673122894af29d9157815dd70790ebba888492f40a09cdb02a86a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8a2706262d673122894af29d9157815dd70790ebba888492f40a09cdb02a86a3","first_computed_at":"2026-07-05T06:28:13.609759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:28:13.609759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nu+WOBtoY5ykOGqWgvLUEu+6kbsyzm6LxMedGIE/nczE3YoxYDEEeTnL9x9m2xtZ/RzY49mYDbdj/VLtFAzcCg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:28:13.610217Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.02451","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e600dcc71e7cd1f7d6747a01f3516bde100751c8c42c0708b3f694b98df917a8","sha256:484e4055127367f6babdbe2085fffee9f32cd892ee808ff0341ac27cef61a051"],"state_sha256":"e4fb794b999069b0643b15c8e253cc03083008db60c0ae61afd9fa6d95ee0c94"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X0GxAeFJFsyrUKx06Faxb4O8pmtgzcHpad3iLOo6xsF1Cxh/6cFhyesDRxd368tJZkXqy+t3O4rKUoXCA0o3Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T03:14:10.178744Z","bundle_sha256":"ae9b66584371c09aebb3525964ba6125a1dad2b1f46e8163e73d7d3629511989"}}