{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:U6WD35JNAED5NLJBHDUE7LSX5N","short_pith_number":"pith:U6WD35JN","canonical_record":{"source":{"id":"2003.10840","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-03-24T13:41:06Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"1081a059eb0e116a4c5f49438da5a04651b9749987ab977474a8b7ad5990ab11","abstract_canon_sha256":"0f4d6a26e8eadde9801d562aec83ca849d2abc4c4204a7376f5cf4bbea9d4234"},"schema_version":"1.0"},"canonical_sha256":"a7ac3df52d0107d6ad2138e84fae57eb511a05fcbbfea4f750b27b890e978990","source":{"kind":"arxiv","id":"2003.10840","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.10840","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"arxiv_version","alias_value":"2003.10840v2","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.10840","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_12","alias_value":"U6WD35JNAED5","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_16","alias_value":"U6WD35JNAED5NLJB","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_8","alias_value":"U6WD35JN","created_at":"2026-07-05T01:35:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:U6WD35JNAED5NLJBHDUE7LSX5N","target":"record","payload":{"canonical_record":{"source":{"id":"2003.10840","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-03-24T13:41:06Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"1081a059eb0e116a4c5f49438da5a04651b9749987ab977474a8b7ad5990ab11","abstract_canon_sha256":"0f4d6a26e8eadde9801d562aec83ca849d2abc4c4204a7376f5cf4bbea9d4234"},"schema_version":"1.0"},"canonical_sha256":"a7ac3df52d0107d6ad2138e84fae57eb511a05fcbbfea4f750b27b890e978990","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:35:29.851806Z","signature_b64":"S95pJpphTl4mXZT7ik469Sj+XmeQkcWNzdQOFNFlKU7R0aJefJtYbUyVbe1sARUB4kqzxkevsmMtw21XVPV3AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7ac3df52d0107d6ad2138e84fae57eb511a05fcbbfea4f750b27b890e978990","last_reissued_at":"2026-07-05T01:35:29.851300Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:35:29.851300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.10840","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":"2026-07-05T01:35:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0VezqfsMH8K0aopxuByKM6XJ5PfUw2khVu3XV0/GIGTeq3zIh7f0iY+3rxugVUckagWE/K879HATUAwCRzHsBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T13:30:54.879177Z"},"content_sha256":"f7097a80040ec9a44e482e88ec4b7562ac99c5a7df4754497a110a2f0e540b4b","schema_version":"1.0","event_id":"sha256:f7097a80040ec9a44e482e88ec4b7562ac99c5a7df4754497a110a2f0e540b4b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:U6WD35JNAED5NLJBHDUE7LSX5N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for Neutrino-less Double Beta Decay of $^{64}$Zn and $^{70}$Zn with CUPID-0","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"nucl-ex","authors_text":"A. Cruciani, A. D'Addabbo, A. Giuliani, A. Puiu, A. Zolotarova, C. Brofferio, C. Bucci, C. Gotti, C. Nones, C. Rusconi, C. Tomei, D. Chiesa, D. Orlandi, E. Celi, E. Previtali, F. Bellini, F. Ferroni, G. Keppel, G. Pessina, I. Dafinei, J. W. Beeman, K. Shaeffner, L. Cardani, L. Gironi, L. Pagnanini, L. Pattavina, M. Beretta, M. Biassoni, M. Clemenza, M. Martinez, M. Nastasi, M. Pallavicini, M. Pavan, M. Vignati, N. Casali, O. Azzolini, O. Cremomesi, P. Carniti, P. Gorla, S. Capelli, S. Di Domizio, S. Nagorny, S. Nisi, S. Pirro, S. Pozzi, V. Pettinacci","submitted_at":"2020-03-24T13:41:06Z","abstract_excerpt":"CUPID-0 is the first pilot experiment of CUPID, a next-generation project searching for neutrino-less double beta decay. In its first scientific run, CUPID-0 operated 26 ZnSe cryogenic calorimeters coupled to light detectors in the underground Laboratori Nazionali del Gran Sasso. In this work, we analyzed a ZnSe exposure of 11.34 kg$\\times$yr to search for the neutrino-less double beta decay of $^{70}$Zn and for the neutrino-less positron-emitting electron capture of $^{64}$Zn. We found no evidence for these decays and set 90$\\%$ credible interval limits of ${\\rm T}_{1/2}^{0\\nu\\beta\\beta}(^{70"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.10840","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/2003.10840/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":"2026-07-05T01:35:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mh0/JHM7WCR2CpEOpapRpxJgghGiSnj+MirKvLTpVo60UJVeUERjy3A/OgcroK3r+3YaNS//5IIJ+OM9opA1Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T13:30:54.879826Z"},"content_sha256":"22802a5d056d85d8813789aaedc8429b73784604602cacaad70175c56dcd8ec8","schema_version":"1.0","event_id":"sha256:22802a5d056d85d8813789aaedc8429b73784604602cacaad70175c56dcd8ec8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U6WD35JNAED5NLJBHDUE7LSX5N/bundle.json","state_url":"https://pith.science/pith/U6WD35JNAED5NLJBHDUE7LSX5N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U6WD35JNAED5NLJBHDUE7LSX5N/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":"2026-07-05T13:30:54Z","links":{"resolver":"https://pith.science/pith/U6WD35JNAED5NLJBHDUE7LSX5N","bundle":"https://pith.science/pith/U6WD35JNAED5NLJBHDUE7LSX5N/bundle.json","state":"https://pith.science/pith/U6WD35JNAED5NLJBHDUE7LSX5N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U6WD35JNAED5NLJBHDUE7LSX5N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:U6WD35JNAED5NLJBHDUE7LSX5N","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":"0f4d6a26e8eadde9801d562aec83ca849d2abc4c4204a7376f5cf4bbea9d4234","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-03-24T13:41:06Z","title_canon_sha256":"1081a059eb0e116a4c5f49438da5a04651b9749987ab977474a8b7ad5990ab11"},"schema_version":"1.0","source":{"id":"2003.10840","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.10840","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"arxiv_version","alias_value":"2003.10840v2","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.10840","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_12","alias_value":"U6WD35JNAED5","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_16","alias_value":"U6WD35JNAED5NLJB","created_at":"2026-07-05T01:35:29Z"},{"alias_kind":"pith_short_8","alias_value":"U6WD35JN","created_at":"2026-07-05T01:35:29Z"}],"graph_snapshots":[{"event_id":"sha256:22802a5d056d85d8813789aaedc8429b73784604602cacaad70175c56dcd8ec8","target":"graph","created_at":"2026-07-05T01:35:29Z","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/2003.10840/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"CUPID-0 is the first pilot experiment of CUPID, a next-generation project searching for neutrino-less double beta decay. In its first scientific run, CUPID-0 operated 26 ZnSe cryogenic calorimeters coupled to light detectors in the underground Laboratori Nazionali del Gran Sasso. In this work, we analyzed a ZnSe exposure of 11.34 kg$\\times$yr to search for the neutrino-less double beta decay of $^{70}$Zn and for the neutrino-less positron-emitting electron capture of $^{64}$Zn. We found no evidence for these decays and set 90$\\%$ credible interval limits of ${\\rm T}_{1/2}^{0\\nu\\beta\\beta}(^{70","authors_text":"A. Cruciani, A. D'Addabbo, A. Giuliani, A. Puiu, A. Zolotarova, C. Brofferio, C. Bucci, C. Gotti, C. Nones, C. Rusconi, C. Tomei, D. Chiesa, D. Orlandi, E. Celi, E. Previtali, F. Bellini, F. Ferroni, G. Keppel, G. Pessina, I. Dafinei, J. W. Beeman, K. Shaeffner, L. Cardani, L. Gironi, L. Pagnanini, L. Pattavina, M. Beretta, M. Biassoni, M. Clemenza, M. Martinez, M. Nastasi, M. Pallavicini, M. Pavan, M. Vignati, N. Casali, O. Azzolini, O. Cremomesi, P. Carniti, P. Gorla, S. Capelli, S. Di Domizio, S. Nagorny, S. Nisi, S. Pirro, S. Pozzi, V. Pettinacci","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-03-24T13:41:06Z","title":"Search for Neutrino-less Double Beta Decay of $^{64}$Zn and $^{70}$Zn with CUPID-0"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.10840","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:f7097a80040ec9a44e482e88ec4b7562ac99c5a7df4754497a110a2f0e540b4b","target":"record","created_at":"2026-07-05T01:35:29Z","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":"0f4d6a26e8eadde9801d562aec83ca849d2abc4c4204a7376f5cf4bbea9d4234","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-03-24T13:41:06Z","title_canon_sha256":"1081a059eb0e116a4c5f49438da5a04651b9749987ab977474a8b7ad5990ab11"},"schema_version":"1.0","source":{"id":"2003.10840","kind":"arxiv","version":2}},"canonical_sha256":"a7ac3df52d0107d6ad2138e84fae57eb511a05fcbbfea4f750b27b890e978990","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7ac3df52d0107d6ad2138e84fae57eb511a05fcbbfea4f750b27b890e978990","first_computed_at":"2026-07-05T01:35:29.851300Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:35:29.851300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S95pJpphTl4mXZT7ik469Sj+XmeQkcWNzdQOFNFlKU7R0aJefJtYbUyVbe1sARUB4kqzxkevsmMtw21XVPV3AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:35:29.851806Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.10840","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7097a80040ec9a44e482e88ec4b7562ac99c5a7df4754497a110a2f0e540b4b","sha256:22802a5d056d85d8813789aaedc8429b73784604602cacaad70175c56dcd8ec8"],"state_sha256":"7d78ab2bbe3bde9874997a37453bdf399b84c16a4c5354162d09d149ac5c4fc6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U/mJwaz7dwX2Vutly4eJ1UBsa/5CnW9nBMbSVNMiD17Q7ohxfzgoG9jAHNlWD0Y+H8kjLl5qYQtD7jIpCLjgDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T13:30:54.882958Z","bundle_sha256":"6eeedde9e70af302a18d404144fe2bf951f67d5d5102655e4647462ef114920e"}}