{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VROO2TUQ7XXYX5Z6QG56AFVM4P","short_pith_number":"pith:VROO2TUQ","canonical_record":{"source":{"id":"1702.06340","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-02-21T11:50:50Z","cross_cats_sorted":[],"title_canon_sha256":"b71654b66f2892dfd9cb423b52eba4b22ff17f4520e85faad6283b7ba14ee42a","abstract_canon_sha256":"6cdfb6a36383cfa53339ca7a362d3904fe4e85e5233f6a43dc7ea7ef9a3a6b5f"},"schema_version":"1.0"},"canonical_sha256":"ac5ced4e90fdef8bf73e81bbe016ace3c3d4e0325c5e97f29ff29321dcbd783f","source":{"kind":"arxiv","id":"1702.06340","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06340","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06340v1","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06340","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"pith_short_12","alias_value":"VROO2TUQ7XXY","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VROO2TUQ7XXYX5Z6","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VROO2TUQ","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VROO2TUQ7XXYX5Z6QG56AFVM4P","target":"record","payload":{"canonical_record":{"source":{"id":"1702.06340","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-02-21T11:50:50Z","cross_cats_sorted":[],"title_canon_sha256":"b71654b66f2892dfd9cb423b52eba4b22ff17f4520e85faad6283b7ba14ee42a","abstract_canon_sha256":"6cdfb6a36383cfa53339ca7a362d3904fe4e85e5233f6a43dc7ea7ef9a3a6b5f"},"schema_version":"1.0"},"canonical_sha256":"ac5ced4e90fdef8bf73e81bbe016ace3c3d4e0325c5e97f29ff29321dcbd783f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:14.412850Z","signature_b64":"YH/VP2kZGiJVTyhuQFu2Dax3DZcu5bS+eHroZP/dT+0wKEYorV/LBN/Gciurd+NIzPOuwNKwxrN6jhtLIAfLCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac5ced4e90fdef8bf73e81bbe016ace3c3d4e0325c5e97f29ff29321dcbd783f","last_reissued_at":"2026-05-18T00:50:14.412402Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:14.412402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.06340","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:50:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n+GsBa0z7aD5XnTeSp8zkGZOTxGdOQHtb4Bvr4A5buc6wx0hX3G++qiwIg3kztlA5MO3Pof9n6xAs5QlAYatCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:33:13.245409Z"},"content_sha256":"dc1e0074957c82bddbfc05904c6cdaf0ab6e15d615863402de6000c54b6145b5","schema_version":"1.0","event_id":"sha256:dc1e0074957c82bddbfc05904c6cdaf0ab6e15d615863402de6000c54b6145b5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VROO2TUQ7XXYX5Z6QG56AFVM4P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Brief review of double beta decay experiments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.S. Barabash","submitted_at":"2017-02-21T11:50:50Z","abstract_excerpt":"Best present experimental achievements in double beta decay are presented. Possible progress in this field in the near and far future is discussed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06340","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:50:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aJT2aeU/TDZUTBXAH8N0O5YZDC8QiBmfyB6WU89/o3Q8rAC9d1Av3RRAOV4qMNkIhn+QbEvNnh5Jp/1A9QhNAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:33:13.246071Z"},"content_sha256":"5047f750ac2eed9cbbbb851a14e8e6dfda0f8311edab6e01f2bc364f25cf73cb","schema_version":"1.0","event_id":"sha256:5047f750ac2eed9cbbbb851a14e8e6dfda0f8311edab6e01f2bc364f25cf73cb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/bundle.json","state_url":"https://pith.science/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/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":"2026-05-31T06:33:13Z","links":{"resolver":"https://pith.science/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P","bundle":"https://pith.science/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/bundle.json","state":"https://pith.science/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VROO2TUQ7XXYX5Z6QG56AFVM4P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VROO2TUQ7XXYX5Z6QG56AFVM4P","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":"6cdfb6a36383cfa53339ca7a362d3904fe4e85e5233f6a43dc7ea7ef9a3a6b5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-02-21T11:50:50Z","title_canon_sha256":"b71654b66f2892dfd9cb423b52eba4b22ff17f4520e85faad6283b7ba14ee42a"},"schema_version":"1.0","source":{"id":"1702.06340","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06340","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06340v1","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06340","created_at":"2026-05-18T00:50:14Z"},{"alias_kind":"pith_short_12","alias_value":"VROO2TUQ7XXY","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VROO2TUQ7XXYX5Z6","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VROO2TUQ","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:5047f750ac2eed9cbbbb851a14e8e6dfda0f8311edab6e01f2bc364f25cf73cb","target":"graph","created_at":"2026-05-18T00:50:14Z","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"},"paper":{"abstract_excerpt":"Best present experimental achievements in double beta decay are presented. Possible progress in this field in the near and far future is discussed.","authors_text":"A.S. Barabash","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-02-21T11:50:50Z","title":"Brief review of double beta decay experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06340","kind":"arxiv","version":1},"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:dc1e0074957c82bddbfc05904c6cdaf0ab6e15d615863402de6000c54b6145b5","target":"record","created_at":"2026-05-18T00:50:14Z","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":"6cdfb6a36383cfa53339ca7a362d3904fe4e85e5233f6a43dc7ea7ef9a3a6b5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-02-21T11:50:50Z","title_canon_sha256":"b71654b66f2892dfd9cb423b52eba4b22ff17f4520e85faad6283b7ba14ee42a"},"schema_version":"1.0","source":{"id":"1702.06340","kind":"arxiv","version":1}},"canonical_sha256":"ac5ced4e90fdef8bf73e81bbe016ace3c3d4e0325c5e97f29ff29321dcbd783f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac5ced4e90fdef8bf73e81bbe016ace3c3d4e0325c5e97f29ff29321dcbd783f","first_computed_at":"2026-05-18T00:50:14.412402Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:14.412402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YH/VP2kZGiJVTyhuQFu2Dax3DZcu5bS+eHroZP/dT+0wKEYorV/LBN/Gciurd+NIzPOuwNKwxrN6jhtLIAfLCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:14.412850Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.06340","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dc1e0074957c82bddbfc05904c6cdaf0ab6e15d615863402de6000c54b6145b5","sha256:5047f750ac2eed9cbbbb851a14e8e6dfda0f8311edab6e01f2bc364f25cf73cb"],"state_sha256":"28249fc2138ca9dfbcc5b88e6599d250a82262a92488618617400c7d99fbd286"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"njg6J6FQMp4Y9gOgBcUX0Cw+LDXYuRR1IfubDrZaRs1mVdPQX5YeK9FnouK3gMJFgtoHpRM+P3X1JVsksWTlAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T06:33:13.249027Z","bundle_sha256":"2b9ea57821992433b7d434f392bd7f10f5906b5ffec1f6bba77e7e78f33485b8"}}