{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:WWA42NFDBGQNDSUVZBNK7JO4RM","short_pith_number":"pith:WWA42NFD","canonical_record":{"source":{"id":"1706.06012","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-06-19T15:25:36Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"044a25150d086b1e678e8a5cc11ddc5db05da86eff3eb99e031c5f291dbed5b8","abstract_canon_sha256":"4732dcf3be5d1c7128b4408938a3ca4a01ec67dde8cb1a9f6720f41c1395bc87"},"schema_version":"1.0"},"canonical_sha256":"b581cd34a309a0d1ca95c85aafa5dc8b16a06578f3cf4e74e5526a4e17a1b626","source":{"kind":"arxiv","id":"1706.06012","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.06012","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"arxiv_version","alias_value":"1706.06012v2","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.06012","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"pith_short_12","alias_value":"WWA42NFDBGQN","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WWA42NFDBGQNDSUV","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WWA42NFD","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:WWA42NFDBGQNDSUVZBNK7JO4RM","target":"record","payload":{"canonical_record":{"source":{"id":"1706.06012","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-06-19T15:25:36Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"044a25150d086b1e678e8a5cc11ddc5db05da86eff3eb99e031c5f291dbed5b8","abstract_canon_sha256":"4732dcf3be5d1c7128b4408938a3ca4a01ec67dde8cb1a9f6720f41c1395bc87"},"schema_version":"1.0"},"canonical_sha256":"b581cd34a309a0d1ca95c85aafa5dc8b16a06578f3cf4e74e5526a4e17a1b626","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:19.873347Z","signature_b64":"KWIFZPVDdpTPdnhulprDSRQQlwm0ofGsvRmr2Hh0WkyJcCEcl0f9kQYqktCTUBQPUdRKLPN/XzSOF75Y9qBlCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b581cd34a309a0d1ca95c85aafa5dc8b16a06578f3cf4e74e5526a4e17a1b626","last_reissued_at":"2026-05-18T00:35:19.872825Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:19.872825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.06012","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":"2026-05-18T00:35:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TcpjfIQ+lEwrs3gFJmnrj4VYepzay/0GGN8RMBWhwgSyald3mPKGpEx4VT0NmVfwsPkK955I5atl+AiYGbkTAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T20:23:32.797852Z"},"content_sha256":"04f1e355553d361d0542a1c741352cb2cb56f6a2f35b1710135c066735205c29","schema_version":"1.0","event_id":"sha256:04f1e355553d361d0542a1c741352cb2cb56f6a2f35b1710135c066735205c29"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:WWA42NFDBGQNDSUVZBNK7JO4RM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radiopurity assessment of the energy readout for the NEXT double beta decay experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Botas, A.D. McDonald, A. Goldschmidt, A.I. Hernandez, A. Laing, A.L. Ferreira, A. Mart\\'inez, A. Para, A. Sim\\'on, B.J.P. Jones, B. Palmeiro, C.A.N. Conde, C.A.O. Henriques, C.D.R. Azevedo, C.M.B. Monteiro, C. Sofka, D. Gonz\\'alez-D\\'iaz, D.R. Nygren, E.D.C. Freitas, F.I.G.M. Borges, F.J. Mora, F. Monrabal, F.P. Santos, G. Mart\\'inez-Lema, I. Bandac, I. Liubarsky, J.A. Hernando Morata, J.A. Villar, J. D\\'iaz, J. Escada, J.F.C.A. Veloso, J. Hauptman, J.J. G\\'omez-Cadenas, J. Mart\\'in-Albo, J.M. Benlloch-Rodr\\'iguez, J.M.F. dos Santos, J. Mu\\~noz Vidal, J. P\\'erez, J. Renner, J. Torrent, J.T. White, J.V. Carri\\'on, L. Labarga, L.M. Moutinho, L.M.P. Fernandes, L. Ripoll, L. Rogers, M. Diesburg, M. Losada, M. Musti, M. Nebot-Guinot, M. Querol, M. Sorel, N. L\\'opez-March, N. Yahlali, o J. Rodr\\'iguez, P. Ferrario, p J.F. Toledo, P. Lebrun, P. Novella, R. Esteve, R. Felkai, R.M. Guti\\'errez, R. Webb, S. C\\'arcel, S. Cebri\\'an, T. Stiegler, V. \\'Alvarez, V. Herrero, Z. Tsamalaidze","submitted_at":"2017-06-19T15:25:36Z","abstract_excerpt":"The Neutrino Experiment with a Xenon Time-Projection Chamber (NEXT) experiment intends to investigate the neutrinoless double beta decay of 136Xe, and therefore requires a severe suppression of potential backgrounds. An extensive material screening and selection process was undertaken to quantify the radioactivity of the materials used in the experiment. Separate energy and tracking readout planes using different sensors allow us to combine the measurement of the topological signature of the event for background discrimination with the energy resolution optimization. The design of radiopure re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.06012","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":""},"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":"2026-05-18T00:35:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3oHXpXKokdGnDexyw64oDeTUqOv4X1wEYFZbpojN2ox2yi62VxLBLu1vh66TrF1fCtbRqur1sHsGGu1WnzLVBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T20:23:32.798562Z"},"content_sha256":"69cb60b0253128929cf8f6f9ac2295b5dedb418bd3bf325e4dffac7d2fb79c53","schema_version":"1.0","event_id":"sha256:69cb60b0253128929cf8f6f9ac2295b5dedb418bd3bf325e4dffac7d2fb79c53"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/bundle.json","state_url":"https://pith.science/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/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":"2026-05-26T20:23:32Z","links":{"resolver":"https://pith.science/pith/WWA42NFDBGQNDSUVZBNK7JO4RM","bundle":"https://pith.science/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/bundle.json","state":"https://pith.science/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WWA42NFDBGQNDSUVZBNK7JO4RM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:WWA42NFDBGQNDSUVZBNK7JO4RM","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":"4732dcf3be5d1c7128b4408938a3ca4a01ec67dde8cb1a9f6720f41c1395bc87","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-06-19T15:25:36Z","title_canon_sha256":"044a25150d086b1e678e8a5cc11ddc5db05da86eff3eb99e031c5f291dbed5b8"},"schema_version":"1.0","source":{"id":"1706.06012","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.06012","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"arxiv_version","alias_value":"1706.06012v2","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.06012","created_at":"2026-05-18T00:35:19Z"},{"alias_kind":"pith_short_12","alias_value":"WWA42NFDBGQN","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WWA42NFDBGQNDSUV","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WWA42NFD","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:69cb60b0253128929cf8f6f9ac2295b5dedb418bd3bf325e4dffac7d2fb79c53","target":"graph","created_at":"2026-05-18T00:35:19Z","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":"The Neutrino Experiment with a Xenon Time-Projection Chamber (NEXT) experiment intends to investigate the neutrinoless double beta decay of 136Xe, and therefore requires a severe suppression of potential backgrounds. An extensive material screening and selection process was undertaken to quantify the radioactivity of the materials used in the experiment. Separate energy and tracking readout planes using different sensors allow us to combine the measurement of the topological signature of the event for background discrimination with the energy resolution optimization. The design of radiopure re","authors_text":"A. Botas, A.D. McDonald, A. Goldschmidt, A.I. Hernandez, A. Laing, A.L. Ferreira, A. Mart\\'inez, A. Para, A. Sim\\'on, B.J.P. Jones, B. Palmeiro, C.A.N. Conde, C.A.O. Henriques, C.D.R. Azevedo, C.M.B. Monteiro, C. Sofka, D. Gonz\\'alez-D\\'iaz, D.R. Nygren, E.D.C. Freitas, F.I.G.M. Borges, F.J. Mora, F. Monrabal, F.P. Santos, G. Mart\\'inez-Lema, I. Bandac, I. Liubarsky, J.A. Hernando Morata, J.A. Villar, J. D\\'iaz, J. Escada, J.F.C.A. Veloso, J. Hauptman, J.J. G\\'omez-Cadenas, J. Mart\\'in-Albo, J.M. Benlloch-Rodr\\'iguez, J.M.F. dos Santos, J. Mu\\~noz Vidal, J. P\\'erez, J. Renner, J. Torrent, J.T. White, J.V. Carri\\'on, L. Labarga, L.M. Moutinho, L.M.P. Fernandes, L. Ripoll, L. Rogers, M. Diesburg, M. Losada, M. Musti, M. Nebot-Guinot, M. Querol, M. Sorel, N. L\\'opez-March, N. Yahlali, o J. Rodr\\'iguez, P. Ferrario, p J.F. Toledo, P. Lebrun, P. Novella, R. Esteve, R. Felkai, R.M. Guti\\'errez, R. Webb, S. C\\'arcel, S. Cebri\\'an, T. Stiegler, V. \\'Alvarez, V. Herrero, Z. Tsamalaidze","cross_cats":["hep-ex","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-06-19T15:25:36Z","title":"Radiopurity assessment of the energy readout for the NEXT double beta decay experiment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.06012","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":"sha256:04f1e355553d361d0542a1c741352cb2cb56f6a2f35b1710135c066735205c29","target":"record","created_at":"2026-05-18T00:35:19Z","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":"4732dcf3be5d1c7128b4408938a3ca4a01ec67dde8cb1a9f6720f41c1395bc87","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-06-19T15:25:36Z","title_canon_sha256":"044a25150d086b1e678e8a5cc11ddc5db05da86eff3eb99e031c5f291dbed5b8"},"schema_version":"1.0","source":{"id":"1706.06012","kind":"arxiv","version":2}},"canonical_sha256":"b581cd34a309a0d1ca95c85aafa5dc8b16a06578f3cf4e74e5526a4e17a1b626","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b581cd34a309a0d1ca95c85aafa5dc8b16a06578f3cf4e74e5526a4e17a1b626","first_computed_at":"2026-05-18T00:35:19.872825Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:19.872825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KWIFZPVDdpTPdnhulprDSRQQlwm0ofGsvRmr2Hh0WkyJcCEcl0f9kQYqktCTUBQPUdRKLPN/XzSOF75Y9qBlCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:19.873347Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.06012","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:04f1e355553d361d0542a1c741352cb2cb56f6a2f35b1710135c066735205c29","sha256:69cb60b0253128929cf8f6f9ac2295b5dedb418bd3bf325e4dffac7d2fb79c53"],"state_sha256":"8ad7dfcc328271f5ff2da10384f37706c72ba63bbffae1f3dfa6e49ffd92c5bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k9+hyVsOB4pyI/wMc6VBaWYygJSGlx9QWSSJ8HSPkDVmfzEunYYxPHpzDHyvXcJgo3XuuMwQ8uqrC07eJ7kSBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T20:23:32.802411Z","bundle_sha256":"04f508a509eacbf76404c7669e503c494eb2d3ca37bf2ce904f9e7eb27cc230d"}}